ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor603163261 <...> = 4 [pid 2828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 2831] <... chdir resumed>) = 0 [pid 2830] write(3, "1000", 4 [pid 2829] close(3 [pid 2828] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 2831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2830] <... write resumed>) = 4 [pid 2829] <... close resumed>) = 0 [pid 2828] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2830] close(3 [pid 2831] <... prctl resumed>) = 0 [pid 2829] symlink("/dev/binderfs", "./binderfs" [pid 2828] <... write resumed>) = 4 [pid 302] close(3 [pid 2831] setpgid(0, 0 [pid 2830] <... close resumed>) = 0 [pid 2828] close(3 [pid 302] <... close resumed>) = 0 [pid 2828] <... close resumed>) = 0 [pid 302] rmdir("./527" [pid 2831] <... setpgid resumed>) = 0 [pid 2830] symlink("/dev/binderfs", "./binderfs" [pid 2829] <... symlink resumed>) = 0 [pid 2828] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 2830] <... symlink resumed>) = 0 [pid 2829] write(1, "executing program\n", 18 [pid 2828] <... symlink resumed>) = 0 executing program [pid 302] mkdir("./528", 0777 [pid 2831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2830] write(1, "executing program\n", 18 [pid 2829] <... write resumed>) = 18 [pid 2828] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 2830] <... write resumed>) = 18 [pid 2829] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2828] <... write resumed>) = 18 executing program executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2831] <... openat resumed>) = 3 [pid 2830] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2829] <... close_range resumed>) = 0 [pid 2828] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2831] write(3, "1000", 4 [pid 2830] <... close_range resumed>) = 0 [pid 2829] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2828] <... close_range resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2831] <... write resumed>) = 4 [pid 2830] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2829] <... mkdirat resumed>) = 0 [pid 2828] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2831] close(3 [pid 2830] <... mkdirat resumed>) = 0 [pid 2829] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2828] <... mkdirat resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2832 [pid 2831] <... close resumed>) = 0 [pid 2830] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2828] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2829] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2831] symlink("/dev/binderfs", "./binderfs" [pid 2830] <... mount resumed>) = 0 [pid 2829] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2828] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2830] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2829] <... openat resumed>) = 3 [pid 2828] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2830] <... openat resumed>) = 3 [pid 2829] write(3, "p:s/p ./file0:0", 15 [pid 2828] <... openat resumed>) = 3 [pid 2831] <... symlink resumed>) = 0 executing program [pid 2828] write(3, "p:s/p ./file0:0", 15 [pid 2831] write(1, "executing program\n", 18 [pid 2830] write(3, "p:s/p ./file0:0", 15 [pid 2829] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2828] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2829] openat(AT_FDCWD, NULL, O_WRONLY [pid 2828] openat(AT_FDCWD, NULL, O_WRONLY [pid 2831] <... write resumed>) = 18 [pid 2830] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2829] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2828] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2831] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2830] openat(AT_FDCWD, NULL, O_WRONLY [pid 2829] creat(NULL, 0732 [pid 2828] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2828] exit_group(0 [pid 2831] <... close_range resumed>) = 0 [pid 2830] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2829] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2828] <... exit_group resumed>) = ? [pid 2831] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2830] creat(NULL, 0732 [pid 2829] exit_group(0 [pid 2828] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2832 attached [pid 2832] set_robust_list(0x555557559760, 24) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2830] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2829] <... exit_group resumed>) = ? [pid 2832] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2832] chdir("./528") = 0 [pid 2832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2832] setpgid(0, 0 [pid 2829] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 2832] <... setpgid resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2830] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2830] <... exit_group resumed>) = ? [pid 301] umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2832] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2832] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2832] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 2832] close(3 [pid 301] fstat(3 [pid 2832] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2830] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 2832] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2832] <... symlink resumed>) = 0 [pid 2831] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./509/binderfs" [pid 2832] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2831] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./509/binderfs" [pid 2832] <... write resumed>) = 18 [pid 2832] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2832] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 executing program [pid 2832] <... mkdirat resumed>) = 0 [pid 2831] <... mount resumed>) = 0 [pid 301] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2831] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2832] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 2832] <... mount resumed>) = 0 [pid 2831] <... openat resumed>) = 3 [pid 301] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2831] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./509/tracing" [pid 2832] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./504", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./509/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2832] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 300] <... openat resumed>) = 3 [pid 2832] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(3 [pid 2831] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2831] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 299] umount2("./495", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2832] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2831] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./495", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2831] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2831] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 299] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./504/binderfs" [pid 299] fstat(3 [pid 2831] exit_group(0 [pid 301] rmdir("./509/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2832] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2832] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] unlink("./504/binderfs" [pid 2832] exit_group(0) = ? [pid 2832] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2831] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./495/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./495/binderfs" [pid 301] rmdir("./509" [pid 300] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2831] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./510", 0777 [pid 300] newfstatat(AT_FDCWD, "./504/tracing" [pid 299] unlink("./495/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./504/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4 [pid 299] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2833 [pid 300] rmdir("./504/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./495/tracing" [pid 300] rmdir("./504") = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./505", 0777) = 0 [pid 299] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2834 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2834 [pid 299] openat(AT_FDCWD, "./495/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 2834] set_robust_list(0x555557559760, 24 [pid 299] fstat(4 [pid 302] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] getdents64(4 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./528/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./528/binderfs" [pid 299] close(4 [pid 2834] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./495/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./528/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./528/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 299] close(3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./528/tracing" [pid 299] <... close resumed>) = 0 [pid 2834] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] rmdir("./495" [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./528" [pid 2834] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] mkdir("./529", 0777 [pid 2834] chdir("./505" [pid 302] <... mkdir resumed>) = 0 [pid 299] mkdir("./496", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2834] <... chdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2835 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2835 attached ci2-android-5-10/strace-static-x86_64: Process 2833 attached [pid 2834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2833] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2834] <... prctl resumed>) = 0 [pid 2833] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2835] set_robust_list(0x555557559760, 24 [pid 2833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2833] chdir("./510") = 0 [pid 2833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2833] setpgid(0, 0) = 0 [pid 2833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2833] write(3, "1000", 4) = 4 [pid 2833] close(3) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2836 [pid 2835] <... set_robust_list resumed>) = 0 [pid 2834] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2833] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2834] <... setpgid resumed>) = 0 [pid 2833] <... symlink resumed>) = 0 [pid 2833] write(1, "executing program\n", 18) = 18 [pid 2834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2833] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2833] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2835] rt_sigprocmask(SIG_SETMASK, [] [pid 2834] <... openat resumed>) = 3 [pid 2833] <... mkdirat resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2833] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2834] write(3, "1000", 4 [pid 298] umount2("./488", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2833] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2833] <... openat resumed>) = 3 [pid 2833] write(3, "p:s/p ./file0:0", 15 [pid 2834] <... write resumed>) = 4 [pid 2833] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "./488", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2833] openat(AT_FDCWD, NULL, O_WRONLY [pid 2834] close(3 [pid 2833] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 2833] creat(NULL, 0732 [pid 298] fstat(3 [pid 2834] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2833] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 2834] symlink("/dev/binderfs", "./binderfs" [pid 2833] exit_group(0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2833] <... exit_group resumed>) = ? [pid 2835] chdir("./529" [pid 2834] <... symlink resumed>) = 0 [pid 2833] +++ exited with 0 +++ [pid 298] umount2("./488/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2836 attached [pid 2834] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./488/binderfs" [pid 2834] <... write resumed>) = 18 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2834] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] unlink("./488/binderfs" [pid 2836] set_robust_list(0x555557559760, 24) = 0 executing program [pid 2836] rt_sigprocmask(SIG_SETMASK, [] [pid 2834] <... close_range resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 2836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./488/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2836] chdir("./496" [pid 2834] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./488/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2836] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./488/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./488/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 298] openat(AT_FDCWD, "./488/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 298] fstat(4 [pid 2836] <... prctl resumed>) = 0 [pid 2836] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2834] <... mkdirat resumed>) = 0 [pid 301] umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 2834] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./510/binderfs" [pid 298] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./510/binderfs" [pid 2834] <... mount resumed>) = 0 [pid 298] close(4 [pid 2836] <... setpgid resumed>) = 0 [pid 2836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 2834] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 301] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./488/tracing" [pid 2836] <... openat resumed>) = 3 [pid 2836] write(3, "1000", 4) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2836] close(3 [pid 2834] <... openat resumed>) = 3 [pid 301] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 2836] <... close resumed>) = 0 [pid 2834] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./510/tracing" [pid 298] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./488" [pid 2836] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2836] <... symlink resumed>) = 0 [pid 2834] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 301] openat(AT_FDCWD, "./510/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 2836] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 4 [pid 2834] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] mkdir("./489", 0777 [pid 301] fstat(4 [pid 2836] <... write resumed>) = 18 [pid 2836] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2836] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2834] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 2834] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2834] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2836] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2836] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2836] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2836] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2837 [pid 2834] exit_group(0 [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2837 attached [pid 2836] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2835] <... chdir resumed>) = 0 [pid 2834] <... exit_group resumed>) = ? [pid 301] rmdir("./510/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2836] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2836] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 2836] +++ exited with 0 +++ [pid 2834] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2837] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./510" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2837] <... set_robust_list resumed>) = 0 [pid 2835] setpgid(0, 0 [pid 2837] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 2835] <... setpgid resumed>) = 0 [pid 301] mkdir("./511", 0777 [pid 2835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2837] chdir("./489" [pid 2835] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 2837] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2837] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2837] setpgid(0, 0) = 0 [pid 2837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2835] write(3, "1000", 4) = 4 [pid 2835] close(3) = 0 [pid 2837] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2838 [pid 2835] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2838 attached [pid 2835] <... symlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2837] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2837] <... write resumed>) = 4 [pid 2837] close(3 [pid 2835] write(1, "executing program\n", 18 [pid 2837] <... close resumed>) = 0 [pid 2835] <... write resumed>) = 18 [pid 2837] symlink("/dev/binderfs", "./binderfs" executing program [pid 2835] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2837] <... symlink resumed>) = 0 [pid 2835] <... close_range resumed>) = 0 [pid 2838] set_robust_list(0x555557559760, 24 [pid 300] umount2("./505", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./496", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2837] write(1, "executing program\n", 18 [pid 2835] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] openat(AT_FDCWD, "./505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2838] <... set_robust_list resumed>) = 0 [pid 2835] <... mkdirat resumed>) = 0 executing program [pid 300] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./496", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 2835] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2835] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 300] umount2("./505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2835] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./496/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./505/binderfs" [pid 2835] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./496/binderfs" [pid 2835] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./505/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2835] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2835] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 299] unlink("./496/binderfs" [pid 2835] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2835] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 2835] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2835] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./505/tracing" [pid 299] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2838] rt_sigprocmask(SIG_SETMASK, [] [pid 2837] <... write resumed>) = 18 [pid 300] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2835] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./496/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./505/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./496/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 2838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 2838] chdir("./511" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2838] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] close(4 [pid 2838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 300] rmdir("./505/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2838] <... prctl resumed>) = 0 [pid 2838] setpgid(0, 0) = 0 [pid 2838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./496/tracing" [pid 300] close(3 [pid 2838] write(3, "1000", 4) = 4 [pid 2838] close(3) = 0 [pid 2838] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 2838] <... symlink resumed>) = 0 [pid 300] rmdir("./505" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2838] write(1, "executing program\n", 18) = 18 [pid 2838] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2838] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2837] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 2838] <... mkdirat resumed>) = 0 [pid 300] mkdir("./506", 0777 [pid 299] <... close resumed>) = 0 [pid 2838] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2838] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2838] write(3, "p:s/p ./file0:0", 15 [pid 300] <... mkdir resumed>) = 0 [pid 299] rmdir("./496" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2838] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2838] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2838] creat(NULL, 0732 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./497", 0777 [pid 2838] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2838] exit_group(0) = ? [pid 2838] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2839 attached [pid 299] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2839 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2839] set_robust_list(0x555557559760, 24) = 0 [pid 2839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2839] chdir("./506") = 0 [pid 2839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2840 [pid 2839] <... prctl resumed>) = 0 [pid 2839] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2839] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2837] <... close_range resumed>) = 0 [pid 2839] <... openat resumed>) = 3 [pid 2839] write(3, "1000", 4 [pid 2837] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2839] <... write resumed>) = 4 [pid 2839] close(3) = 0 [pid 2839] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2839] write(1, "executing program\n", 18) = 18 executing program [pid 2839] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2837] <... mkdirat resumed>) = 0 [pid 2839] <... close_range resumed>) = 0 [pid 2839] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 2840 attached ) = 0 [pid 2837] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2837] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2837] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2837] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 2837] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2837] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 2839] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2837] creat(NULL, 0732 [pid 302] fstat(3 [pid 301] umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2837] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2840] set_robust_list(0x555557559760, 24 [pid 2837] exit_group(0 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2837] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 3 [pid 2840] <... set_robust_list resumed>) = 0 [pid 2839] <... mount resumed>) = 0 [pid 302] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 2840] rt_sigprocmask(SIG_SETMASK, [] [pid 2839] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2837] +++ exited with 0 +++ [pid 2840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./529/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2840] chdir("./497" [pid 2839] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] unlink("./529/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2840] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./529/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./511/binderfs" [pid 2840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2839] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./529/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] unlink("./511/binderfs" [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./529/tracing" [pid 301] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2840] <... prctl resumed>) = 0 [pid 2839] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 2840] setpgid(0, 0 [pid 2839] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2840] <... setpgid resumed>) = 0 [pid 2839] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2839] creat(NULL, 0732 [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./511/tracing" [pid 2839] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2839] exit_group(0 [pid 302] rmdir("./529" [pid 301] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2839] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2840] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./511/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2840] write(3, "1000", 4 [pid 302] mkdir("./530", 0777 [pid 2839] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 2840] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./511/tracing" [pid 2840] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2840] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 2840] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./511" [pid 2840] <... symlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2841 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./512", 0777 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2841 attached [pid 2840] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 2840] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2841] set_robust_list(0x555557559760, 24 [pid 2840] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./506", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2840] <... close_range resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2841] <... set_robust_list resumed>) = 0 [pid 2840] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] openat(AT_FDCWD, "./506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 2842 attached [pid 2841] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2842 [pid 300] <... openat resumed>) = 3 [pid 2842] set_robust_list(0x555557559760, 24 [pid 2841] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2840] <... mkdirat resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 2842] <... set_robust_list resumed>) = 0 [pid 2841] chdir("./530" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2840] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2842] rt_sigprocmask(SIG_SETMASK, [] [pid 2841] <... chdir resumed>) = 0 [pid 2840] <... mount resumed>) = 0 [pid 300] getdents64(3 [pid 2842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2840] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2842] chdir("./512" [pid 2841] <... prctl resumed>) = 0 [pid 300] umount2("./506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2842] <... chdir resumed>) = 0 [pid 2841] setpgid(0, 0 [pid 2840] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2841] <... setpgid resumed>) = 0 [pid 2840] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./506/binderfs" [pid 2842] <... prctl resumed>) = 0 [pid 2841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2840] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2842] setpgid(0, 0 [pid 2841] <... openat resumed>) = 3 [pid 2840] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] unlink("./506/binderfs" [pid 2842] <... setpgid resumed>) = 0 [pid 2841] write(3, "1000", 4 [pid 2840] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2841] <... write resumed>) = 4 [pid 2840] creat(NULL, 0732 [pid 300] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2842] <... openat resumed>) = 3 [pid 2841] close(3 [pid 2840] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 2842] write(3, "1000", 4 [pid 2841] <... close resumed>) = 0 [pid 2840] exit_group(0 [pid 300] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2842] <... write resumed>) = 4 [pid 2841] symlink("/dev/binderfs", "./binderfs" [pid 2840] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./489", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2842] close(3 [pid 2841] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./506/tracing" [pid 2842] <... close resumed>) = 0 [pid 2841] write(1, "executing program\n", 18 [pid 2840] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 2842] symlink("/dev/binderfs", "./binderfs" [pid 2841] <... write resumed>) = 18 [pid 300] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./489", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2842] <... symlink resumed>) = 0 [pid 2841] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2842] write(1, "executing program\n", 18 [pid 2841] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./506/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 2842] <... write resumed>) = 18 executing program [pid 2841] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 2842] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2841] <... mkdirat resumed>) = 0 [pid 300] fstat(4 [pid 2842] <... close_range resumed>) = 0 [pid 2841] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2842] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2841] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 2842] <... mkdirat resumed>) = 0 [pid 2841] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 2842] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2841] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 2842] <... mount resumed>) = 0 [pid 2841] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2842] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2841] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] close(4 [pid 298] umount2("./489/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2842] <... openat resumed>) = 3 [pid 2841] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 2842] write(3, "p:s/p ./file0:0", 15 [pid 2841] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./506/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2842] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2841] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./489/binderfs" [pid 2842] openat(AT_FDCWD, NULL, O_WRONLY [pid 2841] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 2842] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2841] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2842] creat(NULL, 0732 [pid 2841] <... exit_group resumed>) = ? [pid 300] close(3 [pid 298] unlink("./489/binderfs" [pid 2842] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2841] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 2842] exit_group(0 [pid 300] rmdir("./506" [pid 298] <... unlink resumed>) = 0 [pid 2842] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 2842] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./507", 0777 [pid 298] umount2("./489/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./489/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2843 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./497", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2843 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./489/tracing" [pid 2843] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./497", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2843] <... set_robust_list resumed>) = 0 [pid 302] fstat(3 [pid 301] umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 2843] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./489/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 2843] chdir("./507" [pid 302] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2843] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./497/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] newfstatat(AT_FDCWD, "./530/binderfs" [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./489/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2843] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./497/binderfs" [pid 298] <... openat resumed>) = 4 [pid 2843] setpgid(0, 0 [pid 302] unlink("./530/binderfs" [pid 301] umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 2843] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./497/binderfs" [pid 2843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./512/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2843] <... openat resumed>) = 3 [pid 302] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2843] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 301] unlink("./512/binderfs" [pid 298] getdents64(4 [pid 2843] <... write resumed>) = 4 [pid 302] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 2843] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2843] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./530/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 2843] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./497/tracing" [pid 2843] <... symlink resumed>) = 0 [pid 302] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2843] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./512/tracing" [pid 299] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 298] close(4 [pid 2843] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./530/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2843] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./497/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 2843] <... close_range resumed>) = 0 [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./489/tracing" [pid 2843] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./512/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 2843] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2843] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 298] getdents64(3 [pid 2843] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2843] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2843] <... openat resumed>) = 3 [pid 302] close(4 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 2843] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 2843] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./530/tracing" [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2843] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./497/tracing" [pid 2843] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./489" [pid 2843] creat(NULL, 0732 [pid 302] getdents64(3 [pid 301] close(4 [pid 299] getdents64(3 [pid 2843] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2843] exit_group(0 [pid 299] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2843] <... exit_group resumed>) = ? [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] mkdir("./490", 0777 [pid 2843] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./512/tracing" [pid 299] rmdir("./497" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] rmdir("./530" [pid 301] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./498", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] mkdir("./531", 0777 [pid 301] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2844 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./512" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2844 attached [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2845 ci2-android-5-10/strace-static-x86_64: Process 2845 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] mkdir("./513", 0777 [pid 300] umount2("./507", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2846 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./507/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./507/binderfs") = 0 [pid 300] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2844] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2847 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2846 attached [pid 2844] chdir("./498" [pid 2845] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2845] <... set_robust_list resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./507/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./507/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2845] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 2845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2846] set_robust_list(0x555557559760, 24 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./507/tracing" [pid 2846] <... set_robust_list resumed>) = 0 [pid 2845] chdir("./490" [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 2846] rt_sigprocmask(SIG_SETMASK, [] [pid 2845] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./507" [pid 2846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./508", 0777 [pid 2846] chdir("./531" [pid 2845] <... prctl resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2846] <... chdir resumed>) = 0 [pid 2845] setpgid(0, 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2845] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2848 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2844] <... chdir resumed>) = 0 [pid 2845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2844] setpgid(0, 0) = 0 [pid 2844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2845] <... openat resumed>) = 3 [pid 2844] <... openat resumed>) = 3 [pid 2844] write(3, "1000", 4) = 4 [pid 2844] close(3ci2-android-5-10/strace-static-x86_64: Process 2848 attached [pid 2846] <... prctl resumed>) = 0 [pid 2845] write(3, "1000", 4 [pid 2844] <... close resumed>) = 0 [pid 2844] symlink("/dev/binderfs", "./binderfs" [pid 2848] set_robust_list(0x555557559760, 24 [pid 2846] setpgid(0, 0 [pid 2845] <... write resumed>) = 4 [pid 2844] <... symlink resumed>) = 0 [pid 2844] write(1, "executing program\n", 18) = 18 [pid 2844] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2845] close(3 executing program [pid 2846] <... setpgid resumed>) = 0 [pid 2844] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2848] <... set_robust_list resumed>) = 0 [pid 2848] rt_sigprocmask(SIG_SETMASK, [] [pid 2846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2845] <... close resumed>) = 0 [pid 2844] <... mkdirat resumed>) = 0 [pid 2844] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2845] symlink("/dev/binderfs", "./binderfs" [pid 2844] <... mount resumed>) = 0 [pid 2844] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2846] <... openat resumed>) = 3 [pid 2845] <... symlink resumed>) = 0 [pid 2844] <... openat resumed>) = 3 [pid 2844] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2845] write(1, "executing program\n", 18 [pid 2848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2846] write(3, "1000", 4 [pid 2844] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2844] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2844] exit_group(0 [pid 2845] <... write resumed>) = 18 [pid 2844] <... exit_group resumed>) = ? executing program [pid 2848] chdir("./508" [pid 2846] <... write resumed>) = 4 [pid 2845] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2844] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2847 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2847] set_robust_list(0x555557559760, 24 [pid 2846] close(3 [pid 2845] <... close_range resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2847] <... set_robust_list resumed>) = 0 [pid 2847] rt_sigprocmask(SIG_SETMASK, [] [pid 2846] <... close resumed>) = 0 [pid 2845] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2847] chdir("./513") = 0 [pid 2847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2847] setpgid(0, 0) = 0 [pid 2847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2846] symlink("/dev/binderfs", "./binderfs" [pid 2845] <... mkdirat resumed>) = 0 [pid 2848] <... chdir resumed>) = 0 [pid 2847] <... openat resumed>) = 3 [pid 2846] <... symlink resumed>) = 0 [pid 2845] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... restart_syscall resumed>) = 0 [pid 2847] write(3, "1000", 4) = 4 [pid 2847] close(3 [pid 299] umount2("./498", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2846] write(1, "executing program\n", 18 [pid 2845] <... mount resumed>) = 0 [pid 2846] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2847] <... close resumed>) = 0 [pid 2846] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 2845] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./498", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2847] symlink("/dev/binderfs", "./binderfs" [pid 2846] <... close_range resumed>) = 0 [pid 2845] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 2845] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(3 [pid 2846] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2847] <... symlink resumed>) = 0 [pid 2845] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(3 [pid 2847] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2845] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./498/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2845] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2845] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./498/binderfs" [pid 2846] <... mkdirat resumed>) = 0 [pid 2845] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2846] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./498/binderfs" [pid 2847] <... write resumed>) = 18 [pid 2847] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2847] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 2845] exit_group(0 [pid 299] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2845] <... exit_group resumed>) = ? [pid 2847] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2847] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./498/tracing" [pid 2847] <... mount resumed>) = 0 [pid 2845] +++ exited with 0 +++ [pid 2846] <... mount resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2847] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2846] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./498/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2846] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 2846] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(4 [pid 2847] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2846] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 2847] write(3, "p:s/p ./file0:0", 15 [pid 2846] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2847] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2846] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 299] getdents64(4 [pid 2847] openat(AT_FDCWD, NULL, O_WRONLY [pid 2846] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2846] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 2847] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 2846] exit_group(0 [pid 299] rmdir("./498/tracing" [pid 2847] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2847] exit_group(0 [pid 2846] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 2847] <... exit_group resumed>) = ? [pid 299] getdents64(3 [pid 2847] +++ exited with 0 +++ [pid 2846] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 2848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./498" [pid 2848] <... prctl resumed>) = 0 [pid 2848] setpgid(0, 0) = 0 [pid 2848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 2848] <... openat resumed>) = 3 [pid 299] mkdir("./499", 0777 [pid 2848] write(3, "1000", 4) = 4 [pid 2848] close(3) = 0 [pid 2848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2848] write(1, "executing program\n", 18) = 18 [pid 2848] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2848] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 2848] <... mkdirat resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 2848] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2848] <... mount resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2848] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2848] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2848] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2848] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2849 [pid 2848] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2848] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2849 attached [pid 2848] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2849] set_robust_list(0x555557559760, 24) = 0 [pid 2849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2849] chdir("./499") = 0 [pid 2849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2849] setpgid(0, 0) = 0 [pid 2849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2849] write(3, "1000", 4) = 4 [pid 2849] close(3) = 0 [pid 2849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2849] write(1, "executing program\n", 18) = 18 executing program [pid 2849] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2849] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./490", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./490", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] umount2("./490/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2849] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./490/binderfs" [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] fstat(3 [pid 298] unlink("./490/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 302] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./531/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./490/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./513/binderfs" [pid 302] unlink("./531/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./513/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./490/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./490/tracing" [pid 302] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./513/tracing" [pid 302] newfstatat(AT_FDCWD, "./531/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./490/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./513/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./490/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./531/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(4 [pid 298] getdents64(4 [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./513/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] getdents64(3 [pid 300] umount2("./508", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 301] close(3 [pid 302] rmdir("./531/tracing" [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./513" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 302] getdents64(3 [pid 301] mkdir("./514", 0777 [pid 2849] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 298] rmdir("./490/tracing" [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./531" [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 2849] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2850 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] mkdir("./532", 0777 [pid 300] umount2("./508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 2850 attached [pid 2850] set_robust_list(0x555557559760, 24) = 0 [pid 2850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(3 [pid 300] newfstatat(AT_FDCWD, "./508/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 2850] chdir("./514" [pid 300] unlink("./508/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2851 [pid 298] rmdir("./490" [pid 2850] <... chdir resumed>) = 0 [pid 2850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... unlink resumed>) = 0 [pid 2850] <... prctl resumed>) = 0 [pid 2850] setpgid(0, 0) = 0 [pid 2850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 298] mkdir("./491", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2850] <... openat resumed>) = 3 [pid 2850] write(3, "1000", 4) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 2849] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./508/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2849] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2850] close(3) = 0 [pid 2850] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2849] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./508/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2850] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 2849] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2852 [pid 300] fstat(4 [pid 2850] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2849] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2849] creat(NULL, 0732 [pid 300] getdents64(4 [pid 2850] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2849] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 2850] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 2849] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 2852 attached [pid 2850] <... mkdirat resumed>) = 0 [pid 2849] <... exit_group resumed>) = ? [pid 300] close(4 [pid 2850] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2850] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 2850] <... openat resumed>) = 3 [pid 300] rmdir("./508/tracing" [pid 2850] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2850] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2850] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 2850] exit_group(0 [pid 300] getdents64(3 [pid 2850] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2852] set_robust_list(0x555557559760, 24 [pid 2850] +++ exited with 0 +++ [pid 2849] +++ exited with 0 +++ [pid 300] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./508" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2851 attached [pid 2851] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2851] rt_sigprocmask(SIG_SETMASK, [] [pid 300] mkdir("./509", 0777 [pid 2851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2851] chdir("./532") = 0 [pid 2851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2851] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2851] write(3, "1000", 4) = 4 [pid 2851] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2853 [pid 2851] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2851] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2852] <... set_robust_list resumed>) = 0 [pid 2851] <... symlink resumed>) = 0 [pid 2851] write(1, "executing program\n", 18) = 18 executing program [pid 2851] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2851] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2851] <... mkdirat resumed>) = 0 [pid 2851] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2852] chdir("./491") = 0 [pid 2851] <... mount resumed>) = 0 [pid 2851] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2851] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2851] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2851] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2852] <... prctl resumed>) = 0 [pid 2851] exit_group(0) = ? [pid 2852] setpgid(0, 0) = 0 [pid 2851] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2853 attached [pid 2853] set_robust_list(0x555557559760, 24) = 0 [pid 2853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2853] chdir("./509") = 0 [pid 2853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2853] setpgid(0, 0) = 0 [pid 2853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2853] <... openat resumed>) = 3 [pid 2853] write(3, "1000", 4 [pid 2852] <... openat resumed>) = 3 [pid 2853] <... write resumed>) = 4 [pid 2853] close(3) = 0 [pid 2853] symlink("/dev/binderfs", "./binderfs" [pid 2852] write(3, "1000", 4 [pid 2853] <... symlink resumed>) = 0 [pid 2853] write(1, "executing program\n", 18) = 18 executing program [pid 2853] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2852] <... write resumed>) = 4 [pid 299] umount2("./499", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2852] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2852] <... close resumed>) = 0 [pid 301] umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./499", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2852] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2852] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 299] umount2("./499/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2852] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./499/binderfs" [pid 2852] <... write resumed>) = 18 executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2852] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] unlink("./499/binderfs" [pid 301] newfstatat(AT_FDCWD, "./514/binderfs" [pid 2852] <... close_range resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2852] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] unlink("./514/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./499/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./499/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 2852] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2852] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./514/tracing" [pid 299] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(3 [pid 301] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 2852] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 2853] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2852] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./514/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./499/tracing" [pid 2852] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./499" [pid 2852] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./500", 0777 [pid 2852] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./532/binderfs" [pid 301] getdents64(4 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2852] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] unlink("./532/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2852] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 2852] creat(NULL, 0732 [pid 302] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2854 [pid 301] close(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2852] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./514/tracing" [pid 2852] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2853] <... mkdirat resumed>) = 0 [pid 2852] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./532/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 2853] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 302] openat(AT_FDCWD, "./532/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 2853] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 4 [pid 301] rmdir("./514" [pid 302] fstat(4 [pid 2853] <... openat resumed>) = 3 [pid 2853] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./515", 0777 [pid 302] getdents64(4 [pid 2853] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2853] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2853] exit_group(0) = ? [pid 2853] +++ exited with 0 +++ [pid 2852] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./532/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2855 attached [pid 2855] set_robust_list(0x555557559760, 24) = 0 [pid 2855] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2855 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2855] chdir("./515" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 2855] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 2855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rmdir("./532" [pid 2855] <... prctl resumed>) = 0 [pid 2855] setpgid(0, 0) = 0 [pid 2855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 2855] write(3, "1000", 4 [pid 302] mkdir("./533", 0777 [pid 2855] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 2855] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2855] <... close resumed>) = 0 [pid 2855] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2854 attached [pid 2855] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2855] write(1, "executing program\n", 18) = 18 [pid 2855] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2855] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2855] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2856 [pid 2855] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2855] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2855] <... openat resumed>) = 3 [pid 2855] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2855] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2855] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2855] exit_group(0) = ? [pid 2855] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2856 attached [pid 2856] set_robust_list(0x555557559760, 24) = 0 [pid 2856] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2854] set_robust_list(0x555557559760, 24) = 0 [pid 2854] rt_sigprocmask(SIG_SETMASK, [] [pid 2856] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2856] chdir("./533" [pid 2854] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2854] chdir("./500" [pid 2856] <... chdir resumed>) = 0 [pid 2854] <... chdir resumed>) = 0 [pid 2856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2856] setpgid(0, 0 [pid 2854] <... prctl resumed>) = 0 [pid 2856] <... setpgid resumed>) = 0 [pid 2854] setpgid(0, 0 [pid 2856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2854] <... setpgid resumed>) = 0 [pid 2854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2856] <... openat resumed>) = 3 [pid 2854] <... openat resumed>) = 3 [pid 2856] write(3, "1000", 4 [pid 2854] write(3, "1000", 4 [pid 2856] <... write resumed>) = 4 [pid 2854] <... write resumed>) = 4 [pid 2856] close(3 [pid 2854] close(3 [pid 2856] <... close resumed>) = 0 [pid 2854] <... close resumed>) = 0 [pid 2856] symlink("/dev/binderfs", "./binderfs" [pid 2854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2856] <... symlink resumed>) = 0 [pid 2854] write(1, "executing program\n", 18 [pid 2856] write(1, "executing program\n", 18 [pid 2854] <... write resumed>) = 18 executing program [pid 2856] <... write resumed>) = 18 [pid 2854] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2856] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2854] <... close_range resumed>) = 0 [pid 2856] <... close_range resumed>) = 0 executing program [pid 2854] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2856] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 2854] <... mkdirat resumed>) = 0 [pid 298] umount2("./491", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./491", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 2856] <... mkdirat resumed>) = 0 [pid 2854] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2856] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3 [pid 2854] <... mount resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2856] <... mount resumed>) = 0 [pid 2854] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2856] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./491/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2854] <... openat resumed>) = 3 [pid 2856] <... openat resumed>) = 3 [pid 2854] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2856] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./491/binderfs" [pid 2856] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2854] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2856] openat(AT_FDCWD, NULL, O_WRONLY [pid 2854] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] unlink("./491/binderfs" [pid 2856] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 2854] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2856] creat(NULL, 0732 [pid 298] umount2("./491/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2856] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2854] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./491/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./491/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./491/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./491/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4 [pid 2856] exit_group(0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2854] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2856] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 2854] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 2856] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./491/tracing" [pid 2854] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 300] umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 2854] +++ exited with 0 +++ [pid 300] openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./491" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] fstat(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./492", 0777 [pid 300] getdents64(3 [pid 301] umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./509/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./509/binderfs" [pid 301] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2857 attached [pid 301] umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2857 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./515/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2857] set_robust_list(0x555557559760, 24 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./509/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2857] <... set_robust_list resumed>) = 0 [pid 302] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./515/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2857] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./509/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 301] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 302] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./515/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 302] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./533/binderfs" [pid 301] openat(AT_FDCWD, "./515/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] close(4 [pid 302] unlink("./533/binderfs" [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 2857] chdir("./492" [pid 302] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./509/tracing" [pid 2857] <... chdir resumed>) = 0 [pid 302] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 2857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 302] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] close(3 [pid 302] newfstatat(AT_FDCWD, "./533/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 300] rmdir("./509" [pid 2857] <... prctl resumed>) = 0 [pid 302] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./515/tracing" [pid 300] mkdir("./510", 0777 [pid 2857] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./533/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2858 attached [pid 2857] <... setpgid resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2858 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./515" [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./500", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2857] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./516", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2858] set_robust_list(0x555557559760, 24 [pid 2857] write(3, "1000", 4 [pid 302] close(4 [pid 301] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./500", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2857] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2857] close(3 [pid 302] rmdir("./533/tracing" [pid 299] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 2857] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2857] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 2859 attached [pid 302] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2859 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2859] set_robust_list(0x555557559760, 24) = 0 [pid 2857] <... symlink resumed>) = 0 [pid 299] umount2("./500/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2857] write(1, "executing program\n", 18 [pid 302] rmdir("./533" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 2859] chdir("./516" [pid 2857] <... write resumed>) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./500/binderfs" [pid 2859] <... chdir resumed>) = 0 [pid 302] mkdir("./534", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2857] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] unlink("./500/binderfs" [pid 2859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2859] setpgid(0, 0) = 0 [pid 2859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 2859] <... openat resumed>) = 3 [pid 2857] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... unlink resumed>) = 0 [pid 2859] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2857] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2859] <... write resumed>) = 4 [pid 2859] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 2859] <... close resumed>) = 0 [pid 2859] symlink("/dev/binderfs", "./binderfs" [pid 2857] <... mkdirat resumed>) = 0 [pid 299] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2859] <... symlink resumed>) = 0 [pid 2859] write(1, "executing program\n", 18) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 2857] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2860 [pid 299] newfstatat(AT_FDCWD, "./500/tracing" [pid 2859] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2859] <... close_range resumed>) = 0 [pid 2859] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2857] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2859] <... mkdirat resumed>) = 0 [pid 2858] <... set_robust_list resumed>) = 0 [pid 2857] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./500/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2859] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2857] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 2857] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2859] <... mount resumed>) = 0 [pid 2857] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 2859] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2857] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 2859] <... openat resumed>) = 3 [pid 2857] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2859] write(3, "p:s/p ./file0:0", 15 [pid 2857] creat(NULL, 0732 [pid 299] close(4 [pid 2859] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2857] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 2859] openat(AT_FDCWD, NULL, O_WRONLY [pid 2857] exit_group(0 [pid 299] rmdir("./500/tracing" [pid 2859] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2859] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2859] exit_group(0) = ? [pid 2857] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 2859] +++ exited with 0 +++ [pid 2857] +++ exited with 0 +++ [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 2860 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2860] set_robust_list(0x555557559760, 24 [pid 299] <... close resumed>) = 0 [pid 2860] <... set_robust_list resumed>) = 0 [pid 299] rmdir("./500" [pid 2860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2860] chdir("./534" [pid 299] <... rmdir resumed>) = 0 [pid 2860] <... chdir resumed>) = 0 [pid 299] mkdir("./501", 0777 [pid 2860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2860] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 2860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2860] <... openat resumed>) = 3 [pid 2858] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2860] write(3, "1000", 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2860] <... write resumed>) = 4 [pid 2860] close(3) = 0 [pid 2860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2860] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2861 [pid 2860] <... write resumed>) = 18 executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2860] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2860] <... close_range resumed>) = 0 [pid 2860] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2860] <... mkdirat resumed>) = 0 [pid 2858] chdir("./510" [pid 2860] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2858] <... chdir resumed>) = 0 [pid 2860] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2860] <... openat resumed>) = 3 [pid 2860] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2858] setpgid(0, 0 [pid 2860] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2860] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2860] exit_group(0) = ? [pid 2860] +++ exited with 0 +++ [pid 2858] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2861 attached [pid 2861] set_robust_list(0x555557559760, 24) = 0 [pid 2861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2858] <... openat resumed>) = 3 [pid 2861] chdir("./501") = 0 [pid 2861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2861] setpgid(0, 0) = 0 [pid 2861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2858] write(3, "1000", 4) = 4 [pid 2858] close(3 [pid 2861] <... openat resumed>) = 3 [pid 2861] write(3, "1000", 4) = 4 [pid 2861] close(3) = 0 [pid 2861] symlink("/dev/binderfs", "./binderfs" [pid 2858] <... close resumed>) = 0 [pid 2858] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 2861] <... symlink resumed>) = 0 [pid 2861] write(1, "executing program\n", 18) = 18 [pid 301] umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2861] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2858] <... symlink resumed>) = 0 [pid 2861] <... close_range resumed>) = 0 [pid 301] openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2858] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 3 [pid 2858] <... write resumed>) = 18 executing program [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2858] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 2858] <... close_range resumed>) = 0 [pid 2861] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2858] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./516/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./516/binderfs") = 0 [pid 301] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2861] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 2858] <... mkdirat resumed>) = 0 [pid 301] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2861] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2858] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./516/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./516/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2858] <... mount resumed>) = 0 [pid 2861] <... mount resumed>) = 0 [pid 2858] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 4 [pid 2861] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(4 [pid 2858] <... openat resumed>) = 3 [pid 2861] <... openat resumed>) = 3 [pid 2858] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2861] write(3, "p:s/p ./file0:0", 15 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(4 [pid 2861] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2858] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2858] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 2861] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 2858] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 301] rmdir("./516/tracing" [pid 298] umount2("./492", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2858] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2861] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2861] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2861] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2858] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 298] openat(AT_FDCWD, "./492", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2861] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2858] exit_group(0 [pid 301] close(3 [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2858] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./534/binderfs" [pid 301] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./516" [pid 302] unlink("./534/binderfs" [pid 298] getdents64(3 [pid 2861] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./517", 0777 [pid 298] umount2("./492/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./492/binderfs" [pid 2858] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./534/tracing" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./492/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./492/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2862 [pid 298] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./534/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./492/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2862 attached [pid 302] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./492/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 298] umount2("./492/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2862] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] openat(AT_FDCWD, "./492/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2862] <... set_robust_list resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] close(4 [pid 298] fstat(4 [pid 302] <... close resumed>) = 0 [pid 2862] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./534/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2862] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2862] chdir("./517" [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./501", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 299] openat(AT_FDCWD, "./501", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 2862] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./534" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 2862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2862] setpgid(0, 0) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 2862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./535", 0777 [pid 299] getdents64(3 [pid 300] umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./492/tracing" [pid 2862] <... openat resumed>) = 3 [pid 2862] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 2862] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2862] close(3) = 0 [pid 2862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./501/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./501/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2862] write(1, "executing program\n", 18) = 18 [pid 2862] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2862] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./501/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2863 [pid 300] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 2862] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./492" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2862] <... mount resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2862] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2862] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./510/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 298] mkdir("./493", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2862] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2862] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] unlink("./510/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2862] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2862] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./501/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2862] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2862] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2864 attached [pid 2862] +++ exited with 0 +++ [pid 300] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./501/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2864 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2864] set_robust_list(0x555557559760, 24) = 0 [pid 2864] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./510/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./510/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 2864] chdir("./493" [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 299] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] rmdir("./501/tracing" [pid 2864] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2864] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] close(3 [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2863 attached [pid 2864] <... setpgid resumed>) = 0 [pid 300] rmdir("./510/tracing" [pid 299] <... close resumed>) = 0 [pid 2864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2863] set_robust_list(0x555557559760, 24 [pid 2864] <... openat resumed>) = 3 [pid 2863] <... set_robust_list resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./501" [pid 300] getdents64(3 [pid 2864] write(3, "1000", 4 [pid 2863] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 299] mkdir("./502", 0777 [pid 300] <... close resumed>) = 0 [pid 2864] <... write resumed>) = 4 [pid 2863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2864] close(3 [pid 2863] chdir("./535" [pid 2864] <... close resumed>) = 0 [pid 2863] <... chdir resumed>) = 0 [pid 300] rmdir("./510" [pid 299] <... mkdir resumed>) = 0 [pid 2864] symlink("/dev/binderfs", "./binderfs" [pid 2863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2864] <... symlink resumed>) = 0 [pid 2863] <... prctl resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./511", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2864] write(1, "executing program\n", 18 [pid 2863] setpgid(0, 0 [pid 2864] <... write resumed>) = 18 [pid 2863] <... setpgid resumed>) = 0 [pid 2864] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 2863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2864] <... close_range resumed>) = 0 [pid 2863] <... openat resumed>) = 3 [pid 2864] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2863] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 2865 attached [pid 2864] <... mkdirat resumed>) = 0 [pid 2863] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2864] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2863] close(3 [pid 2865] set_robust_list(0x555557559760, 24 [pid 2864] <... mount resumed>) = 0 [pid 2863] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2865 [pid 2864] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2863] symlink("/dev/binderfs", "./binderfs" [pid 2864] <... openat resumed>) = 3 [pid 2863] <... symlink resumed>) = 0 [pid 2864] write(3, "p:s/p ./file0:0", 15 [pid 2863] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2866 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2864] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2863] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2864] openat(AT_FDCWD, NULL, O_WRONLY [pid 2863] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2864] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2863] <... close_range resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2864] creat(NULL, 0732 [pid 2863] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 3 [pid 2864] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2865] <... set_robust_list resumed>) = 0 [pid 2864] exit_group(0 [pid 2863] <... mkdirat resumed>) = 0 [pid 301] fstat(3 [pid 2864] <... exit_group resumed>) = ? [pid 2865] rt_sigprocmask(SIG_SETMASK, [] [pid 2864] +++ exited with 0 +++ [pid 2863] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2863] <... mount resumed>) = 0 [pid 301] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2863] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2863] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2863] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./517/binderfs" [pid 2863] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2863] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] unlink("./517/binderfs" [pid 2863] exit_group(0) = ? [pid 2865] chdir("./502" [pid 2863] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2866 attached [pid 301] <... umount2 resumed>) = 0 [pid 2866] set_robust_list(0x555557559760, 24 [pid 301] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2866] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2866] rt_sigprocmask(SIG_SETMASK, [] [pid 2865] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./517/tracing" [pid 2866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2866] chdir("./511" [pid 301] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2866] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./517/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2866] <... prctl resumed>) = 0 [pid 2866] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 2866] <... setpgid resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 3 [pid 2866] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 301] close(4 [pid 2866] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./517/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2866] <... write resumed>) = 4 [pid 2866] close(3) = 0 [pid 2866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2866] write(1, "executing program\n", 18) = 18 [pid 2866] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2866] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./535/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 2866] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] unlink("./535/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2866] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] close(3 [pid 302] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 2866] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 298] umount2("./493", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 301] rmdir("./517" [pid 302] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2866] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./493", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./535/tracing" [pid 301] mkdir("./518", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 2866] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2866] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2866] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 302] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./535/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 4 [pid 2866] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] fstat(4 [pid 2866] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./493/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2867 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./493/binderfs" [pid 302] getdents64(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 298] unlink("./493/binderfs" [pid 302] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2867 attached [pid 2867] set_robust_list(0x555557559760, 24 [pid 302] rmdir("./535/tracing" [pid 298] <... unlink resumed>) = 0 [pid 2867] <... set_robust_list resumed>) = 0 [pid 2867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./493/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 2867] chdir("./518" [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./493/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2867] <... chdir resumed>) = 0 [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./493/tracing" [pid 302] rmdir("./535" [pid 2867] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2867] setpgid(0, 0) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./493/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./536", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2867] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./493/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2867] <... write resumed>) = 4 [pid 2867] close(3) = 0 [pid 2867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2868 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2867] write(1, "executing program\n", 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2868 attached [pid 2867] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 300] umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./493/tracing" [pid 300] openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2867] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2867] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 2867] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] fstat(3 [pid 298] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 298] close(3 [pid 2867] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2865] <... prctl resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2865] setpgid(0, 0 [pid 298] rmdir("./493" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2867] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2867] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./511/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 2865] <... setpgid resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./494", 0777 [pid 300] unlink("./511/binderfs" [pid 2867] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2867] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2867] exit_group(0) = ? [pid 298] <... mkdir resumed>) = 0 [pid 2867] +++ exited with 0 +++ [pid 2865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2868] set_robust_list(0x555557559760, 24) = 0 [pid 2868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2868] chdir("./536") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2869 [pid 2865] <... openat resumed>) = 3 [pid 2868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2865] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2865] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2868] <... prctl resumed>) = 0 [pid 2865] close(3 [pid 300] newfstatat(AT_FDCWD, "./511/tracing" [pid 2868] setpgid(0, 0) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2865] <... close resumed>) = 0 [pid 300] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2865] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2868] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./511/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2868] write(3, "1000", 4 [pid 2865] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 2868] <... write resumed>) = 4 [pid 2865] write(1, "executing program\n", 18 [pid 300] fstat(4 [pid 2868] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2865] <... write resumed>) = 18 [pid 2868] <... close resumed>) = 0 executing program [pid 2865] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 2868] symlink("/dev/binderfs", "./binderfs" [pid 2865] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2868] <... symlink resumed>) = 0 [pid 2865] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 2868] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2868] <... write resumed>) = 18 [pid 300] close(4 [pid 2868] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 [pid 2868] <... close_range resumed>) = 0 [pid 300] rmdir("./511/tracing" [pid 2865] <... mkdirat resumed>) = 0 executing program [pid 2868] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2865] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 2869 attached , 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 2869] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 2865] <... mount resumed>) = 0 [pid 300] rmdir("./511" [pid 2869] <... set_robust_list resumed>) = 0 [pid 2869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2869] chdir("./494" [pid 2865] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./512", 0777 [pid 2869] <... chdir resumed>) = 0 [pid 2869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2869] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 2868] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2865] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2865] write(3, "p:s/p ./file0:0", 15 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2869] write(3, "1000", 4) = 4 [pid 2869] close(3) = 0 [pid 2869] symlink("/dev/binderfs", "./binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2870 [pid 2865] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2868] <... mount resumed>) = 0 [pid 2865] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2869] <... symlink resumed>) = 0 [pid 2868] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2865] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2869] write(1, "executing program\n", 18 [pid 2865] creat(NULL, 0732 [pid 2868] <... openat resumed>) = 3 [pid 2869] <... write resumed>) = 18 [pid 2869] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2869] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 2868] write(3, "p:s/p ./file0:0", 15 [pid 2865] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 [pid 2869] <... mkdirat resumed>) = 0 [pid 2868] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2865] exit_group(0 [pid 2869] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2868] openat(AT_FDCWD, NULL, O_WRONLY [pid 2865] <... exit_group resumed>) = ? [pid 301] umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2869] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2869] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2869] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 2869] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(3 [pid 2869] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2868] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2865] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2869] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 2868] creat(NULL, 0732 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2869] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2868] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2869] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2868] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./518/binderfs" [pid 2869] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2868] <... exit_group resumed>) = ? [pid 2869] exit_group(0 [pid 301] unlink("./518/binderfs" [pid 2869] <... exit_group resumed>) = ? [pid 2869] +++ exited with 0 +++ [pid 2868] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./502", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./518/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2870 attached [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./502", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 302] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./518/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./536/binderfs" [pid 301] fstat(4 [pid 299] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2870] set_robust_list(0x555557559760, 24 [pid 302] unlink("./536/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 2870] <... set_robust_list resumed>) = 0 [pid 2870] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./502/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./502/binderfs" [pid 302] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 302] newfstatat(AT_FDCWD, "./536/tracing" [pid 299] unlink("./502/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 2870] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2870] chdir("./512" [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./518/tracing" [pid 299] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2870] <... chdir resumed>) = 0 [pid 2870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2870] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./536/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 301] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./502/tracing" [pid 2870] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 301] rmdir("./518" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] mkdir("./519", 0777 [pid 302] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2870] write(3, "1000", 4) = 4 [pid 2870] close(3) = 0 [pid 2870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rmdir("./536/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./502/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./494", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2870] write(1, "executing program\n", 18) = 18 [pid 2870] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2870] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2870] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./494", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 2870] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2870] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2871 [pid 2870] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./536" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2870] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2870] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 302] mkdir("./537", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2870] exit_group(0) = ? [pid 2870] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 299] close(4 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./502/tracing" [pid 298] umount2("./494/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2871 attached [pid 2871] set_robust_list(0x555557559760, 24) = 0 [pid 2871] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2871] chdir("./519") = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./494/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2872 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] unlink("./494/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 2871] <... prctl resumed>) = 0 [pid 2871] setpgid(0, 0 [pid 298] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] umount2("./494/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./502" [pid 2871] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 2871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./494/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./503", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 2871] write(3, "1000", 4) = 4 [pid 2871] close(3) = 0 [pid 2871] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 2871] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./494/tracing" [pid 300] umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./512/binderfs" [pid 2871] write(1, "executing program\n", 18) = 18 [pid 2871] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2871] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./494/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./512/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2873 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2872 attached [pid 2871] <... mkdirat resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./494/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 2871] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(4 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2871] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./512/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 300] openat(AT_FDCWD, "./512/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./494/tracing" [pid 300] fstat(4 [pid 2871] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2871] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 2871] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 2871] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 298] rmdir("./494" [pid 300] <... close resumed>) = 0 [pid 2871] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2871] exit_group(0) = ? [pid 2872] set_robust_list(0x555557559760, 24 [pid 2871] +++ exited with 0 +++ [pid 300] rmdir("./512/tracing" [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2873 attached [pid 2873] set_robust_list(0x555557559760, 24) = 0 [pid 2873] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 298] mkdir("./495", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 2873] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2873] chdir("./503") = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./512" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2873] <... prctl resumed>) = 0 [pid 2873] setpgid(0, 0) = 0 [pid 2873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 2873] <... openat resumed>) = 3 [pid 2873] write(3, "1000", 4) = 4 [pid 2873] close(3) = 0 [pid 2873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] mkdir("./513", 0777 [pid 2873] write(1, "executing program\n", 18) = 18 [pid 2873] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2873] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2874 executing program [pid 2872] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2872] rt_sigprocmask(SIG_SETMASK, [] [pid 2873] <... mkdirat resumed>) = 0 [pid 2872] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2875 [pid 2873] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2872] chdir("./537" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2873] <... mount resumed>) = 0 [pid 2872] <... chdir resumed>) = 0 [pid 2873] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2873] <... openat resumed>) = 3 [pid 2873] write(3, "p:s/p ./file0:0", 15 [pid 2872] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2875 attached [pid 2873] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2872] setpgid(0, 0 [pid 2873] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2873] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2873] exit_group(0) = ? [pid 2875] set_robust_list(0x555557559760, 24 [pid 2873] +++ exited with 0 +++ [pid 2872] <... setpgid resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2874 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2874] set_robust_list(0x555557559760, 24 [pid 2872] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2874] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2872] write(3, "1000", 4 [pid 301] <... openat resumed>) = 3 [pid 2872] <... write resumed>) = 4 [pid 301] fstat(3 [pid 2874] rt_sigprocmask(SIG_SETMASK, [] [pid 2872] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2874] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 2872] <... close resumed>) = 0 [pid 2874] chdir("./495" [pid 2872] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2874] <... chdir resumed>) = 0 [pid 301] umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2874] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./519/binderfs" [pid 2872] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2874] setpgid(0, 0 [pid 301] unlink("./519/binderfs" [pid 2872] write(1, "executing program\n", 18 [pid 2874] <... setpgid resumed>) = 0 executing program [pid 2874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2872] <... write resumed>) = 18 [pid 301] <... unlink resumed>) = 0 [pid 2874] <... openat resumed>) = 3 [pid 2872] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2872] <... close_range resumed>) = 0 [pid 2874] write(3, "1000", 4) = 4 [pid 2874] close(3 [pid 2872] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = 0 [pid 2874] <... close resumed>) = 0 [pid 301] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2874] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2874] <... symlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./519/tracing" [pid 2872] <... mkdirat resumed>) = 0 [pid 2874] write(1, "executing program\n", 18 [pid 2872] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2874] <... write resumed>) = 18 [pid 301] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2874] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2872] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./519/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2874] <... close_range resumed>) = 0 executing program [pid 2872] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 4 [pid 2874] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(4 [pid 2872] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2875] <... set_robust_list resumed>) = 0 [pid 2874] <... mkdirat resumed>) = 0 [pid 2872] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 2874] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2874] <... mount resumed>) = 0 [pid 2872] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 2872] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 2874] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 299] umount2("./503", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./519/tracing" [pid 2872] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2874] <... openat resumed>) = 3 [pid 2874] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 2872] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./503", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 2875] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 2875] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2872] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 299] fstat(3 [pid 2874] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2872] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2875] chdir("./513" [pid 2872] <... exit_group resumed>) = ? [pid 301] rmdir("./519" [pid 299] getdents64(3 [pid 2874] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2874] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2874] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] mkdir("./520", 0777 [pid 299] umount2("./503/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2874] <... exit_group resumed>) = ? [pid 2874] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2872] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./503/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2875] <... chdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./503/binderfs" [pid 2875] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2876 ci2-android-5-10/strace-static-x86_64: Process 2876 attached [pid 2876] set_robust_list(0x555557559760, 24 [pid 299] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2875] setpgid(0, 0 [pid 299] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2876] <... set_robust_list resumed>) = 0 [pid 2876] rt_sigprocmask(SIG_SETMASK, [] [pid 2875] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 2876] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2876] chdir("./520" [pid 299] newfstatat(AT_FDCWD, "./503/tracing" [pid 2875] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2876] <... chdir resumed>) = 0 [pid 2875] write(3, "1000", 4 [pid 299] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2875] <... write resumed>) = 4 [pid 299] openat(AT_FDCWD, "./503/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2876] <... prctl resumed>) = 0 [pid 2875] close(3 [pid 299] <... openat resumed>) = 4 [pid 2876] setpgid(0, 0 [pid 299] fstat(4 [pid 2875] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2876] <... setpgid resumed>) = 0 [pid 2875] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 2876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2876] <... openat resumed>) = 3 [pid 2875] <... symlink resumed>) = 0 [pid 299] getdents64(4 [pid 2876] write(3, "1000", 4 [pid 2875] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2876] <... write resumed>) = 4 [pid 299] close(4 [pid 2875] <... write resumed>) = 18 executing program [pid 2876] close(3) = 0 [pid 2875] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2875] <... close_range resumed>) = 0 [pid 299] rmdir("./503/tracing" [pid 2876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 2876] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 2875] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./495", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./495", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./503" [pid 298] <... openat resumed>) = 3 [pid 2876] <... write resumed>) = 18 [pid 2876] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2876] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2875] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 executing program [pid 2875] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] mkdir("./504", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2876] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2876] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2876] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2875] <... mount resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./495/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2876] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2876] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2876] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2876] exit_group(0 [pid 2875] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2877 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2876] <... exit_group resumed>) = ? [pid 2876] +++ exited with 0 +++ [pid 2875] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./495/binderfs" [pid 2875] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] unlink("./495/binderfs" [pid 2875] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 2877 attached [pid 2877] set_robust_list(0x555557559760, 24 [pid 2875] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... unlink resumed>) = 0 [pid 2877] <... set_robust_list resumed>) = 0 [pid 298] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2875] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2877] rt_sigprocmask(SIG_SETMASK, [] [pid 2875] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = 0 [pid 2877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2875] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2877] chdir("./504" [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2875] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./495/tracing" [pid 2877] <... chdir resumed>) = 0 [pid 2875] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./495/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./495/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 2877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 2877] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2877] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 302] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./537/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 302] unlink("./537/binderfs" [pid 298] <... close resumed>) = 0 [pid 2877] <... setpgid resumed>) = 0 [pid 2877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2875] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 298] rmdir("./495/tracing" [pid 302] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2877] <... openat resumed>) = 3 [pid 2877] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2877] <... write resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 302] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2877] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] newfstatat(AT_FDCWD, "./537/tracing" [pid 298] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./495" [pid 2877] <... close resumed>) = 0 [pid 302] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./537/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./496", 0777 [pid 2877] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 2877] <... write resumed>) = 18 [pid 2877] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2877] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 302] fstat(4 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2877] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2877] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2877] <... mount resumed>) = 0 [pid 2877] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2878 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2877] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2877] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./537/tracing" [pid 2877] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2877] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2877] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 2877] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 2877] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./537"ci2-android-5-10/strace-static-x86_64: Process 2878 attached [pid 2878] set_robust_list(0x555557559760, 24) = 0 [pid 2878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./538", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 2878] chdir("./496") = 0 [pid 2878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2878] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2878] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2878] write(3, "1000", 4) = 4 [pid 2878] close(3 [pid 301] openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2879 [pid 301] <... openat resumed>) = 3 [pid 2878] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2878] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(3 [pid 2878] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2878] write(1, "executing program\n", 18 [pid 301] umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2878] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2878] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./520/binderfs" [pid 2878] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 2878] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] unlink("./520/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2879 attached [pid 2879] set_robust_list(0x555557559760, 24 [pid 2878] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2878] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./520/tracing" [pid 300] openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./520/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] getdents64(3 [pid 301] fstat(4 [pid 2878] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 300] umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2878] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./513/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2878] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 300] unlink("./513/binderfs" [pid 301] <... close resumed>) = 0 [pid 2878] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./520/tracing" [pid 300] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2878] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2878] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2878] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 300] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2878] <... exit_group resumed>) = ? [pid 2879] <... set_robust_list resumed>) = 0 [pid 2878] +++ exited with 0 +++ [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./513/tracing" [pid 301] rmdir("./520" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./504", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./521", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./513/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 3 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 2880 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2880 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2880] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2880] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(4 [pid 299] umount2("./504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./513/tracing" [pid 299] newfstatat(AT_FDCWD, "./504/binderfs" [pid 2880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2880] chdir("./521" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 299] unlink("./504/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2880] <... chdir resumed>) = 0 [pid 2880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] close(3 [pid 299] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 2880] setpgid(0, 0 [pid 300] rmdir("./513" [pid 299] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2880] <... setpgid resumed>) = 0 [pid 2880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] mkdir("./514", 0777 [pid 299] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2880] write(3, "1000", 4) = 4 [pid 2880] close(3) = 0 [pid 2880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./504/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2880] write(1, "executing program\n", 18) = 18 [pid 2880] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2880] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2881 [pid 2879] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./504/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 2880] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 2879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./496", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2880] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./496", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2879] chdir("./538" [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 2879] <... chdir resumed>) = 0 [pid 299] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 2879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./504/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2880] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2880] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2879] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./496/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2879] setpgid(0, 0 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./496/binderfs" [pid 2879] <... setpgid resumed>) = 0 [pid 299] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./496/binderfs" [pid 299] rmdir("./504" [pid 2880] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 2880] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2880] exit_group(0) = ? [pid 2880] +++ exited with 0 +++ [pid 2879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./505", 0777ci2-android-5-10/strace-static-x86_64: Process 2881 attached [pid 2881] set_robust_list(0x555557559760, 24) = 0 [pid 2881] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2879] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2881] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2881] chdir("./514") = 0 [pid 2881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2881] setpgid(0, 0) = 0 [pid 298] newfstatat(AT_FDCWD, "./496/tracing" [pid 2879] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2882 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2879] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./496/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2879] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./496/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2879] <... close resumed>) = 0 [pid 2881] <... openat resumed>) = 3 [pid 2879] symlink("/dev/binderfs", "./binderfs" [pid 298] <... openat resumed>) = 4 [pid 2881] write(3, "1000", 4) = 4 [pid 2881] close(3) = 0 [pid 2881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] fstat(4 [pid 2881] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2879] <... symlink resumed>) = 0 [pid 298] getdents64(4 [pid 2881] <... write resumed>) = 18 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2879] write(1, "executing program\n", 18 [pid 298] getdents64(4 [pid 2881] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2879] <... write resumed>) = 18 [pid 298] close(4 [pid 2881] <... close_range resumed>) = 0 [pid 2879] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 executing program [pid 2881] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2879] <... close_range resumed>) = 0 [pid 298] rmdir("./496/tracing" [pid 2881] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2879] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(3 [pid 2881] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2881] <... mount resumed>) = 0 [pid 298] close(3 [pid 2881] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2879] <... mkdirat resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2881] <... openat resumed>) = 3 [pid 2879] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rmdir("./496" [pid 2881] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2881] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 2881] creat(NULL, 0732 [pid 298] mkdir("./497", 0777 [pid 2881] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2881] exit_group(0) = ? [pid 2881] +++ exited with 0 +++ [pid 2879] <... mount resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 2879] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2879] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2882 attached [pid 2879] write(3, "p:s/p ./file0:0", 15 [pid 2882] set_robust_list(0x555557559760, 24) = 0 [pid 2882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2882] chdir("./505") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2883 [pid 2882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2882] <... prctl resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2879] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2882] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2879] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2882] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 2879] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 2882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2879] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2882] <... openat resumed>) = 3 [pid 2879] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 2882] write(3, "1000", 4) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2879] exit_group(0 [pid 301] umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2882] close(3) = 0 [pid 2879] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2882] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./521/binderfs" [pid 2882] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2882] write(1, "executing program\n", 18 [pid 301] unlink("./521/binderfs" [pid 2879] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2883 attached executing program [pid 2882] <... write resumed>) = 18 [pid 301] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2882] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 2882] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2882] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2882] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./521/tracing" [pid 2882] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2882] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2882] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./521/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2882] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 2882] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4 [pid 2882] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 2882] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 2882] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] close(4 [pid 300] fstat(3 [pid 301] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./521/tracing" [pid 300] getdents64(3 [pid 2882] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2882] exit_group(0) = ? [pid 2883] set_robust_list(0x555557559760, 24 [pid 2882] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2883] <... set_robust_list resumed>) = 0 [pid 301] getdents64(3 [pid 300] umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./514/binderfs" [pid 301] rmdir("./521" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2883] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./514/binderfs" [pid 2883] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] mkdir("./522", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2883] chdir("./497" [pid 302] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2883] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 2884 attached [pid 302] fstat(3 [pid 2883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 2883] <... prctl resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2884 [pid 300] newfstatat(AT_FDCWD, "./514/tracing" [pid 2883] setpgid(0, 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./505", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2883] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./514/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./538/binderfs" [pid 300] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2883] <... openat resumed>) = 3 [pid 302] unlink("./538/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 2883] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2884] set_robust_list(0x555557559760, 24 [pid 2883] <... write resumed>) = 4 [pid 302] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2884] <... set_robust_list resumed>) = 0 [pid 2883] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2883] <... close resumed>) = 0 [pid 302] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./505/binderfs" [pid 2884] rt_sigprocmask(SIG_SETMASK, [] [pid 2883] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./538/tracing" [pid 300] <... close resumed>) = 0 [pid 299] unlink("./505/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2883] <... symlink resumed>) = 0 [pid 300] rmdir("./514/tracing" [pid 299] <... unlink resumed>) = 0 [pid 2884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2883] write(1, "executing program\n", 18 [pid 302] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./505/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./505/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 2883] <... write resumed>) = 18 [pid 299] fstat(4 [pid 2883] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./538/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2884] chdir("./522" [pid 2883] <... close_range resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] close(3 [pid 299] getdents64(4 [pid 302] fstat(4 [pid 2883] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2884] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./514" [pid 299] getdents64(4 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 executing program [pid 299] rmdir("./505/tracing" [pid 2884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2883] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 2884] <... prctl resumed>) = 0 [pid 2883] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 300] mkdir("./515", 0777 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./505" [pid 2884] setpgid(0, 0 [pid 2883] <... mount resumed>) = 0 [pid 302] close(4 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 2884] <... setpgid resumed>) = 0 [pid 2883] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./506", 0777 [pid 2884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2883] <... openat resumed>) = 3 [pid 302] rmdir("./538/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2884] <... openat resumed>) = 3 [pid 2883] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2885 [pid 2883] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2885 attached [pid 2885] set_robust_list(0x555557559760, 24) = 0 [pid 2885] rt_sigprocmask(SIG_SETMASK, [] [pid 2884] write(3, "1000", 4 [pid 2883] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2884] <... write resumed>) = 4 [pid 2883] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2886 [pid 2885] chdir("./506" [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2884] close(3 [pid 2883] creat(NULL, 0732 [pid 302] rmdir("./538" [pid 2885] <... chdir resumed>) = 0 [pid 2885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2885] setpgid(0, 0) = 0 [pid 2885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2883] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2884] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2885] <... openat resumed>) = 3 [pid 2884] symlink("/dev/binderfs", "./binderfs" [pid 2883] exit_group(0 [pid 302] mkdir("./539", 0777 [pid 2885] write(3, "1000", 4) = 4 [pid 2885] close(3) = 0 [pid 2885] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2883] <... exit_group resumed>) = ? [pid 302] <... mkdir resumed>) = 0 [pid 2885] write(1, "executing program\n", 18 [pid 2884] <... symlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2885] <... write resumed>) = 18 [pid 2885] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2885] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 2884] write(1, "executing program\n", 18 [pid 2883] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2884] <... write resumed>) = 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2885] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2885] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2884] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2885] <... openat resumed>) = 3 [pid 2884] <... close_range resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2887 [pid 2885] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2884] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2885] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2885] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2885] creat(NULL, 0732 [pid 2884] <... mkdirat resumed>) = 0 [pid 2885] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2885] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2887 attached ci2-android-5-10/strace-static-x86_64: Process 2886 attached [pid 2884] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2887] set_robust_list(0x555557559760, 24 [pid 2886] set_robust_list(0x555557559760, 24 [pid 2884] <... mount resumed>) = 0 [pid 2885] +++ exited with 0 +++ [pid 2884] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2887] <... set_robust_list resumed>) = 0 [pid 2886] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2884] <... openat resumed>) = 3 [pid 2884] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2884] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2884] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2884] exit_group(0) = ? [pid 2887] rt_sigprocmask(SIG_SETMASK, [] [pid 2886] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 2887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2884] +++ exited with 0 +++ [pid 2887] chdir("./539" [pid 2886] chdir("./515" [pid 2887] <... chdir resumed>) = 0 [pid 2886] <... chdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2887] <... prctl resumed>) = 0 [pid 2886] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2887] setpgid(0, 0 [pid 2886] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2887] <... setpgid resumed>) = 0 [pid 2886] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 2887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(3 [pid 298] umount2("./497", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2887] <... openat resumed>) = 3 [pid 2886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2887] write(3, "1000", 4 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2886] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./497", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 301] newfstatat(AT_FDCWD, "./522/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 301] unlink("./522/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2887] <... write resumed>) = 4 [pid 2886] write(3, "1000", 4 [pid 298] umount2("./497/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./497/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] unlink("./497/binderfs" [pid 2887] close(3 [pid 2886] <... write resumed>) = 4 [pid 301] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 2887] <... close resumed>) = 0 [pid 2886] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2887] symlink("/dev/binderfs", "./binderfs" [pid 2886] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./522/tracing" [pid 298] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2887] <... symlink resumed>) = 0 [pid 2886] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./522/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./497/tracing" [pid 301] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 298] umount2("./497/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 298] openat(AT_FDCWD, "./497/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 298] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2887] write(1, "executing program\n", 18 [pid 2886] <... symlink resumed>) = 0 [pid 301] rmdir("./522/tracing" [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./497/tracing" [pid 2887] <... write resumed>) = 18 [pid 2886] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./506", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 301] rmdir("./522" [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] rmdir("./497" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] <... rmdir resumed>) = 0 [pid 2887] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2886] <... write resumed>) = 18 [pid 301] mkdir("./523", 0777 [pid 299] getdents64(3 [pid 298] mkdir("./498", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 2887] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2887] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2886] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./506/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2886] <... close_range resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2886] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2888 [pid 299] unlink("./506/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2889 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2887] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2887] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2886] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2887] <... mount resumed>) = 0 [pid 2886] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] newfstatat(AT_FDCWD, "./506/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2887] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2886] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./506/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 2887] <... openat resumed>) = 3 [pid 2886] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 2887] write(3, "p:s/p ./file0:0", 15 [pid 2886] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./506/tracing" [pid 2887] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2886] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rmdir resumed>) = 0 [pid 2887] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 2887] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2886] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./506" [pid 2887] creat(NULL, 0732 [pid 2886] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 2887] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] mkdir("./507", 0777 [pid 2887] exit_group(0 [pid 2886] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 2887] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2886] creat(NULL, 0732 [pid 2887] +++ exited with 0 +++ [pid 2886] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2890 [pid 2886] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2888 attached [pid 2886] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2888] set_robust_list(0x555557559760, 24) = 0 [pid 2888] rt_sigprocmask(SIG_SETMASK, [] [pid 2886] +++ exited with 0 +++ [pid 2888] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2888] chdir("./523" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2888] <... chdir resumed>) = 0 [pid 2888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2888] setpgid(0, 0) = 0 [pid 2888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2890 attached [pid 2890] set_robust_list(0x555557559760, 24 [pid 2888] <... openat resumed>) = 3 [pid 2890] <... set_robust_list resumed>) = 0 [pid 2888] write(3, "1000", 4) = 4 [pid 2888] close(3) = 0 [pid 2888] symlink("/dev/binderfs", "./binderfs" [pid 2890] rt_sigprocmask(SIG_SETMASK, [] [pid 2888] <... symlink resumed>) = 0 [pid 2888] write(1, "executing program\n", 18) = 18 executing program [pid 2888] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2888] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2888] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2889 attached [pid 2888] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2890] chdir("./507" [pid 2889] set_robust_list(0x555557559760, 24 [pid 2888] <... mount resumed>) = 0 [pid 2889] <... set_robust_list resumed>) = 0 [pid 2888] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2890] <... chdir resumed>) = 0 [pid 2889] rt_sigprocmask(SIG_SETMASK, [] [pid 2888] <... openat resumed>) = 3 [pid 2889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2888] write(3, "p:s/p ./file0:0", 15 [pid 2890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2889] chdir("./498" [pid 2888] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2889] <... chdir resumed>) = 0 [pid 2888] openat(AT_FDCWD, NULL, O_WRONLY [pid 2890] <... prctl resumed>) = 0 [pid 2889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2888] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2889] <... prctl resumed>) = 0 [pid 2888] creat(NULL, 0732 [pid 2889] setpgid(0, 0 [pid 2888] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2889] <... setpgid resumed>) = 0 [pid 2888] exit_group(0 [pid 2890] setpgid(0, 0) = 0 [pid 2889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2888] <... exit_group resumed>) = ? [pid 2890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2889] <... openat resumed>) = 3 [pid 2888] +++ exited with 0 +++ [pid 2889] write(3, "1000", 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2889] <... write resumed>) = 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2889] close(3) = 0 [pid 2889] symlink("/dev/binderfs", "./binderfs" [pid 2890] <... openat resumed>) = 3 [pid 2889] <... symlink resumed>) = 0 [pid 2889] write(1, "executing program\n", 18 [pid 2890] write(3, "1000", 4 [pid 2889] <... write resumed>) = 18 executing program [pid 2889] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2889] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2890] <... write resumed>) = 4 [pid 2889] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2890] close(3 [pid 2889] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2890] <... close resumed>) = 0 [pid 2889] <... mount resumed>) = 0 [pid 300] umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2889] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2890] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2889] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 2889] write(3, "p:s/p ./file0:0", 15 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] fstat(3 [pid 2890] <... symlink resumed>) = 0 [pid 2889] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2890] write(1, "executing program\n", 18 [pid 2889] openat(AT_FDCWD, NULL, O_WRONLY executing program [pid 300] getdents64(3 [pid 2890] <... write resumed>) = 18 [pid 2889] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2890] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2889] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2890] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./515/binderfs" [pid 2890] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./515/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 2889] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2889] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 2889] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./539/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./523/binderfs" [pid 300] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./539/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2890] <... mkdirat resumed>) = 0 [pid 2889] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./523/binderfs" [pid 300] newfstatat(AT_FDCWD, "./515/tracing" [pid 2890] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2890] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./515/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2890] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./539/tracing" [pid 301] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 2890] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 2890] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./523/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 2890] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./539/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2890] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./523/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 2890] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2890] creat(NULL, 0732 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 300] close(4 [pid 2890] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./515/tracing" [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2890] exit_group(0 [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./539/tracing" [pid 300] getdents64(3 [pid 301] close(4 [pid 2890] <... exit_group resumed>) = ? [pid 2890] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 301] rmdir("./523/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(3 [pid 302] rmdir("./539" [pid 300] rmdir("./515" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./540", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2891 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 300] mkdir("./516", 0777ci2-android-5-10/strace-static-x86_64: Process 2891 attached [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./523" [pid 300] <... mkdir resumed>) = 0 [pid 2891] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] mkdir("./524", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2891] <... set_robust_list resumed>) = 0 [pid 2891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2891] chdir("./540" [pid 301] <... mkdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2891] <... chdir resumed>) = 0 [pid 2891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2891] setpgid(0, 0) = 0 [pid 2891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2892 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2891] <... openat resumed>) = 3 [pid 2891] write(3, "1000", 4) = 4 [pid 2891] close(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2891] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2893 [pid 2891] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2893 attached [pid 2891] <... symlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2891] write(1, "executing program\n", 18) = 18 executing program [pid 2891] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2893] set_robust_list(0x555557559760, 24 [pid 2891] <... close_range resumed>) = 0 [pid 2893] <... set_robust_list resumed>) = 0 [pid 2891] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2893] rt_sigprocmask(SIG_SETMASK, [] [pid 2891] <... mkdirat resumed>) = 0 [pid 2891] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2891] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2893] chdir("./524" [pid 2891] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... restart_syscall resumed>) = 0 [pid 2893] <... chdir resumed>) = 0 [pid 2891] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2891] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2891] exit_group(0 [pid 2893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2891] <... exit_group resumed>) = ? [pid 2893] <... prctl resumed>) = 0 [pid 2891] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2892 attached [pid 2892] set_robust_list(0x555557559760, 24) = 0 [pid 2892] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./498", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2893] setpgid(0, 0 [pid 2892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2892] chdir("./516") = 0 [pid 2892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2892] setpgid(0, 0) = 0 [pid 2893] <... setpgid resumed>) = 0 [pid 2892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2892] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./498", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2892] write(3, "1000", 4) = 4 [pid 2892] close(3 [pid 2893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2892] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 2892] symlink("/dev/binderfs", "./binderfs" [pid 2893] <... openat resumed>) = 3 [pid 2892] <... symlink resumed>) = 0 [pid 298] fstat(3 [pid 2892] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2892] <... write resumed>) = 18 executing program [pid 298] getdents64(3 [pid 2892] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2892] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./498/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./498/binderfs" [pid 2893] write(3, "1000", 4 [pid 2892] <... mkdirat resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./507", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./498/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2892] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] openat(AT_FDCWD, "./507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 2892] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 2893] <... write resumed>) = 4 [pid 298] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 2892] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 298] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2892] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2892] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./498/tracing" [pid 2892] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./507/binderfs" [pid 298] umount2("./498/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./507/binderfs" [pid 298] openat(AT_FDCWD, "./498/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2893] close(3) = 0 [pid 2892] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 2892] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2893] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./507/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 299] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 299] openat(AT_FDCWD, "./507/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 2893] <... symlink resumed>) = 0 [pid 2892] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./498/tracing" [pid 299] fstat(4 [pid 2893] write(1, "executing program\n", 18 [pid 2892] exit_group(0 [pid 2893] <... write resumed>) = 18 [pid 2892] <... exit_group resumed>) = ? [pid 298] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 2893] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2892] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 302] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 298] rmdir("./498" [pid 302] <... openat resumed>) = 3 [pid 2893] <... close_range resumed>) = 0 [pid 2893] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(3 [pid 299] <... close resumed>) = 0 [pid 2893] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./507/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 2893] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2893] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 298] mkdir("./499", 0777 [pid 302] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2893] <... openat resumed>) = 3 [pid 2893] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2893] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] newfstatat(AT_FDCWD, "./540/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] unlink("./540/binderfs" [pid 300] <... openat resumed>) = 3 [pid 299] rmdir("./507" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2893] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2893] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 300] fstat(3 [pid 2893] exit_group(0) = ? [pid 2893] +++ exited with 0 +++ [pid 302] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 299] mkdir("./508", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2894 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2894 attached [pid 2894] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./540/tracing" [pid 300] newfstatat(AT_FDCWD, "./516/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2894] chdir("./499") = 0 [pid 2894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] unlink("./516/binderfs" [pid 302] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2895 [pid 2894] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./540/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./516/tracing" [pid 2894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 300] openat(AT_FDCWD, "./516/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] rmdir("./540/tracing" [pid 300] fstat(4 [pid 2894] <... openat resumed>) = 3 [pid 2894] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 2894] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 302] close(3 [pid 2894] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 302] rmdir("./540" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 302] mkdir("./541", 0777 [pid 300] <... close resumed>) = 0 [pid 2894] write(1, "executing program\n", 18) = 18 [pid 2894] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2894] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 executing program [pid 300] rmdir("./516/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2894] <... mkdirat resumed>) = 0 [pid 2894] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2894] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2894] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2894] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2894] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2896 [pid 2894] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./516" [pid 2894] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2896 attached [pid 2894] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./517", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2895 attached [pid 2895] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2895] chdir("./508") = 0 [pid 2895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2895] setpgid(0, 0) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2897 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2896] set_robust_list(0x555557559760, 24 [pid 2895] <... openat resumed>) = 3 [pid 2895] write(3, "1000", 4) = 4 [pid 2895] close(3) = 0 [pid 2895] symlink("/dev/binderfs", "./binderfs" [pid 2896] <... set_robust_list resumed>) = 0 [pid 2896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2895] <... symlink resumed>) = 0 [pid 2895] write(1, "executing program\n", 18) = 18 executing program [pid 2895] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2895] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2896] chdir("./541") = 0 [pid 2895] <... mkdirat resumed>) = 0 [pid 2896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2895] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2896] <... prctl resumed>) = 0 [pid 2895] <... mount resumed>) = 0 [pid 2895] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2896] setpgid(0, 0 [pid 2895] <... openat resumed>) = 3 [pid 2895] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2896] <... setpgid resumed>) = 0 [pid 2895] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2895] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2895] exit_group(0) = ? [pid 2896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2896] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 2895] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./524/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./524/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2897 attached ) = 0 [pid 301] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2897] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2896] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./524/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./499", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./524/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./499", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2897] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 299] umount2("./508", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./499/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./524/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 2897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2897] chdir("./517") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 301] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./499/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] unlink("./499/binderfs" [pid 301] rmdir("./524" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2897] setpgid(0, 0) = 0 [pid 2897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./525", 0777 [pid 299] newfstatat(AT_FDCWD, "./508/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2897] <... openat resumed>) = 3 [pid 2897] write(3, "1000", 4) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 299] unlink("./508/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2897] close(3) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./499/tracing" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2897] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./499/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2897] <... symlink resumed>) = 0 [pid 2897] write(1, "executing program\n", 18) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2898 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./499/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2897] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./508/tracing" [pid 298] fstat(4 [pid 2897] <... close_range resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2896] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2897] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 2896] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./508/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2896] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 299] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 2897] <... mkdirat resumed>) = 0 [pid 2896] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./499/tracing" [pid 2896] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 2897] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 298] <... rmdir resumed>) = 0 [pid 2896] <... write resumed>) = 18 [pid 299] close(4 [pid 2896] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 2896] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./508/tracing" [pid 298] close(3 [pid 2896] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2897] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] rmdir("./499" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2897] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2897] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] mkdir("./500", 0777 [pid 299] <... close resumed>) = 0 [pid 2897] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2897] exit_group(0) = ? [pid 2897] +++ exited with 0 +++ [pid 2896] <... mkdirat resumed>) = 0 [pid 299] rmdir("./508" [pid 298] <... mkdir resumed>) = 0 [pid 2896] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2898 attached [pid 2898] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./509", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2898] chdir("./525" [pid 2896] <... mount resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2896] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2898] <... chdir resumed>) = 0 [pid 2898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2898] setpgid(0, 0) = 0 [pid 2898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2896] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2899 [pid 2898] <... openat resumed>) = 3 [pid 2898] write(3, "1000", 4) = 4 [pid 2898] close(3) = 0 [pid 2898] symlink("/dev/binderfs", "./binderfs" [pid 2896] write(3, "p:s/p ./file0:0", 15 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2900 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2898] <... symlink resumed>) = 0 [pid 2896] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2896] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2898] write(1, "executing program\n", 18 [pid 2896] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2898] <... write resumed>) = 18 executing program [pid 2898] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2898] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 2900 attached ) = 0 [pid 2896] creat(NULL, 0732 [pid 2898] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2896] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2900] set_robust_list(0x555557559760, 24 [pid 2898] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2898] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2896] exit_group(0 [pid 2900] <... set_robust_list resumed>) = 0 [pid 2898] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2898] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2898] exit_group(0 [pid 2896] <... exit_group resumed>) = ? [pid 2898] <... exit_group resumed>) = ? [pid 2900] rt_sigprocmask(SIG_SETMASK, [] [pid 2898] +++ exited with 0 +++ [pid 2896] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2899 attached [pid 2900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2899] set_robust_list(0x555557559760, 24) = 0 [pid 2899] rt_sigprocmask(SIG_SETMASK, [] [pid 2900] chdir("./509" [pid 2899] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2899] chdir("./500" [pid 2900] <... chdir resumed>) = 0 [pid 2899] <... chdir resumed>) = 0 [pid 2899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2899] setpgid(0, 0) = 0 [pid 2900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2900] <... prctl resumed>) = 0 [pid 2899] <... openat resumed>) = 3 [pid 2899] write(3, "1000", 4) = 4 [pid 2899] close(3) = 0 [pid 2899] symlink("/dev/binderfs", "./binderfs" [pid 2900] setpgid(0, 0) = 0 [pid 2899] <... symlink resumed>) = 0 [pid 2899] write(1, "executing program\n", 18) = 18 executing program [pid 2900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2899] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2900] <... openat resumed>) = 3 [pid 2899] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2900] write(3, "1000", 4 [pid 2899] <... mkdirat resumed>) = 0 [pid 2900] <... write resumed>) = 4 [pid 2899] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2900] close(3 [pid 2899] <... mount resumed>) = 0 [pid 2899] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2899] write(3, "p:s/p ./file0:0", 15 [pid 2900] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2900] symlink("/dev/binderfs", "./binderfs" [pid 2899] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2899] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2899] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2900] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 2899] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 2900] write(1, "executing program\n", 18 [pid 301] fstat(3 [pid 2900] <... write resumed>) = 18 [pid 302] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 2900] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2900] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 302] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2899] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 2900] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./525/binderfs" [pid 302] getdents64(3 [pid 2899] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] unlink("./525/binderfs" [pid 302] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2899] <... exit_group resumed>) = ? [pid 2900] <... mkdirat resumed>) = 0 [pid 2899] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 2900] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] newfstatat(AT_FDCWD, "./541/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./541/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 2900] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2900] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2900] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./525/tracing" [pid 2900] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2900] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2900] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./541/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./525/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2900] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2900] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2900] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./541/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 300] openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(3 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2900] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 302] close(4 [pid 301] close(4 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./541/tracing" [pid 301] rmdir("./525/tracing" [pid 300] umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./517/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 300] unlink("./517/binderfs" [pid 298] umount2("./500", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./525" [pid 302] rmdir("./541" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./526", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./500", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./542", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2901 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 2901 attached [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./517/tracing" [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2901] set_robust_list(0x555557559760, 24) = 0 [pid 2901] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./500/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2902 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./517/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./500/binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./509/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./500/binderfs" [pid 300] getdents64(4 [pid 299] unlink("./509/binderfs" [pid 2901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2901] chdir("./526" [pid 298] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2901] <... chdir resumed>) = 0 [pid 2901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2901] <... prctl resumed>) = 0 [pid 299] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 2901] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./517/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2901] <... setpgid resumed>) = 0 [pid 2901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./500/tracing" [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./509/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./500/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./517" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2901] write(3, "1000", 4) = 4 [pid 2901] close(3) = 0 [pid 2901] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./509/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./500/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./518", 0777 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 2901] <... symlink resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(4 [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 2902 attached [pid 2901] write(1, "executing program\n", 18 [pid 2902] set_robust_list(0x555557559760, 24 [pid 2901] <... write resumed>) = 18 [pid 2902] <... set_robust_list resumed>) = 0 [pid 2901] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2902] rt_sigprocmask(SIG_SETMASK, [] [pid 2901] <... close_range resumed>) = 0 executing program [pid 2902] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2901] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2903 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 299] rmdir("./509/tracing" [pid 298] <... close resumed>) = 0 [pid 2902] chdir("./542" [pid 2901] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./500/tracing" [pid 299] getdents64(3 [pid 2902] <... chdir resumed>) = 0 [pid 2901] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2901] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] getdents64(3 [pid 2902] <... prctl resumed>) = 0 [pid 2901] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2902] setpgid(0, 0 [pid 2901] <... openat resumed>) = 3 [pid 299] rmdir("./509" [pid 298] close(3 [pid 2902] <... setpgid resumed>) = 0 [pid 2901] write(3, "p:s/p ./file0:0", 15 [pid 2902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2901] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2903 attached [pid 2902] <... openat resumed>) = 3 [pid 2901] openat(AT_FDCWD, NULL, O_WRONLY [pid 2902] write(3, "1000", 4 [pid 2901] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2903] set_robust_list(0x555557559760, 24 [pid 2902] <... write resumed>) = 4 [pid 2901] creat(NULL, 0732 [pid 299] mkdir("./510", 0777 [pid 298] rmdir("./500" [pid 2902] close(3 [pid 2901] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2902] <... close resumed>) = 0 [pid 2901] exit_group(0 [pid 2902] symlink("/dev/binderfs", "./binderfs" [pid 2901] <... exit_group resumed>) = ? [pid 2903] <... set_robust_list resumed>) = 0 [pid 2902] <... symlink resumed>) = 0 [pid 2901] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2902] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./501", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2902] <... write resumed>) = 18 [pid 2902] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2902] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 2902] <... mkdirat resumed>) = 0 executing program [pid 2902] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2902] <... mount resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2904 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2902] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2902] <... openat resumed>) = 3 [pid 2902] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2902] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2902] creat(NULL, 0732 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2905 [pid 2902] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2902] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2905 attached [pid 2903] rt_sigprocmask(SIG_SETMASK, [] [pid 2902] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2904 attached [pid 2904] set_robust_list(0x555557559760, 24) = 0 [pid 2904] rt_sigprocmask(SIG_SETMASK, [] [pid 2903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2905] set_robust_list(0x555557559760, 24 [pid 2904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2904] chdir("./510" [pid 2905] <... set_robust_list resumed>) = 0 [pid 2903] chdir("./518" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2904] <... chdir resumed>) = 0 [pid 2904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2904] setpgid(0, 0) = 0 [pid 2904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 2904] <... openat resumed>) = 3 [pid 2903] <... chdir resumed>) = 0 [pid 2904] write(3, "1000", 4 [pid 2905] rt_sigprocmask(SIG_SETMASK, [] [pid 2903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 2904] <... write resumed>) = 4 [pid 2904] close(3) = 0 [pid 2904] symlink("/dev/binderfs", "./binderfs" [pid 2905] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2904] <... symlink resumed>) = 0 [pid 2903] <... prctl resumed>) = 0 [pid 301] umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2904] write(1, "executing program\n", 18) = 18 executing program [pid 2904] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2904] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2905] chdir("./501" [pid 2904] <... mkdirat resumed>) = 0 [pid 2903] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2904] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 2904] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 301] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2904] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2904] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./526/binderfs" [pid 302] newfstatat(AT_FDCWD, "./542/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./526/binderfs" [pid 302] unlink("./542/binderfs" [pid 2904] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 2904] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2904] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2904] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./526/tracing" [pid 302] newfstatat(AT_FDCWD, "./542/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./526/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./542/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 2904] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2904] exit_group(0) = ? [pid 2904] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 302] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 302] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2905] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 2905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 302] close(4 [pid 2905] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./526/tracing" [pid 302] rmdir("./542/tracing" [pid 2905] setpgid(0, 0) = 0 [pid 2905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 2905] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 2903] <... setpgid resumed>) = 0 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./526" [pid 302] rmdir("./542" [pid 2905] close(3 [pid 2903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2905] <... close resumed>) = 0 [pid 2905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2905] write(1, "executing program\n", 18) = 18 [pid 301] <... rmdir resumed>) = 0 [pid 2905] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2905] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2903] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./527", 0777 [pid 2905] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2905] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] mkdir("./543", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 2905] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2905] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2905] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2905] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2903] write(3, "1000", 4 [pid 2905] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2905] exit_group(0) = ? [pid 2905] +++ exited with 0 +++ [pid 2903] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2906 [pid 2903] close(3 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2906 attached [pid 2906] set_robust_list(0x555557559760, 24) = 0 [pid 2906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2907 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2903] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2903] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2906] chdir("./527" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 2906] <... chdir resumed>) = 0 [pid 299] fstat(3 [pid 2903] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(3 [pid 2903] write(1, "executing program\n", 18 [pid 2906] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2903] <... write resumed>) = 18 [pid 299] umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2906] setpgid(0, 0 [pid 2903] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2906] <... setpgid resumed>) = 0 [pid 2903] <... close_range resumed>) = 0 executing program [pid 299] newfstatat(AT_FDCWD, "./510/binderfs" [pid 2906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2903] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] unlink("./510/binderfs" [pid 2906] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 2906] write(3, "1000", 4 [pid 299] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./501", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2906] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] openat(AT_FDCWD, "./501", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./510/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 299] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./501/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./510/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2903] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2903] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./501/binderfs" [pid 299] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./501/binderfs" [pid 299] getdents64(4 [pid 2906] close(3) = 0 [pid 2906] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 2903] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2903] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 2906] <... symlink resumed>) = 0 [pid 2903] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 2903] write(3, "p:s/p ./file0:0", 15 [pid 299] close(4 [pid 298] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./510/tracing" [pid 298] newfstatat(AT_FDCWD, "./501/tracing" [pid 2906] write(1, "executing program\n", 18) = 18 [pid 2906] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2906] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 2903] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 299] getdents64(3 [pid 2906] <... mkdirat resumed>) = 0 [pid 2903] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./501/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2903] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 2907 attached [pid 2906] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2903] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./501/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2903] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./510" [pid 2906] <... mount resumed>) = 0 [pid 2906] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... openat resumed>) = 4 [pid 2906] <... openat resumed>) = 3 [pid 2906] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 299] mkdir("./511", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2906] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2906] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2906] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2907] set_robust_list(0x555557559760, 24 [pid 2903] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2906] +++ exited with 0 +++ [pid 2907] <... set_robust_list resumed>) = 0 [pid 2903] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2907] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2908 [pid 298] close(4 [pid 2907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./501/tracing" [pid 2907] chdir("./543") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 2908 attached [pid 2903] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2907] <... prctl resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2907] setpgid(0, 0 [pid 298] rmdir("./501" [pid 2907] <... setpgid resumed>) = 0 [pid 2907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 2907] write(3, "1000", 4 [pid 298] mkdir("./502", 0777 [pid 2907] <... write resumed>) = 4 [pid 2907] close(3) = 0 [pid 2907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 2907] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2907] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 2907] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2907] <... close_range resumed>) = 0 [pid 2907] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2907] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2908] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2909 ci2-android-5-10/strace-static-x86_64: Process 2909 attached [pid 2908] <... set_robust_list resumed>) = 0 [pid 2907] <... mount resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2907] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2908] rt_sigprocmask(SIG_SETMASK, [] [pid 2907] <... openat resumed>) = 3 [pid 2908] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2907] write(3, "p:s/p ./file0:0", 15 [pid 2908] chdir("./511" [pid 2907] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2907] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2907] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2907] exit_group(0 [pid 2909] set_robust_list(0x555557559760, 24 [pid 2908] <... chdir resumed>) = 0 [pid 2907] <... exit_group resumed>) = ? [pid 2909] <... set_robust_list resumed>) = 0 [pid 2908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2909] rt_sigprocmask(SIG_SETMASK, [] [pid 2908] <... prctl resumed>) = 0 [pid 2909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2908] setpgid(0, 0 [pid 2907] +++ exited with 0 +++ [pid 2908] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2908] <... openat resumed>) = 3 [pid 2908] write(3, "1000", 4) = 4 [pid 2908] close(3) = 0 [pid 2908] symlink("/dev/binderfs", "./binderfs" [pid 2909] chdir("./502" [pid 2908] <... symlink resumed>) = 0 [pid 2908] write(1, "executing program\n", 18) = 18 [pid 2908] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2908] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2909] <... chdir resumed>) = 0 [pid 2909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2908] <... mkdirat resumed>) = 0 [pid 2909] <... prctl resumed>) = 0 [pid 2908] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2909] setpgid(0, 0 [pid 2908] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2908] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2909] <... setpgid resumed>) = 0 [pid 2908] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2908] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2908] exit_group(0) = ? [pid 2909] <... openat resumed>) = 3 [pid 2909] write(3, "1000", 4) = 4 [pid 2909] close(3 [pid 2908] +++ exited with 0 +++ [pid 2909] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2909] symlink("/dev/binderfs", "./binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2909] <... symlink resumed>) = 0 [pid 2909] write(1, "executing program\n", 18) = 18 [pid 2909] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2909] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2909] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2909] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2909] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2909] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2909] creat(NULL, 0732 [pid 300] umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2909] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2909] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2909] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 2909] +++ exited with 0 +++ [pid 302] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] fstat(3 [pid 300] umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./518/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./518/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./527/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./543/binderfs" [pid 300] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./543/binderfs" [pid 301] unlink("./527/binderfs" [pid 300] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./518/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 302] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./543/tracing" [pid 301] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./518/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./511/binderfs" [pid 302] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./527/tracing" [pid 300] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./511/binderfs" [pid 302] openat(AT_FDCWD, "./543/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./527/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./502", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./511/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./518/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./502", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./511/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./543/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 300] <... close resumed>) = 0 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] rmdir("./518" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] getdents64(3 [pid 302] close(3 [pid 301] rmdir("./527/tracing" [pid 300] mkdir("./519", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./543" [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./502/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(4 [pid 302] mkdir("./544", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 299] rmdir("./511/tracing" [pid 298] newfstatat(AT_FDCWD, "./502/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2910 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./527" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] unlink("./502/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2911 [pid 301] mkdir("./528", 0777 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./511" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] mkdir("./512", 0777 [pid 298] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2910 attached [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2912 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2913 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./502/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./502/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2913 attached ) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./502/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2913] set_robust_list(0x555557559760, 24 [pid 298] <... openat resumed>) = 4 [pid 2913] <... set_robust_list resumed>) = 0 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2913] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 2913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2913] chdir("./512" [pid 298] close(4 [pid 2913] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./502/tracing" [pid 2913] <... prctl resumed>) = 0 [pid 2913] setpgid(0, 0) = 0 [pid 2913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 2911 attached , 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2913] <... openat resumed>) = 3 [pid 298] close(3 [pid 2911] set_robust_list(0x555557559760, 24 [pid 298] <... close resumed>) = 0 [pid 2911] <... set_robust_list resumed>) = 0 [pid 298] rmdir("./502" [pid 2911] rt_sigprocmask(SIG_SETMASK, [] [pid 2913] write(3, "1000", 4) = 4 [pid 2913] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 2911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./503", 0777 [pid 2913] <... close resumed>) = 0 [pid 2911] chdir("./544" [pid 2913] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 2911] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2911] setpgid(0, 0) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2910] set_robust_list(0x555557559760, 24 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2912 attached [pid 2913] write(1, "executing program\n", 18) = 18 [pid 2911] <... openat resumed>) = 3 [pid 2913] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2913] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 2914 attached ) = 0 [pid 2912] set_robust_list(0x555557559760, 24 [pid 2910] <... set_robust_list resumed>) = 0 [pid 2911] write(3, "1000", 4) = 4 [pid 2911] close(3) = 0 [pid 2911] symlink("/dev/binderfs", "./binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2914 [pid 2911] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2911] write(1, "executing program\n", 18 [pid 2910] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2911] <... write resumed>) = 18 executing program [pid 2911] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2913] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2911] <... close_range resumed>) = 0 [pid 2913] <... mount resumed>) = 0 [pid 2911] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2912] <... set_robust_list resumed>) = 0 [pid 2910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2911] <... mkdirat resumed>) = 0 [pid 2910] chdir("./519" [pid 2913] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2913] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2913] openat(AT_FDCWD, NULL, O_WRONLY [pid 2910] <... chdir resumed>) = 0 [pid 2913] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2913] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2913] exit_group(0 [pid 2911] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2913] <... exit_group resumed>) = ? [pid 2914] set_robust_list(0x555557559760, 24 [pid 2913] +++ exited with 0 +++ [pid 2912] rt_sigprocmask(SIG_SETMASK, [] [pid 2910] <... prctl resumed>) = 0 [pid 2911] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2911] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2911] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2911] creat(NULL, 0732 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2910] setpgid(0, 0 [pid 2911] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2911] exit_group(0) = ? [pid 2914] <... set_robust_list resumed>) = 0 [pid 2912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2911] +++ exited with 0 +++ [pid 2910] <... setpgid resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2914] chdir("./503") = 0 [pid 2914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2914] setpgid(0, 0) = 0 [pid 2914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2914] write(3, "1000", 4) = 4 [pid 2914] close(3) = 0 [pid 2914] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 2914] write(1, "executing program\n", 18) = 18 [pid 2910] <... openat resumed>) = 3 [pid 2914] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2914] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2912] chdir("./528" [pid 2910] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 2912] <... chdir resumed>) = 0 [pid 2910] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./544/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./544/binderfs" [pid 2912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2910] close(3 [pid 302] <... unlink resumed>) = 0 [pid 2914] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2914] <... mount resumed>) = 0 [pid 2912] <... prctl resumed>) = 0 [pid 2910] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 2914] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2910] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 2914] <... openat resumed>) = 3 [pid 2912] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2914] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./544/tracing" [pid 2914] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2912] <... setpgid resumed>) = 0 [pid 2910] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2914] openat(AT_FDCWD, NULL, O_WRONLY [pid 2910] write(1, "executing program\n", 18 [pid 302] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2914] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2914] creat(NULL, 0732 [pid 2912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2910] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./544/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2914] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2912] <... openat resumed>) = 3 [pid 2910] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2914] exit_group(0 executing program [pid 2912] write(3, "1000", 4 [pid 2910] <... close_range resumed>) = 0 [pid 302] fstat(4 [pid 2914] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2914] +++ exited with 0 +++ [pid 2912] <... write resumed>) = 4 [pid 2910] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./544/tracing" [pid 2912] close(3 [pid 2910] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2912] <... close resumed>) = 0 [pid 2910] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 299] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2910] <... mount resumed>) = 0 [pid 302] close(3 [pid 2912] symlink("/dev/binderfs", "./binderfs" [pid 2910] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./544" [pid 2912] <... symlink resumed>) = 0 [pid 2910] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] mkdir("./545", 0777 [pid 2912] write(1, "executing program\n", 18 [pid 2910] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2912] <... write resumed>) = 18 [pid 2910] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 2912] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2910] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2912] <... close_range resumed>) = 0 [pid 2910] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2915 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2915 attached [pid 2910] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./512/binderfs" [pid 2912] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2915] set_robust_list(0x555557559760, 24) = 0 [pid 2915] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2915] chdir("./545" [pid 2910] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./512/binderfs" [pid 2915] <... chdir resumed>) = 0 [pid 2915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2915] setpgid(0, 0) = 0 [pid 2912] <... mkdirat resumed>) = 0 [pid 2915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./503", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2912] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2910] exit_group(0 [pid 2915] write(3, "1000", 4) = 4 [pid 2915] close(3) = 0 [pid 2915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2910] <... exit_group resumed>) = ? [pid 299] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2912] <... mount resumed>) = 0 [pid 2915] write(1, "executing program\n", 18) = 18 [pid 2915] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2915] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] openat(AT_FDCWD, "./503", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2915] <... mkdirat resumed>) = 0 [pid 2910] +++ exited with 0 +++ [pid 2915] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 2915] <... mount resumed>) = 0 [pid 2912] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = 0 [pid 2915] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2915] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 2912] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2912] write(3, "p:s/p ./file0:0", 15 [pid 2915] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./512/tracing" [pid 2915] openat(AT_FDCWD, NULL, O_WRONLY [pid 2912] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2915] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2912] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2915] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2915] exit_group(0 [pid 299] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./503/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2912] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2912] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./512/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./503/binderfs" [pid 2915] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2912] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(4 [pid 2915] +++ exited with 0 +++ [pid 2912] exit_group(0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./503/binderfs" [pid 2912] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2912] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 298] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./512/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./503/tracing" [pid 300] newfstatat(AT_FDCWD, "./519/binderfs" [pid 299] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./519/binderfs") = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./503/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./503/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./512" [pid 300] newfstatat(AT_FDCWD, "./519/tracing" [pid 298] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./519/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] mkdir("./513", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./519/tracing") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 301] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./519") = 0 [pid 300] mkdir("./520", 0777 [pid 301] fstat(3 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2916 [pid 298] close(4 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2917 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./503/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2916 attached [pid 2916] set_robust_list(0x555557559760, 24) = 0 [pid 2916] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./528/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 2916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 301] unlink("./528/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2916] chdir("./513") = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] close(3 [pid 301] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2916] setpgid(0, 0) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 298] rmdir("./503" [pid 2916] <... openat resumed>) = 3 [pid 301] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2916] write(3, "1000", 4) = 4 [pid 2916] close(3) = 0 [pid 2916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2916] write(1, "executing program\n", 18) = 18 [pid 2916] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2916] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./504", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./528/tracing" [pid 2916] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./528/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2916] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 4 [pid 2916] <... mount resumed>) = 0 [pid 2916] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2918 [pid 302] newfstatat(AT_FDCWD, "./545/binderfs" [pid 301] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 2918 attached ci2-android-5-10/strace-static-x86_64: Process 2917 attached [pid 2916] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2916] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./545/binderfs" [pid 301] getdents64(4 [pid 2916] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 2916] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 2918] set_robust_list(0x555557559760, 24 [pid 2916] exit_group(0 [pid 302] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./528/tracing" [pid 2918] <... set_robust_list resumed>) = 0 [pid 2916] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./545/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 2917] set_robust_list(0x555557559760, 24) = 0 [pid 2916] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./545/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2918] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2918] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 301] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2918] chdir("./504" [pid 301] rmdir("./528" [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2918] <... chdir resumed>) = 0 [pid 301] mkdir("./529", 0777 [pid 2918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 2917] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 2918] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2918] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2918] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./545/tracing" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 2917] chdir("./520") = 0 executing program executing program [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2919 [pid 302] close(3 [pid 2917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2917] <... prctl resumed>) = 0 [pid 2918] <... openat resumed>) = 3 [pid 302] rmdir("./545" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2919 attached [pid 2918] write(3, "1000", 4 [pid 2917] setpgid(0, 0) = 0 [pid 2917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 2918] <... write resumed>) = 4 [pid 2919] set_robust_list(0x555557559760, 24 [pid 302] mkdir("./546", 0777 [pid 2918] close(3 [pid 2919] <... set_robust_list resumed>) = 0 [pid 2917] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 2918] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2918] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2917] write(3, "1000", 4 [pid 2918] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2919] rt_sigprocmask(SIG_SETMASK, [] [pid 2918] write(1, "executing program\n", 18 [pid 2917] <... write resumed>) = 4 [pid 2917] close(3) = 0 [pid 2917] symlink("/dev/binderfs", "./binderfs" [pid 2918] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2920 [pid 2919] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2918] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2918] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2918] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2919] chdir("./529" [pid 2918] <... mkdirat resumed>) = 0 [pid 2919] <... chdir resumed>) = 0 [pid 2918] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2917] <... symlink resumed>) = 0 [pid 2918] <... mount resumed>) = 0 [pid 2917] write(1, "executing program\n", 18 [pid 2919] <... prctl resumed>) = 0 [pid 2918] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2917] <... write resumed>) = 18 [pid 2919] setpgid(0, 0 [pid 2918] <... openat resumed>) = 3 [pid 2919] <... setpgid resumed>) = 0 [pid 2917] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2918] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2917] <... close_range resumed>) = 0 [pid 2919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2918] openat(AT_FDCWD, NULL, O_WRONLY [pid 2917] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2918] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2918] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2918] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2920 attached [pid 2920] set_robust_list(0x555557559760, 24) = 0 [pid 2918] +++ exited with 0 +++ [pid 2919] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2919] write(3, "1000", 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 2919] <... write resumed>) = 4 [pid 2917] <... mkdirat resumed>) = 0 [pid 2919] close(3 [pid 2917] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2919] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2919] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2917] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2919] <... symlink resumed>) = 0 [pid 2917] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2919] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 2919] <... write resumed>) = 18 [pid 2917] <... openat resumed>) = 3 executing program [pid 2919] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2917] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./513/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./513/binderfs" [pid 2920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2920] chdir("./546" [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2920] <... chdir resumed>) = 0 [pid 2920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2920] setpgid(0, 0) = 0 [pid 2920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./513/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2920] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2920] write(3, "1000", 4 [pid 299] openat(AT_FDCWD, "./513/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2920] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 2920] close(3 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2920] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 2920] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 2919] <... close_range resumed>) = 0 [pid 2917] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./513/tracing" [pid 2920] <... symlink resumed>) = 0 [pid 2920] write(1, "executing program\n", 18) = 18 [pid 299] <... rmdir resumed>) = 0 [pid 2920] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 2920] <... close_range resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./504", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./513" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2920] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./514", 0777 [pid 298] <... openat resumed>) = 3 [pid 2920] <... mkdirat resumed>) = 0 [pid 2920] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2920] <... mount resumed>) = 0 [pid 2920] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2920] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2921 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./504/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./504/binderfs" [pid 2920] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2920] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2920] creat(NULL, 0732 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2920] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2920] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2920] <... exit_group resumed>) = ? [pid 298] newfstatat(AT_FDCWD, "./504/tracing" [pid 2920] +++ exited with 0 +++ [pid 2919] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2917] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./504/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./504/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 2921 attached ) = 4 [pid 298] fstat(4 [pid 2921] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2921] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 2921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2921] chdir("./514" [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 2921] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./504/tracing" [pid 2921] <... prctl resumed>) = 0 [pid 2921] setpgid(0, 0) = 0 [pid 2921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./504" [pid 2921] <... openat resumed>) = 3 [pid 2921] write(3, "1000", 4) = 4 [pid 2921] close(3) = 0 [pid 2921] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./505", 0777 [pid 2921] <... symlink resumed>) = 0 [pid 2921] write(1, "executing program\n", 18) = 18 [pid 2921] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... mkdir resumed>) = 0 [pid 2921] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2921] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2921] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2922 executing program [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2921] <... mount resumed>) = 0 [pid 302] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2921] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 2917] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 2917] creat(NULL, 0732 [pid 2921] <... openat resumed>) = 3 [pid 2917] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2921] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2917] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./546/binderfs" [pid 2919] <... mkdirat resumed>) = 0 [pid 2917] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2921] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] unlink("./546/binderfs" [pid 2921] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2921] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2919] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... unlink resumed>) = 0 [pid 2921] exit_group(0 [pid 302] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2919] <... mount resumed>) = 0 [pid 2921] <... exit_group resumed>) = ? [pid 2919] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2917] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2919] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2919] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./546/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2919] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2919] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./546/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2919] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 3 [pid 2919] creat(NULL, 0732 [pid 302] fstat(4 [pid 300] fstat(3 [pid 2919] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] getdents64(3 [pid 2919] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2919] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 300] umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 300] newfstatat(AT_FDCWD, "./520/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./520/binderfs" [pid 302] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] rmdir("./546/tracing" [pid 300] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2921] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./520/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./520/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 2919] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 302] rmdir("./546" [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./520/tracing") = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] mkdir("./547", 0777 [pid 300] rmdir("./520") = 0 [pid 300] mkdir("./521", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 2924 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2923 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2922 attached ) = -1 EINVAL (Invalid argument) [pid 2922] set_robust_list(0x555557559760, 24 [pid 299] openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2922] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 2922] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 2923 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2922] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 2922] chdir("./505" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2922] <... chdir resumed>) = 0 [pid 299] umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2922] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./514/binderfs" [pid 2922] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2922] <... setpgid resumed>) = 0 [pid 299] unlink("./514/binderfs" [pid 2922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... unlink resumed>) = 0 [pid 2922] write(3, "1000", 4 [pid 299] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2922] <... write resumed>) = 4 [pid 2922] close(3) = 0 [pid 2922] symlink("/dev/binderfs", "./binderfs" [pid 2923] set_robust_list(0x555557559760, 24 [pid 2922] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 2922] write(1, "executing program\n", 18) = 18 [pid 299] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 2922] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2922] <... close_range resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./514/tracing" [pid 2922] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2923] <... set_robust_list resumed>) = 0 [pid 2922] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2922] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./514/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 2922] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 301] fstat(3 [pid 2922] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 2922] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2922] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./529/binderfs" [pid 299] rmdir("./514/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2922] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2922] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 2922] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2922] exit_group(0 [pid 301] unlink("./529/binderfs" [pid 299] getdents64(3 [pid 2922] <... exit_group resumed>) = ? [pid 2923] rt_sigprocmask(SIG_SETMASK, [] [pid 2922] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 2924 attached [pid 2924] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./505", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2924] <... set_robust_list resumed>) = 0 [pid 2924] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./514" [pid 301] newfstatat(AT_FDCWD, "./529/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2924] chdir("./521") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./515", 0777 [pid 301] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 2924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2924] setpgid(0, 0) = 0 [pid 2924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./529/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2924] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 2924] write(3, "1000", 4) = 4 [pid 2924] close(3) = 0 [pid 2924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2924] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2925 [pid 2924] <... write resumed>) = 18 [pid 2924] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2924] <... close_range resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./505/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 298] unlink("./505/binderfs" [pid 301] rmdir("./529/tracing" [pid 2924] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(3 [pid 298] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2924] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 2924] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 298] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./529" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2924] <... openat resumed>) = 3 [pid 2924] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./505/tracing" [pid 301] mkdir("./530", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2924] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2924] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2924] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./505/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./505/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2924] +++ exited with 0 +++ [pid 298] <... openat resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2926 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] fstat(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2925 attached [pid 2925] set_robust_list(0x555557559760, 24 [pid 298] getdents64(4 [pid 2925] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2925] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 2923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2925] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 2925] chdir("./515" [pid 298] <... close resumed>) = 0 [pid 2925] <... chdir resumed>) = 0 [pid 298] rmdir("./505/tracing" [pid 2925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... restart_syscall resumed>) = 0 [pid 2925] <... prctl resumed>) = 0 [pid 2925] setpgid(0, 0) = 0 [pid 300] umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 2925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2925] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 2925] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 2925] <... write resumed>) = 4 [pid 300] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2925] close(3 [pid 2923] chdir("./547" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 2925] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 2925] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 2925] <... symlink resumed>) = 0 [pid 2923] <... chdir resumed>) = 0 [pid 300] umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./505" [pid 2925] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2925] <... write resumed>) = 18 [pid 300] newfstatat(AT_FDCWD, "./521/binderfs" [pid 2925] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2925] <... close_range resumed>) = 0 executing program [pid 300] unlink("./521/binderfs" [pid 2925] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2926 attached [pid 2925] <... mkdirat resumed>) = 0 [pid 2923] <... prctl resumed>) = 0 [pid 300] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2925] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2923] setpgid(0, 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] mkdir("./506", 0777 [pid 2926] set_robust_list(0x555557559760, 24 [pid 2925] <... mount resumed>) = 0 [pid 2923] <... setpgid resumed>) = 0 [pid 300] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2925] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2925] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./521/tracing" [pid 2925] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2925] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 2925] openat(AT_FDCWD, NULL, O_WRONLY [pid 2923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2925] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./521/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2925] creat(NULL, 0732 [pid 2923] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2925] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2925] exit_group(0 [pid 2923] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2925] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 2926] <... set_robust_list resumed>) = 0 [pid 2925] +++ exited with 0 +++ [pid 2923] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2927 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2923] close(3 [pid 300] close(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2923] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./521/tracing" [pid 2926] rt_sigprocmask(SIG_SETMASK, [] [pid 2923] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./521" [pid 2926] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2923] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./522", 0777 [pid 2926] chdir("./530" [pid 2923] write(1, "executing program\n", 18 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2926] <... chdir resumed>) = 0 [pid 2923] <... write resumed>) = 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2928 [pid 2923] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2923] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2927 attached [pid 2927] set_robust_list(0x555557559760, 24 [pid 2923] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2927] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2927] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2923] <... mkdirat resumed>) = 0 [pid 2927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2923] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 2927] chdir("./506" [pid 299] fstat(3 [pid 2927] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(3 [pid 2923] <... mount resumed>) = 0 [pid 2927] <... prctl resumed>) = 0 [pid 2923] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2927] setpgid(0, 0 [pid 299] umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2923] <... openat resumed>) = 3 [pid 2927] <... setpgid resumed>) = 0 [pid 2923] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./515/binderfs" [pid 2923] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2927] <... openat resumed>) = 3 [pid 2926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2923] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] unlink("./515/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2928 attached [pid 2927] write(3, "1000", 4) = 4 [pid 2927] close(3 [pid 299] <... unlink resumed>) = 0 [pid 2923] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2927] <... close resumed>) = 0 [pid 2927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2923] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 2923] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2927] write(1, "executing program\n", 18 [pid 2923] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2923] <... exit_group resumed>) = ? [pid 2927] <... write resumed>) = 18 [pid 299] newfstatat(AT_FDCWD, "./515/tracing" [pid 2927] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2927] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2923] +++ exited with 0 +++ [pid 2926] <... prctl resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2926] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2926] <... setpgid resumed>) = 0 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2927] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./515/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2927] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 2926] <... openat resumed>) = 3 [pid 299] fstat(4 [pid 2927] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2926] write(3, "1000", 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2927] <... openat resumed>) = 3 [pid 2926] <... write resumed>) = 4 [pid 299] getdents64(4 [pid 2927] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2926] close(3 [pid 2927] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2926] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 2927] openat(AT_FDCWD, NULL, O_WRONLY [pid 2926] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2927] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 2927] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 2927] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./515/tracing" [pid 2926] <... symlink resumed>) = 0 [pid 2928] set_robust_list(0x555557559760, 24 [pid 2927] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 2926] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 2926] <... write resumed>) = 18 [pid 2928] <... set_robust_list resumed>) = 0 [pid 2927] <... exit_group resumed>) = ? [pid 2926] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 2926] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2928] rt_sigprocmask(SIG_SETMASK, [] [pid 2927] +++ exited with 0 +++ [pid 2926] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 299] rmdir("./515" [pid 302] fstat(3 [pid 2928] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2928] chdir("./522") = 0 [pid 2928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./516", 0777 [pid 302] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2928] <... prctl resumed>) = 0 [pid 2928] setpgid(0, 0) = 0 [pid 2928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 2928] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./547/binderfs" [pid 2928] write(3, "1000", 4) = 4 [pid 2928] close(3) = 0 [pid 2928] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2926] <... mkdirat resumed>) = 0 executing program [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./547/binderfs" [pid 2926] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2929 [pid 2928] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 2928] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2928] <... close_range resumed>) = 0 [pid 2928] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2926] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 2928] <... mkdirat resumed>) = 0 [pid 2926] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2928] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2926] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./547/tracing" [pid 2928] <... mount resumed>) = 0 [pid 2926] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2928] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2928] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2928] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./547/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2926] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2928] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2926] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 2928] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 2926] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2928] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2926] creat(NULL, 0732 [pid 302] getdents64(4 [pid 2928] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2926] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 2928] exit_group(0 [pid 2926] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2928] <... exit_group resumed>) = ? [pid 2928] +++ exited with 0 +++ [pid 2926] <... exit_group resumed>) = ? [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 2929 attached ) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2929] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./547/tracing" [pid 2929] <... set_robust_list resumed>) = 0 [pid 2929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2929] chdir("./516" [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./506", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2929] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2929] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 2929] <... setpgid resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 298] fstat(3 [pid 302] rmdir("./547" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./548", 0777 [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2929] write(3, "1000", 4) = 4 [pid 2929] close(3) = 0 [pid 2929] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 2926] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(3 [pid 298] umount2("./506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2929] write(1, "executing program\n", 18) = 18 [pid 2929] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2929] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2930 [pid 300] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./506/binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2929] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./506/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2929] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] newfstatat(AT_FDCWD, "./522/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 2929] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./522/binderfs" [pid 2929] <... openat resumed>) = 3 [pid 2929] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 2929] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2929] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./506/tracing" [pid 300] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] umount2("./506/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./522/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2929] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./506/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./522/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 301] fstat(3 [pid 300] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 298] getdents64(4 [pid 2929] exit_group(0 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 301] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./530/binderfs" [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./530/binderfs" [pid 298] close(4 [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 2930 attached [pid 2929] <... exit_group resumed>) = ? [pid 301] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./522/tracing" [pid 298] rmdir("./506/tracing" [pid 2930] set_robust_list(0x555557559760, 24 [pid 2929] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2930] <... set_robust_list resumed>) = 0 [pid 2930] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./530/tracing" [pid 300] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2930] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./522" [pid 298] rmdir("./506" [pid 2930] chdir("./548" [pid 301] openat(AT_FDCWD, "./530/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2930] <... chdir resumed>) = 0 [pid 2930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2930] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 2930] <... setpgid resumed>) = 0 executing program [pid 2930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] fstat(4 [pid 300] mkdir("./523", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 2930] write(3, "1000", 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2930] <... write resumed>) = 4 [pid 2930] close(3) = 0 [pid 2930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] getdents64(4 [pid 300] <... mkdir resumed>) = 0 [pid 298] mkdir("./507", 0777 [pid 2930] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2930] <... write resumed>) = 18 [pid 2930] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2930] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2930] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 2930] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] rmdir("./530/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 2930] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2930] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 2930] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2930] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2930] exit_group(0 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2931 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 2930] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 299] umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./530" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2932 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2930] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2932 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] mkdir("./531", 0777 [pid 299] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2931 attached [pid 2931] set_robust_list(0x555557559760, 24) = 0 [pid 2931] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 2931] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2931] chdir("./523") = 0 [pid 2931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2931] <... prctl resumed>) = 0 [pid 2931] setpgid(0, 0) = 0 [pid 2931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2933 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2931] write(3, "1000", 4) = 4 executing program [pid 2931] close(3 [pid 299] newfstatat(AT_FDCWD, "./516/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2931] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2931] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2931] write(1, "executing program\n", 18) = 18 [pid 299] unlink("./516/binderfs" [pid 2931] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2931] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 2932] set_robust_list(0x555557559760, 24 [pid 2931] <... mkdirat resumed>) = 0 [pid 299] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2931] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 2932] <... set_robust_list resumed>) = 0 [pid 299] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2931] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2931] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./516/tracing" [pid 2931] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2931] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2931] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2931] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./516/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2931] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 2931] exit_group(0 [pid 299] fstat(4 [pid 2931] <... exit_group resumed>) = ? [pid 302] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2932] rt_sigprocmask(SIG_SETMASK, [] [pid 2931] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(3 [pid 299] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 2933 attached [pid 302] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(4 [pid 2933] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./516/tracing" [pid 2933] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2933] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2933] chdir("./531") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./548/binderfs" [pid 299] getdents64(3 [pid 2933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] unlink("./548/binderfs" [pid 299] close(3 [pid 2933] <... prctl resumed>) = 0 [pid 2933] setpgid(0, 0) = 0 [pid 2933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./516" [pid 2933] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 2933] write(3, "1000", 4) = 4 executing program [pid 2933] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./517", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2933] <... close resumed>) = 0 [pid 2933] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2933] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./548/tracing" [pid 299] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2933] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./548/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2933] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2933] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2932] chdir("./507" [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2934 [pid 2932] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2933] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2932] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 2932] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2933] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2932] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 2933] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 2933] write(3, "p:s/p ./file0:0", 15 [pid 2932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./548/tracing" [pid 2933] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2933] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2933] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 2933] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2933] exit_group(0 [pid 302] getdents64(3 [pid 2932] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2933] <... exit_group resumed>) = ? [pid 2932] write(3, "1000", 4 [pid 302] close(3 [pid 2933] +++ exited with 0 +++ [pid 2932] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 2932] close(3 [pid 302] rmdir("./548"ci2-android-5-10/strace-static-x86_64: Process 2934 attached [pid 2932] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 2934] set_robust_list(0x555557559760, 24) = 0 [pid 2934] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./549", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2934] chdir("./517") = 0 [pid 2934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2934] setpgid(0, 0) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2932] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2934] write(3, "1000", 4) = 4 [pid 2934] close(3 [pid 301] fstat(3 [pid 300] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2935 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2934] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2934] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2932] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2932] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./523/binderfs" [pid 2934] <... symlink resumed>) = 0 [pid 2932] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./531/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2932] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./523/binderfs" [pid 2932] <... close_range resumed>) = 0 [pid 301] unlink("./531/binderfs" [pid 2934] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 [pid 2934] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 2934] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2932] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2934] <... mkdirat resumed>) = 0 [pid 2934] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2934] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 301] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./531/tracing" [pid 300] newfstatat(AT_FDCWD, "./523/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./531/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./523/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 300] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2932] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 2932] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] close(4 [pid 2932] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 2932] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./531/tracing" [pid 300] <... close resumed>) = 0 [pid 2934] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2934] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 2935 attached [pid 2932] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./523/tracing" [pid 2935] set_robust_list(0x555557559760, 24 [pid 2934] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2932] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 2934] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2934] exit_group(0) = ? [pid 2934] +++ exited with 0 +++ [pid 2932] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2935] <... set_robust_list resumed>) = 0 [pid 2932] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(3 [pid 300] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./531" [pid 300] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2932] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2935] chdir("./549" [pid 301] <... rmdir resumed>) = 0 [pid 2932] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 301] mkdir("./532", 0777 [pid 300] rmdir("./523" [pid 2932] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2935] <... chdir resumed>) = 0 [pid 2935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2935] setpgid(0, 0) = 0 [pid 2935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 2935] <... openat resumed>) = 3 [pid 2935] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./524", 0777 [pid 2932] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2935] <... write resumed>) = 4 [pid 2935] close(3) = 0 [pid 2935] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2932] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 2935] write(1, "executing program\n", 18) = 18 [pid 2935] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2935] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2936 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2935] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2935] <... mount resumed>) = 0 [pid 2935] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2935] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2937 [pid 2935] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2932] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2935] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2935] creat(NULL, 0732 executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2935] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2935] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2937 attached ci2-android-5-10/strace-static-x86_64: Process 2936 attached [pid 2937] set_robust_list(0x555557559760, 24 [pid 2936] set_robust_list(0x555557559760, 24 [pid 2935] +++ exited with 0 +++ [pid 2937] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2937] rt_sigprocmask(SIG_SETMASK, [] [pid 2936] <... set_robust_list resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2936] rt_sigprocmask(SIG_SETMASK, [] [pid 2937] chdir("./524") = 0 [pid 2937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2937] setpgid(0, 0) = 0 [pid 2937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2937] write(3, "1000", 4) = 4 [pid 2937] close(3) = 0 [pid 2937] symlink("/dev/binderfs", "./binderfs" [pid 2936] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2937] <... symlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2937] write(1, "executing program\n", 18) = 18 executing program [pid 2937] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] umount2("./507", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2937] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2937] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2936] chdir("./532" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2936] <... chdir resumed>) = 0 [pid 2936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2936] setpgid(0, 0 [pid 298] <... openat resumed>) = 3 [pid 2936] <... setpgid resumed>) = 0 [pid 298] fstat(3 [pid 2936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2936] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2936] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] umount2("./507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2936] <... write resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./507/binderfs" [pid 302] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] unlink("./507/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2936] close(3) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 2937] <... mkdirat resumed>) = 0 [pid 2936] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./517/binderfs" [pid 298] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2937] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2936] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./517/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./549/binderfs" [pid 2937] <... mount resumed>) = 0 [pid 2936] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./549/binderfs" [pid 299] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2937] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2936] <... write resumed>) = 18 [pid 2937] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./507/tracing" [pid 2937] write(3, "p:s/p ./file0:0", 15 [pid 2936] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = 0 [pid 2937] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 302] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2937] openat(AT_FDCWD, NULL, O_WRONLY [pid 2936] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 2937] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./507/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2937] creat(NULL, 0732 [pid 2936] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./517/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./549/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./507/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2937] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 302] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 2937] exit_group(0 [pid 2936] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./517/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./549/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 302] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./507/tracing" [pid 2937] <... exit_group resumed>) = ? [pid 2936] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./517/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2937] +++ exited with 0 +++ [pid 2936] <... mount resumed>) = 0 [pid 302] rmdir("./549/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 2936] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 2936] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./507" [pid 2936] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 2936] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(3 [pid 299] <... close resumed>) = 0 [pid 298] mkdir("./508", 0777 [pid 2936] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./517" [pid 298] <... mkdir resumed>) = 0 [pid 2936] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./549" [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2936] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 299] mkdir("./518", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2936] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./550", 0777 [pid 300] umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2936] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2936] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2938 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2936] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2938 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2939 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2940 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2940 attached [pid 2938] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2939 attached [pid 2938] <... set_robust_list resumed>) = 0 [pid 300] getdents64(3 [pid 2939] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2939] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2939] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2939] chdir("./518" [pid 2940] set_robust_list(0x555557559760, 24 [pid 2939] <... chdir resumed>) = 0 [pid 2938] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2939] setpgid(0, 0) = 0 [pid 2939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2940] <... set_robust_list resumed>) = 0 [pid 2938] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./524/binderfs" [pid 2939] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2938] chdir("./508" [pid 2939] write(3, "1000", 4) = 4 [pid 2939] close(3 [pid 300] unlink("./524/binderfs" [pid 2939] <... close resumed>) = 0 [pid 2939] symlink("/dev/binderfs", "./binderfs" [pid 2938] <... chdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2939] <... symlink resumed>) = 0 executing program [pid 2939] write(1, "executing program\n", 18) = 18 [pid 2939] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2939] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2938] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2938] setpgid(0, 0 [pid 2940] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2938] <... setpgid resumed>) = 0 [pid 2940] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./524/tracing" [pid 2939] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2939] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./524/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2939] <... mount resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2939] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 2939] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 2939] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./524/tracing" [pid 2939] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2939] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2939] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 2938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2939] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3) = 0 [pid 2938] <... openat resumed>) = 3 [pid 300] rmdir("./524" [pid 2939] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 2938] write(3, "1000", 4 [pid 300] mkdir("./525", 0777 [pid 2938] <... write resumed>) = 4 [pid 2939] +++ exited with 0 +++ [pid 2938] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 2940] chdir("./550" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2938] <... close resumed>) = 0 [pid 2938] symlink("/dev/binderfs", "./binderfs" [pid 2940] <... chdir resumed>) = 0 [pid 2938] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2938] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2938] <... write resumed>) = 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2938] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2938] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2938] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2941 [pid 2938] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2938] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2940] <... prctl resumed>) = 0 [pid 2938] <... openat resumed>) = 3 [pid 2938] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 2938] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2940] setpgid(0, 0 [pid 2938] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2938] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2938] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2938] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 2938] <... exit_group resumed>) = ? [pid 301] fstat(3 [pid 2940] <... setpgid resumed>) = 0 [pid 2938] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2941 attached [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2941] set_robust_list(0x555557559760, 24 [pid 301] newfstatat(AT_FDCWD, "./532/binderfs" [pid 2941] <... set_robust_list resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./532/binderfs" [pid 2941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2941] chdir("./525" [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2941] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 2941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./532/tracing" [pid 2941] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2941] setpgid(0, 0 [pid 301] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./508", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./532/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 2940] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 299] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2940] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2940] <... write resumed>) = 4 [pid 301] close(4 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 2940] close(3 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2940] <... close resumed>) = 0 [pid 301] rmdir("./532/tracing" [pid 299] umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./518/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2940] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] unlink("./518/binderfs" [pid 298] umount2("./508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2940] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 2940] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 2940] <... write resumed>) = 18 [pid 301] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./508/binderfs" [pid 2940] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 299] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2940] <... close_range resumed>) = 0 [pid 301] rmdir("./532" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./518/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./518/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2940] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] mkdir("./533", 0777 [pid 299] <... openat resumed>) = 4 [pid 298] unlink("./508/binderfs" [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./518/tracing" [pid 2940] <... mkdirat resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./518" [pid 2940] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2942 [pid 299] mkdir("./519", 0777 [pid 298] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2942 attached [pid 2940] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 2940] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2940] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./508/tracing" [pid 2940] write(3, "p:s/p ./file0:0", 15 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2942] set_robust_list(0x555557559760, 24 [pid 2940] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 2943 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2943 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2941] <... setpgid resumed>) = 0 [pid 2940] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./508/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2942] <... set_robust_list resumed>) = 0 [pid 2941] <... openat resumed>) = 3 [pid 2940] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2943] set_robust_list(0x555557559760, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2941] write(3, "1000", 4) = 4 [pid 2941] close(3) = 0 [pid 2941] symlink("/dev/binderfs", "./binderfs" [pid 2943] <... set_robust_list resumed>) = 0 [pid 2942] rt_sigprocmask(SIG_SETMASK, [] [pid 2941] <... symlink resumed>) = 0 [pid 2940] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./508/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2941] write(1, "executing program\n", 18) = 18 [pid 2941] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2941] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2940] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 2940] exit_group(0 [pid 298] fstat(4 [pid 2940] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2941] <... mkdirat resumed>) = 0 [pid 2941] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2940] +++ exited with 0 +++ [pid 2941] <... mount resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 2941] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2941] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2942] chdir("./533" [pid 298] getdents64(4 [pid 2941] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2941] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(4 [pid 2942] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2941] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rmdir("./508/tracing" [pid 2941] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2941] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2941] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 2941] <... exit_group resumed>) = ? [pid 298] getdents64(3 [pid 2943] rt_sigprocmask(SIG_SETMASK, [] [pid 2942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2941] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 2942] <... prctl resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 2942] setpgid(0, 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rmdir("./508" [pid 2943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2943] chdir("./519") = 0 [pid 2943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 2942] <... setpgid resumed>) = 0 [pid 298] mkdir("./509", 0777 [pid 2943] <... prctl resumed>) = 0 [pid 2942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2943] setpgid(0, 0) = 0 [pid 2943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 2942] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2942] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2943] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2943] <... write resumed>) = 4 [pid 2942] <... write resumed>) = 4 [pid 2943] close(3) = 0 [pid 302] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2943] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2943] <... symlink resumed>) = 0 [pid 2942] close(3 [pid 302] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2943] write(1, "executing program\n", 18 [pid 2942] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2944 [pid 2943] <... write resumed>) = 18 [pid 302] fstat(3 executing program [pid 2943] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2942] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2943] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2943] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2942] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2943] <... mkdirat resumed>) = 0 [pid 2942] write(1, "executing program\n", 18 [pid 302] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2943] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 2943] <... mount resumed>) = 0 [pid 2942] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./550/binderfs" [pid 2943] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2943] <... openat resumed>) = 3 [pid 2942] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] unlink("./550/binderfs" [pid 2943] write(3, "p:s/p ./file0:0", 15 [pid 2942] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 2943] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2942] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2943] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = 0 [pid 2943] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2943] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2943] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 302] newfstatat(AT_FDCWD, "./550/tracing" [pid 2942] <... mkdirat resumed>) = 0 [pid 2943] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2943] <... exit_group resumed>) = ? [pid 302] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2943] +++ exited with 0 +++ [pid 2942] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./550/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2942] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2942] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 2944 attached [pid 2942] <... openat resumed>) = 3 [pid 302] close(4) = 0 [pid 2942] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./550/tracing" [pid 2942] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 2942] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 2942] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2942] creat(NULL, 0732 [pid 302] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 2942] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./550" [pid 2942] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./551", 0777 [pid 2942] <... exit_group resumed>) = ? [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2942] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2945 [pid 299] openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 2944] set_robust_list(0x555557559760, 24 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2944] <... set_robust_list resumed>) = 0 [pid 299] getdents64(3 [pid 2944] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2944] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2944] chdir("./509" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2944] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./519/binderfs" [pid 2944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] unlink("./519/binderfs" [pid 2944] <... prctl resumed>) = 0 [pid 2944] setpgid(0, 0) = 0 [pid 2944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 2944] <... openat resumed>) = 3 [pid 300] umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2944] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2944] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2944] close(3 [pid 300] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./519/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 299] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2944] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./519/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2944] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./525/binderfs" [pid 299] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./525/binderfs" [pid 299] getdents64(4 [pid 2944] <... symlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 2944] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 300] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./519/tracing" [pid 300] newfstatat(AT_FDCWD, "./525/tracing" [pid 2944] <... write resumed>) = 18 [pid 2944] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2944] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 300] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 300] openat(AT_FDCWD, "./525/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2944] <... mkdirat resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 2944] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./519" [pid 300] fstat(4 [pid 2944] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2944] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 2944] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 299] mkdir("./520", 0777 [pid 2944] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2944] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2944] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2945 attached [pid 2944] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./525/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2946 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2946 attached [pid 2945] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2945] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 2945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 2945] chdir("./551" [pid 300] rmdir("./525" [pid 298] openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2945] <... chdir resumed>) = 0 [pid 2946] set_robust_list(0x555557559760, 24 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 2945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] mkdir("./526", 0777 [pid 298] fstat(3 [pid 2945] <... prctl resumed>) = 0 [pid 2946] <... set_robust_list resumed>) = 0 [pid 2946] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 2945] setpgid(0, 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2945] <... setpgid resumed>) = 0 [pid 298] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2946] chdir("./520") = 0 [pid 2946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2946] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2947 [pid 298] newfstatat(AT_FDCWD, "./509/binderfs" [pid 2946] <... setpgid resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] unlink("./509/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2947 attached [pid 2945] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 2945] write(3, "1000", 4 [pid 298] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2947] set_robust_list(0x555557559760, 24 [pid 2945] <... write resumed>) = 4 [pid 2945] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 2947] <... set_robust_list resumed>) = 0 [pid 2945] <... close resumed>) = 0 [pid 298] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2945] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2945] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./509/tracing" [pid 2947] rt_sigprocmask(SIG_SETMASK, [] [pid 2945] write(1, "executing program\n", 18 [pid 2947] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2945] <... write resumed>) = 18 [pid 298] umount2("./509/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2947] chdir("./526" [pid 2945] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2947] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2945] <... close_range resumed>) = 0 [pid 2947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./509/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2947] <... prctl resumed>) = 0 [pid 2945] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2947] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 2946] <... openat resumed>) = 3 executing program [pid 2947] <... setpgid resumed>) = 0 [pid 2945] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 2945] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2946] write(3, "1000", 4) = 4 [pid 2945] <... mount resumed>) = 0 [pid 2946] close(3 [pid 2945] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 2947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2945] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2945] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 2946] <... close resumed>) = 0 [pid 2945] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2945] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2947] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 2945] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2947] write(3, "1000", 4 [pid 301] fstat(3 [pid 2945] creat(NULL, 0732 [pid 298] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2945] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 2946] symlink("/dev/binderfs", "./binderfs" [pid 2945] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./509/tracing" [pid 2945] <... exit_group resumed>) = ? [pid 2947] <... write resumed>) = 4 [pid 301] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2946] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 2946] write(1, "executing program\n", 18) = 18 [pid 2946] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2947] close(3 [pid 2946] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2945] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./533/binderfs" [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2947] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] unlink("./533/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 2947] symlink("/dev/binderfs", "./binderfs" [pid 2946] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] close(3 [pid 2946] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 2946] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] rmdir("./509" [pid 2947] <... symlink resumed>) = 0 [pid 301] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2946] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2946] write(3, "p:s/p ./file0:0", 15 [pid 2947] write(1, "executing program\n", 18 [pid 2946] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./533/tracing" [pid 2947] <... write resumed>) = 18 [pid 298] mkdir("./510", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2946] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2946] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2946] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 2947] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2947] <... close_range resumed>) = 0 [pid 2946] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2947] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./533/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2947] <... mkdirat resumed>) = 0 [pid 2946] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 4 [pid 2947] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2948 ci2-android-5-10/strace-static-x86_64: Process 2948 attached [pid 2947] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2947] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2947] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2947] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 2948] set_robust_list(0x555557559760, 24 [pid 2947] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2947] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 2947] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 2947] creat(NULL, 0732 [pid 301] rmdir("./533/tracing" [pid 2947] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 2947] exit_group(0 [pid 301] getdents64(3 [pid 2947] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2948] <... set_robust_list resumed>) = 0 [pid 2947] +++ exited with 0 +++ [pid 301] close(3) = 0 [pid 301] rmdir("./533" [pid 2948] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./534", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2948] chdir("./510" [pid 299] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2949 [pid 299] fstat(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2948] <... chdir resumed>) = 0 [pid 299] umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./520/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./520/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2949 attached [pid 2948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./520/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./520/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 2948] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./520/tracing" [pid 2949] set_robust_list(0x555557559760, 24 [pid 2948] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./520" [pid 2949] <... set_robust_list resumed>) = 0 [pid 2948] <... setpgid resumed>) = 0 [pid 300] umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./521", 0777 [pid 2949] rt_sigprocmask(SIG_SETMASK, [] [pid 2948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2950 attached [pid 2949] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2948] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2950 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 2948] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 2948] <... write resumed>) = 4 [pid 2948] close(3 [pid 300] fstat(3 [pid 2948] <... close resumed>) = 0 [pid 302] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2948] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 2949] chdir("./534" [pid 302] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2948] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 2948] <... write resumed>) = 18 executing program [pid 300] umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2948] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2949] <... chdir resumed>) = 0 [pid 2949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2948] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./526/binderfs" [pid 2950] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2948] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] unlink("./526/binderfs" [pid 2949] <... prctl resumed>) = 0 [pid 2948] <... mkdirat resumed>) = 0 [pid 2950] <... set_robust_list resumed>) = 0 [pid 302] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 2949] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2949] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./551/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 2949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2948] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2950] rt_sigprocmask(SIG_SETMASK, [] [pid 2949] <... openat resumed>) = 3 [pid 302] unlink("./551/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2949] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./526/tracing" [pid 2949] <... write resumed>) = 4 [pid 302] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2949] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2949] <... close resumed>) = 0 [pid 302] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2949] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./526/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2949] <... symlink resumed>) = 0 [pid 2948] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./551/tracing" [pid 300] <... openat resumed>) = 4 [pid 2949] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 2949] <... write resumed>) = 18 executing program [pid 302] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2949] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 2949] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./551/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2949] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 2950] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2949] <... mkdirat resumed>) = 0 [pid 2948] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2949] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 2949] <... mount resumed>) = 0 [pid 2948] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 2949] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2948] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./526/tracing" [pid 2950] chdir("./521" [pid 2949] <... openat resumed>) = 3 [pid 2948] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 2949] write(3, "p:s/p ./file0:0", 15 [pid 2948] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 2949] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2948] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2949] openat(AT_FDCWD, NULL, O_WRONLY [pid 2948] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 300] close(3 [pid 2949] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2948] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./551/tracing" [pid 300] <... close resumed>) = 0 [pid 2950] <... chdir resumed>) = 0 [pid 2949] creat(NULL, 0732 [pid 2948] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./526" [pid 2949] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2948] <... exit_group resumed>) = ? [pid 2950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 2949] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./527", 0777 [pid 2949] <... exit_group resumed>) = ? [pid 2948] +++ exited with 0 +++ [pid 302] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 2950] <... prctl resumed>) = 0 [pid 2949] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./551" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2950] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2950] <... setpgid resumed>) = 0 [pid 302] mkdir("./552", 0777ci2-android-5-10/strace-static-x86_64: Process 2951 attached [pid 2950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2951 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2951] set_robust_list(0x555557559760, 24 [pid 2950] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2952 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2950] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 2952 attached [pid 2951] <... set_robust_list resumed>) = 0 [pid 2950] <... write resumed>) = 4 [pid 2950] close(3 [pid 2951] rt_sigprocmask(SIG_SETMASK, [] [pid 2950] <... close resumed>) = 0 [pid 2952] set_robust_list(0x555557559760, 24) = 0 [pid 2951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2951] chdir("./527") = 0 executing program [pid 2950] write(1, "executing program\n", 18 [pid 2952] rt_sigprocmask(SIG_SETMASK, [] [pid 2951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2950] <... write resumed>) = 18 [pid 2952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2952] chdir("./552" [pid 2951] <... prctl resumed>) = 0 [pid 2950] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2951] setpgid(0, 0 [pid 2950] <... close_range resumed>) = 0 [pid 2951] <... setpgid resumed>) = 0 [pid 2950] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2952] <... chdir resumed>) = 0 [pid 2950] <... mkdirat resumed>) = 0 [pid 2951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2950] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2951] <... openat resumed>) = 3 [pid 2950] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2951] write(3, "1000", 4 [pid 2950] <... openat resumed>) = 3 [pid 2952] <... prctl resumed>) = 0 [pid 2951] <... write resumed>) = 4 [pid 2950] write(3, "p:s/p ./file0:0", 15 [pid 298] <... restart_syscall resumed>) = 0 [pid 2950] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] close(3 [pid 2952] setpgid(0, 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./510/binderfs") = 0 [pid 298] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2952] <... setpgid resumed>) = 0 [pid 2951] <... close resumed>) = 0 [pid 2950] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = 0 [pid 2951] symlink("/dev/binderfs", "./binderfs" [pid 2950] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./510/tracing" [pid 2950] creat(NULL, 0732 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./510/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2950] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./510/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2950] exit_group(0 [pid 2951] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 2950] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2951] <... write resumed>) = 18 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 executing program [pid 298] rmdir("./510/tracing" [pid 2951] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2950] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./510" [pid 2952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2951] <... close_range resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./511", 0777 [pid 2951] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2951] <... mkdirat resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2953 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2951] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2953 attached [pid 2953] set_robust_list(0x555557559760, 24) = 0 [pid 301] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2951] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 2951] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2953] rt_sigprocmask(SIG_SETMASK, [] [pid 2951] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 2953] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2953] chdir("./511") = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2953] <... prctl resumed>) = 0 [pid 2951] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./534/binderfs" [pid 2953] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2951] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] unlink("./534/binderfs" [pid 2953] <... setpgid resumed>) = 0 [pid 2953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2951] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2951] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./534/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2951] +++ exited with 0 +++ [pid 299] umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./534/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 299] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./521/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./534/tracing" [pid 299] unlink("./521/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 299] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2953] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] newfstatat(AT_FDCWD, "./527/binderfs" [pid 299] newfstatat(AT_FDCWD, "./521/tracing" [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./534" [pid 300] unlink("./527/binderfs" [pid 299] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./521/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./521/tracing" [pid 2952] <... openat resumed>) = 3 [pid 301] mkdir("./535", 0777 [pid 300] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./521" [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./522", 0777 [pid 2952] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 2952] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./527/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 2955 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2952] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2954 [pid 300] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2952] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./527/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2952] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 2953] write(3, "1000", 4 [pid 300] fstat(4 [pid 2953] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2953] close(3 [pid 300] getdents64(4 [pid 2953] <... close resumed>) = 0 [pid 2952] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2953] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 2952] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 2953] <... symlink resumed>) = 0 [pid 2952] <... write resumed>) = 18 [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 2954 attached [pid 2953] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 2953] <... write resumed>) = 18 [pid 2953] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2952] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rmdir("./527/tracing" [pid 2953] <... close_range resumed>) = 0 [pid 2953] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 2954] set_robust_list(0x555557559760, 24 [pid 2953] <... mkdirat resumed>) = 0 [pid 2952] <... close_range resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2953] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 2953] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2952] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] close(3 [pid 2953] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 2953] <... openat resumed>) = 3 [pid 300] rmdir("./527" [pid 2953] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2953] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2953] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2953] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 2953] <... exit_group resumed>) = ? [pid 300] mkdir("./528", 0777 [pid 2953] +++ exited with 0 +++ [pid 2954] <... set_robust_list resumed>) = 0 [pid 2952] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 2952] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2952] <... mount resumed>) = 0 [pid 298] umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2952] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(3 [pid 2952] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2956 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2952] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/binderfs" [pid 2952] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./511/binderfs" [pid 2954] rt_sigprocmask(SIG_SETMASK, [] [pid 2952] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2954] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2952] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./511/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./511/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./511/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 2952] creat(NULL, 0732 [pid 298] fstat(4 [pid 2954] chdir("./535" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 2955 attached [pid 298] getdents64(4 [pid 2952] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2955] set_robust_list(0x555557559760, 24 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2955] <... set_robust_list resumed>) = 0 [pid 298] close(4 [pid 2955] rt_sigprocmask(SIG_SETMASK, [] [pid 2952] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 2955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./511/tracing" [pid 2955] chdir("./522" [pid 2954] <... chdir resumed>) = 0 [pid 2952] <... exit_group resumed>) = ? [pid 298] <... rmdir resumed>) = 0 [pid 2955] <... chdir resumed>) = 0 [pid 298] getdents64(3 [pid 2955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2955] <... prctl resumed>) = 0 [pid 298] close(3 [pid 2955] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 2955] <... setpgid resumed>) = 0 [pid 298] rmdir("./511" [pid 2955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 2955] <... openat resumed>) = 3 [pid 298] mkdir("./512", 0777 [pid 2955] write(3, "1000", 4 [pid 2954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2952] +++ exited with 0 +++ [pid 298] <... mkdir resumed>) = 0 [pid 2955] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2955] close(3 [pid 2954] <... prctl resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2955] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2955] symlink("/dev/binderfs", "./binderfs" [pid 2954] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 2957 attached [pid 2955] <... symlink resumed>) = 0 [pid 2954] <... setpgid resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2957 [pid 2955] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2956 attached [pid 2955] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2956] set_robust_list(0x555557559760, 24 [pid 2955] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2956] <... set_robust_list resumed>) = 0 [pid 2955] <... close_range resumed>) = 0 [pid 2956] rt_sigprocmask(SIG_SETMASK, [] [pid 2955] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2957] set_robust_list(0x555557559760, 24 [pid 2956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2955] <... mkdirat resumed>) = 0 [pid 2954] <... openat resumed>) = 3 [pid 2956] chdir("./528" [pid 2955] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2957] <... set_robust_list resumed>) = 0 [pid 2956] <... chdir resumed>) = 0 [pid 2955] <... mount resumed>) = 0 [pid 2954] write(3, "1000", 4 [pid 2956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2955] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2956] <... prctl resumed>) = 0 [pid 2955] <... openat resumed>) = 3 [pid 2956] setpgid(0, 0 [pid 2955] write(3, "p:s/p ./file0:0", 15 [pid 2956] <... setpgid resumed>) = 0 [pid 2955] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2955] openat(AT_FDCWD, NULL, O_WRONLY [pid 2954] <... write resumed>) = 4 [pid 2957] rt_sigprocmask(SIG_SETMASK, [] [pid 2956] <... openat resumed>) = 3 [pid 2955] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2956] write(3, "1000", 4 [pid 2955] creat(NULL, 0732 [pid 2956] <... write resumed>) = 4 [pid 2957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2955] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2954] close(3 [pid 2956] close(3 [pid 2955] exit_group(0 [pid 2956] <... close resumed>) = 0 [pid 2955] <... exit_group resumed>) = ? [pid 2954] <... close resumed>) = 0 [pid 2957] chdir("./512" [pid 2956] symlink("/dev/binderfs", "./binderfs" [pid 2955] +++ exited with 0 +++ [pid 2954] symlink("/dev/binderfs", "./binderfs" [pid 2956] <... symlink resumed>) = 0 [pid 2954] <... symlink resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2954] write(1, "executing program\n", 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2954] <... write resumed>) = 18 executing program [pid 2956] write(1, "executing program\n", 18 [pid 2954] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2956] <... write resumed>) = 18 [pid 2954] <... close_range resumed>) = 0 executing program [pid 2956] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2954] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2956] <... close_range resumed>) = 0 [pid 2956] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2954] <... mkdirat resumed>) = 0 [pid 2957] <... chdir resumed>) = 0 [pid 2954] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2956] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2954] <... mount resumed>) = 0 [pid 2956] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2954] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2956] <... openat resumed>) = 3 [pid 2954] <... openat resumed>) = 3 [pid 2956] write(3, "p:s/p ./file0:0", 15 [pid 2954] write(3, "p:s/p ./file0:0", 15 [pid 2956] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2954] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2956] openat(AT_FDCWD, NULL, O_WRONLY [pid 2954] openat(AT_FDCWD, NULL, O_WRONLY [pid 2956] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2954] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2956] creat(NULL, 0732 [pid 2954] creat(NULL, 0732 [pid 2956] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2954] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2956] exit_group(0 [pid 2954] exit_group(0 [pid 2956] <... exit_group resumed>) = ? [pid 2954] <... exit_group resumed>) = ? [pid 2956] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2954] +++ exited with 0 +++ [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2957] setpgid(0, 0) = 0 [pid 300] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./528/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./528/binderfs" [pid 2957] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./528/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./528/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2957] write(3, "1000", 4 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 2957] <... write resumed>) = 4 [pid 300] rmdir("./528/tracing" [pid 2957] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2957] <... close resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2957] symlink("/dev/binderfs", "./binderfs" [pid 300] close(3 [pid 302] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./528" [pid 2957] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 2957] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 300] mkdir("./529", 0777 [pid 2957] <... write resumed>) = 18 [pid 302] fstat(3 [pid 300] <... mkdir resumed>) = 0 [pid 2957] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2957] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2957] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2958 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2958 attached [pid 2957] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2957] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2957] <... mount resumed>) = 0 [pid 302] unlink("./552/binderfs" [pid 2957] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2957] <... openat resumed>) = 3 [pid 2957] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./552/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./552/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2957] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 2957] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2957] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2957] creat(NULL, 0732 [pid 302] close(4 [pid 2957] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./552/tracing" [pid 2958] set_robust_list(0x555557559760, 24 [pid 2957] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 2957] <... exit_group resumed>) = ? [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./552") = 0 [pid 2957] +++ exited with 0 +++ [pid 302] mkdir("./553", 0777 [pid 299] <... restart_syscall resumed>) = 0 [pid 2958] <... set_robust_list resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2958] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2959 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2959 attached [pid 2958] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2958] chdir("./529" executing program [pid 301] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 2958] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 2959] set_robust_list(0x555557559760, 24 [pid 2958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2959] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 2958] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 2958] setpgid(0, 0 [pid 301] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2958] <... setpgid resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./522/binderfs" [pid 301] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2958] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./522/binderfs" [pid 2958] write(3, "1000", 4 [pid 2959] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./535/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2958] <... write resumed>) = 4 [pid 299] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./535/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./522/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./522/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 301] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2958] close(3 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./522/tracing" [pid 2959] chdir("./553" [pid 2958] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./522" [pid 2959] <... chdir resumed>) = 0 [pid 2958] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./523", 0777 [pid 2958] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 executing program [pid 2958] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./535/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2958] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2958] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2958] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2960 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2958] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./535/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2959] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2960 attached [pid 301] <... openat resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 2958] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 298] umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./512/binderfs" [pid 2959] setpgid(0, 0 [pid 2958] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 2960] set_robust_list(0x555557559760, 24 [pid 298] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 298] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./512/tracing" [pid 2958] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2958] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./512/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./512/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./512/tracing" [pid 2960] <... set_robust_list resumed>) = 0 [pid 2959] <... setpgid resumed>) = 0 [pid 2958] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./512") = 0 [pid 298] mkdir("./513", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2958] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2961 attached [pid 2960] rt_sigprocmask(SIG_SETMASK, [] [pid 2959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2958] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2961 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2959] <... openat resumed>) = 3 [pid 2958] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 2960] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2959] write(3, "1000", 4 [pid 2958] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./535/tracing" [pid 2960] chdir("./523" [pid 2959] <... write resumed>) = 4 [pid 2958] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2959] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 2961] set_robust_list(0x555557559760, 24 [pid 2960] <... chdir resumed>) = 0 [pid 2959] <... close resumed>) = 0 [pid 2958] exit_group(0 [pid 301] getdents64(3 [pid 2958] <... exit_group resumed>) = ? [pid 2959] symlink("/dev/binderfs", "./binderfs" [pid 2958] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2959] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2959] write(1, "executing program\n", 18) = 18 executing program [pid 301] close(3 [pid 2961] <... set_robust_list resumed>) = 0 [pid 2960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2959] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 2960] <... prctl resumed>) = 0 [pid 2959] <... close_range resumed>) = 0 [pid 301] rmdir("./535" [pid 2959] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 2959] <... mkdirat resumed>) = 0 [pid 301] mkdir("./536", 0777 [pid 2961] rt_sigprocmask(SIG_SETMASK, [] [pid 2960] setpgid(0, 0 [pid 2961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2960] <... setpgid resumed>) = 0 [pid 2959] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... mkdir resumed>) = 0 [pid 2961] chdir("./513" [pid 2960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2961] <... chdir resumed>) = 0 [pid 2960] <... openat resumed>) = 3 [pid 2961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2960] write(3, "1000", 4 [pid 2959] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2961] <... prctl resumed>) = 0 [pid 2960] <... write resumed>) = 4 [pid 2961] setpgid(0, 0 [pid 2960] close(3 [pid 2961] <... setpgid resumed>) = 0 [pid 2960] <... close resumed>) = 0 [pid 2961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2960] symlink("/dev/binderfs", "./binderfs" [pid 2959] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2961] <... openat resumed>) = 3 [pid 2960] <... symlink resumed>) = 0 [pid 2961] write(3, "1000", 4 [pid 2960] write(1, "executing program\n", 18 [pid 2959] <... openat resumed>) = 3 executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2961] <... write resumed>) = 4 [pid 2960] <... write resumed>) = 18 [pid 2961] close(3 [pid 2960] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2961] <... close resumed>) = 0 [pid 2960] <... close_range resumed>) = 0 [pid 2961] symlink("/dev/binderfs", "./binderfs" [pid 2960] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2961] <... symlink resumed>) = 0 [pid 2960] <... mkdirat resumed>) = 0 [pid 2961] write(1, "executing program\n", 18 [pid 2960] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2959] write(3, "p:s/p ./file0:0", 15 [pid 2961] <... write resumed>) = 18 [pid 2960] <... mount resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 2961] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2960] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2959] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2962 [pid 2961] <... close_range resumed>) = 0 [pid 2960] <... openat resumed>) = 3 [pid 2959] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 2962 attached [pid 2961] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2960] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2962] set_robust_list(0x555557559760, 24 [pid 2961] <... mkdirat resumed>) = 0 [pid 2960] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2959] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2961] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2960] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2962] <... set_robust_list resumed>) = 0 [pid 2961] <... mount resumed>) = 0 [pid 2960] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2959] creat(NULL, 0732 [pid 300] <... openat resumed>) = 3 [pid 2961] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2960] creat(NULL, 0732 [pid 300] fstat(3 [pid 2961] <... openat resumed>) = 3 [pid 2960] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2959] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2961] write(3, "p:s/p ./file0:0", 15 [pid 2960] exit_group(0 [pid 300] getdents64(3 [pid 2962] rt_sigprocmask(SIG_SETMASK, [] [pid 2961] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2960] <... exit_group resumed>) = ? [pid 2959] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2961] openat(AT_FDCWD, NULL, O_WRONLY [pid 2960] +++ exited with 0 +++ [pid 2959] <... exit_group resumed>) = ? [pid 300] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2961] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2961] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./529/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2961] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2961] exit_group(0 [pid 300] unlink("./529/binderfs" [pid 2961] <... exit_group resumed>) = ? [pid 300] <... unlink resumed>) = 0 [pid 2961] +++ exited with 0 +++ [pid 2962] chdir("./536" [pid 2959] +++ exited with 0 +++ [pid 300] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./529/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 300] openat(AT_FDCWD, "./529/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] fstat(4 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 2962] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./553/binderfs" [pid 300] getdents64(4 [pid 298] umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./553/binderfs" [pid 300] close(4 [pid 298] newfstatat(AT_FDCWD, "./513/binderfs" [pid 2962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./529/tracing" [pid 298] unlink("./513/binderfs" [pid 2962] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2962] setpgid(0, 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./553/tracing" [pid 300] close(3 [pid 298] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./529" [pid 298] newfstatat(AT_FDCWD, "./513/tracing" [pid 2962] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./553/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./530", 0777 [pid 298] umount2("./513/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./513/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(4 [pid 2962] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2963 [pid 298] getdents64(4 [pid 2962] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2962] <... write resumed>) = 4 [pid 302] rmdir("./553/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 2963 attached [pid 2962] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 298] rmdir("./513/tracing" [pid 2963] set_robust_list(0x555557559760, 24 [pid 2962] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 executing program [pid 302] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./553" [pid 299] <... openat resumed>) = 3 [pid 298] close(3 [pid 2963] <... set_robust_list resumed>) = 0 [pid 2962] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./554", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./513" [pid 2963] rt_sigprocmask(SIG_SETMASK, [] [pid 2962] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] mkdir("./514", 0777 [pid 2963] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2962] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 2962] <... write resumed>) = 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2963] chdir("./530" [pid 2962] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./523/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2964 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2964 attached [pid 2963] <... chdir resumed>) = 0 [pid 2962] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./523/binderfs" [pid 2964] set_robust_list(0x555557559760, 24 [pid 2963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2962] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2965 [pid 299] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2963] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2962] <... mkdirat resumed>) = 0 [pid 299] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2963] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./523/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2963] <... setpgid resumed>) = 0 [pid 2962] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./523/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 2963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 2962] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./523/tracing"ci2-android-5-10/strace-static-x86_64: Process 2965 attached [pid 2964] <... set_robust_list resumed>) = 0 [pid 2963] <... openat resumed>) = 3 [pid 2962] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 2963] write(3, "1000", 4 [pid 299] getdents64(3 [pid 2962] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./523" [pid 2963] <... write resumed>) = 4 [pid 2962] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rmdir resumed>) = 0 [pid 2964] rt_sigprocmask(SIG_SETMASK, [] [pid 2963] close(3 [pid 299] mkdir("./524", 0777 [pid 2965] set_robust_list(0x555557559760, 24 [pid 2964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2963] <... close resumed>) = 0 [pid 2962] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2965] <... set_robust_list resumed>) = 0 [pid 2964] chdir("./554" [pid 2963] symlink("/dev/binderfs", "./binderfs" [pid 2962] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2966 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2964] <... chdir resumed>) = 0 [pid 2963] <... symlink resumed>) = 0 [pid 2962] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2964] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 2963] write(1, "executing program\n", 18 [pid 2962] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 2966 attached [pid 2964] <... prctl resumed>) = 0 [pid 2963] <... write resumed>) = 18 [pid 2962] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2964] setpgid(0, 0 [pid 2963] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2962] exit_group(0 [pid 2964] <... setpgid resumed>) = 0 [pid 2963] <... close_range resumed>) = 0 [pid 2962] <... exit_group resumed>) = ? [pid 2965] chdir("./514" [pid 2964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2963] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2962] +++ exited with 0 +++ [pid 2963] <... mkdirat resumed>) = 0 [pid 2964] <... openat resumed>) = 3 [pid 2963] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2964] write(3, "1000", 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2963] <... mount resumed>) = 0 [pid 2964] <... write resumed>) = 4 [pid 2964] close(3 [pid 2963] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2965] <... chdir resumed>) = 0 [pid 2964] <... close resumed>) = 0 [pid 2963] <... openat resumed>) = 3 [pid 2964] symlink("/dev/binderfs", "./binderfs" [pid 2963] write(3, "p:s/p ./file0:0", 15 [pid 2966] set_robust_list(0x555557559760, 24 [pid 2965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2964] <... symlink resumed>) = 0 [pid 2963] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2964] write(1, "executing program\n", 18 [pid 2966] <... set_robust_list resumed>) = 0 [pid 2965] <... prctl resumed>) = 0 executing program [pid 2964] <... write resumed>) = 18 [pid 2963] openat(AT_FDCWD, NULL, O_WRONLY [pid 2964] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2963] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2964] <... close_range resumed>) = 0 [pid 2963] creat(NULL, 0732 [pid 2965] setpgid(0, 0 [pid 2964] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2963] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2964] <... mkdirat resumed>) = 0 [pid 2963] exit_group(0 [pid 2965] <... setpgid resumed>) = 0 [pid 2964] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2963] <... exit_group resumed>) = ? [pid 2964] <... mount resumed>) = 0 [pid 2963] +++ exited with 0 +++ [pid 2964] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2964] <... openat resumed>) = 3 [pid 2965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2964] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 2964] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2964] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2964] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2964] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 2964] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2965] <... openat resumed>) = 3 [pid 2964] exit_group(0 [pid 301] getdents64(3 [pid 2965] write(3, "1000", 4 [pid 2964] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2964] +++ exited with 0 +++ [pid 301] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 302] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2965] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(AT_FDCWD, "./536/binderfs" [pid 302] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2965] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./536/binderfs" [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2965] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./554/binderfs" [pid 2965] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./554/binderfs") = 0 [pid 302] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2965] <... symlink resumed>) = 0 [pid 2965] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 2966] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 302] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2965] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./554/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2965] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./536/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2965] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./554/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2965] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 2966] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 2966] chdir("./524" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2966] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 2966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2965] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2966] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./536/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2966] setpgid(0, 0 [pid 2965] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2966] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 2966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 2966] <... openat resumed>) = 3 [pid 2965] <... mount resumed>) = 0 [pid 302] rmdir("./554/tracing" [pid 301] fstat(4 [pid 2966] write(3, "1000", 4 [pid 2965] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 2966] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2966] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2966] <... close resumed>) = 0 [pid 302] close(3 [pid 2966] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 2966] <... symlink resumed>) = 0 [pid 302] rmdir("./554" [pid 2966] write(1, "executing program\n", 18 [pid 2965] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 2966] <... write resumed>) = 18 executing program [pid 302] mkdir("./555", 0777 [pid 2966] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2965] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2966] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 2966] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2965] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2966] <... mkdirat resumed>) = 0 [pid 2965] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 2966] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2965] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4ci2-android-5-10/strace-static-x86_64: Process 2967 attached [pid 2966] <... mount resumed>) = 0 [pid 2965] creat(NULL, 0732 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2967 [pid 2966] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 300] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2966] <... openat resumed>) = 3 [pid 2965] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2966] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2966] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2965] exit_group(0 [pid 301] rmdir("./536/tracing" [pid 300] <... openat resumed>) = 3 [pid 2967] set_robust_list(0x555557559760, 24 [pid 2966] openat(AT_FDCWD, NULL, O_WRONLY [pid 2965] <... exit_group resumed>) = ? [pid 300] fstat(3 [pid 2966] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2966] creat(NULL, 0732 [pid 300] getdents64(3 [pid 2966] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2966] exit_group(0 [pid 300] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2966] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2966] +++ exited with 0 +++ [pid 2965] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./530/binderfs" [pid 2967] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 300] unlink("./530/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./536" [pid 300] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./530/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./537", 0777 [pid 300] openat(AT_FDCWD, "./530/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./530/tracing" [pid 2967] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(3) = 0 [pid 300] rmdir("./530") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2968 [pid 300] mkdir("./531", 0777 [pid 2967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2967] chdir("./555" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2969 [pid 298] openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./514/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2969 attached [pid 2967] <... chdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./514/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./514/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./514/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 2967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./514/tracing" [pid 2969] set_robust_list(0x555557559760, 24 [pid 2967] <... prctl resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 2967] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 299] umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./514" [pid 2969] <... set_robust_list resumed>) = 0 [pid 2967] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./515", 0777 [pid 2967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... openat resumed>) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2969] rt_sigprocmask(SIG_SETMASK, [] [pid 2967] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2970 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2969] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2967] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./524/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./524/binderfs"ci2-android-5-10/strace-static-x86_64: Process 2970 attached [pid 2969] chdir("./531" [pid 2967] <... write resumed>) = 4 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2968 attached ) = 0 [pid 299] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./524/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2968] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2968] <... set_robust_list resumed>) = 0 [pid 299] openat(AT_FDCWD, "./524/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2968] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 2968] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 2968] chdir("./537" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2968] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 2968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2968] <... prctl resumed>) = 0 [pid 299] getdents64(4 [pid 2968] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2968] <... setpgid resumed>) = 0 [pid 299] close(4 [pid 2969] <... chdir resumed>) = 0 [pid 2968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2967] close(3 [pid 299] <... close resumed>) = 0 [pid 2970] set_robust_list(0x555557559760, 24 [pid 2969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2968] <... openat resumed>) = 3 [pid 2967] <... close resumed>) = 0 [pid 299] rmdir("./524/tracing" [pid 2969] <... prctl resumed>) = 0 [pid 2968] write(3, "1000", 4 [pid 2970] <... set_robust_list resumed>) = 0 [pid 2967] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 2968] <... write resumed>) = 4 [pid 299] getdents64(3 [pid 2968] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2968] <... close resumed>) = 0 [pid 299] close(3 [pid 2968] symlink("/dev/binderfs", "./binderfs" [pid 299] <... close resumed>) = 0 [pid 2968] <... symlink resumed>) = 0 [pid 299] rmdir("./524" [pid 2969] setpgid(0, 0 [pid 2968] write(1, "executing program\n", 18 [pid 2967] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 2970] rt_sigprocmask(SIG_SETMASK, [] [pid 2968] <... write resumed>) = 18 [pid 2967] write(1, "executing program\n", 18 executing program [pid 299] mkdir("./525", 0777 executing program [pid 2968] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... mkdir resumed>) = 0 [pid 2968] <... close_range resumed>) = 0 [pid 2967] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2968] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2967] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2969] <... setpgid resumed>) = 0 [pid 2968] <... mkdirat resumed>) = 0 [pid 2967] <... close_range resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2968] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2967] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2968] <... mount resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2971 [pid 2968] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2968] <... openat resumed>) = 3 [pid 2967] <... mkdirat resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2968] write(3, "p:s/p ./file0:0", 15 [pid 2967] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2968] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2967] <... mount resumed>) = 0 [pid 2968] openat(AT_FDCWD, NULL, O_WRONLY [pid 2967] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2968] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2967] <... openat resumed>) = 3 [pid 2967] write(3, "p:s/p ./file0:0", 15 [pid 2968] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2968] exit_group(0 [pid 2967] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2968] <... exit_group resumed>) = ? [pid 2967] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 2971 attached [pid 2970] chdir("./515" [pid 2969] <... openat resumed>) = 3 [pid 2968] +++ exited with 0 +++ [pid 2967] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2971] set_robust_list(0x555557559760, 24 [pid 2970] <... chdir resumed>) = 0 [pid 2969] write(3, "1000", 4 [pid 2967] creat(NULL, 0732 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2969] <... write resumed>) = 4 [pid 2967] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2971] <... set_robust_list resumed>) = 0 [pid 2970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2969] close(3 [pid 2967] exit_group(0 [pid 2970] <... prctl resumed>) = 0 [pid 2969] <... close resumed>) = 0 [pid 2967] <... exit_group resumed>) = ? [pid 2969] symlink("/dev/binderfs", "./binderfs" [pid 2967] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2969] <... symlink resumed>) = 0 [pid 2970] setpgid(0, 0 [pid 2969] write(1, "executing program\n", 18 [pid 2971] rt_sigprocmask(SIG_SETMASK, [] [pid 2970] <... setpgid resumed>) = 0 [pid 2969] <... write resumed>) = 18 [pid 2969] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2971] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2969] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2969] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2969] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2970] <... openat resumed>) = 3 [pid 2970] write(3, "1000", 4 [pid 2969] write(3, "p:s/p ./file0:0", 15 [pid 2971] chdir("./525" [pid 2970] <... write resumed>) = 4 [pid 2969] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2971] <... chdir resumed>) = 0 [pid 2970] close(3 [pid 2969] openat(AT_FDCWD, NULL, O_WRONLY [pid 2971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2970] <... close resumed>) = 0 [pid 2969] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2971] <... prctl resumed>) = 0 [pid 2971] setpgid(0, 0 [pid 2970] symlink("/dev/binderfs", "./binderfs" [pid 2969] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2969] exit_group(0) = ? [pid 2969] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2970] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2970] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 2971] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./555/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./555/binderfs") = 0 [pid 2970] <... write resumed>) = 18 executing program [pid 302] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./555/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2970] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./555/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./555/tracing" [pid 2971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2970] <... close_range resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./555" [pid 2970] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./556", 0777 [pid 2970] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2971] <... openat resumed>) = 3 [pid 2970] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 2972 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2972 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2970] <... mount resumed>) = 0 [pid 2970] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2971] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 2971] <... write resumed>) = 4 [pid 2970] <... openat resumed>) = 3 [pid 2971] close(3 [pid 2972] set_robust_list(0x555557559760, 24 [pid 2970] write(3, "p:s/p ./file0:0", 15 [pid 2972] <... set_robust_list resumed>) = 0 [pid 2971] <... close resumed>) = 0 [pid 2970] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2971] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 2971] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2971] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 3 [pid 2971] <... write resumed>) = 18 [pid 2970] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 300] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2971] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2971] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2971] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... openat resumed>) = 3 [pid 2971] <... mkdirat resumed>) = 0 [pid 2970] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 2971] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2971] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./537/binderfs" [pid 300] getdents64(3 [pid 2971] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2970] creat(NULL, 0732 [pid 2971] <... openat resumed>) = 3 [pid 301] unlink("./537/binderfs" [pid 300] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2972] rt_sigprocmask(SIG_SETMASK, [] [pid 2971] write(3, "p:s/p ./file0:0", 15 [pid 2970] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 executing program [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2971] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./531/binderfs" [pid 2972] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2971] openat(AT_FDCWD, NULL, O_WRONLY [pid 2970] exit_group(0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2971] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2970] <... exit_group resumed>) = ? [pid 301] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./531/binderfs" [pid 2971] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 2971] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./537/tracing" [pid 300] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2971] exit_group(0 [pid 2970] +++ exited with 0 +++ [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 2971] <... exit_group resumed>) = ? [pid 301] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2972] chdir("./556" [pid 2971] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] openat(AT_FDCWD, "./537/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./531/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] fstat(4 [pid 300] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2972] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] openat(AT_FDCWD, "./531/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 300] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 301] close(4 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] rmdir("./537/tracing" [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./515/binderfs" [pid 301] close(3 [pid 300] rmdir("./531/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./515/binderfs" [pid 301] rmdir("./537" [pid 300] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 2972] <... prctl resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./538", 0777 [pid 300] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 2972] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./531" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./515/tracing" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./532", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 2973 attached [pid 2972] <... setpgid resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./515/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2973 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./515/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 2973] set_robust_list(0x555557559760, 24 [pid 2972] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2974 [pid 299] openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(4 [pid 299] umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./515/tracing"ci2-android-5-10/strace-static-x86_64: Process 2974 attached [pid 2973] <... set_robust_list resumed>) = 0 [pid 2972] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./525/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 299] unlink("./525/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2973] rt_sigprocmask(SIG_SETMASK, [] [pid 2972] <... write resumed>) = 4 [pid 299] <... unlink resumed>) = 0 [pid 298] close(3 [pid 299] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 2974] set_robust_list(0x555557559760, 24 [pid 2973] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2972] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 298] rmdir("./515" [pid 2972] <... close resumed>) = 0 [pid 299] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2973] chdir("./538" [pid 298] <... rmdir resumed>) = 0 [pid 2974] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./516", 0777 [pid 2974] rt_sigprocmask(SIG_SETMASK, [] [pid 2973] <... chdir resumed>) = 0 [pid 2972] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./525/tracing" [pid 298] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./525/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2972] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2975 [pid 2973] <... prctl resumed>) = 0 [pid 2972] write(1, "executing program\n", 18 [pid 299] fstat(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2973] setpgid(0, 0 [pid 2972] <... write resumed>) = 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2973] <... setpgid resumed>) = 0 [pid 2972] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(4 [pid 2972] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 2972] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 2973] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./525/tracing" [pid 2973] write(3, "1000", 4 [pid 2972] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 2973] <... write resumed>) = 4 [pid 2972] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 2973] close(3 [pid 2972] <... mount resumed>) = 0 [pid 299] rmdir("./525" [pid 2974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2973] <... close resumed>) = 0 [pid 2972] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 2973] symlink("/dev/binderfs", "./binderfs" [pid 299] mkdir("./526", 0777 [pid 2972] <... openat resumed>) = 3 [pid 2974] chdir("./532" [pid 2973] <... symlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2973] write(1, "executing program\n", 18 [pid 2972] write(3, "p:s/p ./file0:0", 15 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2974] <... chdir resumed>) = 0 [pid 2973] <... write resumed>) = 18 [pid 2972] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2976 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2975 attached ci2-android-5-10/strace-static-x86_64: Process 2976 attached [pid 2974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2973] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2972] openat(AT_FDCWD, NULL, O_WRONLY [pid 2975] set_robust_list(0x555557559760, 24) = 0 [pid 2975] rt_sigprocmask(SIG_SETMASK, [] [pid 2973] <... close_range resumed>) = 0 [pid 2972] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2975] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2975] chdir("./516" [pid 2973] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2972] creat(NULL, 0732 [pid 2975] <... chdir resumed>) = 0 [pid 2975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2975] setpgid(0, 0) = 0 [pid 2975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2972] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2975] <... openat resumed>) = 3 [pid 2975] write(3, "1000", 4) = 4 [pid 2975] close(3) = 0 [pid 2975] symlink("/dev/binderfs", "./binderfs" [pid 2973] <... mkdirat resumed>) = 0 [pid 2972] exit_group(0) = ? [pid 2973] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2975] <... symlink resumed>) = 0 [pid 2975] write(1, "executing program\n", 18) = 18 [pid 2975] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2975] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2973] <... mount resumed>) = 0 [pid 2972] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2975] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2975] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2974] <... prctl resumed>) = 0 [pid 2973] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2975] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2973] <... openat resumed>) = 3 [pid 2974] setpgid(0, 0 [pid 2975] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2975] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2974] <... setpgid resumed>) = 0 [pid 2973] write(3, "p:s/p ./file0:0", 15 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2973] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 2973] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2973] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./556/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./556/binderfs" [pid 2976] set_robust_list(0x555557559760, 24 [pid 2974] <... openat resumed>) = 3 [pid 2973] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 2973] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2976] <... set_robust_list resumed>) = 0 [pid 2974] write(3, "1000", 4 [pid 302] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./556/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./556/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2973] exit_group(0 [pid 302] getdents64(4 [pid 2973] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./556/tracing") = 0 [pid 302] getdents64(3 [pid 2973] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./556" [pid 2974] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 2976] rt_sigprocmask(SIG_SETMASK, [] [pid 302] mkdir("./557", 0777 [pid 2976] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2974] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 2975] exit_group(0 [pid 2974] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2976] chdir("./526" [pid 2975] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2976] <... chdir resumed>) = 0 [pid 2975] +++ exited with 0 +++ [pid 2974] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2974] <... symlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2977 [pid 2974] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2974] <... write resumed>) = 18 executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2974] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... restart_syscall resumed>) = 0 [pid 2976] <... prctl resumed>) = 0 [pid 2974] <... close_range resumed>) = 0 [pid 298] umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 2974] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./516/binderfs") = 0 [pid 298] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./516/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./516/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2974] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./516/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 2974] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./516/tracing"ci2-android-5-10/strace-static-x86_64: Process 2977 attached [pid 2976] setpgid(0, 0 [pid 2974] <... mount resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2974] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./516" [pid 2977] set_robust_list(0x555557559760, 24 [pid 2976] <... setpgid resumed>) = 0 [pid 2974] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./517", 0777 [pid 2977] <... set_robust_list resumed>) = 0 [pid 2976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2974] write(3, "p:s/p ./file0:0", 15 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2976] <... openat resumed>) = 3 [pid 2977] rt_sigprocmask(SIG_SETMASK, [] [pid 2974] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 2978 attached [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2978 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2976] write(3, "1000", 4 [pid 2974] openat(AT_FDCWD, NULL, O_WRONLY [pid 2978] set_robust_list(0x555557559760, 24 [pid 2976] <... write resumed>) = 4 [pid 2974] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2977] chdir("./557" [pid 2976] close(3 [pid 2974] creat(NULL, 0732 [pid 2978] <... set_robust_list resumed>) = 0 [pid 2977] <... chdir resumed>) = 0 [pid 2976] <... close resumed>) = 0 [pid 2974] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2978] rt_sigprocmask(SIG_SETMASK, [] [pid 2977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2978] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2977] <... prctl resumed>) = 0 [pid 2978] chdir("./517" [pid 2977] setpgid(0, 0 [pid 2976] symlink("/dev/binderfs", "./binderfs" [pid 2974] exit_group(0 [pid 2978] <... chdir resumed>) = 0 [pid 2977] <... setpgid resumed>) = 0 [pid 2978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2978] <... prctl resumed>) = 0 [pid 2977] <... openat resumed>) = 3 [pid 2978] setpgid(0, 0 [pid 2977] write(3, "1000", 4 [pid 2978] <... setpgid resumed>) = 0 [pid 2977] <... write resumed>) = 4 [pid 2976] <... symlink resumed>) = 0 [pid 2974] <... exit_group resumed>) = ? [pid 2978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2977] close(3 [pid 2978] <... openat resumed>) = 3 [pid 2977] <... close resumed>) = 0 [pid 2978] write(3, "1000", 4 [pid 2977] symlink("/dev/binderfs", "./binderfs" [pid 2978] <... write resumed>) = 4 [pid 2977] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2978] close(3 [pid 2977] write(1, "executing program\n", 18 [pid 2978] <... close resumed>) = 0 [pid 2977] <... write resumed>) = 18 [pid 2978] symlink("/dev/binderfs", "./binderfs" executing program [pid 2977] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2978] <... symlink resumed>) = 0 [pid 2977] <... close_range resumed>) = 0 [pid 2976] write(1, "executing program\n", 18 [pid 2974] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2978] write(1, "executing program\n", 18 [pid 2977] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program executing program [pid 2978] <... write resumed>) = 18 [pid 2977] <... mkdirat resumed>) = 0 [pid 2976] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 3 [pid 2978] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2977] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 2978] <... close_range resumed>) = 0 [pid 2977] <... mount resumed>) = 0 [pid 2976] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2978] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2977] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2976] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 2978] <... mkdirat resumed>) = 0 [pid 2977] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2978] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2977] write(3, "p:s/p ./file0:0", 15 [pid 2976] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2978] <... mount resumed>) = 0 [pid 2977] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2978] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2977] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./538/binderfs" [pid 2978] <... openat resumed>) = 3 [pid 2977] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2978] write(3, "p:s/p ./file0:0", 15 [pid 2977] creat(NULL, 0732 [pid 301] unlink("./538/binderfs" [pid 2978] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2977] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2976] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 2978] openat(AT_FDCWD, NULL, O_WRONLY [pid 2977] exit_group(0 [pid 2976] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2978] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2977] <... exit_group resumed>) = ? [pid 2976] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 2978] creat(NULL, 0732 [pid 2977] +++ exited with 0 +++ [pid 301] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2978] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2976] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2978] exit_group(0 [pid 2976] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./538/tracing" [pid 2978] <... exit_group resumed>) = ? [pid 2976] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2978] +++ exited with 0 +++ [pid 2976] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2976] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2976] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./538/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2976] creat(NULL, 0732 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 4 [pid 2976] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2976] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 2976] <... exit_group resumed>) = ? [pid 302] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./557/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 302] unlink("./557/binderfs" [pid 301] <... close resumed>) = 0 [pid 2976] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] rmdir("./538/tracing" [pid 302] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 302] newfstatat(AT_FDCWD, "./557/tracing" [pid 301] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./538" [pid 302] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./539", 0777 [pid 302] openat(AT_FDCWD, "./557/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2979 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2979 attached [pid 302] getdents64(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./557/tracing" [pid 2979] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] close(3 [pid 298] fstat(3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./557" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2979] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./558", 0777 [pid 298] getdents64(3 [pid 2979] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2980 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2979] chdir("./539" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2980 attached [pid 300] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./532/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./532/binderfs" [pid 2979] <... chdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./517/binderfs" [pid 2980] set_robust_list(0x555557559760, 24 [pid 300] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./532/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./532/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./532/tracing" [pid 2980] <... set_robust_list resumed>) = 0 [pid 2979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./517/binderfs" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./532") = 0 [pid 298] <... unlink resumed>) = 0 [pid 2979] <... prctl resumed>) = 0 [pid 300] mkdir("./533", 0777 [pid 2980] rt_sigprocmask(SIG_SETMASK, [] [pid 2979] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2980] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2979] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2981 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2979] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./517/tracing" [pid 2979] write(3, "1000", 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2980] chdir("./558" [pid 2979] <... write resumed>) = 4 [pid 298] umount2("./517/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2981 attached [pid 2980] <... chdir resumed>) = 0 [pid 2980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2979] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2981] set_robust_list(0x555557559760, 24 [pid 2979] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./517/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2980] <... prctl resumed>) = 0 [pid 2981] <... set_robust_list resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./526/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./526/binderfs" [pid 2980] setpgid(0, 0 [pid 2979] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 299] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2979] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./526/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./526/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./526/tracing" [pid 2980] <... setpgid resumed>) = 0 [pid 2979] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2979] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 executing program [pid 299] rmdir("./526") = 0 [pid 2979] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] mkdir("./527", 0777 [pid 298] getdents64(4 [pid 2981] rt_sigprocmask(SIG_SETMASK, [] [pid 2980] <... openat resumed>) = 3 [pid 2979] <... close_range resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 2979] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2980] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2980] <... write resumed>) = 4 [pid 2979] <... mkdirat resumed>) = 0 [pid 298] close(4 [pid 2981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2980] close(3 [pid 2979] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2982 ci2-android-5-10/strace-static-x86_64: Process 2982 attached [pid 2981] chdir("./533" [pid 2980] <... close resumed>) = 0 [pid 2979] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 2980] symlink("/dev/binderfs", "./binderfs" [pid 2979] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./517/tracing" [pid 2979] <... openat resumed>) = 3 [pid 2982] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2979] write(3, "p:s/p ./file0:0", 15 [pid 2982] rt_sigprocmask(SIG_SETMASK, [] [pid 2980] <... symlink resumed>) = 0 [pid 298] getdents64(3 [pid 2982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2979] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2980] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2979] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] close(3 [pid 2980] <... write resumed>) = 18 [pid 2979] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2980] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2979] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 2979] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2980] <... close_range resumed>) = 0 [pid 298] rmdir("./517" [pid 2979] exit_group(0 [pid 2982] chdir("./527") = 0 [pid 2982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2982] setpgid(0, 0 [pid 298] <... rmdir resumed>) = 0 [pid 2979] <... exit_group resumed>) = ? [pid 2982] <... setpgid resumed>) = 0 [pid 2980] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] mkdir("./518", 0777 [pid 2982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2982] write(3, "1000", 4) = 4 [pid 2979] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2982] close(3) = 0 [pid 2982] symlink("/dev/binderfs", "./binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2982] <... symlink resumed>) = 0 [pid 2982] write(1, "executing program\n", 18) = 18 [pid 2980] <... mkdirat resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2982] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program executing program [pid 2980] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2982] <... close_range resumed>) = 0 [pid 2982] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2980] <... mount resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2983 [pid 2982] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2980] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2980] <... openat resumed>) = 3 [pid 2980] write(3, "p:s/p ./file0:0", 15 [pid 2982] <... mount resumed>) = 0 [pid 2982] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2982] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2982] openat(AT_FDCWD, NULL, O_WRONLY [pid 2980] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2982] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2982] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2982] exit_group(0 [pid 2980] openat(AT_FDCWD, NULL, O_WRONLY [pid 2982] <... exit_group resumed>) = ? [pid 2980] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2981] <... chdir resumed>) = 0 [pid 2980] creat(NULL, 0732 [pid 2981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2982] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2983 attached [pid 2983] set_robust_list(0x555557559760, 24) = 0 [pid 2980] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2981] <... prctl resumed>) = 0 [pid 2983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2983] chdir("./518") = 0 [pid 2983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2980] exit_group(0 [pid 2983] setpgid(0, 0) = 0 [pid 2983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2980] <... exit_group resumed>) = ? [pid 2981] setpgid(0, 0 [pid 2983] <... openat resumed>) = 3 [pid 2983] write(3, "1000", 4) = 4 [pid 2983] close(3) = 0 [pid 2983] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2983] write(1, "executing program\n", 18) = 18 [pid 2983] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 2980] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2983] <... close_range resumed>) = 0 [pid 2983] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2981] <... setpgid resumed>) = 0 [pid 2983] <... mkdirat resumed>) = 0 [pid 2983] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 2983] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2983] <... openat resumed>) = 3 [pid 2981] <... openat resumed>) = 3 [pid 2983] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2983] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2983] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2983] exit_group(0) = ? [pid 2981] write(3, "1000", 4) = 4 [pid 2981] close(3 [pid 2983] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2981] <... close resumed>) = 0 [pid 2981] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 2981] write(1, "executing program\n", 18) = 18 [pid 2981] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2981] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3 [pid 2981] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2981] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2981] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./539/binderfs" [pid 2981] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2981] <... openat resumed>) = 3 [pid 301] unlink("./539/binderfs" [pid 2981] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 2981] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2981] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2981] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... restart_syscall resumed>) = 0 [pid 2981] creat(NULL, 0732 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./539/tracing" [pid 2981] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2981] exit_group(0 [pid 302] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2981] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./539/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 301] fstat(4 [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./558/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2981] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./558/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 301] close(4 [pid 299] newfstatat(AT_FDCWD, "./527/binderfs" [pid 301] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./539/tracing" [pid 302] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./527/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./558/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./527/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./539" [pid 302] openat(AT_FDCWD, "./558/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./540", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 298] umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./527/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2984 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./558/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 300] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 298] umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./527/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./558" [pid 300] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./533/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./518/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 300] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2984 attached [pid 2984] set_robust_list(0x555557559760, 24 [pid 302] mkdir("./559", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./533/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] unlink("./518/binderfs" [pid 2984] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./533/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./527" [pid 298] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./533/tracing" [pid 2984] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] mkdir("./528", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 2984] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2985 [pid 300] getdents64(3 [pid 2984] chdir("./540" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2984] <... chdir resumed>) = 0 [pid 300] close(3 [pid 2984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2984] <... prctl resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./533" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2985 attached [pid 2984] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2984] <... setpgid resumed>) = 0 [pid 300] mkdir("./534", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./518/tracing" [pid 2985] set_robust_list(0x555557559760, 24 [pid 2984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2984] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2984] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2984] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2984] close(3 [pid 298] umount2("./518/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2984] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2987 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2986 [pid 2985] <... set_robust_list resumed>) = 0 [pid 2984] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2985] rt_sigprocmask(SIG_SETMASK, [] [pid 2984] <... symlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./518/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2984] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2984] <... write resumed>) = 18 [pid 298] <... openat resumed>) = 4 [pid 2984] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2984] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 2984] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 2985] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2984] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 2984] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2984] <... mount resumed>) = 0 [pid 298] close(4 [pid 2984] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 2984] <... openat resumed>) = 3 [pid 298] rmdir("./518/tracing" [pid 2984] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2984] openat(AT_FDCWD, NULL, O_WRONLY [pid 2985] chdir("./559" [pid 2984] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 2984] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 2984] exit_group(0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2984] <... exit_group resumed>) = ? [pid 298] close(3 [pid 2985] <... chdir resumed>) = 0 [pid 2984] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2986 attached [pid 298] rmdir("./518" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2987 attached [pid 2986] set_robust_list(0x555557559760, 24 [pid 2987] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] mkdir("./519", 0777 [pid 2986] <... set_robust_list resumed>) = 0 [pid 2987] rt_sigprocmask(SIG_SETMASK, [] [pid 2986] rt_sigprocmask(SIG_SETMASK, [] [pid 2987] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2986] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 2987] chdir("./534" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2986] chdir("./528" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2987] <... chdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2986] <... chdir resumed>) = 0 [pid 2987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2987] <... prctl resumed>) = 0 [pid 2986] setpgid(0, 0 [pid 2987] setpgid(0, 0) = 0 [pid 2986] <... setpgid resumed>) = 0 [pid 2986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2988 [pid 2985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2986] <... openat resumed>) = 3 [pid 2986] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2987] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2987] <... write resumed>) = 4 [pid 2986] <... write resumed>) = 4 [pid 2985] <... prctl resumed>) = 0 [pid 2987] close(3 [pid 2986] close(3 [pid 2987] <... close resumed>) = 0 [pid 2986] <... close resumed>) = 0 [pid 2987] symlink("/dev/binderfs", "./binderfs" [pid 2986] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 2988 attached [pid 2987] <... symlink resumed>) = 0 [pid 2986] <... symlink resumed>) = 0 [pid 2985] setpgid(0, 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2987] write(1, "executing program\n", 18 [pid 2986] write(1, "executing program\n", 18 [pid 2985] <... setpgid resumed>) = 0 [pid 2987] <... write resumed>) = 18 [pid 2986] <... write resumed>) = 18 [pid 2987] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2986] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2987] <... close_range resumed>) = 0 [pid 2986] <... close_range resumed>) = 0 [pid 301] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2987] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2986] mkdirat(AT_FDCWD, "./tracing", 0777 executing program executing program [pid 2985] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 2988] set_robust_list(0x555557559760, 24 [pid 2987] <... mkdirat resumed>) = 0 [pid 2986] <... mkdirat resumed>) = 0 [pid 2985] write(3, "1000", 4 [pid 301] fstat(3 [pid 2987] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2986] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2985] <... write resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2987] <... mount resumed>) = 0 [pid 2986] <... mount resumed>) = 0 [pid 2985] close(3 [pid 301] getdents64(3 [pid 2987] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2986] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2987] <... openat resumed>) = 3 [pid 2986] <... openat resumed>) = 3 [pid 2985] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2987] write(3, "p:s/p ./file0:0", 15 [pid 2986] write(3, "p:s/p ./file0:0", 15 [pid 2985] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2987] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2986] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2985] <... symlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./540/binderfs" [pid 2987] openat(AT_FDCWD, NULL, O_WRONLY [pid 2986] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2985] write(1, "executing program\n", 18 [pid 301] unlink("./540/binderfs" [pid 2987] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2986] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2987] creat(NULL, 0732 [pid 2986] creat(NULL, 0732 [pid 2987] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2986] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2985] <... write resumed>) = 18 executing program [pid 301] <... unlink resumed>) = 0 [pid 2987] exit_group(0 [pid 2986] exit_group(0 [pid 2985] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2987] <... exit_group resumed>) = ? [pid 2986] <... exit_group resumed>) = ? [pid 2988] <... set_robust_list resumed>) = 0 [pid 2987] +++ exited with 0 +++ [pid 2986] +++ exited with 0 +++ [pid 2985] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2985] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./540/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./540/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2985] <... mkdirat resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2985] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./540/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] close(3) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./540" [pid 300] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./541", 0777 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./534/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2985] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./534/binderfs" [pid 2985] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2985] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./534/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./534/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2985] write(3, "p:s/p ./file0:0", 15 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2989 [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] fstat(3 [pid 2985] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2985] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 2985] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 300] close(4) = 0 [pid 2985] creat(NULL, 0732 [pid 300] rmdir("./534/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2985] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2985] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./528/binderfs" [pid 300] rmdir("./534" [pid 2988] rt_sigprocmask(SIG_SETMASK, [] [pid 2985] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./535", 0777 [pid 299] unlink("./528/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2985] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 2988] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2990 [pid 299] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 2988] chdir("./519" [pid 299] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 2989 attached [pid 2988] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./528/tracing" [pid 2988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2988] <... prctl resumed>) = 0 [pid 299] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2989] set_robust_list(0x555557559760, 24 [pid 2988] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2989] <... set_robust_list resumed>) = 0 [pid 2989] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./528/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2988] <... setpgid resumed>) = 0 [pid 2989] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 2989] chdir("./541" [pid 2988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] fstat(4 [pid 2989] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 2989] <... prctl resumed>) = 0 [pid 2989] setpgid(0, 0) = 0 [pid 2989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2988] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2989] <... openat resumed>) = 3 [pid 2988] write(3, "1000", 4 [pid 299] getdents64(4 [pid 2989] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2988] <... write resumed>) = 4 [pid 299] close(4 [pid 2989] <... write resumed>) = 4 [pid 2988] close(3 [pid 299] <... close resumed>) = 0 [pid 2989] close(3 [pid 299] rmdir("./528/tracing" [pid 2988] <... close resumed>) = 0 [pid 2989] <... close resumed>) = 0 [pid 2989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2988] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 2989] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 2989] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2989] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] close(3 [pid 2988] <... symlink resumed>) = 0 [pid 2989] <... close_range resumed>) = 0 executing program [pid 2988] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 executing program [pid 2989] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2988] <... write resumed>) = 18 [pid 299] rmdir("./528" [pid 2989] <... mkdirat resumed>) = 0 [pid 2988] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rmdir resumed>) = 0 [pid 2989] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2988] <... close_range resumed>) = 0 [pid 299] mkdir("./529", 0777 [pid 2989] <... mount resumed>) = 0 [pid 2989] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2989] write(3, "p:s/p ./file0:0", 15 [pid 299] <... mkdir resumed>) = 0 [pid 2988] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2989] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2989] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2989] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2989] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2989] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 2991 attached [pid 2989] +++ exited with 0 +++ [pid 2988] <... mkdirat resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2991 [pid 2988] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2990 attached [pid 2988] <... mount resumed>) = 0 [pid 2990] set_robust_list(0x555557559760, 24) = 0 [pid 2990] rt_sigprocmask(SIG_SETMASK, [] [pid 2988] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 2990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2990] chdir("./535" [pid 2988] <... openat resumed>) = 3 [pid 2990] <... chdir resumed>) = 0 [pid 2990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2988] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2990] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2990] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 2988] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(3 [pid 2990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2988] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2990] <... openat resumed>) = 3 [pid 2988] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 2990] write(3, "1000", 4) = 4 [pid 2988] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2990] close(3 [pid 302] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2990] <... close resumed>) = 0 [pid 2990] symlink("/dev/binderfs", "./binderfs" [pid 2991] set_robust_list(0x555557559760, 24 [pid 2990] <... symlink resumed>) = 0 [pid 2988] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2990] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./559/binderfs" [pid 2988] exit_group(0 [pid 2990] <... write resumed>) = 18 [pid 2988] <... exit_group resumed>) = ? executing program [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2990] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] unlink("./559/binderfs" [pid 2990] <... close_range resumed>) = 0 [pid 2990] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... unlink resumed>) = 0 [pid 2990] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2990] <... mount resumed>) = 0 [pid 2988] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./559/tracing" [pid 2990] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2990] <... openat resumed>) = 3 [pid 302] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2990] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2990] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2991] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./559/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2990] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 2990] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 2990] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2990] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 2990] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2990] <... exit_group resumed>) = ? [pid 2991] rt_sigprocmask(SIG_SETMASK, [] [pid 2990] +++ exited with 0 +++ [pid 302] close(4) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./559/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 302] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 302] rmdir("./559" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./560", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./541/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] unlink("./541/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2992 [pid 298] openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./541/tracing" [pid 300] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./519/binderfs" [pid 301] openat(AT_FDCWD, "./541/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] unlink("./519/binderfs" [pid 301] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./535/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./519/tracing" [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2991] chdir("./529" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./519/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 2991] <... chdir resumed>) = 0 [pid 300] unlink("./535/binderfs" [pid 298] openat(AT_FDCWD, "./519/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./541/tracing" [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 300] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 2991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 300] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 2992 attached [pid 2991] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2992] set_robust_list(0x555557559760, 24 [pid 2991] setpgid(0, 0 [pid 301] close(3 [pid 300] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./519/tracing" [pid 2992] <... set_robust_list resumed>) = 0 [pid 2991] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 2992] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./541" [pid 300] newfstatat(AT_FDCWD, "./535/tracing" [pid 298] getdents64(3 [pid 2992] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2992] chdir("./560" [pid 298] close(3 [pid 2992] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 2992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./519" [pid 2992] <... prctl resumed>) = 0 [pid 2991] <... openat resumed>) = 3 [pid 301] mkdir("./542", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 2992] setpgid(0, 0 [pid 298] mkdir("./520", 0777 [pid 2992] <... setpgid resumed>) = 0 [pid 2991] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 2992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2991] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2992] <... openat resumed>) = 3 [pid 2991] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./535/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2992] write(3, "1000", 4 [pid 2991] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2992] <... write resumed>) = 4 [pid 2992] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2993 [pid 2992] <... close resumed>) = 0 [pid 2991] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2992] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 2994 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2992] <... symlink resumed>) = 0 executing program [pid 2991] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 2992] write(1, "executing program\n", 18 [pid 2991] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2991] <... write resumed>) = 18 [pid 300] getdents64(4 [pid 2991] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2992] <... write resumed>) = 18 [pid 2991] <... close_range resumed>) = 0 [pid 300] close(4 [pid 2992] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 2992] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 executing program [pid 2991] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./535/tracing" [pid 2992] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2992] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 2992] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2991] <... mkdirat resumed>) = 0 [pid 300] close(3 [pid 2992] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2991] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 2992] <... openat resumed>) = 3 [pid 300] rmdir("./535" [pid 2992] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2992] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2992] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2991] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 2992] exit_group(0 [pid 2991] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./536", 0777 [pid 2992] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2994 attached [pid 2992] +++ exited with 0 +++ [pid 2991] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 2991] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2993 attached [pid 2994] set_robust_list(0x555557559760, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2991] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 2993] set_robust_list(0x555557559760, 24) = 0 [pid 2993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2993] chdir("./520" [pid 2991] openat(AT_FDCWD, NULL, O_WRONLY [pid 2993] <... chdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2995 [pid 302] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2991] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 2995 attached [pid 2994] <... set_robust_list resumed>) = 0 [pid 2993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2991] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2993] <... prctl resumed>) = 0 [pid 2991] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 2993] setpgid(0, 0 [pid 2991] exit_group(0 [pid 302] fstat(3 [pid 2995] set_robust_list(0x555557559760, 24 [pid 2993] <... setpgid resumed>) = 0 [pid 2991] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2995] <... set_robust_list resumed>) = 0 [pid 2994] rt_sigprocmask(SIG_SETMASK, [] [pid 2993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 2993] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2993] write(3, "1000", 4 [pid 302] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2993] <... write resumed>) = 4 [pid 2993] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2993] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./560/binderfs" [pid 2991] +++ exited with 0 +++ [pid 2993] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2993] <... symlink resumed>) = 0 [pid 302] unlink("./560/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2993] write(1, "executing program\n", 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2993] <... write resumed>) = 18 executing program [pid 2993] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... unlink resumed>) = 0 [pid 2993] <... close_range resumed>) = 0 [pid 302] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2993] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2995] rt_sigprocmask(SIG_SETMASK, [] [pid 2994] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2993] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./560/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2993] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./560/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 2993] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 2995] chdir("./536" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./560/tracing" [pid 2995] <... chdir resumed>) = 0 [pid 2994] chdir("./542" [pid 2993] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2994] <... chdir resumed>) = 0 [pid 2993] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 2995] <... prctl resumed>) = 0 [pid 2994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2993] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 2995] setpgid(0, 0 [pid 2994] <... prctl resumed>) = 0 [pid 2993] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2995] <... setpgid resumed>) = 0 [pid 2994] setpgid(0, 0 [pid 2993] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(3 [pid 2995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2994] <... setpgid resumed>) = 0 [pid 2993] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 2995] <... openat resumed>) = 3 [pid 2994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2993] creat(NULL, 0732 [pid 302] rmdir("./560" [pid 2995] write(3, "1000", 4 [pid 2994] <... openat resumed>) = 3 [pid 2993] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2995] <... write resumed>) = 4 [pid 2994] write(3, "1000", 4 [pid 2993] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 2995] close(3 [pid 2994] <... write resumed>) = 4 [pid 2993] <... exit_group resumed>) = ? [pid 302] mkdir("./561", 0777 [pid 2995] <... close resumed>) = 0 [pid 2994] close(3 [pid 2993] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2994] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2994] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2995] write(1, "executing program\n", 18) = 18 [pid 2995] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 2996 [pid 2995] <... close_range resumed>) = 0 [pid 2995] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2994] <... symlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2995] <... mkdirat resumed>) = 0 [pid 2994] write(1, "executing program\n", 18 [pid 2995] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2994] <... write resumed>) = 18 [pid 2995] <... mount resumed>) = 0 [pid 2994] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2995] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 2994] <... close_range resumed>) = 0 executing program [pid 2995] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2994] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2995] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2995] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2995] exit_group(0) = ? [pid 2995] +++ exited with 0 +++ [pid 2994] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2996 attached [pid 2994] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2996] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2994] <... mount resumed>) = 0 [pid 2996] <... set_robust_list resumed>) = 0 [pid 2996] rt_sigprocmask(SIG_SETMASK, [] [pid 2994] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2996] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2996] chdir("./561") = 0 [pid 2996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2994] <... openat resumed>) = 3 [pid 2996] <... prctl resumed>) = 0 [pid 2996] setpgid(0, 0) = 0 [pid 2996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2994] write(3, "p:s/p ./file0:0", 15 [pid 2996] <... openat resumed>) = 3 [pid 2996] write(3, "1000", 4) = 4 [pid 2996] close(3) = 0 [pid 2996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2994] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2996] write(1, "executing program\n", 18) = 18 [pid 2996] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 2996] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2994] openat(AT_FDCWD, NULL, O_WRONLY [pid 2996] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2994] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2994] creat(NULL, 0732 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2994] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2994] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2994] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 300] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./529/binderfs" [pid 298] fstat(3 [pid 2994] +++ exited with 0 +++ [pid 300] newfstatat(AT_FDCWD, "./536/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./529/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] unlink("./536/binderfs" [pid 299] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2996] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./529/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./520/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2996] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./536/tracing" [pid 299] openat(AT_FDCWD, "./529/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2996] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] unlink("./520/binderfs" [pid 2996] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 2996] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 2996] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] openat(AT_FDCWD, "./536/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 2996] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2996] creat(NULL, 0732 [pid 300] fstat(4 [pid 299] getdents64(4 [pid 2996] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 2996] exit_group(0 [pid 300] getdents64(4 [pid 299] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 2996] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2996] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 299] rmdir("./529/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./520/tracing" [pid 300] <... close resumed>) = 0 [pid 299] close(3 [pid 300] rmdir("./536/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./529" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./520/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] mkdir("./530", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./520/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rmdir("./536" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 300] mkdir("./537", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 2997 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2997 attached [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2997] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2997] chdir("./530") = 0 [pid 2997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] close(4 [pid 2997] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 2998 [pid 302] fstat(3 [pid 298] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./520/tracing" [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2997] setpgid(0, 0) = 0 [pid 2997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] newfstatat(AT_FDCWD, "./561/binderfs" [pid 298] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./520" [pid 302] unlink("./561/binderfs" [pid 2997] <... openat resumed>) = 3 [pid 2997] write(3, "1000", 4) = 4 [pid 2997] close(3) = 0 [pid 2997] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] mkdir("./521", 0777 [pid 302] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2997] <... symlink resumed>) = 0 [pid 2997] write(1, "executing program\n", 18) = 18 [pid 2997] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... mkdir resumed>) = 0 [pid 2997] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 302] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2997] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 2997] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./561/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 2999 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./561/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 2997] <... mount resumed>) = 0 [pid 2997] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 2997] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 2997] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./561/tracing" [pid 2997] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2997] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2997] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 2997] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 2997] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2999 attached [pid 2997] +++ exited with 0 +++ [pid 302] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 301] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./561" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 2998 attached [pid 2998] set_robust_list(0x555557559760, 24) = 0 [pid 2998] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./562", 0777 [pid 2998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 2998] chdir("./537") = 0 [pid 2998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2998] setpgid(0, 0 [pid 301] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2998] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 2998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2998] write(3, "1000", 4) = 4 [pid 301] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3000 [pid 2998] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./542/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./542/binderfs" [pid 2998] <... close resumed>) = 0 [pid 2998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... unlink resumed>) = 0 [pid 2998] write(1, "executing program\n", 18 [pid 301] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 2998] <... write resumed>) = 18 [pid 2998] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = 0 [pid 2998] <... close_range resumed>) = 0 executing program [pid 301] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./542/tracing" [pid 2998] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./542/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 2999] set_robust_list(0x555557559760, 24 [pid 2998] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 2998] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 2998] <... mount resumed>) = 0 [pid 301] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3000 attached [pid 2999] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./542/tracing" [pid 299] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./530/binderfs" [pid 301] rmdir("./542" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./530/binderfs") = 0 [pid 299] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 2998] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./543", 0777 [pid 2998] <... openat resumed>) = 3 [pid 2998] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 2998] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 2998] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 2998] exit_group(0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2998] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 2999] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./530/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./530/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3001 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./530/tracing" [pid 3000] set_robust_list(0x555557559760, 24 [pid 2999] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./530" [pid 2998] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 2999] chdir("./521" [pid 299] mkdir("./531", 0777ci2-android-5-10/strace-static-x86_64: Process 3001 attached [pid 3000] <... set_robust_list resumed>) = 0 [pid 2999] <... chdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3000] rt_sigprocmask(SIG_SETMASK, [] [pid 2999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 3000] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2999] <... prctl resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3000] chdir("./562" [pid 2999] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3000] <... chdir resumed>) = 0 [pid 2999] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3000] <... prctl resumed>) = 0 [pid 2999] <... openat resumed>) = 3 [pid 3000] setpgid(0, 0 [pid 2999] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3002 [pid 3000] <... setpgid resumed>) = 0 [pid 2999] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3002 attached [pid 3001] set_robust_list(0x555557559760, 24 [pid 3000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2999] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3000] <... openat resumed>) = 3 [pid 3001] <... set_robust_list resumed>) = 0 [pid 3002] set_robust_list(0x555557559760, 24 [pid 3000] write(3, "1000", 4 [pid 2999] <... close resumed>) = 0 [pid 3001] rt_sigprocmask(SIG_SETMASK, [] [pid 3002] <... set_robust_list resumed>) = 0 [pid 3001] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3000] <... write resumed>) = 4 [pid 2999] symlink("/dev/binderfs", "./binderfs" [pid 3001] chdir("./543") = 0 [pid 3001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3001] setpgid(0, 0) = 0 [pid 3001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3001] write(3, "1000", 4) = 4 [pid 3001] close(3) = 0 [pid 2999] <... symlink resumed>) = 0 [pid 3001] symlink("/dev/binderfs", "./binderfs" [pid 3002] rt_sigprocmask(SIG_SETMASK, [] [pid 3000] close(3 [pid 2999] write(1, "executing program\n", 18 [pid 3002] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3001] <... symlink resumed>) = 0 [pid 3000] <... close resumed>) = 0 [pid 2999] <... write resumed>) = 18 [pid 3001] write(1, "executing program\n", 18) = 18 [pid 3001] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3001] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3002] chdir("./531" [pid 3000] symlink("/dev/binderfs", "./binderfs" [pid 2999] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3002] <... chdir resumed>) = 0 [pid 3001] <... mkdirat resumed>) = 0 [pid 3002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3001] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3002] <... prctl resumed>) = 0 [pid 3001] <... mount resumed>) = 0 [pid 3002] setpgid(0, 0 [pid 3001] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3002] <... setpgid resumed>) = 0 [pid 3001] <... openat resumed>) = 3 [pid 3000] <... symlink resumed>) = 0 [pid 2999] <... close_range resumed>) = 0 [pid 3002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3001] write(3, "p:s/p ./file0:0", 15 [pid 3000] write(1, "executing program\n", 18 [pid 2999] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3001] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3000] <... write resumed>) = 18 [pid 2999] <... mkdirat resumed>) = 0 executing program [pid 3002] <... openat resumed>) = 3 [pid 3001] openat(AT_FDCWD, NULL, O_WRONLY [pid 3000] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 2999] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3000] <... close_range resumed>) = 0 [pid 2999] <... mount resumed>) = 0 [pid 3001] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3000] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 2999] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3002] write(3, "1000", 4 [pid 3001] creat(NULL, 0732 [pid 3000] <... mkdirat resumed>) = 0 [pid 2999] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 3002] <... write resumed>) = 4 [pid 3001] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3002] close(3 [pid 3001] exit_group(0 [pid 3000] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 2999] write(3, "p:s/p ./file0:0", 15 [pid 3002] <... close resumed>) = 0 [pid 3001] <... exit_group resumed>) = ? [pid 3000] <... mount resumed>) = 0 [pid 2999] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3000] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 2999] openat(AT_FDCWD, NULL, O_WRONLY [pid 3000] <... openat resumed>) = 3 [pid 2999] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3000] write(3, "p:s/p ./file0:0", 15 [pid 2999] creat(NULL, 0732 [pid 3000] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 2999] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3001] +++ exited with 0 +++ [pid 3000] openat(AT_FDCWD, NULL, O_WRONLY [pid 2999] exit_group(0 [pid 300] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3000] <... openat resumed>) = -1 EFAULT (Bad address) [pid 2999] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3002] symlink("/dev/binderfs", "./binderfs" [pid 3000] creat(NULL, 0732 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 3 [pid 3000] <... creat resumed>) = -1 EFAULT (Bad address) [pid 2999] +++ exited with 0 +++ [pid 300] fstat(3 [pid 3002] <... symlink resumed>) = 0 [pid 3000] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3002] write(1, "executing program\n", 18 [pid 3000] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3002] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3002] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3000] +++ exited with 0 +++ [pid 300] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3002] <... close_range resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3002] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./537/binderfs" [pid 3002] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3002] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./537/binderfs" [pid 3002] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 3002] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(3 [pid 300] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3002] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3002] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 300] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3002] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3002] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./537/tracing" [pid 3002] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3002] creat(NULL, 0732 [pid 301] newfstatat(AT_FDCWD, "./543/binderfs" [pid 300] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3002] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3002] exit_group(0 [pid 301] unlink("./543/binderfs" [pid 300] openat(AT_FDCWD, "./537/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3002] <... exit_group resumed>) = ? [pid 301] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3002] +++ exited with 0 +++ [pid 301] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./543/tracing" [pid 300] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./543/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./537/tracing" [pid 301] <... openat resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 300] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 300] rmdir("./537" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 300] mkdir("./538", 0777 [pid 301] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] rmdir("./543/tracing" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3003 attached [pid 301] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3003 [pid 301] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./543" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3003] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 3003] <... set_robust_list resumed>) = 0 [pid 301] mkdir("./544", 0777 [pid 298] umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3003] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 3003] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3004 [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3004 attached [pid 3003] chdir("./538" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3003] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./521/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./521/binderfs" [pid 3004] set_robust_list(0x555557559760, 24 [pid 3003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./521/tracing" [pid 3004] <... set_robust_list resumed>) = 0 [pid 3003] <... prctl resumed>) = 0 [pid 302] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./521/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./521/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3004] rt_sigprocmask(SIG_SETMASK, [] [pid 3003] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./562/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 302] unlink("./562/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3003] <... setpgid resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 302] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./521/tracing" [pid 3003] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./562/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3004] chdir("./544" [pid 3003] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3003] <... write resumed>) = 4 [pid 302] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3003] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 3003] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./562/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 3003] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 298] rmdir("./521" [pid 3003] <... symlink resumed>) = 0 [pid 302] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3004] <... chdir resumed>) = 0 [pid 3003] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] mkdir("./522", 0777 [pid 3004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3003] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 3003] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3003] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./531/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3004] <... prctl resumed>) = 0 [pid 3003] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3005 attached [pid 302] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3005 [pid 302] rmdir("./562/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3003] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] unlink("./531/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./562" [pid 3005] set_robust_list(0x555557559760, 24 [pid 3004] setpgid(0, 0 [pid 3003] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] mkdir("./563", 0777 [pid 3005] <... set_robust_list resumed>) = 0 [pid 3004] <... setpgid resumed>) = 0 [pid 3003] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3006 attached [pid 3005] rt_sigprocmask(SIG_SETMASK, [] [pid 3004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3003] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3006 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3004] <... openat resumed>) = 3 [pid 3003] <... openat resumed>) = 3 [pid 3004] write(3, "1000", 4 [pid 3003] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3005] chdir("./522") = 0 [pid 3005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3005] setpgid(0, 0) = 0 [pid 3005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3004] <... write resumed>) = 4 [pid 3003] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3005] write(3, "1000", 4) = 4 [pid 3005] close(3) = 0 [pid 3005] symlink("/dev/binderfs", "./binderfs" [pid 3006] set_robust_list(0x555557559760, 24 [pid 3005] <... symlink resumed>) = 0 executing program executing program [pid 3004] close(3 [pid 3003] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./531/tracing" [pid 3005] write(1, "executing program\n", 18) = 18 [pid 3005] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3005] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3006] <... set_robust_list resumed>) = 0 [pid 3005] <... mkdirat resumed>) = 0 [pid 3004] <... close resumed>) = 0 [pid 3003] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3005] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3006] rt_sigprocmask(SIG_SETMASK, [] [pid 3005] <... mount resumed>) = 0 [pid 3004] symlink("/dev/binderfs", "./binderfs" [pid 3003] creat(NULL, 0732 [pid 299] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3005] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3005] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3004] <... symlink resumed>) = 0 [pid 3003] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3006] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3005] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3005] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3006] chdir("./563" [pid 3005] exit_group(0 [pid 3004] write(1, "executing program\n", 18 [pid 3003] exit_group(0 [pid 299] openat(AT_FDCWD, "./531/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3005] <... exit_group resumed>) = ? executing program [pid 3006] <... chdir resumed>) = 0 [pid 3005] +++ exited with 0 +++ [pid 3004] <... write resumed>) = 18 [pid 3003] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 4 [pid 3004] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3006] setpgid(0, 0) = 0 [pid 3006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3003] +++ exited with 0 +++ [pid 3004] <... close_range resumed>) = 0 [pid 299] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3006] <... openat resumed>) = 3 [pid 3004] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3006] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3006] <... write resumed>) = 4 [pid 3006] close(3) = 0 [pid 3006] symlink("/dev/binderfs", "./binderfs" [pid 3004] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 3006] <... symlink resumed>) = 0 [pid 3004] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3006] write(1, "executing program\n", 18) = 18 [pid 3006] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3004] <... mount resumed>) = 0 executing program [pid 3004] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 3006] <... close_range resumed>) = 0 [pid 3004] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3004] write(3, "p:s/p ./file0:0", 15 [pid 299] close(4 [pid 3006] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3004] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 3004] openat(AT_FDCWD, NULL, O_WRONLY [pid 3006] <... mkdirat resumed>) = 0 [pid 3004] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./531/tracing" [pid 3004] creat(NULL, 0732 [pid 3006] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3004] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3006] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3004] exit_group(0 [pid 299] getdents64(3 [pid 3004] <... exit_group resumed>) = ? [pid 3006] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3006] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3006] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3006] creat(NULL, 0732 [pid 3004] +++ exited with 0 +++ [pid 3006] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 3006] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3006] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 3006] +++ exited with 0 +++ [pid 299] rmdir("./531" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./532", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3007 [pid 298] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./522/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./522/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3007 attached ) = 0 [pid 298] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3007] set_robust_list(0x555557559760, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3007] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./522/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./522/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 298] openat(AT_FDCWD, "./522/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3007] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(3 [pid 298] fstat(4 [pid 3007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./563/binderfs" [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./563/binderfs" [pid 298] close(4 [pid 3007] chdir("./532" [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] rmdir("./522/tracing" [pid 3007] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 3007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./563/tracing" [pid 301] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 3007] <... prctl resumed>) = 0 [pid 302] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./538/binderfs" [pid 298] rmdir("./522" [pid 3007] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3007] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./563/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 300] unlink("./538/binderfs" [pid 298] mkdir("./523", 0777 [pid 3007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3007] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 301] getdents64(3 [pid 300] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3007] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3007] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 301] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3007] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3008 attached [pid 3007] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./544/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3008 [pid 3007] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3008] set_robust_list(0x555557559760, 24 [pid 3007] <... symlink resumed>) = 0 [pid 302] close(4 [pid 301] unlink("./544/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3008] <... set_robust_list resumed>) = 0 [pid 3007] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./538/tracing" [pid 3007] <... write resumed>) = 18 executing program [pid 302] rmdir("./563/tracing" [pid 301] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3008] rt_sigprocmask(SIG_SETMASK, [] [pid 3007] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3007] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3007] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./538/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3008] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3007] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 3007] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./544/tracing" [pid 300] <... openat resumed>) = 4 [pid 3008] chdir("./523" [pid 3007] <... mount resumed>) = 0 [pid 302] rmdir("./563" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 3008] <... chdir resumed>) = 0 [pid 3007] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3007] <... openat resumed>) = 3 [pid 302] mkdir("./564", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 3008] <... prctl resumed>) = 0 [pid 3007] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./544/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3007] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3007] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 3007] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(4 [pid 3008] setpgid(0, 0 [pid 3007] creat(NULL, 0732 [pid 301] fstat(4 [pid 3007] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3009 [pid 3007] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3008] <... setpgid resumed>) = 0 [pid 3007] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3009 attached [pid 3008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3007] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 300] close(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3008] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] rmdir("./538/tracing" [pid 3009] set_robust_list(0x555557559760, 24 [pid 3008] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 300] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./544/tracing" [pid 300] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./538" [pid 3009] <... set_robust_list resumed>) = 0 [pid 3008] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 300] mkdir("./539", 0777 [pid 3009] rt_sigprocmask(SIG_SETMASK, [] [pid 3008] close(3 [pid 301] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] rmdir("./544" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3009] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3008] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] mkdir("./545", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3009] chdir("./564" [pid 3008] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3010 attached [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3010 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3008] <... symlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3010] set_robust_list(0x555557559760, 24 [pid 3009] <... chdir resumed>) = 0 [pid 3008] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3011 [pid 3009] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3008] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3011 attached [pid 3010] <... set_robust_list resumed>) = 0 [pid 3009] <... prctl resumed>) = 0 [pid 3008] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3011] set_robust_list(0x555557559760, 24) = 0 [pid 3011] rt_sigprocmask(SIG_SETMASK, [] [pid 3009] setpgid(0, 0 [pid 3008] <... close_range resumed>) = 0 [pid 3011] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3011] chdir("./545" [pid 3009] <... setpgid resumed>) = 0 [pid 3008] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3011] <... chdir resumed>) = 0 [pid 3011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3011] setpgid(0, 0) = 0 [pid 3011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3011] <... openat resumed>) = 3 [pid 3009] <... openat resumed>) = 3 [pid 3008] <... mkdirat resumed>) = 0 [pid 3011] write(3, "1000", 4) = 4 [pid 3011] close(3 [pid 3009] write(3, "1000", 4 [pid 3008] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3011] <... close resumed>) = 0 [pid 3011] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3009] <... write resumed>) = 4 [pid 3010] rt_sigprocmask(SIG_SETMASK, [] [pid 3008] <... mount resumed>) = 0 [pid 3011] write(1, "executing program\n", 18) = 18 executing program [pid 3011] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3011] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3010] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3009] close(3 [pid 3008] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3011] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3009] <... close resumed>) = 0 [pid 3011] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3010] chdir("./539" [pid 3009] symlink("/dev/binderfs", "./binderfs" [pid 3008] <... openat resumed>) = 3 [pid 3011] <... openat resumed>) = 3 [pid 3010] <... chdir resumed>) = 0 [pid 3009] <... symlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3011] write(3, "p:s/p ./file0:0", 15 [pid 3010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3009] write(1, "executing program\n", 18 executing program [pid 3008] write(3, "p:s/p ./file0:0", 15 [pid 3011] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3010] <... prctl resumed>) = 0 [pid 3009] <... write resumed>) = 18 [pid 3008] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3011] openat(AT_FDCWD, NULL, O_WRONLY [pid 3010] setpgid(0, 0 [pid 3009] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3008] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3011] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3010] <... setpgid resumed>) = 0 [pid 3009] <... close_range resumed>) = 0 [pid 3008] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3011] creat(NULL, 0732 [pid 3010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3009] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3008] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3011] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 3011] exit_group(0 [pid 299] fstat(3 [pid 3011] <... exit_group resumed>) = ? [pid 3009] <... mkdirat resumed>) = 0 [pid 3008] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3011] +++ exited with 0 +++ [pid 3010] <... openat resumed>) = 3 [pid 3009] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3008] exit_group(0 [pid 299] getdents64(3 [pid 3010] write(3, "1000", 4 [pid 3009] <... mount resumed>) = 0 [pid 3008] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./532/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./532/binderfs" [pid 3008] +++ exited with 0 +++ [pid 3009] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 3010] <... write resumed>) = 4 [pid 3009] <... openat resumed>) = 3 [pid 299] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3010] close(3 [pid 3009] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3010] <... close resumed>) = 0 [pid 299] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3009] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3010] symlink("/dev/binderfs", "./binderfs" [pid 3009] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./532/tracing" [pid 3009] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3010] <... symlink resumed>) = 0 [pid 3009] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3009] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./532/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3010] write(1, "executing program\n", 18 [pid 3009] exit_group(0 [pid 299] <... openat resumed>) = 4 [pid 3010] <... write resumed>) = 18 [pid 3009] <... exit_group resumed>) = ? [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 3009] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 3010] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./532/tracing" [pid 3010] <... close_range resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3010] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./532") = 0 [pid 299] mkdir("./533", 0777 [pid 3010] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3010] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3010] <... mount resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3012 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3012 attached [pid 3010] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3012] set_robust_list(0x555557559760, 24) = 0 [pid 3012] rt_sigprocmask(SIG_SETMASK, [] [pid 3010] <... openat resumed>) = 3 [pid 3012] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3012] chdir("./533") = 0 [pid 3012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 3010] write(3, "p:s/p ./file0:0", 15 [pid 3012] <... prctl resumed>) = 0 [pid 3012] setpgid(0, 0) = 0 [pid 3012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3010] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3012] <... openat resumed>) = 3 [pid 3012] write(3, "1000", 4 [pid 3010] openat(AT_FDCWD, NULL, O_WRONLY [pid 3012] <... write resumed>) = 4 [pid 3012] close(3) = 0 [pid 3012] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3010] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3010] creat(NULL, 0732 [pid 301] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3010] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3012] <... symlink resumed>) = 0 [pid 3010] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 3012] write(1, "executing program\n", 18 [pid 3010] <... exit_group resumed>) = ? [pid 301] fstat(3 [pid 3012] <... write resumed>) = 18 [pid 3012] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3012] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3012] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3010] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3012] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 3012] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(3 [pid 3012] <... mount resumed>) = 0 [pid 301] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3012] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3012] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./545/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3012] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3012] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] unlink("./545/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3012] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./523/binderfs" [pid 3012] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3012] creat(NULL, 0732 [pid 301] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./523/binderfs" [pid 3012] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3012] exit_group(0 [pid 301] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3012] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 3012] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./545/tracing" [pid 298] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./523/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./545/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./523/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 298] openat(AT_FDCWD, "./523/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 298] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./545/tracing" [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./564/binderfs" [pid 298] rmdir("./523/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] unlink("./564/binderfs" [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 298] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./545" [pid 298] rmdir("./523" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./564/tracing" [pid 301] mkdir("./546", 0777 [pid 298] mkdir("./524", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./564/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] fstat(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3014 [pid 299] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3013 ci2-android-5-10/strace-static-x86_64: Process 3013 attached [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3014 attached [pid 3013] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 300] fstat(3 [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] rmdir("./564/tracing" [pid 300] getdents64(3 [pid 3013] <... set_robust_list resumed>) = 0 [pid 3014] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 300] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 300] newfstatat(AT_FDCWD, "./539/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./533/binderfs" [pid 302] rmdir("./564" [pid 300] unlink("./539/binderfs" [pid 3013] rt_sigprocmask(SIG_SETMASK, [] [pid 3014] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./565", 0777 [pid 300] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./533/binderfs" [pid 3013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3014] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./539/tracing" [pid 3013] chdir("./524" [pid 3014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3015 [pid 300] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3015 attached [pid 3013] <... chdir resumed>) = 0 [pid 3014] chdir("./546" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 3015] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./539/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3015] <... set_robust_list resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3015] rt_sigprocmask(SIG_SETMASK, [] [pid 3013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3014] <... chdir resumed>) = 0 [pid 300] fstat(4 [pid 299] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3015] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3015] chdir("./565" [pid 300] getdents64(4 [pid 3015] <... chdir resumed>) = 0 [pid 3013] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3013] setpgid(0, 0 [pid 3014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(4 [pid 3015] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./533/tracing" [pid 3015] setpgid(0, 0 [pid 300] close(4 [pid 3015] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3013] <... setpgid resumed>) = 0 [pid 3014] <... prctl resumed>) = 0 [pid 300] rmdir("./539/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3015] <... openat resumed>) = 3 [pid 3013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3014] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3015] write(3, "1000", 4 [pid 300] getdents64(3 [pid 3015] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3013] <... openat resumed>) = 3 [pid 3015] close(3 [pid 3014] <... setpgid resumed>) = 0 [pid 300] close(3 [pid 299] openat(AT_FDCWD, "./533/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3015] <... close resumed>) = 0 [pid 3013] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 3015] symlink("/dev/binderfs", "./binderfs" [pid 3013] <... write resumed>) = 4 [pid 3014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./539" [pid 299] <... openat resumed>) = 4 [pid 3015] <... symlink resumed>) = 0 [pid 3013] close(3 [pid 3014] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 3015] write(1, "executing program\n", 18 [pid 300] mkdir("./540", 0777 [pid 3015] <... write resumed>) = 18 [pid 3013] <... close resumed>) = 0 executing program [pid 3014] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3015] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3013] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3015] <... close_range resumed>) = 0 [pid 3013] <... symlink resumed>) = 0 [pid 3014] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 3015] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3013] write(1, "executing program\n", 18 [pid 3014] close(3 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3016 attached [pid 3015] <... mkdirat resumed>) = 0 [pid 3013] <... write resumed>) = 18 [pid 3014] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3015] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3016 [pid 3016] set_robust_list(0x555557559760, 24 [pid 3015] <... mount resumed>) = 0 [pid 3013] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3014] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 3015] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3015] <... openat resumed>) = 3 [pid 3015] write(3, "p:s/p ./file0:0", 15 [pid 3013] <... close_range resumed>) = 0 [pid 3015] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3013] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3014] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3016] <... set_robust_list resumed>) = 0 [pid 3015] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3015] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3015] exit_group(0) = ? [pid 3016] rt_sigprocmask(SIG_SETMASK, [] [pid 3015] +++ exited with 0 +++ [pid 3013] <... mkdirat resumed>) = 0 [pid 3014] write(1, "executing program\n", 18 [pid 299] close(4 [pid 3013] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3014] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 [pid 3016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3013] <... mount resumed>) = 0 [pid 299] rmdir("./533/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3014] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3013] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3016] chdir("./540") = 0 [pid 3016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3013] <... openat resumed>) = 3 [pid 3014] <... close_range resumed>) = 0 [pid 299] getdents64(3 [pid 3016] <... prctl resumed>) = 0 [pid 3014] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3013] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3016] setpgid(0, 0) = 0 [pid 3016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 3013] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3014] <... mkdirat resumed>) = 0 [pid 299] close(3 [pid 3016] write(3, "1000", 4 [pid 3013] openat(AT_FDCWD, NULL, O_WRONLY [pid 3014] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 3016] <... write resumed>) = 4 [pid 3016] close(3) = 0 [pid 3014] <... mount resumed>) = 0 [pid 299] rmdir("./533" [pid 3013] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3013] creat(NULL, 0732 [pid 3014] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3013] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] mkdir("./534", 0777 [pid 3014] <... openat resumed>) = 3 [pid 3016] write(1, "executing program\n", 18 [pid 3013] exit_group(0 [pid 3014] write(3, "p:s/p ./file0:0", 15 [pid 3016] <... write resumed>) = 18 [pid 3016] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3016] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 3016] <... mkdirat resumed>) = 0 [pid 3013] <... exit_group resumed>) = ? [pid 3014] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3016] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3016] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3016] write(3, "p:s/p ./file0:0", 15 [pid 3013] +++ exited with 0 +++ [pid 3016] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3014] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3016] openat(AT_FDCWD, NULL, O_WRONLY [pid 3014] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3016] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3014] creat(NULL, 0732 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3016] creat(NULL, 0732 [pid 3014] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3014] exit_group(0 [pid 3016] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3016] exit_group(0) = ? [pid 3016] +++ exited with 0 +++ [pid 3014] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3017 attached [pid 3017] set_robust_list(0x555557559760, 24) = 0 [pid 3017] rt_sigprocmask(SIG_SETMASK, [] [pid 3014] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3017 [pid 302] <... openat resumed>) = 3 [pid 3017] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 3017] chdir("./534" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3017] <... chdir resumed>) = 0 [pid 302] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3017] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./565/binderfs" [pid 3017] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3017] <... setpgid resumed>) = 0 [pid 302] unlink("./565/binderfs" [pid 3017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... unlink resumed>) = 0 [pid 3017] write(3, "1000", 4 [pid 302] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3017] <... write resumed>) = 4 [pid 3017] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 3017] <... close resumed>) = 0 [pid 302] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3017] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3017] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./565/tracing" [pid 3017] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3017] <... write resumed>) = 18 executing program [pid 302] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3017] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3017] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./565/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3017] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 3017] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 3017] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3017] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 3017] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3017] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 3017] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3017] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 3017] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 3017] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./565/tracing" [pid 3017] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3017] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 3017] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 3017] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] close(3) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./565" [pid 300] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./566", 0777 [pid 300] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 298] fstat(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3018 attached [pid 301] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3018] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3018 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./540/binderfs" [pid 298] umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3018] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] unlink("./540/binderfs" [pid 301] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./524/binderfs" [pid 3018] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3018] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./524/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3018] chdir("./566" [pid 301] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./546/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3018] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./540/tracing" [pid 301] unlink("./546/binderfs" [pid 298] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3018] setpgid(0, 0 [pid 298] newfstatat(AT_FDCWD, "./524/tracing" [pid 300] openat(AT_FDCWD, "./540/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./524/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./546/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./524/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 3018] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./546/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 300] close(4 [pid 301] getdents64(4 [pid 3018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] rmdir("./540/tracing" [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3018] <... openat resumed>) = 3 [pid 3018] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 301] rmdir("./546/tracing" [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 3018] <... write resumed>) = 4 [pid 3018] close(3) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./524/tracing" [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 3018] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./540" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 3018] write(1, "executing program\n", 18) = 18 [pid 3018] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3018] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3018] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] mkdir("./541", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./546" [pid 299] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3018] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... mkdir resumed>) = 0 [pid 3018] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 3018] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3018] write(3, "p:s/p ./file0:0", 15 [pid 301] mkdir("./547", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 3018] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] rmdir("./524" [pid 3018] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3018] creat(NULL, 0732 [pid 301] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 3018] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3018] exit_group(0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3018] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3019 attached [pid 3018] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 298] mkdir("./525", 0777 [pid 3019] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3019 [pid 3019] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3020 attached [pid 3019] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3020 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./534/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./534/binderfs" [pid 3020] set_robust_list(0x555557559760, 24) = 0 [pid 3020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3020] chdir("./547") = 0 [pid 3020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3021 [pid 3020] <... prctl resumed>) = 0 [pid 299] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3020] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3020] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./534/tracing" [pid 3020] <... openat resumed>) = 3 [pid 3019] chdir("./541" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3020] write(3, "1000", 4 [pid 299] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3020] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3020] close(3 [pid 299] openat(AT_FDCWD, "./534/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3020] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3020] symlink("/dev/binderfs", "./binderfs" [pid 299] fstat(4 [pid 3020] <... symlink resumed>) = 0 [pid 3019] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3020] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 3020] <... write resumed>) = 18 [pid 3020] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3020] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 3020] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3020] <... mkdirat resumed>) = 0 [pid 3019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] close(4 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 3020] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 3020] <... mount resumed>) = 0 [pid 299] rmdir("./534/tracing" [pid 302] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3020] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3020] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3020] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] close(3 [pid 302] fstat(3 [pid 3020] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 3020] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] rmdir("./534" [pid 3020] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3020] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./535", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3020] exit_group(0) = ? [pid 3020] +++ exited with 0 +++ [pid 3019] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./566/binderfs" [pid 299] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3021 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] unlink("./566/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3021] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3021] <... set_robust_list resumed>) = 0 [pid 3021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3021] chdir("./525") = 0 [pid 3021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3021] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3022 [pid 302] <... umount2 resumed>) = 0 [pid 3021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3019] setpgid(0, 0 [pid 302] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3019] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./566/tracing" [pid 3021] <... openat resumed>) = 3 [pid 3019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3021] write(3, "1000", 4 [pid 302] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3021] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3019] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./566/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3021] close(3) = 0 [pid 3019] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 3021] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(4 [pid 3019] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3021] <... symlink resumed>) = 0 [pid 3019] close(3 [pid 302] getdents64(4 [pid 3021] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3019] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 3021] <... write resumed>) = 18 executing program [pid 3019] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3021] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(4 [pid 3021] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3021] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3019] <... symlink resumed>) = 0 [pid 302] rmdir("./566/tracing" [pid 3021] <... mkdirat resumed>) = 0 [pid 3019] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 executing program [pid 3021] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 3019] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3021] <... mount resumed>) = 0 [pid 3019] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 [pid 3021] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3019] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3021] <... openat resumed>) = 3 [pid 302] rmdir("./566" [pid 3019] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3021] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3021] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 3021] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./567", 0777 [pid 3021] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3021] exit_group(0) = ? [pid 302] <... mkdir resumed>) = 0 [pid 3021] +++ exited with 0 +++ [pid 3019] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3019] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3022 attached [pid 3022] set_robust_list(0x555557559760, 24) = 0 [pid 3022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3022] chdir("./535") = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3023 [pid 3019] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3019] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3022] <... prctl resumed>) = 0 [pid 3022] setpgid(0, 0) = 0 [pid 301] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3019] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3019] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3022] <... openat resumed>) = 3 [pid 3019] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 3019] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3019] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3022] write(3, "1000", 4) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3019] creat(NULL, 0732 [pid 298] umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3022] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3019] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./547/binderfs" [pid 298] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3019] exit_group(0 [pid 301] unlink("./547/binderfs" [pid 298] fstat(3 [pid 3022] <... close resumed>) = 0 [pid 3022] symlink("/dev/binderfs", "./binderfs" [pid 3019] <... exit_group resumed>) = ? [pid 301] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3022] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./547/tracing" [pid 298] newfstatat(AT_FDCWD, "./525/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./525/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3022] write(1, "executing program\n", 18) = 18 [pid 3022] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./547/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3019] +++ exited with 0 +++ executing program [pid 298] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 3022] <... close_range resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 3022] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./525/tracing" [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./525/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./525/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./547/tracing"ci2-android-5-10/strace-static-x86_64: Process 3023 attached [pid 3022] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3023] set_robust_list(0x555557559760, 24 [pid 3022] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3023] <... set_robust_list resumed>) = 0 [pid 3022] <... mount resumed>) = 0 [pid 301] getdents64(3 [pid 298] fstat(4 [pid 3023] rt_sigprocmask(SIG_SETMASK, [] [pid 3022] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 298] getdents64(4 [pid 3023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3022] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3023] chdir("./567" [pid 3022] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./547" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3023] <... chdir resumed>) = 0 [pid 3022] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3022] openat(AT_FDCWD, NULL, O_WRONLY [pid 3023] <... prctl resumed>) = 0 [pid 3022] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3023] setpgid(0, 0 [pid 3022] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 3023] <... setpgid resumed>) = 0 [pid 3022] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./548", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3022] exit_group(0 [pid 3023] <... openat resumed>) = 3 [pid 3022] <... exit_group resumed>) = ? [pid 3023] write(3, "1000", 4 [pid 3022] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 3023] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./525/tracing" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3023] close(3) = 0 [pid 3023] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3023] write(1, "executing program\n", 18) = 18 [pid 3023] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3024 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3023] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 299] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./525" [pid 299] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3023] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 298] mkdir("./526", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3023] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3023] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3023] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3023] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3023] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3023] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3023] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./535/binderfs" [pid 3023] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3025 attached [pid 3023] +++ exited with 0 +++ [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3025 [pid 299] unlink("./535/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3024 attached [pid 3024] set_robust_list(0x555557559760, 24 [pid 299] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = 0 [pid 3024] <... set_robust_list resumed>) = 0 [pid 299] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3024] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3024] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./535/tracing" [pid 3024] chdir("./548" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3024] <... chdir resumed>) = 0 [pid 299] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3024] <... prctl resumed>) = 0 [pid 299] openat(AT_FDCWD, "./535/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3024] setpgid(0, 0 [pid 299] <... openat resumed>) = 4 [pid 3024] <... setpgid resumed>) = 0 [pid 299] fstat(4 [pid 3024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3024] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 3024] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3024] <... write resumed>) = 4 [pid 3024] close(3) = 0 [pid 302] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 302] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] fstat(3 [pid 299] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./535/tracing" [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 3024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./541/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./567/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./541/binderfs" [pid 299] close(3 [pid 302] unlink("./567/binderfs" [pid 3024] write(1, "executing program\n", 18 [pid 300] <... unlink resumed>) = 0 [pid 3024] <... write resumed>) = 18 [pid 3024] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3024] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 executing program [pid 300] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./535" [pid 302] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3024] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./541/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./567/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./536", 0777 [pid 302] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3024] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./541/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./567/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 3024] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3024] <... openat resumed>) = 3 [pid 3024] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3024] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3024] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3026 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3024] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3024] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 302] rmdir("./567/tracing" [pid 300] <... close resumed>) = 0 [pid 3024] <... exit_group resumed>) = ? [pid 3025] set_robust_list(0x555557559760, 24 [pid 3024] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./541/tracing" [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3026 attached [pid 3026] set_robust_list(0x555557559760, 24 [pid 300] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 302] close(3 [pid 3026] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 300] close(3 [pid 302] rmdir("./567" [pid 300] <... close resumed>) = 0 [pid 3026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3026] chdir("./536" [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./541" [pid 302] mkdir("./568", 0777 [pid 3026] <... chdir resumed>) = 0 [pid 3026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3026] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3026] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 300] mkdir("./542", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3026] <... write resumed>) = 4 [pid 3026] close(3) = 0 [pid 3026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3025] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3026] write(1, "executing program\n", 18) = 18 [pid 3026] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3026] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3027 [pid 3025] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3026] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3026] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3026] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3028 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3026] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 3026] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3026] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3026] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3026] exit_group(0 [pid 301] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3026] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./548/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3028 attached [pid 3026] +++ exited with 0 +++ [pid 3025] chdir("./526" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./548/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3027 attached [pid 3027] set_robust_list(0x555557559760, 24 [pid 3025] <... chdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3027] <... set_robust_list resumed>) = 0 [pid 3027] rt_sigprocmask(SIG_SETMASK, [] [pid 3025] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3025] setpgid(0, 0 [pid 301] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3027] chdir("./568" [pid 3025] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3027] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./548/tracing" [pid 3025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3027] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3027] setpgid(0, 0 [pid 3025] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./548/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3027] <... setpgid resumed>) = 0 [pid 3025] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 3027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3025] <... write resumed>) = 4 executing program executing program [pid 301] fstat(4 [pid 3027] <... openat resumed>) = 3 [pid 3025] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3028] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 3025] <... close resumed>) = 0 [pid 3027] write(3, "1000", 4 [pid 3025] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3027] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 3027] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3027] <... close resumed>) = 0 [pid 301] close(4 [pid 3027] symlink("/dev/binderfs", "./binderfs" [pid 3025] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3025] write(1, "executing program\n", 18 [pid 301] rmdir("./548/tracing" [pid 3027] <... symlink resumed>) = 0 [pid 3027] write(1, "executing program\n", 18 [pid 3025] <... write resumed>) = 18 [pid 301] <... rmdir resumed>) = 0 [pid 3027] <... write resumed>) = 18 [pid 3025] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 3027] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3025] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3027] <... close_range resumed>) = 0 [pid 301] close(3 [pid 3027] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3025] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 3027] <... mkdirat resumed>) = 0 [pid 3025] <... mkdirat resumed>) = 0 [pid 301] rmdir("./548" [pid 3027] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3027] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3025] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 3027] <... openat resumed>) = 3 [pid 301] mkdir("./549", 0777 [pid 3027] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3027] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3027] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 3025] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3027] exit_group(0 [pid 3025] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3027] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3025] <... openat resumed>) = 3 [pid 3027] +++ exited with 0 +++ [pid 3025] write(3, "p:s/p ./file0:0", 15 [pid 3028] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3029 attached [pid 3029] set_robust_list(0x555557559760, 24) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3029 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3029] chdir("./549" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3029] <... chdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] fstat(3 [pid 3029] <... prctl resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3029] setpgid(0, 0 [pid 299] getdents64(3 [pid 3025] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3029] <... setpgid resumed>) = 0 [pid 3025] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3025] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3025] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./536/binderfs" [pid 3028] rt_sigprocmask(SIG_SETMASK, [] [pid 3025] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./536/binderfs" [pid 3028] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3025] exit_group(0 [pid 3029] <... openat resumed>) = 3 [pid 3025] <... exit_group resumed>) = ? [pid 299] <... unlink resumed>) = 0 [pid 3028] chdir("./542" [pid 299] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3029] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 3029] close(3 [pid 299] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3029] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3029] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./536/tracing" [pid 3029] <... symlink resumed>) = 0 [pid 3025] +++ exited with 0 +++ [pid 3028] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3029] write(1, "executing program\n", 18 [pid 299] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3028] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3028] setpgid(0, 0 [pid 299] openat(AT_FDCWD, "./536/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3029] <... write resumed>) = 18 [pid 3028] <... setpgid resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3029] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(4 [pid 3029] <... close_range resumed>) = 0 executing program [pid 3028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3029] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] getdents64(4 [pid 3028] <... openat resumed>) = 3 [pid 3029] <... mkdirat resumed>) = 0 [pid 3028] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3029] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4 [pid 3028] <... write resumed>) = 4 [pid 3029] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3029] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3028] close(3 [pid 299] close(4 [pid 3029] <... openat resumed>) = 3 [pid 3028] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3029] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./536/tracing" [pid 3028] symlink("/dev/binderfs", "./binderfs" [pid 3029] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3029] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3029] creat(NULL, 0732 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3029] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3028] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3028] write(1, "executing program\n", 18 [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./536" [pid 3028] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 3 [pid 3029] exit_group(0) = ? executing program [pid 3029] +++ exited with 0 +++ [pid 3028] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 3028] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./537", 0777 [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3028] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3028] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./568/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3028] <... mount resumed>) = 0 [pid 3028] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./568/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3030 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3030 attached [pid 3028] <... openat resumed>) = 3 [pid 3028] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3030] set_robust_list(0x555557559760, 24 [pid 302] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3030] <... set_robust_list resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3030] rt_sigprocmask(SIG_SETMASK, [] [pid 3028] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 3030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./568/tracing" [pid 3028] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3030] chdir("./537" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3030] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./526/binderfs" [pid 3030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./568/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3030] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3030] setpgid(0, 0 [pid 302] <... openat resumed>) = 4 [pid 298] unlink("./526/binderfs" [pid 3030] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 3028] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3028] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 3030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3028] exit_group(0 [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 3028] <... exit_group resumed>) = ? [pid 3030] <... openat resumed>) = 3 [pid 3028] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./568/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3030] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./526/tracing" [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./526/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3030] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./526/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./568" [pid 298] <... openat resumed>) = 4 [pid 3030] close(3) = 0 [pid 3030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] mkdir("./569", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3030] write(1, "executing program\n", 18) = 18 [pid 3030] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3030] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3030] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3030] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3030] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3031 [pid 301] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3030] write(3, "p:s/p ./file0:0", 15 [pid 298] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3030] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 298] rmdir("./526/tracing" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3030] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3030] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 3030] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 3030] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./549/binderfs" [pid 298] rmdir("./526" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3030] +++ exited with 0 +++ [pid 301] unlink("./549/binderfs" [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3031 attached [pid 3031] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./527", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3031] <... set_robust_list resumed>) = 0 [pid 3031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3031] chdir("./569" [pid 298] <... mkdir resumed>) = 0 [pid 3031] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./549/tracing" [pid 3031] <... prctl resumed>) = 0 [pid 3031] setpgid(0, 0) = 0 [pid 3031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3031] write(3, "1000", 4 [pid 301] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3032 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3031] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./549/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3031] close(3 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 3031] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] getdents64(4 [pid 3031] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3031] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 3031] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./549/tracing" [pid 300] <... openat resumed>) = 3 [pid 3031] <... write resumed>) = 18 [pid 3031] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3031] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 executing program [pid 300] fstat(3 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 301] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 3031] <... mkdirat resumed>) = 0 [pid 301] rmdir("./549" [pid 300] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3031] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3031] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./550", 0777 [pid 300] newfstatat(AT_FDCWD, "./542/binderfs" [pid 3031] <... openat resumed>) = 3 [pid 3031] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./542/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3031] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3031] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3031] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3031] exit_group(0) = ? [pid 3031] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3033 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3033 [pid 300] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./542/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3032 attached [pid 300] openat(AT_FDCWD, "./542/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 300] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3032] set_robust_list(0x555557559760, 24) = 0 [pid 3032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3032] chdir("./527" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] getdents64(4 [pid 3032] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./537/binderfs" [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] unlink("./537/binderfs" [pid 300] rmdir("./542/tracing" [pid 3032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3032] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 3032] <... setpgid resumed>) = 0 [pid 3032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3032] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 299] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./542" [pid 299] newfstatat(AT_FDCWD, "./537/tracing" [pid 3032] <... write resumed>) = 4 [pid 3032] close(3) = 0 [pid 3032] symlink("/dev/binderfs", "./binderfs" [pid 3033] set_robust_list(0x555557559760, 24 [pid 3032] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./543", 0777 [pid 299] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3032] write(1, "executing program\n", 18) = 18 [pid 3032] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3032] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3033] <... set_robust_list resumed>) = 0 [pid 3032] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 299] openat(AT_FDCWD, "./537/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3032] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 3032] <... mount resumed>) = 0 [pid 3032] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3032] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3034 [pid 3032] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 3032] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 3032] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3032] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./537/tracing" [pid 302] <... openat resumed>) = 3 [pid 3032] exit_group(0) = ? [pid 3033] rt_sigprocmask(SIG_SETMASK, [] [pid 3032] +++ exited with 0 +++ [pid 302] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./537" [pid 302] newfstatat(AT_FDCWD, "./569/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3034 attached [pid 3034] set_robust_list(0x555557559760, 24) = 0 [pid 3034] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] unlink("./569/binderfs" [pid 299] mkdir("./538", 0777 [pid 3034] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3034] chdir("./543" [pid 302] <... unlink resumed>) = 0 [pid 3034] <... chdir resumed>) = 0 [pid 3034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3034] setpgid(0, 0) = 0 [pid 3034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 3034] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./569/tracing" [pid 3034] write(3, "1000", 4) = 4 [pid 3034] close(3) = 0 [pid 3034] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3035 [pid 302] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./569/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3034] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 3034] <... write resumed>) = 18 [pid 3033] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 298] fstat(3 [pid 3034] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3033] chdir("./550" [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 3033] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3034] <... close_range resumed>) = 0 [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 298] umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3033] <... prctl resumed>) = 0 [pid 302] rmdir("./569/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3034] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3033] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./527/binderfs" [pid 3033] <... setpgid resumed>) = 0 [pid 3034] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] unlink("./527/binderfs" [pid 302] close(3 [pid 3034] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3033] <... openat resumed>) = 3 [pid 302] rmdir("./569" [pid 298] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3034] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3034] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 3033] write(3, "1000", 4 [pid 3034] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = 0 [pid 302] mkdir("./570", 0777 [pid 3033] <... write resumed>) = 4 [pid 298] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3034] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3034] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3034] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 3033] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3034] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3033] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./527/tracing" [pid 3034] +++ exited with 0 +++ [pid 3033] symlink("/dev/binderfs", "./binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3036 [pid 298] umount2("./527/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./527/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3033] <... symlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3035 attached [pid 3033] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 executing program [pid 3035] set_robust_list(0x555557559760, 24 [pid 3033] <... write resumed>) = 18 [pid 298] fstat(4 [pid 3035] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3033] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3035] rt_sigprocmask(SIG_SETMASK, [] [pid 3033] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 3035] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3035] chdir("./538" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3033] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(4 [pid 3035] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] close(4 [pid 3035] <... prctl resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3035] setpgid(0, 0 [pid 298] rmdir("./527/tracing" [pid 3035] <... setpgid resumed>) = 0 [pid 3035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3033] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3035] write(3, "1000", 4 [pid 3033] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3 [pid 3035] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3035] close(3 [pid 298] close(3 [pid 3035] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3033] <... mount resumed>) = 0 [pid 298] rmdir("./527" [pid 3035] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3033] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 3035] write(1, "executing program\n", 18 [pid 298] mkdir("./528", 0777 [pid 3033] <... openat resumed>) = 3 [pid 3035] <... write resumed>) = 18 [pid 3035] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3035] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3036 attached ) = 0 [pid 3033] write(3, "p:s/p ./file0:0", 15 [pid 298] <... mkdir resumed>) = 0 [pid 3035] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3035] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3033] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3035] <... openat resumed>) = 3 [pid 3035] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3035] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3035] creat(NULL, 0732 [pid 300] <... restart_syscall resumed>) = 0 [pid 3033] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3037 [pid 3035] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3035] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3033] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3035] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3033] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3036] set_robust_list(0x555557559760, 24 [pid 3035] +++ exited with 0 +++ [pid 3033] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3033] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 3033] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3037 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3037] set_robust_list(0x555557559760, 24 [pid 300] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3037] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3037] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./543/binderfs" [pid 3037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3033] +++ exited with 0 +++ [pid 300] unlink("./543/binderfs" [pid 3037] chdir("./528") = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3037] setpgid(0, 0 [pid 300] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3037] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] newfstatat(AT_FDCWD, "./543/tracing" [pid 3036] <... set_robust_list resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3037] <... openat resumed>) = 3 [pid 300] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3037] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3037] <... write resumed>) = 4 [pid 300] openat(AT_FDCWD, "./543/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3036] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 3036] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 3037] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3036] chdir("./570" [pid 300] getdents64(4 [pid 3037] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3036] <... chdir resumed>) = 0 [pid 300] getdents64(4 [pid 3037] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 3037] <... symlink resumed>) = 0 [pid 3036] <... prctl resumed>) = 0 executing program [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./543/tracing" [pid 3037] write(1, "executing program\n", 18) = 18 [pid 3037] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3037] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 3036] setpgid(0, 0 [pid 299] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3036] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3037] <... mkdirat resumed>) = 0 [pid 3036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(3 [pid 299] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3037] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 300] rmdir("./543" [pid 299] fstat(3 [pid 3037] <... mount resumed>) = 0 [pid 3037] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3036] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3036] write(3, "1000", 4 [pid 300] mkdir("./544", 0777 [pid 299] getdents64(3 [pid 3037] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3037] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 3037] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3036] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3036] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3037] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3036] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./538/binderfs" [pid 3037] exit_group(0) = ? [pid 3037] +++ exited with 0 +++ [pid 3036] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3038 [pid 299] unlink("./538/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3038 attached [pid 3038] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3038] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3036] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3036] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./538/tracing" [pid 3038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 3036] <... write resumed>) = 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 3036] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3036] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] openat(AT_FDCWD, "./538/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3038] chdir("./544" executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3036] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 3038] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./550/binderfs" [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./550/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3038] <... prctl resumed>) = 0 [pid 3038] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 301] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 3036] <... mkdirat resumed>) = 0 [pid 301] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3036] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./538/tracing" [pid 301] newfstatat(AT_FDCWD, "./550/tracing" [pid 3038] <... openat resumed>) = 3 [pid 3038] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 3038] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3036] <... mount resumed>) = 0 [pid 301] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3036] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 301] openat(AT_FDCWD, "./550/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3036] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 3036] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(4 [pid 299] rmdir("./538" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3038] close(3) = 0 [pid 3038] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3036] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 3038] write(1, "executing program\n", 18 [pid 3036] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] mkdir("./539", 0777 [pid 301] getdents64(4 [pid 3038] <... write resumed>) = 18 [pid 3038] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3038] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3036] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 3036] creat(NULL, 0732 [pid 301] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 executing program [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3036] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./550/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3038] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3038] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3038] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3036] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3039 [pid 3036] <... exit_group resumed>) = ? [pid 301] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 3038] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./550" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3038] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3038] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./551", 0777 [pid 298] openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3038] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3038] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 3038] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3040 [pid 298] umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3039 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./528/binderfs" [pid 3036] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./528/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3039] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3039] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3039] chdir("./539" [pid 298] <... umount2 resumed>) = 0 [pid 3039] <... chdir resumed>) = 0 [pid 298] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3039] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./528/tracing" [pid 3039] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3039] <... setpgid resumed>) = 0 [pid 298] umount2("./528/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3040 attached [pid 298] openat(AT_FDCWD, "./528/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3039] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 3039] write(3, "1000", 4 [pid 298] fstat(4 [pid 3039] <... write resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3040] set_robust_list(0x555557559760, 24 [pid 3039] close(3 [pid 298] getdents64(4 [pid 3039] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3039] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 3040] <... set_robust_list resumed>) = 0 [pid 3039] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3040] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3039] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 3039] <... write resumed>) = 18 [pid 298] rmdir("./528/tracing" [pid 3039] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3039] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3040] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3039] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3039] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3039] <... mount resumed>) = 0 [pid 298] close(3 [pid 3040] chdir("./551" [pid 298] <... close resumed>) = 0 [pid 3039] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./528" [pid 3039] <... openat resumed>) = 3 [pid 3039] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3039] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3039] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] mkdir("./529", 0777 [pid 3039] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3039] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 3039] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3040] <... chdir resumed>) = 0 [pid 3039] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3041 ci2-android-5-10/strace-static-x86_64: Process 3041 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./570/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3041] set_robust_list(0x555557559760, 24 [pid 302] unlink("./570/binderfs" [pid 300] <... openat resumed>) = 3 [pid 3040] <... prctl resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] fstat(3 [pid 302] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3040] setpgid(0, 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3040] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./570/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3040] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./570/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 3040] write(3, "1000", 4 [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./544/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3040] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3040] close(3 [pid 302] getdents64(4 [pid 300] unlink("./544/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3040] <... close resumed>) = 0 [pid 302] rmdir("./570/tracing" [pid 3040] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 3041] <... set_robust_list resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3041] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./570" [pid 299] <... restart_syscall resumed>) = 0 [pid 3041] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3040] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3041] chdir("./529" [pid 3040] write(1, "executing program\n", 18 executing program [pid 302] mkdir("./571", 0777 [pid 300] newfstatat(AT_FDCWD, "./544/tracing" [pid 3041] <... chdir resumed>) = 0 [pid 3040] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 3041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3040] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3041] <... prctl resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3041] setpgid(0, 0 [pid 3040] <... close_range resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3041] <... setpgid resumed>) = 0 [pid 3040] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3042 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3041] <... openat resumed>) = 3 [pid 3040] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./544/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3041] write(3, "1000", 4 [pid 3040] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 3041] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 3041] close(3 [pid 3040] <... mount resumed>) = 0 [pid 300] fstat(4 [pid 299] fstat(3 [pid 3040] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3040] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 3041] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3040] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3041] symlink("/dev/binderfs", "./binderfs" [pid 3040] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 3040] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3040] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3040] creat(NULL, 0732 [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./539/binderfs" [pid 3040] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3040] exit_group(0 [pid 300] rmdir("./544/tracing" [pid 299] unlink("./539/binderfs" [pid 3041] <... symlink resumed>) = 0 [pid 3041] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 3041] <... write resumed>) = 18 [pid 3041] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(3 [pid 3040] <... exit_group resumed>) = ? [pid 299] <... unlink resumed>) = 0 [pid 3041] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3041] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3040] +++ exited with 0 +++ [pid 300] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 3041] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./544" [pid 3041] <... mount resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./539/tracing" [pid 3041] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./545", 0777 [pid 299] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3041] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3041] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3041] creat(NULL, 0732 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3041] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./539/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3041] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3041] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3042 attached [pid 3041] +++ exited with 0 +++ [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3043 [pid 299] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3043 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3043] set_robust_list(0x555557559760, 24 [pid 299] close(4 [pid 3043] <... set_robust_list resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3043] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./539/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 3042] set_robust_list(0x555557559760, 24 [pid 3043] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3043] chdir("./545") = 0 [pid 3043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3043] <... prctl resumed>) = 0 [pid 3043] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3043] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./539" [pid 3043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 3 [pid 3043] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 299] mkdir("./540", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3043] write(3, "1000", 4) = 4 [pid 3043] close(3) = 0 [pid 3043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3042] <... set_robust_list resumed>) = 0 [pid 298] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3043] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3043] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3043] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3043] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] newfstatat(AT_FDCWD, "./529/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3044 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3043] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] unlink("./529/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3043] <... mount resumed>) = 0 [pid 298] <... unlink resumed>) = 0 executing program [pid 3043] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3043] <... openat resumed>) = 3 [pid 3043] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = 0 [pid 3043] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3042] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3043] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./529/tracing" [pid 3043] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3043] creat(NULL, 0732 [pid 298] umount2("./529/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3043] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3043] exit_group(0 [pid 298] openat(AT_FDCWD, "./529/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3043] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 4 [pid 3043] +++ exited with 0 +++ [pid 3042] chdir("./571" [pid 298] fstat(4 [pid 3042] <... chdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 3042] <... prctl resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3042] setpgid(0, 0 [pid 298] getdents64(4 [pid 3042] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3044 attached [pid 298] close(4 [pid 3044] set_robust_list(0x555557559760, 24 [pid 298] <... close resumed>) = 0 [pid 3042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./529/tracing" [pid 3044] <... set_robust_list resumed>) = 0 [pid 3044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3042] <... openat resumed>) = 3 [pid 3042] write(3, "1000", 4 [pid 298] close(3 [pid 301] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3042] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./529" [pid 3042] close(3 [pid 301] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3044] chdir("./540") = 0 [pid 3044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 3044] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3042] <... close resumed>) = 0 [pid 301] fstat(3 [pid 298] mkdir("./530", 0777 [pid 3042] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3044] setpgid(0, 0) = 0 [pid 3044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 3044] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3042] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3042] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./551/binderfs" [pid 3044] <... write resumed>) = 4 [pid 3044] close(3) = 0 executing program [pid 3044] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3042] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./551/binderfs" [pid 3042] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3045 [pid 3044] write(1, "executing program\n", 18) = 18 [pid 301] <... unlink resumed>) = 0 [pid 3044] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3042] <... close_range resumed>) = 0 [pid 301] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3044] <... close_range resumed>) = 0 [pid 3044] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = 0 [pid 3042] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3044] <... mkdirat resumed>) = 0 [pid 3042] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3044] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./551/tracing" [pid 3042] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3044] <... mount resumed>) = 0 [pid 301] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3042] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3044] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3042] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] openat(AT_FDCWD, "./551/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3044] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 3042] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 3044] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3042] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 3044] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3042] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 3044] openat(AT_FDCWD, NULL, O_WRONLY [pid 3042] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3044] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3042] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 3044] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 3042] creat(NULL, 0732 [pid 301] rmdir("./551/tracing" [pid 3044] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3044] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 3042] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3044] +++ exited with 0 +++ [pid 3042] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3042] <... exit_group resumed>) = ? [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3045 attached ) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./551" [pid 300] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3045] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./552", 0777 [pid 300] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3045] chdir("./530" [pid 301] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3045] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 3045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3045] setpgid(0, 0) = 0 [pid 3045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3046 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3045] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./545/binderfs" [pid 3045] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3042] +++ exited with 0 +++ [pid 300] unlink("./545/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3045] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3045] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3045] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3045] write(1, "executing program\n", 18 [pid 300] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3045] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3045] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] newfstatat(AT_FDCWD, "./545/tracing" [pid 3045] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3045] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./545/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3045] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 3045] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 300] getdents64(4 [pid 3045] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3045] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./545/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3045] <... openat resumed>) = 3 [pid 3045] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./540/binderfs" [pid 300] getdents64(3 [pid 3045] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] unlink("./540/binderfs" [pid 300] close(3 [pid 3045] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3045] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./545" [pid 3045] exit_group(0) = ? [pid 3045] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] mkdir("./546", 0777 [pid 299] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3046 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./540/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3046] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./571/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3047 [pid 299] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./571/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3047 attached [pid 302] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./540/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3046] <... set_robust_list resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./571/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3047] set_robust_list(0x555557559760, 24 [pid 3046] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3046] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3046] chdir("./552" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3046] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./571/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3047] <... set_robust_list resumed>) = 0 [pid 3046] <... prctl resumed>) = 0 [pid 302] fstat(4 [pid 299] getdents64(4 [pid 3046] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3046] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 3046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 3047] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3046] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 3046] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3046] <... write resumed>) = 4 [pid 302] close(4 [pid 299] rmdir("./540/tracing" [pid 3046] close(3 [pid 302] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3046] <... close resumed>) = 0 [pid 302] rmdir("./571/tracing" [pid 3047] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3046] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3047] chdir("./546" [pid 3046] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 298] fstat(3 [pid 3046] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 3046] <... write resumed>) = 18 executing program [pid 302] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3047] <... chdir resumed>) = 0 [pid 3046] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3046] <... close_range resumed>) = 0 [pid 302] rmdir("./571" [pid 299] close(3 [pid 298] getdents64(3 [pid 3047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3046] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 3047] <... prctl resumed>) = 0 [pid 3046] <... mkdirat resumed>) = 0 [pid 302] mkdir("./572", 0777 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3047] setpgid(0, 0 [pid 3046] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 299] rmdir("./540" [pid 3047] <... setpgid resumed>) = 0 [pid 3046] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3046] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3046] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./541", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3046] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3048 [pid 3046] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./530/binderfs" [pid 3046] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3047] <... openat resumed>) = 3 [pid 3046] creat(NULL, 0732 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3047] write(3, "1000", 4 [pid 3046] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./530/binderfs" [pid 3046] exit_group(0) = ? [pid 3047] <... write resumed>) = 4 [pid 3046] +++ exited with 0 +++ [pid 298] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3049 [pid 298] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3047] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3047] <... close resumed>) = 0 [pid 298] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3047] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3049 attached [pid 298] newfstatat(AT_FDCWD, "./530/tracing" [pid 3049] set_robust_list(0x555557559760, 24 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3049] <... set_robust_list resumed>) = 0 [pid 298] umount2("./530/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3047] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3049] rt_sigprocmask(SIG_SETMASK, [] [pid 3047] write(1, "executing program\n", 18 [pid 298] openat(AT_FDCWD, "./530/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3047] <... write resumed>) = 18 [pid 298] <... openat resumed>) = 4 [pid 3049] chdir("./541" [pid 3047] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3048 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3047] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 3049] <... chdir resumed>) = 0 [pid 3049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3047] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(4 [pid 3049] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 3049] <... setpgid resumed>) = 0 [pid 298] rmdir("./530/tracing" [pid 3049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3047] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3049] write(3, "1000", 4 [pid 298] getdents64(3 [pid 3047] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3049] <... write resumed>) = 4 [pid 298] close(3 [pid 3049] close(3 [pid 298] <... close resumed>) = 0 [pid 3049] <... close resumed>) = 0 [pid 298] rmdir("./530" [pid 3047] <... mount resumed>) = 0 [pid 3049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3047] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] mkdir("./531", 0777 [pid 3049] write(1, "executing program\n", 18) = 18 [pid 3049] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3049] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 3047] <... openat resumed>) = 3 executing program [pid 3049] <... mkdirat resumed>) = 0 [pid 3047] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3048] set_robust_list(0x555557559760, 24 [pid 3049] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3047] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3047] openat(AT_FDCWD, NULL, O_WRONLY [pid 3049] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3049] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3049] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3049] creat(NULL, 0732 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3050 [pid 3047] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3049] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3047] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3049] exit_group(0 [pid 3047] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3049] <... exit_group resumed>) = ? [pid 3049] +++ exited with 0 +++ [pid 3048] <... set_robust_list resumed>) = 0 [pid 3047] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3047] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3050 attached [pid 3050] set_robust_list(0x555557559760, 24) = 0 [pid 3050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3050] chdir("./531" [pid 3047] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3050] <... chdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3050] setpgid(0, 0) = 0 [pid 3050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3048] rt_sigprocmask(SIG_SETMASK, [] [pid 3050] write(3, "1000", 4) = 4 [pid 3050] close(3) = 0 [pid 3050] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3048] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3050] write(1, "executing program\n", 18) = 18 executing program [pid 3050] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3050] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3048] chdir("./572" [pid 3050] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3048] <... chdir resumed>) = 0 [pid 3050] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3050] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3050] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3050] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3050] exit_group(0) = ? [pid 3050] +++ exited with 0 +++ [pid 3048] <... prctl resumed>) = 0 [pid 3048] setpgid(0, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3048] <... setpgid resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3048] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3048] write(3, "1000", 4 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 3048] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3048] close(3 [pid 301] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./552/binderfs" [pid 3048] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3048] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./552/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3048] <... symlink resumed>) = 0 executing program [pid 301] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./552/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3048] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 3048] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 3048] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3048] <... close_range resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3048] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(4) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] rmdir("./552/tracing" [pid 3048] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 3048] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 3048] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3048] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./552" [pid 3048] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3048] write(3, "p:s/p ./file0:0", 15 [pid 301] mkdir("./553", 0777 [pid 3048] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3048] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3048] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3048] creat(NULL, 0732 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3048] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./541/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3051 [pid 3048] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3048] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./541/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3048] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 299] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3051 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./546/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 3051] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./546/binderfs" [pid 299] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3051] <... set_robust_list resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./541/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./546/tracing" [pid 298] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 300] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./541/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./546/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 298] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 300] getdents64(4 [pid 298] umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./531/binderfs" [pid 300] close(4 [pid 299] close(4 [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./546/tracing" [pid 299] <... close resumed>) = 0 [pid 298] unlink("./531/binderfs" [pid 3051] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./541/tracing" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./546" [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3051] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] mkdir("./547", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 3051] chdir("./553" [pid 300] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3052 attached [pid 3051] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3052 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./541" [pid 298] newfstatat(AT_FDCWD, "./531/tracing" [pid 3052] set_robust_list(0x555557559760, 24 [pid 3051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./572/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3052] <... set_robust_list resumed>) = 0 [pid 3051] <... prctl resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3051] setpgid(0, 0 [pid 299] mkdir("./542", 0777 [pid 3052] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 298] umount2("./531/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./572/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./572/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3051] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./531/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./572/tracing" [pid 3052] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(3 [pid 3051] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./572") = 0 [pid 298] getdents64(4 [pid 3051] write(3, "1000", 4 [pid 302] mkdir("./573", 0777 [pid 3052] chdir("./547" [pid 3051] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3053 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3051] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3051] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 3051] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3052] <... chdir resumed>) = 0 [pid 3051] <... symlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3054 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3053 attached [pid 3053] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 3054 attached [pid 3053] rt_sigprocmask(SIG_SETMASK, [] [pid 3052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3051] write(1, "executing program\n", 18 [pid 298] close(4 [pid 3053] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3053] chdir("./542") = 0 [pid 3053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3053] setpgid(0, 0) = 0 executing program [pid 3053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3051] <... write resumed>) = 18 [pid 298] <... close resumed>) = 0 [pid 3052] <... prctl resumed>) = 0 [pid 3054] set_robust_list(0x555557559760, 24 [pid 3053] <... openat resumed>) = 3 [pid 3052] setpgid(0, 0 [pid 3051] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rmdir("./531/tracing" [pid 3053] write(3, "1000", 4) = 4 [pid 3053] close(3) = 0 [pid 3053] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3051] <... close_range resumed>) = 0 executing program [pid 3053] write(1, "executing program\n", 18) = 18 [pid 3053] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3053] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3054] <... set_robust_list resumed>) = 0 [pid 3053] <... mkdirat resumed>) = 0 [pid 3052] <... setpgid resumed>) = 0 [pid 3051] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(3 [pid 3053] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3053] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3051] <... mkdirat resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3053] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3051] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(3 [pid 3052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3053] openat(AT_FDCWD, NULL, O_WRONLY [pid 3051] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3051] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./531" [pid 3053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3053] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3053] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 3053] <... exit_group resumed>) = ? [pid 3051] <... openat resumed>) = 3 [pid 298] mkdir("./532", 0777 [pid 3053] +++ exited with 0 +++ [pid 3051] write(3, "p:s/p ./file0:0", 15 [pid 298] <... mkdir resumed>) = 0 [pid 3052] <... openat resumed>) = 3 [pid 3051] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3052] write(3, "1000", 4 [pid 3051] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3051] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3051] creat(NULL, 0732 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3051] <... creat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3055 attached [pid 3051] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3055 [pid 3051] <... exit_group resumed>) = ? [pid 3055] set_robust_list(0x555557559760, 24) = 0 [pid 3051] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3055] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3055] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3055] chdir("./532") = 0 [pid 3055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3055] setpgid(0, 0) = 0 [pid 3055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3052] <... write resumed>) = 4 [pid 3052] close(3 [pid 3054] rt_sigprocmask(SIG_SETMASK, [] [pid 3055] <... openat resumed>) = 3 [pid 3054] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3052] <... close resumed>) = 0 [pid 3055] write(3, "1000", 4) = 4 [pid 3055] close(3) = 0 [pid 3055] symlink("/dev/binderfs", "./binderfs" [pid 3052] symlink("/dev/binderfs", "./binderfs" [pid 3054] chdir("./573" [pid 3055] <... symlink resumed>) = 0 [pid 3052] <... symlink resumed>) = 0 executing program executing program [pid 3055] write(1, "executing program\n", 18) = 18 [pid 3055] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3055] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3052] write(1, "executing program\n", 18 [pid 3055] <... mkdirat resumed>) = 0 [pid 3054] <... chdir resumed>) = 0 [pid 3052] <... write resumed>) = 18 [pid 3055] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3052] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3055] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3055] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3054] <... prctl resumed>) = 0 [pid 3052] <... close_range resumed>) = 0 [pid 3055] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3055] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3055] exit_group(0 [pid 3052] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3055] <... exit_group resumed>) = ? [pid 3054] setpgid(0, 0 [pid 3052] <... mkdirat resumed>) = 0 [pid 3055] +++ exited with 0 +++ [pid 3052] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3052] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3052] <... openat resumed>) = 3 [pid 3054] <... setpgid resumed>) = 0 [pid 3052] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3052] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3052] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3052] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3052] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3052] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./553/binderfs" [pid 299] fstat(3 [pid 3052] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./553/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 3052] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./553/tracing" [pid 299] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3054] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./542/binderfs" [pid 3054] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./553/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 299] unlink("./542/binderfs" [pid 3054] <... write resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3054] close(3 [pid 299] <... unlink resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3054] <... close resumed>) = 0 [pid 301] close(4 [pid 3054] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] rmdir("./553/tracing" [pid 3054] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3054] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 299] newfstatat(AT_FDCWD, "./542/tracing" [pid 3054] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 executing program [pid 301] rmdir("./553" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3054] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./554", 0777 [pid 299] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3054] <... close_range resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./542/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3056 attached [pid 3054] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3056 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 3054] <... mkdirat resumed>) = 0 [pid 299] fstat(4 [pid 3056] set_robust_list(0x555557559760, 24 [pid 300] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3054] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3054] <... mount resumed>) = 0 [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3054] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 300] newfstatat(AT_FDCWD, "./547/binderfs" [pid 3054] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 3054] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./547/binderfs" [pid 299] rmdir("./542/tracing" [pid 3056] <... set_robust_list resumed>) = 0 [pid 3054] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3054] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3054] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 3054] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3054] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./547/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3054] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 298] <... openat resumed>) = 3 [pid 3054] <... exit_group resumed>) = ? [pid 300] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] fstat(3 [pid 300] openat(AT_FDCWD, "./547/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3054] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 299] rmdir("./542" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 300] close(4) = 0 [pid 300] rmdir("./547/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 3056] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] mkdir("./543", 0777 [pid 300] getdents64(3 [pid 298] umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./547" [pid 3056] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./548", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./532/binderfs" [pid 3056] chdir("./554" [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./532/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3058 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3057 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3056] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./532/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./573/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./573/binderfs" [pid 298] umount2("./532/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 298] openat(AT_FDCWD, "./532/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./573/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 302] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./573/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] getdents64(4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 3056] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] getdents64(4 [pid 3056] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3056] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] close(4 [pid 302] rmdir("./573/tracing" [pid 3056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./532/tracing" [pid 302] close(3) = 0 [pid 302] rmdir("./573" [pid 3056] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] mkdir("./574", 0777 [pid 3056] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3056] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3057 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3056] close(3 [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3059 attached [pid 3057] set_robust_list(0x555557559760, 24) = 0 [pid 3056] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3059 [pid 298] <... close resumed>) = 0 [pid 3059] set_robust_list(0x555557559760, 24 [pid 3057] rt_sigprocmask(SIG_SETMASK, [] [pid 3056] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rmdir("./532" [pid 3057] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3057] chdir("./543") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./533", 0777 [pid 3057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3057] setpgid(0, 0) = 0 executing program [pid 3057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 3056] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3057] write(3, "1000", 4 [pid 3056] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3057] <... write resumed>) = 4 [pid 3056] <... write resumed>) = 18 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3057] close(3) = 0 [pid 3057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3056] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3057] write(1, "executing program\n", 18 [pid 3056] <... close_range resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3060 [pid 3057] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3057] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3056] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3057] <... close_range resumed>) = 0 [pid 3057] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3056] <... mkdirat resumed>) = 0 [pid 3059] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3058 attached [pid 3057] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3058] set_robust_list(0x555557559760, 24 [pid 3057] <... mount resumed>) = 0 [pid 3056] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3059] rt_sigprocmask(SIG_SETMASK, [] [pid 3058] <... set_robust_list resumed>) = 0 [pid 3057] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3056] <... mount resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3060 attached [pid 3059] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3058] rt_sigprocmask(SIG_SETMASK, [] [pid 3057] <... openat resumed>) = 3 [pid 3056] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3058] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3057] write(3, "p:s/p ./file0:0", 15 [pid 3056] <... openat resumed>) = 3 [pid 3060] set_robust_list(0x555557559760, 24 [pid 3059] chdir("./574" [pid 3058] chdir("./548" [pid 3057] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3056] write(3, "p:s/p ./file0:0", 15 [pid 3058] <... chdir resumed>) = 0 [pid 3057] openat(AT_FDCWD, NULL, O_WRONLY [pid 3056] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3057] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3056] openat(AT_FDCWD, NULL, O_WRONLY [pid 3058] <... prctl resumed>) = 0 [pid 3057] creat(NULL, 0732 [pid 3056] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3058] setpgid(0, 0 [pid 3057] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3056] creat(NULL, 0732 [pid 3058] <... setpgid resumed>) = 0 [pid 3057] exit_group(0 [pid 3056] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3057] <... exit_group resumed>) = ? [pid 3056] exit_group(0 [pid 3059] <... chdir resumed>) = 0 [pid 3056] <... exit_group resumed>) = ? [pid 3058] <... openat resumed>) = 3 [pid 3057] +++ exited with 0 +++ [pid 3056] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3059] <... prctl resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3059] setpgid(0, 0 [pid 3058] write(3, "1000", 4) = 4 [pid 3058] close(3) = 0 [pid 3059] <... setpgid resumed>) = 0 [pid 3058] symlink("/dev/binderfs", "./binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 3059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3058] <... symlink resumed>) = 0 [pid 3059] <... openat resumed>) = 3 [pid 3058] write(1, "executing program\n", 18 executing program [pid 3059] write(3, "1000", 4) = 4 [pid 3058] <... write resumed>) = 18 [pid 299] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3058] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3059] close(3 [pid 299] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3058] <... close_range resumed>) = 0 [pid 3059] <... close resumed>) = 0 [pid 3058] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 3 [pid 3060] <... set_robust_list resumed>) = 0 [pid 3059] symlink("/dev/binderfs", "./binderfs" [pid 3058] <... mkdirat resumed>) = 0 [pid 299] fstat(3 [pid 3058] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3059] <... symlink resumed>) = 0 [pid 3058] <... mount resumed>) = 0 [pid 299] getdents64(3 executing program [pid 3058] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3059] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3059] <... write resumed>) = 18 [pid 3058] <... openat resumed>) = 3 [pid 299] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3058] write(3, "p:s/p ./file0:0", 15 [pid 3059] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3059] <... close_range resumed>) = 0 [pid 3058] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] newfstatat(AT_FDCWD, "./543/binderfs" [pid 3058] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3059] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./543/binderfs" [pid 3058] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3058] creat(NULL, 0732 [pid 299] <... unlink resumed>) = 0 [pid 3058] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3058] exit_group(0) = ? [pid 299] <... umount2 resumed>) = 0 [pid 3060] rt_sigprocmask(SIG_SETMASK, [] [pid 3059] <... mkdirat resumed>) = 0 [pid 3058] +++ exited with 0 +++ [pid 299] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3059] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./543/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3059] <... mount resumed>) = 0 [pid 299] openat(AT_FDCWD, "./543/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3059] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(4 [pid 3059] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3059] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3059] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 3059] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./543/tracing" [pid 3059] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3059] creat(NULL, 0732 [pid 3060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 3059] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3060] chdir("./533" [pid 3059] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 3059] <... exit_group resumed>) = ? [pid 299] rmdir("./543" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./544", 0777 [pid 301] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3061 [pid 3060] <... chdir resumed>) = 0 [pid 3059] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./554/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3061 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./554/binderfs" [pid 3061] set_robust_list(0x555557559760, 24) = 0 [pid 3061] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 3061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3061] chdir("./544" [pid 301] <... umount2 resumed>) = 0 [pid 3061] <... chdir resumed>) = 0 [pid 301] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./554/tracing" [pid 3061] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3061] setpgid(0, 0 [pid 301] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3061] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3060] <... prctl resumed>) = 0 [pid 301] openat(AT_FDCWD, "./554/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3061] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 3060] setpgid(0, 0 [pid 301] fstat(4 [pid 3061] write(3, "1000", 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3061] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 3061] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3061] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3061] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3061] <... symlink resumed>) = 0 [pid 3060] <... setpgid resumed>) = 0 [pid 301] close(4 [pid 3061] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 3061] <... write resumed>) = 18 executing program [pid 301] rmdir("./554/tracing" [pid 3061] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3061] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3061] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] close(3 [pid 3061] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./554" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3061] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3061] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./555", 0777 [pid 300] <... openat resumed>) = 3 [pid 3061] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3061] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3061] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3061] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3061] +++ exited with 0 +++ [pid 300] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3060] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3062 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./548/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program executing program [pid 3060] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3060] <... write resumed>) = 4 [pid 300] unlink("./548/binderfs" [pid 3060] close(3ci2-android-5-10/strace-static-x86_64: Process 3062 attached [pid 3062] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 3060] <... close resumed>) = 0 [pid 300] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3062] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3060] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./548/tracing" [pid 3062] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3062] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3060] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./548/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3060] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 3060] <... write resumed>) = 18 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3060] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 3062] chdir("./555" [pid 3060] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3060] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] close(4 [pid 3062] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./548/tracing" [pid 3062] <... prctl resumed>) = 0 [pid 3062] setpgid(0, 0) = 0 [pid 3062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 3062] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3060] <... mkdirat resumed>) = 0 [pid 300] rmdir("./548" [pid 3062] write(3, "1000", 4) = 4 [pid 3062] close(3) = 0 [pid 3062] symlink("/dev/binderfs", "./binderfs" [pid 3060] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 3062] <... symlink resumed>) = 0 [pid 3060] <... mount resumed>) = 0 [pid 300] mkdir("./549", 0777 [pid 3062] write(1, "executing program\n", 18) = 18 [pid 3062] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3060] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 302] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3060] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3060] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./574/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3063 ci2-android-5-10/strace-static-x86_64: Process 3063 attached [pid 3060] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 3063] set_robust_list(0x555557559760, 24 [pid 3060] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3060] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3060] creat(NULL, 0732 [pid 302] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3060] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./574/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./574/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3063] <... set_robust_list resumed>) = 0 [pid 3060] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] fstat(4 [pid 3060] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./574/tracing" [pid 3063] rt_sigprocmask(SIG_SETMASK, [] [pid 3060] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 3063] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3062] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3063] chdir("./549" [pid 3062] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 299] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3062] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3062] <... mount resumed>) = 0 [pid 302] rmdir("./574" [pid 3063] <... chdir resumed>) = 0 [pid 3062] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3062] <... openat resumed>) = 3 [pid 302] mkdir("./575", 0777 [pid 3063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3062] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3063] <... prctl resumed>) = 0 [pid 3062] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3062] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3062] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3063] setpgid(0, 0 [pid 3062] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./544/binderfs" [pid 3062] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3064 ci2-android-5-10/strace-static-x86_64: Process 3064 attached [pid 3063] <... setpgid resumed>) = 0 [pid 3062] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3062] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./544/binderfs" [pid 3064] set_robust_list(0x555557559760, 24 [pid 3063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3062] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3063] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./544/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3063] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3063] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./544/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3063] close(3 [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3063] <... close resumed>) = 0 [pid 299] fstat(4 [pid 3063] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3063] <... symlink resumed>) = 0 [pid 301] fstat(3 [pid 299] getdents64(4 [pid 3063] write(1, "executing program\n", 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 299] close(4 executing program [pid 3063] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 3063] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./544/tracing" [pid 3064] <... set_robust_list resumed>) = 0 [pid 3063] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./555/binderfs" [pid 299] getdents64(3 [pid 3063] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] unlink("./555/binderfs" [pid 299] close(3) = 0 [pid 299] rmdir("./544" [pid 3063] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3063] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./545", 0777 [pid 3063] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3063] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3063] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./555/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3064] rt_sigprocmask(SIG_SETMASK, [] [pid 3063] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3065 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3065 attached [pid 3064] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3063] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3063] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3064] chdir("./575" [pid 3063] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./555/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3064] <... chdir resumed>) = 0 [pid 3063] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 3063] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3065] set_robust_list(0x555557559760, 24 [pid 3064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3063] exit_group(0 [pid 301] fstat(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3065] <... set_robust_list resumed>) = 0 [pid 3064] <... prctl resumed>) = 0 [pid 3063] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 3063] +++ exited with 0 +++ [pid 298] umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3064] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3064] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] close(4 [pid 298] openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] rmdir("./555/tracing" [pid 3064] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3064] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3064] <... write resumed>) = 4 [pid 301] getdents64(3 [pid 3064] close(3 [pid 298] getdents64(3 [pid 3064] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(3 [pid 3064] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./555" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3064] <... symlink resumed>) = 0 [pid 3064] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./556", 0777 [pid 3064] <... write resumed>) = 18 [pid 298] unlink("./533/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 3064] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3064] <... close_range resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3064] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3066 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3066 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./533/tracing" [pid 3066] set_robust_list(0x555557559760, 24) = 0 [pid 3066] rt_sigprocmask(SIG_SETMASK, [] [pid 3064] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3066] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./533/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3064] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3066] chdir("./556" [pid 298] openat(AT_FDCWD, "./533/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3064] <... mount resumed>) = 0 [pid 3066] <... chdir resumed>) = 0 [pid 3064] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... openat resumed>) = 4 [pid 3066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] fstat(4 [pid 3064] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3064] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 3066] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3066] setpgid(0, 0 [pid 3064] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(4 [pid 3066] <... setpgid resumed>) = 0 [pid 3064] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3064] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] close(4 [pid 3066] <... openat resumed>) = 3 [pid 3065] rt_sigprocmask(SIG_SETMASK, [] [pid 3064] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 3066] write(3, "1000", 4 [pid 298] rmdir("./533/tracing" [pid 3064] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3066] <... write resumed>) = 4 [pid 3066] close(3) = 0 [pid 3066] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3065] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3064] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 3066] write(1, "executing program\n", 18 executing program [pid 298] getdents64(3 [pid 3064] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3066] <... write resumed>) = 18 [pid 298] close(3 [pid 3066] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3066] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3064] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./533" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3066] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3066] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 3066] <... openat resumed>) = 3 [pid 298] mkdir("./534", 0777 [pid 3066] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3066] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3066] creat(NULL, 0732 [pid 298] <... mkdir resumed>) = 0 [pid 3066] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3066] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3066] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3066] +++ exited with 0 +++ [pid 3065] chdir("./545" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3067 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3067 attached [pid 3067] set_robust_list(0x555557559760, 24) = 0 [pid 3067] rt_sigprocmask(SIG_SETMASK, [] [pid 3065] <... chdir resumed>) = 0 [pid 3067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3067] chdir("./534") = 0 [pid 3067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3067] setpgid(0, 0) = 0 [pid 3065] <... prctl resumed>) = 0 [pid 3067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3065] setpgid(0, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./549/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./549/binderfs" [pid 3065] <... setpgid resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./549/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./549/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3067] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3067] write(3, "1000", 4 [pid 3065] <... openat resumed>) = 3 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3067] <... write resumed>) = 4 [pid 3065] write(3, "1000", 4 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./549/tracing" [pid 3067] close(3 [pid 3065] <... write resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 3067] <... close resumed>) = 0 [pid 3065] close(3 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./549" [pid 3067] symlink("/dev/binderfs", "./binderfs" [pid 3065] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./550", 0777 [pid 3067] <... symlink resumed>) = 0 [pid 3065] symlink("/dev/binderfs", "./binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 3067] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3067] <... write resumed>) = 18 [pid 3065] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3068 attached [pid 3067] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3065] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3068 [pid 3067] <... close_range resumed>) = 0 [pid 3065] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3065] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3067] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3065] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3065] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3067] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3067] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3065] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 301] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3065] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3067] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3067] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3065] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./575/binderfs" [pid 301] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./575/binderfs" [pid 3067] <... openat resumed>) = 3 [pid 3065] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3067] write(3, "p:s/p ./file0:0", 15 [pid 3065] <... openat resumed>) = 3 [pid 302] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3067] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3065] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 3067] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3067] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3065] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./556/binderfs" [pid 3067] creat(NULL, 0732 [pid 3065] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./575/tracing" [pid 3067] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3065] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3067] exit_group(0 [pid 3065] creat(NULL, 0732 [pid 302] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./556/binderfs" [pid 3067] <... exit_group resumed>) = ? [pid 3065] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./575/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] <... unlink resumed>) = 0 [pid 3065] exit_group(0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 3067] +++ exited with 0 +++ [pid 3065] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4) = 0 [pid 302] rmdir("./575/tracing" [pid 3065] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 301] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./575" [pid 301] newfstatat(AT_FDCWD, "./556/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 3068] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./576", 0777 [pid 3068] <... set_robust_list resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3068] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3069 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./556/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3068] chdir("./550" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3069 attached [pid 301] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 301] fstat(4 [pid 3068] <... chdir resumed>) = 0 [pid 3069] set_robust_list(0x555557559760, 24 [pid 3068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 3068] <... prctl resumed>) = 0 [pid 3069] <... set_robust_list resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 298] umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3069] rt_sigprocmask(SIG_SETMASK, [] [pid 3068] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 298] newfstatat(AT_FDCWD, "./534/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 3069] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3068] <... setpgid resumed>) = 0 [pid 301] rmdir("./556/tracing" [pid 299] newfstatat(AT_FDCWD, "./545/binderfs" [pid 298] unlink("./534/binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./545/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3068] <... openat resumed>) = 3 [pid 299] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./534/tracing" [pid 3068] write(3, "1000", 4 [pid 3069] chdir("./576" [pid 301] rmdir("./556" [pid 299] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3068] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./545/tracing" [pid 298] umount2("./534/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3068] close(3 [pid 301] mkdir("./557", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./545/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] openat(AT_FDCWD, "./534/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 3068] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 3068] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 299] close(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./545/tracing" [pid 298] getdents64(4 [pid 3068] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./545" [pid 3068] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 299] mkdir("./546", 0777 [pid 298] getdents64(4 [pid 3069] <... chdir resumed>) = 0 [pid 3068] <... write resumed>) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3070 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] close(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3068] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3071 attached [pid 3069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3068] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3071 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3071] set_robust_list(0x555557559760, 24 [pid 3069] <... prctl resumed>) = 0 [pid 3068] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rmdir("./534/tracing"ci2-android-5-10/strace-static-x86_64: Process 3070 attached [pid 3070] set_robust_list(0x555557559760, 24) = 0 [pid 3070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3070] chdir("./557" [pid 298] <... rmdir resumed>) = 0 [pid 3070] <... chdir resumed>) = 0 [pid 3070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3068] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 3070] setpgid(0, 0) = 0 [pid 3070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3071] <... set_robust_list resumed>) = 0 [pid 3069] setpgid(0, 0 [pid 3068] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3070] <... openat resumed>) = 3 [pid 3070] write(3, "1000", 4 [pid 298] close(3 [pid 3070] <... write resumed>) = 4 [pid 3070] close(3) = 0 [pid 3068] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3070] symlink("/dev/binderfs", "./binderfs" [pid 3071] rt_sigprocmask(SIG_SETMASK, [] [pid 3070] <... symlink resumed>) = 0 [pid 3069] <... setpgid resumed>) = 0 [pid 3068] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./534" [pid 3070] write(1, "executing program\n", 18) = 18 [pid 3070] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3070] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3068] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3068] write(3, "p:s/p ./file0:0", 15 [pid 3071] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3070] <... mkdirat resumed>) = 0 [pid 3069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3068] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] mkdir("./535", 0777 [pid 3068] openat(AT_FDCWD, NULL, O_WRONLY [pid 3070] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3068] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3070] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3068] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3068] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3070] <... openat resumed>) = 3 [pid 3068] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3068] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3070] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3070] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3070] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3070] exit_group(0 [pid 3068] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3070] <... exit_group resumed>) = ? [pid 3071] chdir("./546" [pid 3070] +++ exited with 0 +++ [pid 3069] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3072 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3072 attached [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3072] set_robust_list(0x555557559760, 24) = 0 [pid 3069] write(3, "1000", 4 [pid 3071] <... chdir resumed>) = 0 [pid 3072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3069] <... write resumed>) = 4 [pid 3072] chdir("./535" [pid 3069] close(3 [pid 3071] <... prctl resumed>) = 0 [pid 3072] <... chdir resumed>) = 0 [pid 3072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3072] setpgid(0, 0) = 0 [pid 3072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3069] <... close resumed>) = 0 [pid 3071] setpgid(0, 0 [pid 3072] <... openat resumed>) = 3 [pid 3071] <... setpgid resumed>) = 0 [pid 3069] symlink("/dev/binderfs", "./binderfs" [pid 3072] write(3, "1000", 4) = 4 [pid 3072] close(3) = 0 [pid 3069] <... symlink resumed>) = 0 [pid 3072] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3069] write(1, "executing program\n", 18 [pid 3072] write(1, "executing program\n", 18) = 18 executing program [pid 3072] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 [pid 3069] <... write resumed>) = 18 executing program [pid 300] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3069] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 3 [pid 3071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3069] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 3069] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./550/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./550/binderfs") = 0 [pid 3069] <... mkdirat resumed>) = 0 [pid 300] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3071] <... openat resumed>) = 3 [pid 3069] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./550/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3069] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./550/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3069] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 3071] write(3, "1000", 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3071] <... write resumed>) = 4 [pid 3069] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./550/tracing" [pid 3071] close(3 [pid 3069] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./550" [pid 3071] <... close resumed>) = 0 [pid 3069] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3071] symlink("/dev/binderfs", "./binderfs" [pid 3069] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] mkdir("./551", 0777 [pid 3071] <... symlink resumed>) = 0 [pid 3069] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3072] <... close_range resumed>) = 0 [pid 3071] write(1, "executing program\n", 18 [pid 3069] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3072] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 3071] <... write resumed>) = 18 [pid 3069] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3072] <... mkdirat resumed>) = 0 [pid 3071] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3069] exit_group(0 [pid 301] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3072] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3071] <... close_range resumed>) = 0 [pid 3069] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3073 attached [pid 3072] <... mount resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3073 [pid 3072] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3072] <... openat resumed>) = 3 [pid 3069] +++ exited with 0 +++ [pid 3071] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3072] write(3, "p:s/p ./file0:0", 15 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... openat resumed>) = 3 [pid 3072] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 3072] openat(AT_FDCWD, NULL, O_WRONLY [pid 3071] <... mkdirat resumed>) = 0 [pid 3072] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3072] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3072] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3071] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 3072] exit_group(0 [pid 302] <... openat resumed>) = 3 [pid 3072] <... exit_group resumed>) = ? [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3073] set_robust_list(0x555557559760, 24 [pid 3072] +++ exited with 0 +++ [pid 3071] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3071] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./557/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3071] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./576/binderfs" [pid 3071] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./557/binderfs" [pid 302] unlink("./576/binderfs") = 0 [pid 301] <... unlink resumed>) = 0 [pid 3071] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3071] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3071] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 3071] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3071] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./576/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3071] exit_group(0 [pid 302] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./557/tracing" [pid 3071] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./576/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./557/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 3071] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 302] rmdir("./576/tracing" [pid 3073] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 301] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./557/tracing" [pid 302] rmdir("./576" [pid 298] newfstatat(AT_FDCWD, "./535/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] mkdir("./577", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 3073] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./535/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3074 [pid 301] rmdir("./557" [pid 3073] chdir("./551" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./558", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 3073] <... chdir resumed>) = 0 [pid 298] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./535/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./535/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./535/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3073] <... prctl resumed>) = 0 [pid 298] close(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3073] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./535/tracing" [pid 3073] <... setpgid resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3074 attached [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./535" [pid 3073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3075 [pid 3074] set_robust_list(0x555557559760, 24 [pid 298] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./536", 0777 [pid 3074] <... set_robust_list resumed>) = 0 [pid 3073] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3073] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3073] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3074] rt_sigprocmask(SIG_SETMASK, [] [pid 3073] close(3 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3076 attached [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3076 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3074] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3073] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3075 attached [pid 3073] symlink("/dev/binderfs", "./binderfs" [pid 3075] set_robust_list(0x555557559760, 24) = 0 [pid 3075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3075] chdir("./558" [pid 3073] <... symlink resumed>) = 0 [pid 299] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3075] <... chdir resumed>) = 0 [pid 3076] set_robust_list(0x555557559760, 24 [pid 3074] chdir("./577" [pid 3073] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3075] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 299] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3073] <... write resumed>) = 18 [pid 3075] <... prctl resumed>) = 0 [pid 3075] setpgid(0, 0) = 0 [pid 3075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... openat resumed>) = 3 [pid 3073] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3076] <... set_robust_list resumed>) = 0 [pid 3074] <... chdir resumed>) = 0 [pid 3075] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 3073] <... close_range resumed>) = 0 [pid 3074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3075] write(3, "1000", 4) = 4 [pid 3074] <... prctl resumed>) = 0 [pid 3073] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3075] close(3) = 0 [pid 3075] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] getdents64(3 executing program [pid 3075] write(1, "executing program\n", 18) = 18 [pid 3073] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3075] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3075] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3076] rt_sigprocmask(SIG_SETMASK, [] [pid 3075] <... mkdirat resumed>) = 0 [pid 3074] setpgid(0, 0 [pid 3073] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3075] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3075] <... mount resumed>) = 0 [pid 3075] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3075] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3073] <... mount resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./546/binderfs" [pid 3075] openat(AT_FDCWD, NULL, O_WRONLY [pid 3073] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3075] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./546/binderfs" [pid 3073] <... openat resumed>) = 3 [pid 3075] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3075] exit_group(0 [pid 3073] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 3075] <... exit_group resumed>) = ? [pid 299] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3073] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = 0 [pid 3076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3075] +++ exited with 0 +++ [pid 3074] <... setpgid resumed>) = 0 [pid 3073] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3073] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./546/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3073] creat(NULL, 0732 [pid 299] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3073] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./546/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3073] exit_group(0 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3073] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 3073] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./546/tracing" [pid 3074] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3074] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3074] <... write resumed>) = 4 [pid 299] close(3) = 0 [pid 3074] close(3 [pid 299] rmdir("./546" [pid 3076] chdir("./536" [pid 3074] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3074] symlink("/dev/binderfs", "./binderfs" [pid 299] mkdir("./547", 0777 [pid 3076] <... chdir resumed>) = 0 [pid 3076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3076] setpgid(0, 0) = 0 [pid 3076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 3076] <... openat resumed>) = 3 [pid 3074] <... symlink resumed>) = 0 executing program executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3076] write(3, "1000", 4 [pid 3074] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3076] <... write resumed>) = 4 [pid 3074] <... write resumed>) = 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3076] close(3) = 0 [pid 3076] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3074] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3077 [pid 3076] write(1, "executing program\n", 18 [pid 3074] <... close_range resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3076] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3074] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3076] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3076] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3074] <... mkdirat resumed>) = 0 [pid 3076] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3074] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3076] <... mount resumed>) = 0 [pid 3074] <... mount resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3076] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3074] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3076] <... openat resumed>) = 3 [pid 3076] write(3, "p:s/p ./file0:0", 15 [pid 3074] <... openat resumed>) = 3 [pid 301] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3076] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3074] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3076] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3076] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 3074] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 3076] creat(NULL, 0732 [pid 3074] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3076] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 3076] exit_group(0 [pid 3074] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3076] <... exit_group resumed>) = ? [pid 3074] creat(NULL, 0732 [pid 301] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3076] +++ exited with 0 +++ [pid 3074] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3074] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./558/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3074] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./558/binderfs" [pid 300] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3074] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./551/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./551/binderfs" [pid 301] newfstatat(AT_FDCWD, "./558/tracing" [pid 300] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./558/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./551/tracing" [pid 301] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 300] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] openat(AT_FDCWD, "./551/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 300] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3077 attached [pid 301] close(4 [pid 300] getdents64(4 [pid 3077] set_robust_list(0x555557559760, 24 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3077] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./558/tracing" [pid 300] getdents64(4 [pid 3077] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3077] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 3077] chdir("./547" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3077] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./551/tracing" [pid 3077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3077] <... prctl resumed>) = 0 [pid 301] close(3 [pid 300] getdents64(3 [pid 3077] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3077] <... setpgid resumed>) = 0 [pid 301] rmdir("./558" [pid 300] close(3 [pid 3077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3077] <... openat resumed>) = 3 [pid 301] mkdir("./559", 0777 [pid 300] rmdir("./551" [pid 3077] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3077] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./552", 0777 [pid 3077] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3077] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3077] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3077] <... symlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3078 attached [pid 3077] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3078 [pid 3077] <... write resumed>) = 18 executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3079 [pid 3077] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3077] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3077] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3079 attached [pid 3078] set_robust_list(0x555557559760, 24 [pid 3077] <... mkdirat resumed>) = 0 [pid 3077] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3079] set_robust_list(0x555557559760, 24 [pid 3078] <... set_robust_list resumed>) = 0 [pid 3077] <... mount resumed>) = 0 [pid 3077] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3077] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3077] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3077] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3077] exit_group(0) = ? [pid 3079] <... set_robust_list resumed>) = 0 [pid 3078] rt_sigprocmask(SIG_SETMASK, [] [pid 3077] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3078] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3079] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 3078] chdir("./559" [pid 302] fstat(3 [pid 299] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3078] <... chdir resumed>) = 0 [pid 3079] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3079] chdir("./552" [pid 3078] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 3079] <... chdir resumed>) = 0 [pid 3078] setpgid(0, 0 [pid 302] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(AT_FDCWD, "./577/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 299] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3078] <... setpgid resumed>) = 0 [pid 302] unlink("./577/binderfs" [pid 299] newfstatat(AT_FDCWD, "./547/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./536/binderfs" [pid 302] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./547/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./536/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./577/tracing" [pid 299] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./547/tracing" [pid 298] newfstatat(AT_FDCWD, "./536/tracing" [pid 3078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./577/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./536/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3078] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3078] write(3, "1000", 4 [pid 302] fstat(4 [pid 299] openat(AT_FDCWD, "./547/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./536/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3078] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 3078] close(3 [pid 302] getdents64(4 [pid 299] fstat(4 [pid 298] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3078] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3078] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 3078] <... symlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3078] write(1, "executing program\n", 18 [pid 302] rmdir("./577/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 executing program [pid 298] rmdir("./536/tracing" [pid 3078] <... write resumed>) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 3079] <... prctl resumed>) = 0 [pid 3078] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 3078] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./547/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 298] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] rmdir("./536" [pid 3079] setpgid(0, 0 [pid 3078] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./577" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./537", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] mkdir("./578", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./547" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3080 [pid 3078] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3080 attached [pid 3078] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 3080] set_robust_list(0x555557559760, 24) = 0 [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] mkdir("./548", 0777 [pid 3080] chdir("./537" [pid 299] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3081 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3078] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3078] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3080] <... chdir resumed>) = 0 [pid 3080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3080] setpgid(0, 0) = 0 [pid 3080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3082 [pid 3078] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3078] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3080] <... openat resumed>) = 3 [pid 3080] write(3, "1000", 4 [pid 3078] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3080] <... write resumed>) = 4 [pid 3080] close(3) = 0 [pid 3080] symlink("/dev/binderfs", "./binderfs" [pid 3078] openat(AT_FDCWD, NULL, O_WRONLY [pid 3079] <... setpgid resumed>) = 0 [pid 3080] <... symlink resumed>) = 0 [pid 3078] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3080] write(1, "executing program\n", 18) = 18 [pid 3080] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3080] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3078] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 3082 attached [pid 3079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3078] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3078] exit_group(0) = ? [pid 3080] <... mkdirat resumed>) = 0 [pid 3080] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3080] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3078] +++ exited with 0 +++ [pid 3080] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3080] write(3, "p:s/p ./file0:0", 15 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3080] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3080] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3080] creat(NULL, 0732 [pid 3079] <... openat resumed>) = 3 [pid 3080] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3080] exit_group(0) = ? [pid 3079] write(3, "1000", 4 [pid 3082] set_robust_list(0x555557559760, 24 [pid 3079] <... write resumed>) = 4 [pid 3082] <... set_robust_list resumed>) = 0 [pid 3079] close(3) = 0 [pid 3080] +++ exited with 0 +++ [pid 3082] rt_sigprocmask(SIG_SETMASK, [] [pid 3079] symlink("/dev/binderfs", "./binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3081 attached [pid 3081] set_robust_list(0x555557559760, 24) = 0 [pid 3081] rt_sigprocmask(SIG_SETMASK, [] [pid 3079] <... symlink resumed>) = 0 [pid 3081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3081] chdir("./578" [pid 3079] write(1, "executing program\n", 18 [pid 3082] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3081] <... chdir resumed>) = 0 [pid 3081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3081] setpgid(0, 0) = 0 [pid 3081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3079] <... write resumed>) = 18 [pid 3079] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3081] <... openat resumed>) = 3 [pid 3081] write(3, "1000", 4) = 4 [pid 3081] close(3) = 0 [pid 3081] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3079] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3082] chdir("./548" [pid 3081] write(1, "executing program\n", 18) = 18 [pid 3081] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3081] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3079] <... mkdirat resumed>) = 0 [pid 3081] <... mkdirat resumed>) = 0 [pid 3079] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3082] <... chdir resumed>) = 0 [pid 3081] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3081] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3079] <... mount resumed>) = 0 [pid 3081] <... openat resumed>) = 3 [pid 3081] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3082] <... prctl resumed>) = 0 [pid 3079] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3081] openat(AT_FDCWD, NULL, O_WRONLY [pid 3082] setpgid(0, 0 [pid 3079] <... openat resumed>) = 3 [pid 3079] write(3, "p:s/p ./file0:0", 15 [pid 3082] <... setpgid resumed>) = 0 [pid 3081] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3079] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3081] creat(NULL, 0732 [pid 3079] openat(AT_FDCWD, NULL, O_WRONLY [pid 3081] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3079] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3082] <... openat resumed>) = 3 [pid 3079] creat(NULL, 0732 [pid 3082] write(3, "1000", 4 [pid 3079] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3081] exit_group(0 [pid 3079] exit_group(0 [pid 3082] <... write resumed>) = 4 [pid 3081] <... exit_group resumed>) = ? [pid 3082] close(3 [pid 3079] <... exit_group resumed>) = ? [pid 3081] +++ exited with 0 +++ [pid 3079] +++ exited with 0 +++ [pid 3082] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3082] symlink("/dev/binderfs", "./binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3082] <... symlink resumed>) = 0 [pid 3082] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 3082] <... write resumed>) = 18 executing program [pid 298] umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3082] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3082] <... close_range resumed>) = 0 [pid 298] openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3082] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3082] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3082] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3082] <... mount resumed>) = 0 [pid 302] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./537/binderfs" [pid 3082] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3082] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./537/binderfs" [pid 3082] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 3082] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3082] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 3082] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./552/binderfs" [pid 298] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3082] creat(NULL, 0732 [pid 302] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3082] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./559/binderfs" [pid 300] unlink("./552/binderfs" [pid 298] newfstatat(AT_FDCWD, "./537/tracing" [pid 3082] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./578/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3082] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./559/binderfs" [pid 300] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./537/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./578/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./537/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 302] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3082] +++ exited with 0 +++ [pid 298] close(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./537/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./578/tracing" [pid 301] newfstatat(AT_FDCWD, "./559/tracing" [pid 300] newfstatat(AT_FDCWD, "./552/tracing" [pid 298] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./578/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./559/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./552/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./537" [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 302] fstat(4 [pid 301] fstat(4 [pid 300] fstat(4 [pid 298] mkdir("./538", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3083 [pid 300] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 301] close(4 [pid 300] rmdir("./552/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3083 attached [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] rmdir("./578/tracing" [pid 301] rmdir("./559/tracing" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./552" [pid 302] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3083] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 300] mkdir("./553", 0777 [pid 3083] <... set_robust_list resumed>) = 0 [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./578" [pid 301] rmdir("./559" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3084 [pid 302] mkdir("./579", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3084 attached [pid 3084] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] mkdir("./560", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3084] chdir("./553" [pid 301] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3084] <... chdir resumed>) = 0 [pid 3084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3084] setpgid(0, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3085 [pid 3084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3084] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3086 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3084] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3084] close(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3084] <... close resumed>) = 0 [pid 3084] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3083] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 3084] write(1, "executing program\n", 18) = 18 [pid 3084] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 ci2-android-5-10/strace-static-x86_64: Process 3086 attached [pid 3084] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3083] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3086] set_robust_list(0x555557559760, 24 [pid 3083] chdir("./538" [pid 299] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3086] <... set_robust_list resumed>) = 0 [pid 3083] <... chdir resumed>) = 0 [pid 3084] <... mkdirat resumed>) = 0 [pid 3083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3085 attached [pid 3086] rt_sigprocmask(SIG_SETMASK, [] [pid 3084] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3084] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3084] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3084] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3084] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 3084] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./548/binderfs" [pid 3084] exit_group(0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3085] set_robust_list(0x555557559760, 24 [pid 3084] <... exit_group resumed>) = ? [pid 3083] <... prctl resumed>) = 0 [pid 299] unlink("./548/binderfs") = 0 [pid 3083] setpgid(0, 0 [pid 299] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3083] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./548/tracing" [pid 3083] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3085] <... set_robust_list resumed>) = 0 [pid 3086] chdir("./560" [pid 3084] +++ exited with 0 +++ [pid 3083] write(3, "1000", 4 [pid 299] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3083] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3085] rt_sigprocmask(SIG_SETMASK, [] [pid 3083] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./548/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3086] <... chdir resumed>) = 0 [pid 3085] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3085] chdir("./579" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3085] <... chdir resumed>) = 0 [pid 299] close(4 [pid 3085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... close resumed>) = 0 [pid 3085] <... prctl resumed>) = 0 [pid 299] rmdir("./548/tracing" [pid 3085] setpgid(0, 0) = 0 [pid 3085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3083] <... close resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3083] symlink("/dev/binderfs", "./binderfs" [pid 299] close(3) = 0 [pid 299] rmdir("./548" [pid 3085] <... openat resumed>) = 3 [pid 3085] write(3, "1000", 4) = 4 [pid 3085] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3085] <... close resumed>) = 0 [pid 299] mkdir("./549", 0777 [pid 3085] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3085] write(1, "executing program\n", 18) = 18 [pid 299] <... mkdir resumed>) = 0 [pid 3083] <... symlink resumed>) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3085] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3083] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3085] <... close_range resumed>) = 0 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3083] <... write resumed>) = 18 [pid 3085] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3083] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3085] <... mkdirat resumed>) = 0 [pid 3083] <... close_range resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3087 [pid 3085] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3083] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3085] <... mount resumed>) = 0 [pid 3085] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3083] <... mkdirat resumed>) = 0 [pid 3085] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3085] openat(AT_FDCWD, NULL, O_WRONLY [pid 3086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3083] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3085] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3085] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3083] <... mount resumed>) = 0 [pid 3085] exit_group(0) = ? [pid 3083] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3086] <... prctl resumed>) = 0 [pid 3083] <... openat resumed>) = 3 [pid 3086] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 3087 attached [pid 3083] write(3, "p:s/p ./file0:0", 15 [pid 3086] <... setpgid resumed>) = 0 [pid 3086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3085] +++ exited with 0 +++ [pid 3087] set_robust_list(0x555557559760, 24 [pid 3083] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3087] <... set_robust_list resumed>) = 0 [pid 3086] <... openat resumed>) = 3 [pid 3083] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3086] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3083] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3086] <... write resumed>) = 4 [pid 3086] close(3) = 0 [pid 3086] symlink("/dev/binderfs", "./binderfs" [pid 3087] rt_sigprocmask(SIG_SETMASK, [] [pid 3086] <... symlink resumed>) = 0 [pid 3083] creat(NULL, 0732 executing program [pid 3086] write(1, "executing program\n", 18) = 18 [pid 3086] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3086] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3083] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3086] <... mkdirat resumed>) = 0 [pid 3083] exit_group(0 [pid 3086] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3083] <... exit_group resumed>) = ? [pid 3086] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3086] write(3, "p:s/p ./file0:0", 15 [pid 3083] +++ exited with 0 +++ [pid 3086] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3087] chdir("./549" [pid 3086] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3086] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3087] <... chdir resumed>) = 0 [pid 3086] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3086] exit_group(0) = ? [pid 3087] <... prctl resumed>) = 0 [pid 3086] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3087] setpgid(0, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3087] <... setpgid resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 3087] <... openat resumed>) = 3 [pid 302] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./579/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./560/binderfs" [pid 300] newfstatat(AT_FDCWD, "./553/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./579/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./538/binderfs" [pid 3087] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./560/binderfs" [pid 300] unlink("./553/binderfs" [pid 302] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3087] close(3) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] unlink("./538/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 3087] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 3087] write(1, "executing program\n", 18 [pid 302] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./579/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./560/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./553/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./538/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./579/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./560/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./538/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 301] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./553/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./538/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] fstat(4 [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 302] close(4 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./579/tracing" [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 3087] <... write resumed>) = 18 [pid 3087] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3087] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 3087] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./560/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3087] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3087] <... mount resumed>) = 0 [pid 3087] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3087] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] close(4 [pid 3087] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./579" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 3087] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 3087] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3087] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3087] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 300] rmdir("./553/tracing" [pid 298] rmdir("./538/tracing" [pid 3087] <... exit_group resumed>) = ? [pid 302] mkdir("./580", 0777 [pid 301] <... close resumed>) = 0 [pid 3087] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] rmdir("./560" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] mkdir("./561", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 300] rmdir("./553" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3088 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./554", 0777 [pid 298] rmdir("./538" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./539", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3089 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3090 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3088 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3088] set_robust_list(0x555557559760, 24) = 0 [pid 3088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3088] chdir("./580") = 0 [pid 3088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3091 [pid 3088] <... prctl resumed>) = 0 [pid 3088] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3088] <... setpgid resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3089 attached ci2-android-5-10/strace-static-x86_64: Process 3091 attached [pid 3089] set_robust_list(0x555557559760, 24 [pid 3088] <... openat resumed>) = 3 [pid 3088] write(3, "1000", 4) = 4 [pid 3088] close(3) = 0 [pid 3089] <... set_robust_list resumed>) = 0 [pid 3088] symlink("/dev/binderfs", "./binderfs" [pid 3091] set_robust_list(0x555557559760, 24 [pid 3089] rt_sigprocmask(SIG_SETMASK, [] [pid 3088] <... symlink resumed>) = 0 [pid 3088] write(1, "executing program\n", 18) = 18 [pid 3088] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3089] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3088] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3091] <... set_robust_list resumed>) = 0 [pid 3091] rt_sigprocmask(SIG_SETMASK, [] [pid 3089] chdir("./561" [pid 3088] <... mkdirat resumed>) = 0 [pid 3088] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3089] <... chdir resumed>) = 0 [pid 3088] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3088] write(3, "p:s/p ./file0:0", 15 [pid 3091] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3088] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3088] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3088] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3088] exit_group(0) = ? [pid 3091] chdir("./539" [pid 3089] <... prctl resumed>) = 0 [pid 3088] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3090 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3090] set_robust_list(0x555557559760, 24) = 0 [pid 3091] <... chdir resumed>) = 0 [pid 3090] rt_sigprocmask(SIG_SETMASK, [] [pid 3089] setpgid(0, 0 [pid 3090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3090] chdir("./554" [pid 3091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3089] <... setpgid resumed>) = 0 [pid 3090] <... chdir resumed>) = 0 [pid 3090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3090] setpgid(0, 0) = 0 [pid 3090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3091] <... prctl resumed>) = 0 [pid 3090] <... openat resumed>) = 3 [pid 3089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3090] write(3, "1000", 4) = 4 [pid 3090] close(3 [pid 3089] <... openat resumed>) = 3 [pid 3090] <... close resumed>) = 0 [pid 3090] symlink("/dev/binderfs", "./binderfs" [pid 3091] setpgid(0, 0 [pid 3089] write(3, "1000", 4 [pid 3091] <... setpgid resumed>) = 0 [pid 3091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3090] <... symlink resumed>) = 0 executing program [pid 3089] <... write resumed>) = 4 [pid 3090] write(1, "executing program\n", 18) = 18 [pid 3090] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3090] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3089] close(3 [pid 3091] <... openat resumed>) = 3 [pid 3090] <... mkdirat resumed>) = 0 [pid 3089] <... close resumed>) = 0 [pid 3091] write(3, "1000", 4 [pid 3090] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3091] <... write resumed>) = 4 [pid 3090] <... mount resumed>) = 0 [pid 3089] symlink("/dev/binderfs", "./binderfs" [pid 3090] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3090] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3089] <... symlink resumed>) = 0 [pid 3091] close(3 [pid 3090] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3090] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program executing program [pid 3091] <... close resumed>) = 0 [pid 3090] exit_group(0 [pid 3089] write(1, "executing program\n", 18 [pid 3091] symlink("/dev/binderfs", "./binderfs" [pid 3090] <... exit_group resumed>) = ? [pid 3089] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 3091] <... symlink resumed>) = 0 [pid 3090] +++ exited with 0 +++ [pid 3089] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3091] write(1, "executing program\n", 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3091] <... write resumed>) = 18 [pid 3089] <... close_range resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3091] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3091] <... close_range resumed>) = 0 [pid 3089] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3091] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 3089] <... mkdirat resumed>) = 0 [pid 3089] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3091] <... mkdirat resumed>) = 0 [pid 3089] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3091] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3089] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./549/binderfs" [pid 3089] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3089] write(3, "p:s/p ./file0:0", 15 [pid 299] unlink("./549/binderfs" [pid 3091] <... mount resumed>) = 0 [pid 3089] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 3091] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3091] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3091] write(3, "p:s/p ./file0:0", 15 [pid 3089] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3089] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3091] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3091] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./549/tracing" [pid 3091] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 3091] creat(NULL, 0732 [pid 302] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./580/binderfs" [pid 299] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3091] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./580/binderfs" [pid 300] newfstatat(AT_FDCWD, "./554/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3089] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 3091] exit_group(0 [pid 3089] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./549/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3089] exit_group(0 [pid 300] unlink("./554/binderfs" [pid 3091] <... exit_group resumed>) = ? [pid 3089] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3091] +++ exited with 0 +++ [pid 3089] +++ exited with 0 +++ [pid 302] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 299] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./580/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./554/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./580/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./554/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./549/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 302] close(4) = 0 [pid 302] rmdir("./580/tracing") = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program executing program [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] close(3 [pid 302] rmdir("./580") = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./581", 0777) = 0 [pid 300] close(4 [pid 299] rmdir("./549" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./554/tracing" [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3092 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3092 [pid 299] mkdir("./550", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3092] set_robust_list(0x555557559760, 24 [pid 300] getdents64(3 [pid 3092] <... set_robust_list resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3092] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 3092] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3092] chdir("./581") = 0 [pid 300] rmdir("./554" [pid 3092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3092] setpgid(0, 0) = 0 [pid 3092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3093 [pid 3092] <... openat resumed>) = 3 [pid 300] mkdir("./555", 0777 [pid 3092] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3092] <... write resumed>) = 4 [pid 3092] close(3) = 0 [pid 3092] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3092] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3092] <... write resumed>) = 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3092] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3092] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3092] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3094 ci2-android-5-10/strace-static-x86_64: Process 3094 attached [pid 3092] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3092] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3092] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3092] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3092] exit_group(0) = ? [pid 3094] set_robust_list(0x555557559760, 24) = 0 [pid 3092] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3093 attached [pid 3093] set_robust_list(0x555557559760, 24) = 0 [pid 3093] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3093] chdir("./550") = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3093] setpgid(0, 0) = 0 [pid 3093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3094] rt_sigprocmask(SIG_SETMASK, [] [pid 3093] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 3093] write(3, "1000", 4) = 4 [pid 3093] close(3) = 0 [pid 3093] symlink("/dev/binderfs", "./binderfs" [pid 3094] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3093] <... symlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3093] write(1, "executing program\n", 18) = 18 [pid 3093] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3093] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3094] chdir("./555" [pid 3093] <... mkdirat resumed>) = 0 [pid 3093] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3093] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3093] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3093] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 3093] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 3093] creat(NULL, 0732 [pid 301] getdents64(3 [pid 298] fstat(3 [pid 3093] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3093] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./561/binderfs" [pid 298] umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./561/binderfs" [pid 298] newfstatat(AT_FDCWD, "./539/binderfs" [pid 3093] <... exit_group resumed>) = ? [pid 3094] <... chdir resumed>) = 0 [pid 3093] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./539/binderfs" [pid 3094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3094] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./561/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 3094] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./539/tracing" [pid 301] openat(AT_FDCWD, "./561/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3094] <... setpgid resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./539/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 3094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./539/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 3094] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] close(4 [pid 298] fstat(4 [pid 3094] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./561/tracing" [pid 298] getdents64(4 [pid 3094] <... write resumed>) = 4 [pid 3094] close(3) = 0 [pid 3094] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 298] close(4 [pid 3094] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] rmdir("./561" [pid 298] rmdir("./539/tracing" [pid 3094] write(1, "executing program\n", 18) = 18 [pid 3094] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3094] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 3094] <... mkdirat resumed>) = 0 [pid 301] mkdir("./562", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3094] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3094] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 302] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 302] <... openat resumed>) = 3 [pid 3094] <... openat resumed>) = 3 [pid 3094] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] fstat(3 [pid 3094] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3095 [pid 302] getdents64(3 [pid 298] rmdir("./539" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3094] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3094] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3094] exit_group(0) = ? [pid 3094] +++ exited with 0 +++ [pid 302] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./540", 0777 [pid 302] newfstatat(AT_FDCWD, "./581/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3095 attached [pid 3095] set_robust_list(0x555557559760, 24) = 0 [pid 3095] rt_sigprocmask(SIG_SETMASK, [] [pid 302] unlink("./581/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 3095] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3095] chdir("./562" [pid 302] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3095] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3095] setpgid(0, 0) = 0 [pid 3095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./581/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3096 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./581/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./550/binderfs" [pid 3095] <... openat resumed>) = 3 [pid 3095] write(3, "1000", 4) = 4 [pid 3095] close(3) = 0 [pid 3095] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./550/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(4 [pid 3095] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./555/binderfs" [pid 299] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 3095] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] unlink("./555/binderfs" [pid 302] rmdir("./581/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 3095] <... write resumed>) = 18 [pid 3095] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3095] <... close_range resumed>) = 0 [pid 3095] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3095] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 executing program [pid 299] newfstatat(AT_FDCWD, "./550/tracing" [pid 302] close(3 [pid 300] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./581" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3095] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3095] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./555/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./582", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./550/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3095] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3095] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./555/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3095] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3095] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3095] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3097 attached [pid 3095] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3097 [pid 300] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 300] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./550/tracing"ci2-android-5-10/strace-static-x86_64: Process 3096 attached [pid 3097] set_robust_list(0x555557559760, 24 [pid 300] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 3096] set_robust_list(0x555557559760, 24 [pid 299] getdents64(3 [pid 3096] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3097] <... set_robust_list resumed>) = 0 [pid 3096] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 299] close(3 [pid 3096] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./555/tracing" [pid 299] <... close resumed>) = 0 [pid 3096] chdir("./540" [pid 299] rmdir("./550" [pid 3097] rt_sigprocmask(SIG_SETMASK, [] [pid 3096] <... chdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(3 [pid 299] mkdir("./551", 0777 [pid 3097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3096] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3096] setpgid(0, 0 [pid 300] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3096] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./555" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3098 attached [pid 3097] chdir("./582" [pid 3096] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3096] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3098 [pid 3096] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3096] close(3 [pid 300] mkdir("./556", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3096] <... close resumed>) = 0 [pid 3096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3096] write(1, "executing program\n", 18) = 18 executing program [pid 3096] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... mkdir resumed>) = 0 [pid 3096] <... close_range resumed>) = 0 [pid 3096] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3098] set_robust_list(0x555557559760, 24 [pid 3097] <... chdir resumed>) = 0 [pid 3096] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3096] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3096] <... mount resumed>) = 0 [pid 3096] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3096] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3096] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3099 [pid 3096] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 3096] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3096] creat(NULL, 0732 [pid 301] getdents64(3 [pid 3096] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3096] exit_group(0 [pid 301] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3096] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3098] <... set_robust_list resumed>) = 0 [pid 3097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3096] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./562/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3099 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] unlink("./562/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3099] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3099] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3099] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3099] chdir("./556" [pid 3097] <... prctl resumed>) = 0 [pid 298] umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3097] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3097] <... setpgid resumed>) = 0 [pid 301] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./562/tracing" [pid 298] fstat(3 [pid 3097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./562/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3097] <... openat resumed>) = 3 [pid 298] umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3097] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 3099] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 3097] <... write resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./540/binderfs" [pid 3097] close(3 [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./540/binderfs" [pid 3097] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3099] <... prctl resumed>) = 0 [pid 3099] setpgid(0, 0 [pid 3097] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] close(4 [pid 298] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3099] <... setpgid resumed>) = 0 [pid 3099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rmdir("./562/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 3099] <... openat resumed>) = 3 [pid 3099] write(3, "1000", 4 [pid 3097] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3097] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3097] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 298] newfstatat(AT_FDCWD, "./540/tracing" [pid 3097] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3099] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 3097] <... close_range resumed>) = 0 [pid 298] umount2("./540/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./562" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3099] close(3) = 0 [pid 3099] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3097] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./540/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./563", 0777 [pid 3099] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 [pid 3099] <... write resumed>) = 18 [pid 3099] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3099] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 executing program [pid 298] fstat(4 [pid 3099] <... mkdirat resumed>) = 0 [pid 3098] rt_sigprocmask(SIG_SETMASK, [] [pid 3097] <... mkdirat resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3097] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3099] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3099] <... mount resumed>) = 0 [pid 3099] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 3099] <... openat resumed>) = 3 [pid 3097] <... mount resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3100 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3099] write(3, "p:s/p ./file0:0", 15 [pid 3097] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./540/tracing" [pid 3097] <... openat resumed>) = 3 [pid 3099] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3099] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 3097] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(3 [pid 3099] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3099] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 3097] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3099] exit_group(0 [pid 3097] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... close resumed>) = 0 [pid 3099] <... exit_group resumed>) = ? [pid 3097] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./540" [pid 3099] +++ exited with 0 +++ [pid 3098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3097] creat(NULL, 0732 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./541", 0777 [pid 3097] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3100 attached [pid 3100] set_robust_list(0x555557559760, 24) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 3097] exit_group(0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3100] rt_sigprocmask(SIG_SETMASK, [] [pid 3097] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3100] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3100] chdir("./563") = 0 [pid 3100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3100] setpgid(0, 0) = 0 [pid 3100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3097] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3101 [pid 3100] write(3, "1000", 4) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3100] close(3) = 0 [pid 3100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3098] chdir("./551" [pid 3100] write(1, "executing program\n", 18) = 18 [pid 3100] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3100] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3098] <... chdir resumed>) = 0 executing program [pid 3100] <... mkdirat resumed>) = 0 [pid 3098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3100] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3098] <... prctl resumed>) = 0 [pid 3100] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3100] write(3, "p:s/p ./file0:0", 15 [pid 3098] setpgid(0, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3100] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3100] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3100] creat(NULL, 0732 [pid 300] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3100] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3100] exit_group(0 [pid 300] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3100] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 3 [pid 3098] <... setpgid resumed>) = 0 [pid 300] fstat(3 [pid 3100] +++ exited with 0 +++ [pid 3098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3101 attached [pid 3098] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 3098] write(3, "1000", 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3101] set_robust_list(0x555557559760, 24 [pid 3098] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3101] <... set_robust_list resumed>) = 0 [pid 300] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3098] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3098] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./556/binderfs" [pid 3101] rt_sigprocmask(SIG_SETMASK, [] [pid 3098] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./556/binderfs" [pid 3101] chdir("./541" [pid 300] <... unlink resumed>) = 0 [pid 3101] <... chdir resumed>) = 0 [pid 300] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3098] <... symlink resumed>) = 0 [pid 3101] setpgid(0, 0 [pid 300] <... umount2 resumed>) = 0 [pid 3098] write(1, "executing program\n", 18 [pid 300] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3101] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3098] <... write resumed>) = 18 [pid 300] newfstatat(AT_FDCWD, "./556/tracing" [pid 3101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3098] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3098] <... close_range resumed>) = 0 [pid 300] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3101] <... openat resumed>) = 3 [pid 3098] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3101] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./556/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3101] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 3101] close(3 [pid 300] fstat(4 [pid 3101] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3101] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 3101] <... symlink resumed>) = 0 [pid 3098] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3101] write(1, "executing program\n", 18 [pid 3098] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(4 [pid 3101] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3101] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] close(4 [pid 3098] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3098] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./556/tracing" [pid 3101] <... close_range resumed>) = 0 [pid 3101] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3098] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3101] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3101] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3101] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3098] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 3101] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3101] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 3098] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 3098] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 3101] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3098] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./556" [pid 3098] creat(NULL, 0732 [pid 302] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3101] exit_group(0) = ? [pid 3101] +++ exited with 0 +++ [pid 3098] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./557", 0777 [pid 302] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3098] exit_group(0 [pid 302] fstat(3 [pid 300] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 301] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3098] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3102 attached [pid 3098] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./582/binderfs" [pid 301] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3102 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./582/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3102] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3102] <... set_robust_list resumed>) = 0 [pid 3102] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 3102] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3102] chdir("./557" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./563/binderfs" [pid 3102] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./582/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./563/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 3102] <... prctl resumed>) = 0 [pid 302] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 3102] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./582/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 299] fstat(3 [pid 3102] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 298] umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./563/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] close(4 [pid 301] openat(AT_FDCWD, "./563/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./551/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 302] rmdir("./582/tracing" [pid 301] fstat(4 [pid 299] unlink("./551/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3102] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3102] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 299] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3102] <... write resumed>) = 4 [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3102] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3102] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./541/binderfs" [pid 3102] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./582" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3102] <... symlink resumed>) = 0 [pid 3102] write(1, "executing program\n", 18) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./541/binderfs" [pid 3102] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] mkdir("./583", 0777 [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./551/tracing" [pid 3102] <... close_range resumed>) = 0 [pid 3102] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] rmdir("./563/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3102] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3102] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3102] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3102] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./551/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3102] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3102] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3102] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3102] exit_group(0 [pid 301] close(3 [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3102] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3103 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 3102] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./563" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./541/tracing" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3103 attached [pid 3103] set_robust_list(0x555557559760, 24) = 0 [pid 3103] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./564", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./541/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3103] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3103] chdir("./583") = 0 [pid 3103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./541/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(4 [pid 298] <... openat resumed>) = 4 [pid 3103] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] fstat(4 [pid 3103] setpgid(0, 0) = 0 [pid 3103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] rmdir("./551/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3104 [pid 3103] write(3, "1000", 4) = 4 [pid 3103] close(3) = 0 [pid 3103] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3103] <... symlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 299] rmdir("./551" [pid 298] <... close resumed>) = 0 [pid 3103] write(1, "executing program\n", 18) = 18 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./541/tracing" [pid 299] mkdir("./552", 0777 [pid 3103] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3103] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 3103] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 3103] <... mount resumed>) = 0 [pid 3103] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3103] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3105 [pid 298] rmdir("./541" [pid 3103] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3103] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3103] exit_group(0 [pid 300] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./542", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 3103] <... exit_group resumed>) = ? [pid 3103] +++ exited with 0 +++ [pid 300] fstat(3 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3104 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3104] set_robust_list(0x555557559760, 24) = 0 [pid 3104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3106 [pid 300] newfstatat(AT_FDCWD, "./557/binderfs" [pid 3104] chdir("./564" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./557/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3104] <... chdir resumed>) = 0 [pid 3104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3104] setpgid(0, 0 [pid 300] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3104] <... setpgid resumed>) = 0 [pid 3104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 3104] <... openat resumed>) = 3 [pid 300] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3105 attached ) = -1 EINVAL (Invalid argument) [pid 3104] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./557/tracing" [pid 3104] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3104] close(3 [pid 300] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3104] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3104] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./557/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3105] set_robust_list(0x555557559760, 24 [pid 3104] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3104] write(1, "executing program\n", 18 executing program [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3104] <... write resumed>) = 18 [pid 300] getdents64(4 [pid 3104] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3104] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 3105] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3105] rt_sigprocmask(SIG_SETMASK, [] [pid 3104] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 3104] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 3104] <... mount resumed>) = 0 [pid 300] rmdir("./557/tracing" [pid 3104] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3104] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3104] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 3105] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3104] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3104] creat(NULL, 0732 [pid 300] close(3 [pid 3104] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3104] exit_group(0 [pid 300] rmdir("./557" [pid 3104] <... exit_group resumed>) = ? [pid 3105] chdir("./552" [pid 3104] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3106 attached [pid 3106] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./558", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3106] <... set_robust_list resumed>) = 0 [pid 3106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3106] chdir("./542" [pid 3105] <... chdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3106] <... chdir resumed>) = 0 [pid 3105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3105] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3106] <... prctl resumed>) = 0 [pid 3106] setpgid(0, 0) = 0 [pid 3106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3105] setpgid(0, 0 [pid 3106] write(3, "1000", 4 [pid 3105] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3107 [pid 3106] <... write resumed>) = 4 [pid 3106] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3106] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3106] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3105] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 3105] write(3, "1000", 4 [pid 302] fstat(3 [pid 3106] <... symlink resumed>) = 0 [pid 3105] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3106] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 3105] close(3 [pid 3106] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3105] <... close resumed>) = 0 [pid 302] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3106] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3105] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./583/binderfs" [pid 3106] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./583/binderfs" [pid 3106] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 301] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3106] <... mkdirat resumed>) = 0 [pid 3105] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3105] write(1, "executing program\n", 18 [pid 302] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3105] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./583/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3105] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 3105] <... close_range resumed>) = 0 [pid 302] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./583/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3107 attached [pid 3106] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3105] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./564/binderfs" [pid 302] fstat(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./564/binderfs" [pid 302] getdents64(4 [pid 3106] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3106] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] close(4 [pid 301] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3105] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3105] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./583/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3106] <... openat resumed>) = 3 [pid 3106] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./564/tracing" [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 3105] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3105] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./564/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./583" [pid 301] <... openat resumed>) = 4 [pid 3106] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3106] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3106] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 3105] <... openat resumed>) = 3 [pid 302] mkdir("./584", 0777 [pid 301] fstat(4 [pid 3106] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3106] exit_group(0) = ? [pid 3106] +++ exited with 0 +++ [pid 3105] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3105] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3105] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3107] set_robust_list(0x555557559760, 24) = 0 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3107] chdir("./558" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3108 [pid 298] <... restart_syscall resumed>) = 0 [pid 3105] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 3107] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./564/tracing" [pid 298] umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3105] creat(NULL, 0732 [pid 3107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 3105] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3107] <... prctl resumed>) = 0 [pid 301] close(3 [pid 298] <... openat resumed>) = 3 [pid 3107] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 298] fstat(3 [pid 3105] exit_group(0 [pid 301] rmdir("./564" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3107] <... setpgid resumed>) = 0 [pid 3107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 3105] <... exit_group resumed>) = ? [pid 298] getdents64(3 [pid 301] mkdir("./565", 0777 [pid 3107] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3107] write(3, "1000", 4) = 4 [pid 3107] close(3) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./542/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3107] symlink("/dev/binderfs", "./binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3107] <... symlink resumed>) = 0 [pid 3107] write(1, "executing program\n", 18) = 18 [pid 298] unlink("./542/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3109 [pid 3107] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3107] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3107] <... mkdirat resumed>) = 0 [pid 3105] +++ exited with 0 +++ executing program [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3107] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./542/tracing" [pid 3107] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3107] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./542/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3109 attached ) = -1 EINVAL (Invalid argument) [pid 3107] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./542/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3108 attached [pid 3107] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 4 [pid 3109] set_robust_list(0x555557559760, 24 [pid 3108] set_robust_list(0x555557559760, 24 [pid 3107] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] fstat(4 [pid 3108] <... set_robust_list resumed>) = 0 [pid 3107] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3109] <... set_robust_list resumed>) = 0 [pid 298] getdents64(4 [pid 3108] rt_sigprocmask(SIG_SETMASK, [] [pid 3107] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3109] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 3108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3107] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3108] chdir("./584" [pid 3107] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(4 [pid 3109] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3108] <... chdir resumed>) = 0 [pid 3107] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3107] <... exit_group resumed>) = ? [pid 298] rmdir("./542/tracing" [pid 3109] chdir("./565" [pid 3108] <... prctl resumed>) = 0 [pid 3107] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 3108] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3108] <... setpgid resumed>) = 0 [pid 298] close(3 [pid 300] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./542" [pid 300] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] mkdir("./543", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3108] write(3, "1000", 4) = 4 [pid 3108] close(3) = 0 [pid 3108] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 3108] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./558/binderfs" [pid 3108] <... write resumed>) = 18 [pid 3108] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3108] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3109] <... chdir resumed>) = 0 [pid 3108] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./558/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3110 [pid 3108] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3108] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3108] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3108] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./558/tracing" [pid 3108] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3108] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3108] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3108] creat(NULL, 0732 [pid 3109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] openat(AT_FDCWD, "./558/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3109] <... prctl resumed>) = 0 [pid 3108] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 3109] setpgid(0, 0 [pid 3108] exit_group(0 [pid 300] fstat(4 [pid 3108] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3109] <... setpgid resumed>) = 0 [pid 300] getdents64(4 [pid 3109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3108] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3109] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 3109] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3109] <... write resumed>) = 4 [pid 300] rmdir("./558/tracing"ci2-android-5-10/strace-static-x86_64: Process 3110 attached [pid 3110] set_robust_list(0x555557559760, 24) = 0 [pid 3110] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3109] close(3 [pid 300] getdents64(3 [pid 3109] <... close resumed>) = 0 [pid 299] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3109] symlink("/dev/binderfs", "./binderfs" [pid 300] close(3 [pid 299] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3110] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] rmdir("./558" [pid 299] fstat(3 [pid 3110] chdir("./543") = 0 [pid 3110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./559", 0777 [pid 3110] setpgid(0, 0 [pid 299] getdents64(3 [pid 3110] <... setpgid resumed>) = 0 [pid 3110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3109] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3109] write(1, "executing program\n", 18 [pid 302] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3109] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3110] write(3, "1000", 4) = 4 [pid 3110] close(3) = 0 [pid 3110] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3109] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./552/binderfs" [pid 3110] write(1, "executing program\n", 18 executing program [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3109] <... close_range resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3111 [pid 302] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./552/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./584/binderfs" [pid 3110] <... write resumed>) = 18 [pid 3110] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3109] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] unlink("./584/binderfs" [pid 299] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3110] <... close_range resumed>) = 0 [pid 3110] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 3110] <... mkdirat resumed>) = 0 [pid 3109] <... mkdirat resumed>) = 0 [pid 302] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 3110] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3109] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./552/tracing" [pid 302] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3109] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./584/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3109] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./552/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3110] <... mount resumed>) = 0 [pid 3109] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 3109] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./584/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3111 attached [pid 3110] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3109] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3110] <... openat resumed>) = 3 [pid 3110] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3109] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 299] getdents64(4 [pid 3109] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3109] creat(NULL, 0732 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 3109] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3109] exit_group(0 [pid 302] getdents64(4 [pid 299] close(4 [pid 3109] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(4 [pid 299] rmdir("./552/tracing" [pid 302] <... close resumed>) = 0 [pid 3111] set_robust_list(0x555557559760, 24 [pid 3110] openat(AT_FDCWD, NULL, O_WRONLY [pid 3111] <... set_robust_list resumed>) = 0 [pid 3110] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./584/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 3111] rt_sigprocmask(SIG_SETMASK, [] [pid 3110] creat(NULL, 0732 [pid 3111] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3110] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] getdents64(3 [pid 3111] chdir("./559" [pid 3110] exit_group(0 [pid 3111] <... chdir resumed>) = 0 [pid 3110] <... exit_group resumed>) = ? [pid 3111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3110] +++ exited with 0 +++ [pid 3109] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] close(3 [pid 3111] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 302] rmdir("./584" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./552" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3111] setpgid(0, 0) = 0 [pid 3111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 3111] <... openat resumed>) = 3 [pid 3111] write(3, "1000", 4) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 302] mkdir("./585", 0777 [pid 299] mkdir("./553", 0777 [pid 3111] close(3) = 0 [pid 3111] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3111] write(1, "executing program\n", 18) = 18 [pid 3111] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3111] <... close_range resumed>) = 0 [pid 3111] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3111] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3112 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3113 [pid 3111] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3111] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3111] write(3, "p:s/p ./file0:0", 15 [pid 298] openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3111] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 3 [pid 3111] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(3 [pid 3111] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3111] creat(NULL, 0732 [pid 298] getdents64(3 [pid 3111] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3111] exit_group(0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3111] <... exit_group resumed>) = ? [pid 298] umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3113 attached [pid 3111] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./543/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] unlink("./543/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3112 attached [pid 3112] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3112] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3112] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3112] chdir("./585" [pid 298] <... umount2 resumed>) = 0 [pid 3112] <... chdir resumed>) = 0 [pid 298] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3112] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./543/tracing" [pid 3112] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3112] <... setpgid resumed>) = 0 [pid 298] umount2("./543/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3113] set_robust_list(0x555557559760, 24 [pid 298] openat(AT_FDCWD, "./543/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3112] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 3112] write(3, "1000", 4 [pid 298] fstat(4 [pid 3113] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3112] <... write resumed>) = 4 [pid 298] getdents64(4 [pid 3112] close(3) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3112] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 3112] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3113] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3112] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 3112] <... write resumed>) = 18 [pid 298] rmdir("./543/tracing" [pid 3112] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3112] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3113] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3112] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3112] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./543" [pid 3112] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3112] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./544", 0777 [pid 3112] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 3112] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3112] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3112] creat(NULL, 0732 [pid 298] <... mkdir resumed>) = 0 [pid 301] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3113] chdir("./553" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3113] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3112] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./559/binderfs" [pid 3112] exit_group(0) = ? [pid 3113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3112] +++ exited with 0 +++ [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3113] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./559/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3114 [pid 3113] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3114 attached [pid 3114] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3113] <... setpgid resumed>) = 0 [pid 301] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./565/binderfs" [pid 300] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./565/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3114] <... set_robust_list resumed>) = 0 [pid 3114] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./559/tracing" [pid 3113] <... openat resumed>) = 3 [pid 301] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3114] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3113] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3113] <... write resumed>) = 4 [pid 300] openat(AT_FDCWD, "./559/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3114] chdir("./544" [pid 3113] close(3 [pid 301] newfstatat(AT_FDCWD, "./565/tracing" [pid 300] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3113] <... close resumed>) = 0 [pid 300] fstat(4 [pid 301] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3113] symlink("/dev/binderfs", "./binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3114] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./565/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 3114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 300] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] close(4 [pid 3113] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3113] write(1, "executing program\n", 18 executing program [pid 301] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 3113] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3113] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rmdir("./559/tracing" [pid 301] close(4 [pid 3114] <... prctl resumed>) = 0 [pid 3114] setpgid(0, 0) = 0 [pid 3113] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] rmdir("./565/tracing" [pid 300] getdents64(3 [pid 3113] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 300] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 301] close(3 [pid 300] rmdir("./559" [pid 301] <... close resumed>) = 0 [pid 3114] write(3, "1000", 4) = 4 [pid 3114] close(3) = 0 [pid 3114] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 301] rmdir("./565" [pid 300] mkdir("./560", 0777 [pid 3114] <... symlink resumed>) = 0 [pid 3114] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3114] <... write resumed>) = 18 [pid 3114] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3114] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3113] <... mkdirat resumed>) = 0 [pid 301] mkdir("./566", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 3114] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3114] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 302] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3113] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3113] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3114] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3114] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3114] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3114] exit_group(0 [pid 302] fstat(3 [pid 3114] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3116 attached [pid 3114] +++ exited with 0 +++ [pid 3113] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3115 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3115 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3116 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3113] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3113] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./585/binderfs" [pid 3115] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3115] <... set_robust_list resumed>) = 0 [pid 302] unlink("./585/binderfs" [pid 3113] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3115] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 3113] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3115] chdir("./566" [pid 3113] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 3115] <... chdir resumed>) = 0 [pid 3113] creat(NULL, 0732 [pid 302] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3113] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./585/tracing" [pid 3115] <... prctl resumed>) = 0 [pid 3115] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3113] exit_group(0 [pid 302] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3115] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3113] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./585/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 3115] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 3115] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3115] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 3113] +++ exited with 0 +++ [pid 3115] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3115] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(4) = 0 [pid 3115] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./585/tracing" [pid 3115] <... symlink resumed>) = 0 executing program [pid 3115] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 3115] <... write resumed>) = 18 [pid 302] getdents64(3 [pid 3115] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3115] <... close_range resumed>) = 0 [pid 302] close(3 [pid 3115] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 3116] set_robust_list(0x555557559760, 24 [pid 3115] <... mkdirat resumed>) = 0 [pid 302] rmdir("./585" [pid 3115] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3115] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3116] <... set_robust_list resumed>) = 0 [pid 3115] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 3115] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./586", 0777 [pid 3115] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3115] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3115] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 3115] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3115] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3116] rt_sigprocmask(SIG_SETMASK, [] [pid 3115] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3117 ci2-android-5-10/strace-static-x86_64: Process 3117 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3116] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3117] set_robust_list(0x555557559760, 24 [pid 298] <... openat resumed>) = 3 [pid 3116] chdir("./560" [pid 298] fstat(3 [pid 3117] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3116] <... chdir resumed>) = 0 [pid 298] getdents64(3 [pid 3116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3116] <... prctl resumed>) = 0 [pid 298] umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3116] setpgid(0, 0 [pid 298] newfstatat(AT_FDCWD, "./544/binderfs" [pid 3117] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3116] <... setpgid resumed>) = 0 [pid 298] unlink("./544/binderfs" [pid 3117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3117] chdir("./586") = 0 [pid 3117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3116] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 3116] write(3, "1000", 4 [pid 298] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3117] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3116] <... write resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./544/tracing" [pid 3117] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3116] close(3 [pid 298] umount2("./544/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3117] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3116] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./544/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3116] symlink("/dev/binderfs", "./binderfs" [pid 298] <... openat resumed>) = 4 [pid 3117] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 3117] write(3, "1000", 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3116] <... symlink resumed>) = 0 [pid 298] getdents64(4 [pid 3117] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3116] write(1, "executing program\n", 18 [pid 298] getdents64(4 [pid 3117] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3116] <... write resumed>) = 18 executing program [pid 298] close(4 [pid 3117] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3116] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rmdir("./544/tracing" [pid 3117] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3116] <... close_range resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3117] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 3116] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3117] <... write resumed>) = 18 [pid 298] close(3 [pid 3117] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 [pid 3117] <... close_range resumed>) = 0 [pid 298] rmdir("./544" [pid 3117] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3116] <... mkdirat resumed>) = 0 executing program [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3116] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./545", 0777 [pid 3117] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3117] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 299] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3116] <... mount resumed>) = 0 [pid 299] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3117] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 3117] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3117] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3117] creat(NULL, 0732 [pid 3116] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(3 [pid 3117] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3118 [pid 3116] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3117] exit_group(0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3116] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3117] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3116] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./553/binderfs" [pid 3116] openat(AT_FDCWD, NULL, O_WRONLY [pid 3117] +++ exited with 0 +++ [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./553/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3118 attached [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3116] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3118] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 3 [pid 3116] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 301] fstat(3 [pid 299] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3116] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./553/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3116] exit_group(0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3116] <... exit_group resumed>) = ? [pid 299] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./566/binderfs" [pid 299] openat(AT_FDCWD, "./553/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3118] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] unlink("./566/binderfs" [pid 299] fstat(4 [pid 3118] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3118] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3118] chdir("./545" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./566/tracing" [pid 299] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3116] +++ exited with 0 +++ [pid 301] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./566/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./553/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 4 [pid 3118] <... chdir resumed>) = 0 [pid 3118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3118] setpgid(0, 0) = 0 [pid 3118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3118] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 301] getdents64(4 [pid 3118] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 301] close(4 [pid 299] rmdir("./553" [pid 301] <... close resumed>) = 0 [pid 3118] <... write resumed>) = 4 [pid 3118] close(3) = 0 [pid 3118] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./566/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 3118] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./554", 0777 [pid 301] getdents64(3 [pid 3118] <... write resumed>) = 18 [pid 3118] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3118] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./566" [pid 3118] <... mkdirat resumed>) = 0 [pid 3118] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3119 [pid 301] mkdir("./567", 0777 [pid 3118] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3118] <... openat resumed>) = 3 [pid 3118] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3118] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3118] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3118] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3118] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3120 attached [pid 3118] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3119 attached ) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3120 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(3 [pid 3119] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3119] <... set_robust_list resumed>) = 0 [pid 302] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./586/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./586/binderfs" [pid 3119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3119] chdir("./554" [pid 302] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3119] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3120] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3119] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./586/tracing" [pid 3119] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3119] <... setpgid resumed>) = 0 [pid 302] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./586/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 3119] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 3120] <... set_robust_list resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3119] write(3, "1000", 4 [pid 302] getdents64(4 [pid 3119] <... write resumed>) = 4 [pid 3119] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3119] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 3119] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3119] <... symlink resumed>) = 0 [pid 302] close(4 [pid 3120] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 executing program [pid 3119] write(1, "executing program\n", 18 [pid 302] rmdir("./586/tracing" [pid 3119] <... write resumed>) = 18 [pid 3119] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3119] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3120] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3119] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3119] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(3 [pid 3119] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./586" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3119] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./587", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3119] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3119] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3119] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3119] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3121 [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./545/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 298] unlink("./545/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3121 attached [pid 3120] chdir("./567" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3120] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./560/binderfs" [pid 298] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./560/binderfs" [pid 298] newfstatat(AT_FDCWD, "./545/tracing" [pid 3121] set_robust_list(0x555557559760, 24 [pid 3120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./545/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3121] <... set_robust_list resumed>) = 0 [pid 3120] <... prctl resumed>) = 0 [pid 300] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./545/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3121] rt_sigprocmask(SIG_SETMASK, [] [pid 3120] setpgid(0, 0 [pid 3119] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 3119] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./560/tracing" [pid 298] fstat(4 [pid 3121] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3120] <... setpgid resumed>) = 0 [pid 3119] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 3120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./560/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 3120] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 298] close(4 [pid 3120] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 3120] <... write resumed>) = 4 [pid 300] getdents64(4 [pid 298] rmdir("./545/tracing" [pid 3121] chdir("./587" [pid 3120] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3120] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3120] symlink("/dev/binderfs", "./binderfs" [pid 300] close(4 [pid 299] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 3120] <... symlink resumed>) = 0 [pid 300] rmdir("./560/tracing" [pid 299] fstat(3 [pid 298] rmdir("./545" [pid 3121] <... chdir resumed>) = 0 [pid 3120] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] <... rmdir resumed>) = 0 [pid 3120] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] mkdir("./546", 0777 [pid 3121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3120] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 3121] <... prctl resumed>) = 0 [pid 3120] <... close_range resumed>) = 0 [pid 300] close(3 [pid 299] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3121] setpgid(0, 0 [pid 3120] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rmdir("./560" [pid 299] newfstatat(AT_FDCWD, "./554/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3121] <... setpgid resumed>) = 0 [pid 3120] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./561", 0777 [pid 299] unlink("./554/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3122 [pid 3120] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 3122 attached [pid 3121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3120] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3121] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3120] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3122] set_robust_list(0x555557559760, 24 [pid 3121] write(3, "1000", 4 [pid 3120] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3123 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3123 attached [pid 3123] set_robust_list(0x555557559760, 24 [pid 3121] <... write resumed>) = 4 [pid 3120] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = 0 [pid 3123] <... set_robust_list resumed>) = 0 [pid 3123] rt_sigprocmask(SIG_SETMASK, [] [pid 3122] <... set_robust_list resumed>) = 0 [pid 3121] close(3 [pid 3120] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3123] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3123] chdir("./561" [pid 3121] <... close resumed>) = 0 [pid 3120] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3123] <... chdir resumed>) = 0 [pid 3123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3123] setpgid(0, 0) = 0 [pid 3123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3121] symlink("/dev/binderfs", "./binderfs" [pid 3120] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./554/tracing" [pid 3122] rt_sigprocmask(SIG_SETMASK, [] [pid 3123] <... openat resumed>) = 3 [pid 3123] write(3, "1000", 4) = 4 [pid 3123] close(3 [pid 3121] <... symlink resumed>) = 0 [pid 3120] creat(NULL, 0732 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3121] write(1, "executing program\n", 18 [pid 3123] <... close resumed>) = 0 executing program [pid 3123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3121] <... write resumed>) = 18 [pid 3120] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3123] write(1, "executing program\n", 18) = 18 executing program [pid 3123] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3123] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3122] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3121] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3120] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3123] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3121] <... close_range resumed>) = 0 [pid 3120] <... exit_group resumed>) = ? [pid 299] openat(AT_FDCWD, "./554/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3122] chdir("./546" [pid 3123] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3123] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3120] +++ exited with 0 +++ [pid 3123] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3123] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3123] exit_group(0) = ? [pid 3123] +++ exited with 0 +++ [pid 3122] <... chdir resumed>) = 0 [pid 3121] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 4 [pid 3122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3121] <... mkdirat resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3122] <... prctl resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 3122] setpgid(0, 0 [pid 3121] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3122] <... setpgid resumed>) = 0 [pid 3121] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3121] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 3122] <... openat resumed>) = 3 [pid 3121] <... openat resumed>) = 3 [pid 3122] write(3, "1000", 4 [pid 3121] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3122] <... write resumed>) = 4 [pid 3122] close(3 [pid 3121] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 3122] <... close resumed>) = 0 [pid 3121] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3122] symlink("/dev/binderfs", "./binderfs" [pid 3121] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 3121] creat(NULL, 0732 [pid 3122] <... symlink resumed>) = 0 [pid 3121] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 3122] write(1, "executing program\n", 18 [pid 3121] exit_group(0 [pid 299] rmdir("./554/tracing" [pid 3122] <... write resumed>) = 18 [pid 3121] <... exit_group resumed>) = ? executing program [pid 3122] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3122] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3121] +++ exited with 0 +++ [pid 3122] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 3122] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3122] <... mount resumed>) = 0 [pid 299] close(3 [pid 3122] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3122] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./554" [pid 3122] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3122] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 299] mkdir("./555", 0777 [pid 3122] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3122] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 299] <... mkdir resumed>) = 0 [pid 3122] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3122] exit_group(0 [pid 301] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3122] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3122] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./567/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3124 attached [pid 301] unlink("./567/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3124 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3124] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3124] <... set_robust_list resumed>) = 0 [pid 301] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3124] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3124] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./567/tracing" [pid 300] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3124] chdir("./555" [pid 301] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 3124] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 3124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./567/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 3124] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 3124] setpgid(0, 0 [pid 301] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3124] <... setpgid resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 298] getdents64(3 [pid 300] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./561/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] unlink("./561/binderfs" [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3124] <... openat resumed>) = 3 [pid 301] rmdir("./567/tracing" [pid 300] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./546/binderfs" [pid 3124] write(3, "1000", 4) = 4 [pid 3124] close(3) = 0 [pid 3124] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 298] unlink("./546/binderfs" [pid 3124] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3124] write(1, "executing program\n", 18) = 18 [pid 298] <... unlink resumed>) = 0 [pid 301] close(3 [pid 300] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3124] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./561/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./567" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 3124] <... close_range resumed>) = 0 executing program [pid 3124] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] fstat(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3124] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./568", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./546/tracing" [pid 3124] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 3124] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./561/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./587/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4 [pid 298] umount2("./546/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3124] <... openat resumed>) = 3 [pid 3124] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./587/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3125 attached [pid 3124] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3125 [pid 302] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./546/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3124] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3124] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3124] exit_group(0) = ? [pid 3125] set_robust_list(0x555557559760, 24 [pid 3124] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 302] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./587/tracing" [pid 300] close(4 [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 3125] <... set_robust_list resumed>) = 0 [pid 302] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./561/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3125] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./587/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 302] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 302] getdents64(4 [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 3125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 298] rmdir("./546/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./561" [pid 3125] chdir("./568") = 0 [pid 3125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 3125] <... prctl resumed>) = 0 [pid 3125] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 298] getdents64(3 [pid 300] mkdir("./562", 0777 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] rmdir("./587/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 3125] write(3, "1000", 4) = 4 [pid 3125] close(3) = 0 [pid 3125] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./546" [pid 302] close(3 [pid 3125] <... symlink resumed>) = 0 [pid 3125] write(1, "executing program\n", 18) = 18 [pid 3125] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3125] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3126 [pid 298] <... rmdir resumed>) = 0 [pid 302] rmdir("./587" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./547", 0777 [pid 3125] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3125] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3125] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 302] mkdir("./588", 0777 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3125] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3125] creat(NULL, 0732 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3125] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3125] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3127 attached [pid 3125] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3126 attached [pid 3126] set_robust_list(0x555557559760, 24) = 0 [pid 3126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3126] chdir("./562") = 0 [pid 299] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3127 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3128 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 3126] <... prctl resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3126] setpgid(0, 0 [pid 299] getdents64(3 [pid 3126] <... setpgid resumed>) = 0 [pid 3126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3127] set_robust_list(0x555557559760, 24 [pid 299] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3126] <... openat resumed>) = 3 [pid 3127] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3126] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./555/binderfs" [pid 3126] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3126] close(3 [pid 299] unlink("./555/binderfs" [pid 3126] <... close resumed>) = 0 [pid 3126] symlink("/dev/binderfs", "./binderfs" [pid 3127] rt_sigprocmask(SIG_SETMASK, [] [pid 3126] <... symlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3126] write(1, "executing program\n", 18 [pid 299] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3126] <... write resumed>) = 18 [pid 3126] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = 0 executing program [pid 3126] <... close_range resumed>) = 0 [pid 299] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3126] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3127] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./555/tracing" [pid 3127] chdir("./547" [pid 3126] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3126] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3126] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3127] <... chdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./555/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3126] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 3126] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3126] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 3126] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3126] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 3126] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3126] creat(NULL, 0732 [pid 299] close(4 [pid 3126] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./555/tracing" [pid 3126] exit_group(0) = ? [pid 3127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3126] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 3128 attached ) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./555" [pid 3128] set_robust_list(0x555557559760, 24) = 0 [pid 3128] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3128] chdir("./588" [pid 299] mkdir("./556", 0777 [pid 301] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3128] <... chdir resumed>) = 0 [pid 3128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3128] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3 [pid 3128] <... openat resumed>) = 3 [pid 3128] write(3, "1000", 4) = 4 [pid 3128] close(3) = 0 [pid 3128] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3128] <... symlink resumed>) = 0 [pid 3127] <... prctl resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3129 [pid 3127] setpgid(0, 0 [pid 3128] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3127] <... setpgid resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3128] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./568/binderfs" [pid 3128] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3128] <... close_range resumed>) = 0 executing program [pid 301] unlink("./568/binderfs" [pid 3128] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3127] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 3128] <... mkdirat resumed>) = 0 [pid 3127] write(3, "1000", 4 [pid 301] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3128] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3127] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 3128] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3127] close(3 [pid 301] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3128] <... openat resumed>) = 3 [pid 3127] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3128] write(3, "p:s/p ./file0:0", 15 [pid 3127] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./568/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3128] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3127] <... symlink resumed>) = 0 [pid 301] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3128] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3127] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./568/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3128] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3127] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 4 [pid 3128] creat(NULL, 0732 [pid 3127] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 3127] <... close_range resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3128] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3128] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3127] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 3128] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 300] fstat(3 [pid 301] rmdir("./568/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3128] +++ exited with 0 +++ [pid 3127] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3129 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3127] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] newfstatat(AT_FDCWD, "./562/binderfs" [pid 3129] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] unlink("./562/binderfs" [pid 301] rmdir("./568" [pid 300] <... unlink resumed>) = 0 [pid 3129] <... set_robust_list resumed>) = 0 [pid 3129] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./569", 0777 [pid 302] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3129] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3129] chdir("./556") = 0 [pid 3129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3127] <... mount resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3129] setpgid(0, 0) = 0 [pid 3129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3129] write(3, "1000", 4 [pid 3127] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3130 [pid 300] newfstatat(AT_FDCWD, "./562/tracing" [pid 302] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./588/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3127] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3127] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./588/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3129] <... write resumed>) = 4 [pid 3129] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./562/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 3129] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 3127] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3129] <... symlink resumed>) = 0 [pid 3127] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./588/tracing" [pid 3129] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3127] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 302] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3127] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3127] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 302] openat(AT_FDCWD, "./588/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 3129] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 302] fstat(4 [pid 300] rmdir("./562/tracing" [pid 3127] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3129] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3129] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 3127] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 3129] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 302] close(4 [pid 3129] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3127] +++ exited with 0 +++ [pid 302] rmdir("./588/tracing" [pid 300] rmdir("./562"ci2-android-5-10/strace-static-x86_64: Process 3130 attached [pid 3129] <... mount resumed>) = 0 [pid 3130] set_robust_list(0x555557559760, 24 [pid 3129] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3130] <... set_robust_list resumed>) = 0 [pid 3129] <... openat resumed>) = 3 [pid 3130] rt_sigprocmask(SIG_SETMASK, [] [pid 3129] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3129] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./563", 0777 [pid 3130] chdir("./569" [pid 3129] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(3 [pid 3130] <... chdir resumed>) = 0 [pid 3129] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3129] creat(NULL, 0732 [pid 3130] <... prctl resumed>) = 0 [pid 3129] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 3130] setpgid(0, 0 [pid 3129] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 3130] <... setpgid resumed>) = 0 [pid 3129] <... exit_group resumed>) = ? [pid 302] rmdir("./588" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3129] +++ exited with 0 +++ [pid 3130] <... openat resumed>) = 3 [pid 3130] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] mkdir("./589", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3130] close(3) = 0 [pid 3130] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3130] write(1, "executing program\n", 18) = 18 [pid 3130] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3130] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3131 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 3130] <... mkdirat resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3130] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3130] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3130] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3132 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3130] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3130] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3130] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 3130] creat(NULL, 0732 [pid 299] fstat(3 [pid 3130] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3130] exit_group(0 [pid 299] getdents64(3 [pid 3130] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3132 attached [pid 3130] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3131 attached [pid 3131] set_robust_list(0x555557559760, 24) = 0 [pid 3131] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3131] chdir("./563" [pid 299] newfstatat(AT_FDCWD, "./556/binderfs" [pid 3131] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] unlink("./556/binderfs" [pid 3131] <... prctl resumed>) = 0 [pid 3131] setpgid(0, 0) = 0 [pid 3131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 3131] <... openat resumed>) = 3 [pid 299] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3131] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 3131] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./556/tracing" [pid 3131] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3131] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./556/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 3131] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 3132] set_robust_list(0x555557559760, 24 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] getdents64(4 [pid 3131] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./547/binderfs" [pid 299] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./547/binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./556/tracing" [pid 3131] <... write resumed>) = 18 [pid 3131] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 [pid 3131] <... close_range resumed>) = 0 executing program [pid 3131] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3132] <... set_robust_list resumed>) = 0 [pid 3131] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 3131] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 299] close(3 [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./547/tracing" [pid 301] getdents64(3 [pid 299] rmdir("./556" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3131] <... mount resumed>) = 0 [pid 301] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./547/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./569/binderfs" [pid 299] mkdir("./557", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3131] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3131] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] unlink("./569/binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./547/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3132] rt_sigprocmask(SIG_SETMASK, [] [pid 3131] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 3132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 3131] creat(NULL, 0732 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3132] chdir("./589" [pid 301] <... umount2 resumed>) = 0 [pid 3131] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3131] exit_group(0) = ? [pid 3132] <... chdir resumed>) = 0 [pid 3131] +++ exited with 0 +++ [pid 301] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3133 attached [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./569/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3133 [pid 298] getdents64(4 [pid 3132] <... prctl resumed>) = 0 [pid 301] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3132] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3132] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 3132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "./569/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3133] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 4 [pid 298] rmdir("./547/tracing" [pid 301] fstat(4 [pid 3133] <... set_robust_list resumed>) = 0 [pid 3133] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3132] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 298] getdents64(3 [pid 3133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3132] write(3, "1000", 4 [pid 301] getdents64(4 [pid 298] close(3 [pid 3132] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3132] close(3 [pid 298] <... close resumed>) = 0 [pid 301] close(4 [pid 3132] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3132] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./569/tracing" [pid 298] rmdir("./547" [pid 3133] chdir("./557") = 0 [pid 3133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3133] setpgid(0, 0) = 0 [pid 3133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 3132] <... symlink resumed>) = 0 executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./548", 0777 [pid 3132] write(1, "executing program\n", 18 [pid 301] close(3 [pid 3133] <... openat resumed>) = 3 [pid 3133] write(3, "1000", 4 [pid 298] <... mkdir resumed>) = 0 [pid 3132] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3132] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rmdir("./569" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3133] <... write resumed>) = 4 [pid 3133] close(3) = 0 [pid 3133] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./570", 0777 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3132] <... close_range resumed>) = 0 [pid 3133] <... symlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3133] write(1, "executing program\n", 18) = 18 [pid 3133] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3133] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3132] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3133] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3134 [pid 3133] <... mount resumed>) = 0 [pid 3133] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3133] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3133] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3135 [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3133] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3132] <... mkdirat resumed>) = 0 [pid 300] getdents64(3 [pid 3133] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3132] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3133] creat(NULL, 0732 [pid 300] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3133] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3132] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./563/binderfs" [pid 3133] exit_group(0 [pid 3132] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3133] <... exit_group resumed>) = ? [pid 300] unlink("./563/binderfs" [pid 3132] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3135 attached [pid 3133] +++ exited with 0 +++ [pid 3132] write(3, "p:s/p ./file0:0", 15 [pid 300] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3134 attached [pid 300] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3134] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = 0 [pid 3132] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3134] <... set_robust_list resumed>) = 0 [pid 3134] rt_sigprocmask(SIG_SETMASK, [] [pid 3132] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3134] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./563/tracing" [pid 3132] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3132] creat(NULL, 0732 [pid 300] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3134] chdir("./548" [pid 3132] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3134] <... chdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./563/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3132] exit_group(0 [pid 3134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3134] setpgid(0, 0) = 0 [pid 3134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3132] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 4 [pid 3134] write(3, "1000", 4 [pid 300] fstat(4 [pid 3134] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3134] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3134] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 3134] <... symlink resumed>) = 0 [pid 3132] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./563/tracing" [pid 3134] write(1, "executing program\n", 18) = 18 [pid 3134] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3134] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 3135] set_robust_list(0x555557559760, 24 [pid 3134] <... mkdirat resumed>) = 0 [pid 300] getdents64(3 [pid 3134] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3134] <... mount resumed>) = 0 [pid 300] close(3 [pid 3135] <... set_robust_list resumed>) = 0 [pid 3134] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 3134] <... openat resumed>) = 3 [pid 300] rmdir("./563" [pid 3134] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3134] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./564", 0777 [pid 3134] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3134] exit_group(0) = ? [pid 300] <... mkdir resumed>) = 0 [pid 3135] rt_sigprocmask(SIG_SETMASK, [] [pid 3134] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3135] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3135] chdir("./570") = 0 [pid 3135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3135] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3136 [pid 3135] <... setpgid resumed>) = 0 [pid 3135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3135] <... openat resumed>) = 3 [pid 3135] write(3, "1000", 4 [pid 299] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3135] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3135] close(3 [pid 299] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3135] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3135] symlink("/dev/binderfs", "./binderfs" [pid 299] fstat(3 [pid 3135] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3135] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 3135] <... write resumed>) = 18 [pid 3135] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3135] <... close_range resumed>) = 0 [pid 299] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3135] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3135] <... mkdirat resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./557/binderfs" [pid 3135] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3135] <... mount resumed>) = 0 [pid 299] unlink("./557/binderfs" [pid 3135] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 3135] <... openat resumed>) = 3 [pid 299] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3135] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = 0 [pid 3135] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3135] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3135] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3135] exit_group(0) = ? [pid 3135] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3136 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3136] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./557/tracing" [pid 3136] <... set_robust_list resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3136] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./557/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 3136] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 3136] chdir("./564" [pid 302] getdents64(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3136] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./589/binderfs" [pid 301] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./589/binderfs" [pid 301] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3136] <... prctl resumed>) = 0 [pid 3136] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 299] rmdir("./557/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 3136] <... setpgid resumed>) = 0 [pid 3136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./589/tracing" [pid 298] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./570/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./570/binderfs" [pid 299] <... close resumed>) = 0 [pid 298] umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./589/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3136] write(3, "1000", 4 [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./557" [pid 298] newfstatat(AT_FDCWD, "./548/binderfs" [pid 302] fstat(4 [pid 3136] <... write resumed>) = 4 [pid 3136] close(3) = 0 [pid 3136] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = 0 [pid 299] mkdir("./558", 0777 [pid 298] unlink("./548/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3136] <... symlink resumed>) = 0 [pid 3136] write(1, "executing program\n", 18 [pid 299] <... mkdir resumed>) = 0 [pid 3136] <... write resumed>) = 18 [pid 3136] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 298] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./570/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3136] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./589/tracing" [pid 301] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3136] <... mkdirat resumed>) = 0 [pid 3136] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3136] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./570/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3137 [pid 298] newfstatat(AT_FDCWD, "./548/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] close(3 [pid 301] fstat(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./589" [pid 301] getdents64(4 [pid 298] umount2("./548/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3136] <... openat resumed>) = 3 [pid 3136] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 3136] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./590", 0777 [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3136] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3136] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3136] exit_group(0) = ? [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./548/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3138 attached [pid 3136] +++ exited with 0 +++ [pid 301] rmdir("./570/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3138 ci2-android-5-10/strace-static-x86_64: Process 3137 attached [pid 3137] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./570" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3137] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3137] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3137] chdir("./558" [pid 301] <... rmdir resumed>) = 0 [pid 3137] <... chdir resumed>) = 0 [pid 301] mkdir("./571", 0777 [pid 300] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3137] setpgid(0, 0) = 0 [pid 3137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 298] rmdir("./548/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3137] <... openat resumed>) = 3 [pid 3137] write(3, "1000", 4) = 4 [pid 3137] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 3138] set_robust_list(0x555557559760, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3137] <... close resumed>) = 0 [pid 3137] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3137] write(1, "executing program\n", 18) = 18 [pid 300] fstat(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3139 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 3137] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 [pid 3137] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./548" [pid 300] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3137] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./564/binderfs" [pid 298] mkdir("./549", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3137] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] unlink("./564/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 3137] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3137] write(3, "p:s/p ./file0:0", 15 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = 0 [pid 3137] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3137] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3137] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3137] exit_group(0 [pid 300] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3140 [pid 3137] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./564/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3140 attached [pid 3138] <... set_robust_list resumed>) = 0 [pid 3137] +++ exited with 0 +++ [pid 300] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3139 attached ) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./564/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3139] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 3139] <... set_robust_list resumed>) = 0 [pid 300] fstat(4 [pid 3139] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3139] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 3139] chdir("./571" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3139] <... chdir resumed>) = 0 [pid 300] getdents64(4 [pid 3139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3139] <... prctl resumed>) = 0 [pid 300] close(4 [pid 3139] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 3139] <... setpgid resumed>) = 0 [pid 300] rmdir("./564/tracing" [pid 3139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3139] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 3139] <... write resumed>) = 4 [pid 300] getdents64(3 [pid 3139] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3139] <... close resumed>) = 0 [pid 300] close(3 [pid 3139] symlink("/dev/binderfs", "./binderfs" [pid 300] <... close resumed>) = 0 executing program executing program [pid 3140] set_robust_list(0x555557559760, 24 [pid 3139] <... symlink resumed>) = 0 [pid 3138] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./564" [pid 3139] write(1, "executing program\n", 18) = 18 [pid 3139] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3139] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 3140] <... set_robust_list resumed>) = 0 [pid 3139] <... mkdirat resumed>) = 0 [pid 3138] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./565", 0777 [pid 3139] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3139] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 3139] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3139] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3139] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3139] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3139] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3139] exit_group(0) = ? [pid 3138] chdir("./590" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3141 [pid 3140] rt_sigprocmask(SIG_SETMASK, [] [pid 3139] +++ exited with 0 +++ [pid 3138] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3138] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3141 attached [pid 3141] set_robust_list(0x555557559760, 24 [pid 3138] setpgid(0, 0 [pid 3141] <... set_robust_list resumed>) = 0 [pid 3138] <... setpgid resumed>) = 0 [pid 299] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3141] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3138] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 3138] write(3, "1000", 4 [pid 299] fstat(3 [pid 3141] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3138] <... write resumed>) = 4 [pid 3141] chdir("./565" [pid 3138] close(3 [pid 299] getdents64(3 [pid 3141] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3138] <... close resumed>) = 0 [pid 299] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3138] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./558/binderfs" [pid 3141] <... prctl resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3141] setpgid(0, 0 [pid 299] unlink("./558/binderfs" [pid 3141] <... setpgid resumed>) = 0 [pid 3141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3138] <... symlink resumed>) = 0 [pid 3141] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 3138] write(1, "executing program\n", 18 [pid 299] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3141] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3138] <... write resumed>) = 18 [pid 299] newfstatat(AT_FDCWD, "./558/tracing" [pid 3141] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3138] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3141] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3138] <... close_range resumed>) = 0 [pid 299] openat(AT_FDCWD, "./558/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3141] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3141] symlink("/dev/binderfs", "./binderfs" [pid 3138] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(4 [pid 3141] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3141] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 3138] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3141] <... write resumed>) = 18 [pid 3138] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4 [pid 3141] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3141] <... close_range resumed>) = 0 executing program [pid 299] close(4 [pid 3141] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3138] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3141] <... mkdirat resumed>) = 0 [pid 3140] chdir("./549" [pid 3138] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./558/tracing" [pid 3141] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3141] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3141] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3138] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3138] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 3141] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3138] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./558" [pid 301] <... openat resumed>) = 3 [pid 3141] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3141] exit_group(0) = ? [pid 3141] +++ exited with 0 +++ [pid 3140] <... chdir resumed>) = 0 [pid 3138] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./559", 0777 [pid 3138] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3140] setpgid(0, 0 [pid 3138] creat(NULL, 0732 [pid 301] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3140] <... setpgid resumed>) = 0 [pid 3138] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./571/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3138] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3142 attached ) = 3 [pid 3138] <... exit_group resumed>) = ? [pid 301] unlink("./571/binderfs" [pid 3140] write(3, "1000", 4) = 4 [pid 301] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3142 [pid 301] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3140] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3140] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3140] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3140] <... symlink resumed>) = 0 [pid 3138] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./571/tracing" [pid 3140] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3140] <... write resumed>) = 18 executing program [pid 301] openat(AT_FDCWD, "./571/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3140] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 4 [pid 3140] <... close_range resumed>) = 0 [pid 301] fstat(4 [pid 3140] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3142] set_robust_list(0x555557559760, 24 [pid 3140] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 3140] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3140] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 3142] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3140] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 3140] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3142] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./571/tracing" [pid 3140] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3140] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3140] creat(NULL, 0732 [pid 3142] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3140] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3140] exit_group(0 [pid 3142] chdir("./559" [pid 301] getdents64(3 [pid 3140] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3142] <... chdir resumed>) = 0 [pid 301] close(3 [pid 3142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3140] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 3142] <... prctl resumed>) = 0 [pid 301] rmdir("./571" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3142] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] mkdir("./572", 0777 [pid 3142] <... setpgid resumed>) = 0 [pid 3142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 3142] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3142] write(3, "1000", 4) = 4 [pid 3142] close(3) = 0 [pid 3142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3143 [pid 3142] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3142] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 3142] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3142] <... close_range resumed>) = 0 executing program [pid 300] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3142] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./565/binderfs" [pid 3142] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./565/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3142] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 3142] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 3 [pid 300] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3142] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 300] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3142] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./565/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./590/binderfs" [pid 300] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3142] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3143 attached [pid 302] unlink("./590/binderfs" [pid 300] openat(AT_FDCWD, "./565/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3142] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3142] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 3142] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 3142] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 302] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 3142] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./590/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 302] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 302] openat(AT_FDCWD, "./590/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3143] set_robust_list(0x555557559760, 24 [pid 3142] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 300] rmdir("./565/tracing" [pid 302] fstat(4 [pid 3143] <... set_robust_list resumed>) = 0 [pid 3143] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 302] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 300] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3143] chdir("./572" [pid 302] close(4 [pid 300] <... close resumed>) = 0 [pid 3143] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] rmdir("./565" [pid 302] rmdir("./590/tracing" [pid 3143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3143] setpgid(0, 0) = 0 [pid 3143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 3143] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] mkdir("./566", 0777 [pid 302] getdents64(3 [pid 3143] write(3, "1000", 4) = 4 [pid 3143] close(3) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./590" [pid 3143] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3143] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./591", 0777 [pid 298] umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3143] <... write resumed>) = 18 [pid 3143] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3143] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3143] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 3143] <... mount resumed>) = 0 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3144 [pid 298] openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3143] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3143] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3143] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3145 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 3143] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3143] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./549/binderfs" [pid 299] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3143] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./559/binderfs" [pid 298] unlink("./549/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3143] exit_group(0) = ? [pid 298] <... unlink resumed>) = 0 [pid 299] unlink("./559/binderfs" [pid 298] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3145 attached [pid 3143] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3144 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3144] set_robust_list(0x555557559760, 24 [pid 299] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./549/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./559/tracing" [pid 298] umount2("./549/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3144] <... set_robust_list resumed>) = 0 [pid 299] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./549/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3144] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./559/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3144] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3144] chdir("./566" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 3144] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] close(4 [pid 301] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./559/tracing" [pid 298] rmdir("./549/tracing" [pid 301] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3144] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 3144] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] getdents64(3 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3144] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(3 [pid 301] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./559" [pid 301] newfstatat(AT_FDCWD, "./572/binderfs" [pid 298] rmdir("./549" [pid 3144] <... write resumed>) = 4 [pid 3144] close(3) = 0 [pid 3144] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3144] <... symlink resumed>) = 0 [pid 301] unlink("./572/binderfs" [pid 299] mkdir("./560", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3144] write(1, "executing program\n", 18) = 18 [pid 3144] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 298] mkdir("./550", 0777 [pid 3144] <... close_range resumed>) = 0 [pid 3144] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3144] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 301] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./572/tracing" [pid 3144] <... mount resumed>) = 0 [pid 3144] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3144] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3144] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3144] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3144] exit_group(0) = ? [pid 301] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3146 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3147 attached [pid 3145] set_robust_list(0x555557559760, 24 [pid 3144] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./572/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3147 ci2-android-5-10/strace-static-x86_64: Process 3146 attached [pid 3146] set_robust_list(0x555557559760, 24) = 0 [pid 3146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3146] chdir("./560" [pid 301] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 3146] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 3146] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3146] setpgid(0, 0 [pid 301] close(4 [pid 3146] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3145] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./572/tracing" [pid 3147] set_robust_list(0x555557559760, 24 [pid 3146] <... openat resumed>) = 3 [pid 3146] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 3146] close(3 [pid 301] getdents64(3 [pid 3146] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3146] symlink("/dev/binderfs", "./binderfs" [pid 301] close(3 [pid 3146] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3145] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./572" [pid 3146] write(1, "executing program\n", 18) = 18 [pid 3146] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3146] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 3145] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] mkdir("./573", 0777 [pid 3146] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3145] chdir("./591" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 3145] <... chdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3146] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3146] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3146] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3145] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3148 [pid 3146] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3146] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3145] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3145] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3146] creat(NULL, 0732 [pid 300] fstat(3 [pid 3145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3146] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3146] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3145] <... openat resumed>) = 3 [pid 300] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3146] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3145] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./566/binderfs" [pid 3147] <... set_robust_list resumed>) = 0 [pid 3146] +++ exited with 0 +++ [pid 3145] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3145] close(3 [pid 300] unlink("./566/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3148 attached [pid 3147] rt_sigprocmask(SIG_SETMASK, [] [pid 3145] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3148] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3145] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 3148] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3148] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3147] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./566/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3145] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3147] chdir("./550" [pid 3145] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./566/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 3145] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3145] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] fstat(4 [pid 299] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3145] <... close_range resumed>) = 0 [pid 3147] <... chdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3148] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3145] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 3147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./560/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./566/tracing" [pid 299] unlink("./560/binderfs" [pid 3148] chdir("./573" [pid 300] <... rmdir resumed>) = 0 [pid 3147] <... prctl resumed>) = 0 [pid 3147] setpgid(0, 0 [pid 300] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 3147] <... setpgid resumed>) = 0 [pid 3147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] rmdir("./566" [pid 299] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3148] <... chdir resumed>) = 0 [pid 3148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3148] setpgid(0, 0 [pid 3147] <... openat resumed>) = 3 [pid 3145] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3145] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] mkdir("./567", 0777 [pid 299] newfstatat(AT_FDCWD, "./560/tracing" [pid 3148] <... setpgid resumed>) = 0 [pid 3147] write(3, "1000", 4 [pid 3148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3147] <... write resumed>) = 4 [pid 3148] <... openat resumed>) = 3 [pid 3147] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3145] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3145] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./560/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3148] write(3, "1000", 4 [pid 3147] <... close resumed>) = 0 [pid 3148] <... write resumed>) = 4 [pid 3147] symlink("/dev/binderfs", "./binderfs" [pid 3148] close(3 [pid 3147] <... symlink resumed>) = 0 [pid 3145] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 3145] write(3, "p:s/p ./file0:0", 15 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3149 [pid 299] fstat(4 [pid 3148] <... close resumed>) = 0 [pid 3147] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3145] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3145] openat(AT_FDCWD, NULL, O_WRONLY [pid 3148] symlink("/dev/binderfs", "./binderfs" [pid 3147] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3145] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3149 attached [pid 3148] <... symlink resumed>) = 0 [pid 3147] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3145] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 3148] write(1, "executing program\n", 18 [pid 3147] <... close_range resumed>) = 0 [pid 299] close(4 [pid 3145] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3148] <... write resumed>) = 18 [pid 3147] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 3145] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 3149] set_robust_list(0x555557559760, 24 [pid 3148] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3145] <... exit_group resumed>) = ? [pid 299] rmdir("./560/tracing" [pid 3149] <... set_robust_list resumed>) = 0 [pid 3147] <... mkdirat resumed>) = 0 [pid 3149] rt_sigprocmask(SIG_SETMASK, [] [pid 3148] <... close_range resumed>) = 0 [pid 3147] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 3149] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3148] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3147] <... mount resumed>) = 0 [pid 299] getdents64(3 [pid 3149] chdir("./567" [pid 3148] <... mkdirat resumed>) = 0 [pid 3147] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3145] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3149] <... chdir resumed>) = 0 [pid 3148] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3147] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3148] <... mount resumed>) = 0 [pid 3147] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 3149] <... prctl resumed>) = 0 [pid 3148] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3147] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rmdir("./560" [pid 3149] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 3149] <... setpgid resumed>) = 0 [pid 3148] <... openat resumed>) = 3 [pid 3147] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] mkdir("./561", 0777 [pid 3148] write(3, "p:s/p ./file0:0", 15 [pid 3147] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3148] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3147] creat(NULL, 0732 [pid 299] <... mkdir resumed>) = 0 [pid 3148] openat(AT_FDCWD, NULL, O_WRONLY [pid 3147] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3148] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3147] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3148] creat(NULL, 0732 [pid 3147] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3150 attached [pid 3149] <... openat resumed>) = 3 [pid 3148] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3147] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3150 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3148] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3149] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3148] <... exit_group resumed>) = ? [pid 3149] <... write resumed>) = 4 [pid 3150] set_robust_list(0x555557559760, 24 [pid 3149] close(3 [pid 3150] <... set_robust_list resumed>) = 0 [pid 3148] +++ exited with 0 +++ [pid 3149] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3150] rt_sigprocmask(SIG_SETMASK, [] [pid 3149] symlink("/dev/binderfs", "./binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3150] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3150] chdir("./561") = 0 [pid 3149] <... symlink resumed>) = 0 [pid 3150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3150] setpgid(0, 0) = 0 [pid 3150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3149] write(1, "executing program\n", 18 [pid 3150] <... openat resumed>) = 3 [pid 3149] <... write resumed>) = 18 [pid 3150] write(3, "1000", 4) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 3149] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3150] close(3) = 0 [pid 3149] <... close_range resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3150] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3149] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3150] <... symlink resumed>) = 0 [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] fstat(3 [pid 298] openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./591/binderfs" [pid 3149] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3149] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] unlink("./591/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./573/binderfs" [pid 3150] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 298] umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3150] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] unlink("./573/binderfs" [pid 298] newfstatat(AT_FDCWD, "./550/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 3150] <... close_range resumed>) = 0 [pid 3150] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3149] <... mount resumed>) = 0 [pid 302] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./550/binderfs" [pid 3149] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3150] <... mkdirat resumed>) = 0 [pid 3149] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./591/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3150] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3149] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./591/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3149] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./573/tracing" [pid 3149] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3149] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./550/tracing" [pid 3149] creat(NULL, 0732 [pid 302] getdents64(4 [pid 301] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./550/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3150] <... mount resumed>) = 0 [pid 3149] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./573/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3150] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3150] <... openat resumed>) = 3 executing program executing program [pid 3149] exit_group(0 [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./550/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3150] write(3, "p:s/p ./file0:0", 15 [pid 3149] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 3150] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./591/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 3150] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3150] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3150] exit_group(0) = ? [pid 302] <... rmdir resumed>) = 0 [pid 3150] +++ exited with 0 +++ [pid 3149] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 298] fstat(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./591" [pid 301] close(4 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./573/tracing" [pid 300] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] mkdir("./592", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3151 attached [pid 301] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3151 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] rmdir("./573" [pid 298] rmdir("./550/tracing" [pid 3151] set_robust_list(0x555557559760, 24 [pid 300] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 3151] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 3151] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./574", 0777 [pid 300] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3151] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3151] chdir("./592") = 0 [pid 3151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3151] <... prctl resumed>) = 0 [pid 3151] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./567/binderfs" [pid 298] close(3 [pid 3151] <... setpgid resumed>) = 0 [pid 3151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 3151] <... openat resumed>) = 3 [pid 300] unlink("./567/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./550" [pid 3151] write(3, "1000", 4) = 4 [pid 3151] close(3) = 0 [pid 3151] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./551", 0777 [pid 299] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3151] write(1, "executing program\n", 18) = 18 [pid 3151] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3151] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 3151] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3152 [pid 300] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./567/tracing" [pid 299] getdents64(3 [pid 3151] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3151] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3151] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3151] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3151] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3151] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3151] exit_group(0 [pid 300] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./567/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./561/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3153 [pid 300] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 299] unlink("./561/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3151] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3153 attached [pid 3151] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3153] set_robust_list(0x555557559760, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3152 attached [pid 3152] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 3152] chdir("./574") = 0 [pid 3152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3152] setpgid(0, 0) = 0 [pid 3152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3153] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3153] rt_sigprocmask(SIG_SETMASK, [] [pid 3152] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3152] write(3, "1000", 4) = 4 [pid 3152] close(3) = 0 [pid 3152] symlink("/dev/binderfs", "./binderfs" [pid 3153] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3152] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./561/tracing" [pid 300] rmdir("./567/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3152] write(1, "executing program\n", 18) = 18 [pid 3152] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3152] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3153] chdir("./551" [pid 3152] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./561/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 3152] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 299] fstat(4 [pid 300] rmdir("./567" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3152] <... mount resumed>) = 0 [pid 3152] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] mkdir("./568", 0777 [pid 3152] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3152] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 3152] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3152] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(4 [pid 3152] creat(NULL, 0732 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 3152] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./561/tracing" [pid 3152] exit_group(0) = ? [pid 3152] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3153] <... chdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3154 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./561" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./562", 0777 [pid 302] unlink("./592/binderfs") = 0 [pid 302] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./592/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./592/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3155 [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./592/tracing" [pid 3153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./592" [pid 3153] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./593", 0777 [pid 3153] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3153] <... setpgid resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3156 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3156 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3154 attached [pid 3153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3154] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3154] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3154] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 3154] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 3154] chdir("./568" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3153] <... openat resumed>) = 3 [pid 3154] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 3154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3154] setpgid(0, 0 [pid 301] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3154] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./574/binderfs" [pid 3154] <... openat resumed>) = 3 [pid 3153] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./574/binderfs" [pid 3153] <... write resumed>) = 4 [pid 3153] close(3 [pid 301] <... unlink resumed>) = 0 [pid 3154] write(3, "1000", 4 [pid 301] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3153] <... close resumed>) = 0 [pid 3154] <... write resumed>) = 4 [pid 3154] close(3 [pid 3153] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3155 attached [pid 3154] <... close resumed>) = 0 [pid 3153] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3154] symlink("/dev/binderfs", "./binderfs" [pid 3153] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./574/tracing" executing program [pid 3154] <... symlink resumed>) = 0 [pid 3153] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3154] write(1, "executing program\n", 18 [pid 301] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3153] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3153] <... close_range resumed>) = 0 [pid 3154] <... write resumed>) = 18 [pid 301] openat(AT_FDCWD, "./574/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3153] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 3154] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3154] <... close_range resumed>) = 0 [pid 301] getdents64(4 [pid 3154] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3154] <... mkdirat resumed>) = 0 [pid 3153] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 3156] set_robust_list(0x555557559760, 24 [pid 3155] set_robust_list(0x555557559760, 24 [pid 3154] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3153] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3156] <... set_robust_list resumed>) = 0 [pid 3155] <... set_robust_list resumed>) = 0 [pid 3154] <... mount resumed>) = 0 [pid 3153] <... mount resumed>) = 0 [pid 301] close(4 [pid 3156] rt_sigprocmask(SIG_SETMASK, [] [pid 3155] rt_sigprocmask(SIG_SETMASK, [] [pid 3154] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3153] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 3156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3154] <... openat resumed>) = 3 [pid 3153] <... openat resumed>) = 3 [pid 301] rmdir("./574/tracing" [pid 3156] chdir("./593" [pid 3155] chdir("./562" [pid 3154] write(3, "p:s/p ./file0:0", 15 [pid 3156] <... chdir resumed>) = 0 [pid 3155] <... chdir resumed>) = 0 [pid 3154] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3153] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 3156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3154] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 3153] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3156] <... prctl resumed>) = 0 [pid 3155] <... prctl resumed>) = 0 [pid 3154] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3153] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(3 [pid 3156] setpgid(0, 0 [pid 3155] setpgid(0, 0 [pid 3154] creat(NULL, 0732 [pid 3153] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3156] <... setpgid resumed>) = 0 [pid 3155] <... setpgid resumed>) = 0 [pid 3154] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3153] creat(NULL, 0732 [pid 301] rmdir("./574" [pid 3156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3154] exit_group(0 [pid 3153] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3156] <... openat resumed>) = 3 [pid 3155] <... openat resumed>) = 3 [pid 3154] <... exit_group resumed>) = ? [pid 3153] exit_group(0 [pid 301] mkdir("./575", 0777 [pid 3156] write(3, "1000", 4 [pid 3155] write(3, "1000", 4 [pid 3154] +++ exited with 0 +++ [pid 3153] <... exit_group resumed>) = ? [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3156] <... write resumed>) = 4 [pid 3155] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3156] close(3 [pid 3155] close(3 [pid 3156] <... close resumed>) = 0 [pid 3155] <... close resumed>) = 0 [pid 3156] symlink("/dev/binderfs", "./binderfs" [pid 3155] symlink("/dev/binderfs", "./binderfs" [pid 3156] <... symlink resumed>) = 0 [pid 3155] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3157 [pid 300] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3156] write(1, "executing program\n", 18 [pid 3155] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 3153] +++ exited with 0 +++ [pid 300] fstat(3 [pid 3156] <... write resumed>) = 18 [pid 3155] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program executing program [pid 3156] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3155] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3156] <... close_range resumed>) = 0 [pid 3155] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3156] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3155] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./568/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3157 attached [pid 3156] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3156] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3155] <... mkdirat resumed>) = 0 [pid 300] unlink("./568/binderfs" [pid 3157] set_robust_list(0x555557559760, 24 [pid 3156] <... mount resumed>) = 0 [pid 3155] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3156] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3155] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3156] <... openat resumed>) = 3 [pid 3155] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3156] write(3, "p:s/p ./file0:0", 15 [pid 3155] <... openat resumed>) = 3 [pid 300] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3157] <... set_robust_list resumed>) = 0 [pid 3156] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3155] write(3, "p:s/p ./file0:0", 15 [pid 3157] rt_sigprocmask(SIG_SETMASK, [] [pid 3156] openat(AT_FDCWD, NULL, O_WRONLY [pid 3155] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = 0 [pid 3157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3156] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3155] openat(AT_FDCWD, NULL, O_WRONLY [pid 3156] creat(NULL, 0732 [pid 3155] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3156] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3155] creat(NULL, 0732 [pid 3157] chdir("./575" [pid 3156] exit_group(0 [pid 3155] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3157] <... chdir resumed>) = 0 [pid 3156] <... exit_group resumed>) = ? [pid 3155] exit_group(0 [pid 300] newfstatat(AT_FDCWD, "./568/tracing" [pid 3157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3156] +++ exited with 0 +++ [pid 3155] <... exit_group resumed>) = ? [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3157] <... prctl resumed>) = 0 [pid 3155] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3157] setpgid(0, 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./568/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 298] fstat(3 [pid 3157] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./568/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3157] <... openat resumed>) = 3 [pid 3157] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./551/binderfs" [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./551/binderfs" [pid 300] close(3 [pid 3157] <... write resumed>) = 4 [pid 3157] close(3) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./568" [pid 298] <... umount2 resumed>) = 0 [pid 3157] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./569", 0777 [pid 3157] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3157] <... write resumed>) = 18 [pid 3157] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3157] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./551/tracing" executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3157] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./551/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3157] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3157] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3157] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3157] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3157] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3158 [pid 298] openat(AT_FDCWD, "./551/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3157] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3157] exit_group(0 [pid 298] getdents64(4 [pid 3157] <... exit_group resumed>) = ? [pid 3157] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 3158 attached [pid 3158] set_robust_list(0x555557559760, 24 [pid 298] <... close resumed>) = 0 [pid 3158] <... set_robust_list resumed>) = 0 [pid 298] rmdir("./551/tracing" [pid 3158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3158] chdir("./569" [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3158] <... chdir resumed>) = 0 [pid 298] close(3 [pid 3158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 [pid 3158] <... prctl resumed>) = 0 [pid 298] rmdir("./551" [pid 3158] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./552", 0777 [pid 3158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3158] write(3, "1000", 4 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3158] <... write resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3158] close(3) = 0 [pid 3158] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3158] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3159 [pid 3158] <... write resumed>) = 18 [pid 3158] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 3 executing program [pid 299] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 299] <... openat resumed>) = 3 [pid 3158] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 301] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./575/binderfs" [pid 3158] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] unlink("./575/binderfs" [pid 299] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3158] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3158] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./562/binderfs" [pid 3158] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] unlink("./562/binderfs" [pid 301] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3158] <... openat resumed>) = 3 [pid 3158] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./575/tracing" [pid 3158] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3158] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./575/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] newfstatat(AT_FDCWD, "./562/tracing" [pid 301] fstat(4 [pid 3158] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3158] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./562/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 302] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 302] fstat(3 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./575/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3158] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3158] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 3158] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./593/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./575" [pid 302] unlink("./593/binderfs" [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3159 attached [pid 3159] set_robust_list(0x555557559760, 24) = 0 [pid 3159] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./562/tracing" [pid 302] <... unlink resumed>) = 0 [pid 301] mkdir("./576", 0777 [pid 3159] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3159] chdir("./552" [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3159] <... chdir resumed>) = 0 [pid 3159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3159] setpgid(0, 0) = 0 [pid 3159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./593/tracing" [pid 299] <... close resumed>) = 0 [pid 3159] <... openat resumed>) = 3 [pid 3159] write(3, "1000", 4) = 4 [pid 3159] close(3) = 0 [pid 3159] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./562" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3160 [pid 302] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3159] <... symlink resumed>) = 0 [pid 3159] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./593/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./563", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 3159] <... write resumed>) = 18 [pid 3159] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3159] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] fstat(4 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3159] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 3159] <... mount resumed>) = 0 [pid 3159] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3159] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3161 [pid 3159] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./593/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3159] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3159] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3159] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 3159] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3161 attached [pid 3159] +++ exited with 0 +++ [pid 302] rmdir("./593" [pid 300] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3160 attached [pid 3160] set_robust_list(0x555557559760, 24) = 0 [pid 3160] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./594", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3160] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3160] chdir("./576") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3160] <... prctl resumed>) = 0 [pid 3160] setpgid(0, 0) = 0 [pid 3160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3161] set_robust_list(0x555557559760, 24 [pid 3160] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./569/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3162 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3160] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./569/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3160] <... write resumed>) = 4 [pid 3160] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3160] symlink("/dev/binderfs", "./binderfs" [pid 3161] <... set_robust_list resumed>) = 0 [pid 3160] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3160] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./569/tracing" [pid 298] umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3160] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./569/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 executing program [pid 3160] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 300] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 3160] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./552/binderfs" [pid 300] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] unlink("./552/binderfs" [pid 300] rmdir("./569/tracing" [pid 3160] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 298] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3160] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 3160] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./569" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3160] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3160] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./552/tracing" [pid 3160] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] mkdir("./570", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3160] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3160] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./552/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./552/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3160] exit_group(0 [pid 298] <... openat resumed>) = 4 [pid 3160] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3163 attached [pid 3161] rt_sigprocmask(SIG_SETMASK, [] [pid 3160] +++ exited with 0 +++ [pid 298] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3163 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3162 attached [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3162] set_robust_list(0x555557559760, 24 [pid 298] getdents64(4 [pid 3162] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3162] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 3162] chdir("./594" [pid 298] rmdir("./552/tracing" [pid 3162] <... chdir resumed>) = 0 [pid 3162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3162] setpgid(0, 0 [pid 298] <... rmdir resumed>) = 0 [pid 3162] <... setpgid resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(3 [pid 3161] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3162] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 3162] write(3, "1000", 4 [pid 3161] chdir("./563" [pid 298] rmdir("./552" [pid 3162] <... write resumed>) = 4 [pid 3162] close(3) = 0 [pid 3162] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3161] <... chdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3162] write(1, "executing program\n", 18 [pid 3161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] mkdir("./553", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 3162] <... write resumed>) = 18 [pid 3162] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3162] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3161] <... prctl resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3163] set_robust_list(0x555557559760, 24 [pid 3162] <... mkdirat resumed>) = 0 [pid 3161] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3161] <... setpgid resumed>) = 0 [pid 301] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3162] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3162] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3164 [pid 301] fstat(3 [pid 3162] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3162] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3161] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 3162] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3161] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3162] creat(NULL, 0732 [pid 301] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3161] <... write resumed>) = 4 [pid 3162] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3161] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3162] exit_group(0 [pid 3161] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./576/binderfs" [pid 3162] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3161] symlink("/dev/binderfs", "./binderfs" [pid 3163] <... set_robust_list resumed>) = 0 [pid 3162] +++ exited with 0 +++ [pid 3161] <... symlink resumed>) = 0 [pid 301] unlink("./576/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3164 attached [pid 3164] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 3164] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3161] write(1, "executing program\n", 18 [pid 301] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3164] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 3161] <... write resumed>) = 18 executing program [pid 301] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3161] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./576/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3161] <... close_range resumed>) = 0 [pid 301] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3164] chdir("./553" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3161] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./576/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3164] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 3164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 3161] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3164] <... prctl resumed>) = 0 [pid 3164] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(4 [pid 3161] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./576/tracing" [pid 302] newfstatat(AT_FDCWD, "./594/binderfs" [pid 3164] <... setpgid resumed>) = 0 [pid 3164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3161] <... mount resumed>) = 0 [pid 302] unlink("./594/binderfs" [pid 301] getdents64(3 [pid 3164] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 3161] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 3164] close(3 [pid 301] <... close resumed>) = 0 [pid 3161] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 3161] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./576" [pid 302] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3164] <... close resumed>) = 0 [pid 3164] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 3161] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./594/tracing" [pid 301] mkdir("./577", 0777 [pid 3161] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3164] write(1, "executing program\n", 18) = 18 [pid 3164] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3164] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3161] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3161] creat(NULL, 0732 executing program executing program executing program executing program [pid 302] openat(AT_FDCWD, "./594/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 3161] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3164] <... mkdirat resumed>) = 0 [pid 3164] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3161] exit_group(0 [pid 302] getdents64(4 [pid 3164] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3161] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3165 [pid 302] getdents64(4 [pid 3164] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3164] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./594/tracing" [pid 3164] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3164] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3164] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 3164] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 3161] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3164] exit_group(0 [pid 302] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3164] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./594" [pid 3163] rt_sigprocmask(SIG_SETMASK, [] [pid 3164] +++ exited with 0 +++ [pid 3163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3165 attached [pid 3165] set_robust_list(0x555557559760, 24) = 0 [pid 3165] rt_sigprocmask(SIG_SETMASK, [] [pid 302] mkdir("./595", 0777 [pid 3163] chdir("./570" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3165] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3165] chdir("./577" [pid 302] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3163] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3165] <... chdir resumed>) = 0 [pid 3163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3163] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3165] <... prctl resumed>) = 0 [pid 3165] setpgid(0, 0) = 0 [pid 3165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3163] setpgid(0, 0 [pid 3165] write(3, "1000", 4 [pid 3163] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3166 [pid 3165] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3165] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3165] <... close resumed>) = 0 [pid 3165] symlink("/dev/binderfs", "./binderfs" [pid 3163] <... openat resumed>) = 3 [pid 3165] <... symlink resumed>) = 0 [pid 3163] write(3, "1000", 4 [pid 3165] write(1, "executing program\n", 18) = 18 [pid 3165] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3165] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3163] <... write resumed>) = 4 [pid 3165] <... mkdirat resumed>) = 0 [pid 3163] close(3 [pid 3165] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3163] <... close resumed>) = 0 [pid 3165] <... mount resumed>) = 0 [pid 3163] symlink("/dev/binderfs", "./binderfs" [pid 3165] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... restart_syscall resumed>) = 0 [pid 3163] <... symlink resumed>) = 0 [pid 3165] <... openat resumed>) = 3 [pid 3163] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 3165] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3163] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3165] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3163] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3165] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 3 [pid 3163] <... close_range resumed>) = 0 [pid 298] umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3163] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 3165] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 299] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./563/binderfs" [pid 3163] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3163] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] unlink("./563/binderfs" [pid 298] umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3165] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3165] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./553/binderfs" [pid 3163] <... mount resumed>) = 0 [pid 3165] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3163] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./553/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3165] +++ exited with 0 +++ [pid 3163] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./563/tracing" [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3163] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./563/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3166 attached [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3163] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(4 [pid 3166] set_robust_list(0x555557559760, 24) = 0 [pid 3166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3166] chdir("./595") = 0 [pid 3166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3163] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./553/tracing" [pid 3166] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3163] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 3163] creat(NULL, 0732 [pid 298] umount2("./553/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3163] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./553/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 3166] setpgid(0, 0 [pid 299] rmdir("./563/tracing" [pid 298] <... openat resumed>) = 4 [pid 3163] exit_group(0 [pid 3166] <... setpgid resumed>) = 0 [pid 3166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3163] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 299] close(3 [pid 3166] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./563" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3166] <... write resumed>) = 4 [pid 3166] close(3) = 0 [pid 3166] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3163] +++ exited with 0 +++ [pid 299] mkdir("./564", 0777 [pid 298] <... close resumed>) = 0 [pid 3166] write(1, "executing program\n", 18) = 18 [pid 3166] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3166] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./553/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3166] <... mkdirat resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 3166] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3166] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3167 [pid 298] getdents64(3 [pid 3166] write(3, "p:s/p ./file0:0", 15 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./553" [pid 301] <... openat resumed>) = 3 [pid 3166] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3166] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3166] creat(NULL, 0732 [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 298] mkdir("./554", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3166] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3166] exit_group(0) = ? [pid 3166] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3167 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./577/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3167] set_robust_list(0x555557559760, 24) = 0 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3167] chdir("./564") = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3168 [pid 301] unlink("./577/binderfs" [pid 300] <... openat resumed>) = 3 [pid 3167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3167] <... prctl resumed>) = 0 [pid 3167] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] fstat(3 [pid 301] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 302] umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./577/tracing" [pid 302] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./570/binderfs" [pid 302] getdents64(3 [pid 301] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./570/binderfs" [pid 302] umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3168 attached [pid 3167] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./577/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3167] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./595/binderfs" [pid 301] fstat(4 [pid 300] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./595/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 3167] <... write resumed>) = 4 [pid 3167] close(3 [pid 302] <... unlink resumed>) = 0 [pid 3167] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 3167] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 300] newfstatat(AT_FDCWD, "./570/tracing" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./577/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3167] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3167] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./595/tracing" [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./570/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./595/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] fstat(4 [pid 3167] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 301] rmdir("./577" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 3167] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3167] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 3167] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3167] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3167] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 3167] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] mkdir("./578", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 3167] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3167] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3167] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 302] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./595/tracing" [pid 300] <... close resumed>) = 0 [pid 3167] +++ exited with 0 +++ [pid 300] rmdir("./570/tracing" [pid 3168] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 3168] <... set_robust_list resumed>) = 0 [pid 3168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3169 [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3168] chdir("./554" [pid 302] <... close resumed>) = 0 [pid 300] close(3 [pid 302] rmdir("./595" [pid 300] <... close resumed>) = 0 [pid 3168] <... chdir resumed>) = 0 [pid 3168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3168] setpgid(0, 0) = 0 [pid 3168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./570" [pid 302] mkdir("./596", 0777 [pid 3168] <... openat resumed>) = 3 [pid 3168] write(3, "1000", 4) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 3168] close(3) = 0 [pid 3168] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] mkdir("./571", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3168] write(1, "executing program\n", 18) = 18 [pid 3168] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3168] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3168] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3170 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3168] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3168] <... mount resumed>) = 0 [pid 3168] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3171 [pid 3168] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3168] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3168] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3168] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3168] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3169 attached [pid 3168] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3171 attached [pid 3169] set_robust_list(0x555557559760, 24 [pid 3168] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3170 attached [pid 299] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3171] set_robust_list(0x555557559760, 24 [pid 3169] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3170] set_robust_list(0x555557559760, 24 [pid 299] <... openat resumed>) = 3 [pid 3170] <... set_robust_list resumed>) = 0 [pid 299] fstat(3 [pid 3170] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3170] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 3170] chdir("./596" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3170] <... chdir resumed>) = 0 [pid 299] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3170] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./564/binderfs" [pid 3170] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3170] <... setpgid resumed>) = 0 [pid 299] unlink("./564/binderfs" [pid 3170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... unlink resumed>) = 0 [pid 3170] write(3, "1000", 4 [pid 299] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3170] <... write resumed>) = 4 [pid 3170] close(3) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3170] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3171] <... set_robust_list resumed>) = 0 [pid 3170] <... symlink resumed>) = 0 [pid 3169] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./564/tracing" [pid 3170] write(1, "executing program\n", 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3170] <... write resumed>) = 18 [pid 299] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./564/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3170] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 3170] <... close_range resumed>) = 0 [pid 299] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 299] getdents64(4 [pid 3171] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3169] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4 [pid 298] umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3170] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./564/tracing" [pid 3169] chdir("./578" [pid 298] newfstatat(AT_FDCWD, "./554/binderfs" [pid 3171] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3170] <... mkdirat resumed>) = 0 [pid 3169] <... chdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(3 [pid 298] unlink("./554/binderfs" [pid 3169] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3171] chdir("./571" [pid 3170] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... unlink resumed>) = 0 [pid 3169] setpgid(0, 0 [pid 299] close(3 [pid 298] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3171] <... chdir resumed>) = 0 [pid 3170] <... mount resumed>) = 0 [pid 3169] <... setpgid resumed>) = 0 [pid 299] rmdir("./564" [pid 298] <... umount2 resumed>) = 0 [pid 3171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3170] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3171] <... prctl resumed>) = 0 [pid 3170] <... openat resumed>) = 3 [pid 3171] setpgid(0, 0 [pid 3170] write(3, "p:s/p ./file0:0", 15 [pid 3169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./565", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3171] <... setpgid resumed>) = 0 [pid 3170] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3169] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./554/tracing" [pid 3169] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3169] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./554/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3169] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3170] openat(AT_FDCWD, NULL, O_WRONLY [pid 3171] <... openat resumed>) = 3 [pid 3170] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3171] write(3, "1000", 4 [pid 3170] creat(NULL, 0732 [pid 3169] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./554/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3169] symlink("/dev/binderfs", "./binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3172 [pid 298] <... openat resumed>) = 4 [pid 3171] <... write resumed>) = 4 [pid 3170] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3169] <... symlink resumed>) = 0 [pid 298] getdents64(4 [pid 3169] write(1, "executing program\n", 18 [pid 3171] close(3 [pid 3170] exit_group(0 [pid 3169] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3169] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(4 [pid 3169] <... close_range resumed>) = 0 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3171] <... close resumed>) = 0 [pid 3170] <... exit_group resumed>) = ? [pid 3169] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 3172 attached [pid 3171] symlink("/dev/binderfs", "./binderfs" [pid 3170] +++ exited with 0 +++ [pid 3169] <... mkdirat resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3172] set_robust_list(0x555557559760, 24 [pid 3171] <... symlink resumed>) = 0 [pid 3171] write(1, "executing program\n", 18 [pid 3169] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rmdir("./554/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3171] <... write resumed>) = 18 [pid 3171] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3171] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3169] <... mount resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 3172] <... set_robust_list resumed>) = 0 [pid 3171] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 3171] <... mount resumed>) = 0 [pid 3169] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3171] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3171] <... openat resumed>) = 3 [pid 298] close(3 [pid 3171] write(3, "p:s/p ./file0:0", 15 [pid 3169] <... openat resumed>) = 3 [pid 302] umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3171] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 3171] openat(AT_FDCWD, NULL, O_WRONLY [pid 3169] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./554" [pid 3171] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3171] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3171] exit_group(0) = ? [pid 3172] rt_sigprocmask(SIG_SETMASK, [] [pid 3171] +++ exited with 0 +++ [pid 3169] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3169] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 298] mkdir("./555", 0777 [pid 3169] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 3169] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3169] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3169] exit_group(0 [pid 302] umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3169] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./596/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3173 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3173 [pid 302] unlink("./596/binderfs" [pid 3173] set_robust_list(0x555557559760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3173] <... set_robust_list resumed>) = 0 [pid 3173] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3173] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3173] chdir("./555") = 0 [pid 3169] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./596/tracing" [pid 3173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3173] <... prctl resumed>) = 0 [pid 302] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3173] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3173] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./596/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 3173] <... openat resumed>) = 3 [pid 3172] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 3173] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3173] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 3172] chdir("./565" [pid 3173] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3173] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 3172] <... chdir resumed>) = 0 [pid 3173] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 3173] <... symlink resumed>) = 0 [pid 3172] <... prctl resumed>) = 0 executing program [pid 302] <... close resumed>) = 0 [pid 3173] write(1, "executing program\n", 18 [pid 3172] setpgid(0, 0 [pid 302] rmdir("./596/tracing" [pid 3173] <... write resumed>) = 18 [pid 3173] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3173] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3172] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3173] <... mkdirat resumed>) = 0 [pid 3172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 3173] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3173] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3173] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3173] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(3 [pid 3172] <... openat resumed>) = 3 [pid 3173] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3172] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 3173] creat(NULL, 0732 [pid 302] rmdir("./596" [pid 3172] <... write resumed>) = 4 [pid 3173] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3173] exit_group(0) = ? [pid 3173] +++ exited with 0 +++ [pid 3172] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./597", 0777 [pid 3172] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3172] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3174 ci2-android-5-10/strace-static-x86_64: Process 3174 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3172] <... symlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3172] write(1, "executing program\n", 18 [pid 3174] set_robust_list(0x555557559760, 24 [pid 3172] <... write resumed>) = 18 [pid 3174] <... set_robust_list resumed>) = 0 executing program [pid 3172] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3172] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3174] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3174] chdir("./597" [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 3172] <... mkdirat resumed>) = 0 [pid 3174] <... chdir resumed>) = 0 [pid 3172] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3174] setpgid(0, 0 [pid 3172] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./578/binderfs" [pid 3174] <... setpgid resumed>) = 0 [pid 3172] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./578/binderfs" [pid 3174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 3172] <... openat resumed>) = 3 [pid 301] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 3172] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3174] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./578/tracing" [pid 3172] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3172] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3172] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] close(3 [pid 300] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./578/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3172] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3172] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 298] openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 3174] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3172] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3172] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] close(4 [pid 300] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./578/tracing" [pid 300] newfstatat(AT_FDCWD, "./571/binderfs" [pid 298] umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./555/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] unlink("./571/binderfs" [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3174] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 [pid 298] unlink("./555/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3174] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./578" [pid 300] <... umount2 resumed>) = 0 [pid 3174] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 301] mkdir("./579", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] newfstatat(AT_FDCWD, "./571/tracing" [pid 298] newfstatat(AT_FDCWD, "./555/tracing" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3174] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3174] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3174] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3174] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3172] +++ exited with 0 +++ [pid 300] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3174] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3175 attached [pid 3174] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./555/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3175 [pid 300] openat(AT_FDCWD, "./571/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./555/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 3175] set_robust_list(0x555557559760, 24 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 298] fstat(4 [pid 3175] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3175] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] close(4 [pid 298] getdents64(4 [pid 3175] chdir("./579" [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./571/tracing" [pid 298] close(4 [pid 3175] <... chdir resumed>) = 0 [pid 3175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3175] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 3175] <... setpgid resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 3175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./555/tracing" [pid 300] close(3 [pid 3175] <... openat resumed>) = 3 [pid 3175] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 300] rmdir("./571" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3175] <... write resumed>) = 4 [pid 3175] close(3) = 0 [pid 3175] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 300] mkdir("./572", 0777 [pid 298] <... close resumed>) = 0 [pid 3175] write(1, "executing program\n", 18) = 18 [pid 3175] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3175] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./555" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3175] <... mkdirat resumed>) = 0 executing program [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] mkdir("./556", 0777 [pid 3175] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3175] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3175] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3175] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3175] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3175] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3176 [pid 298] <... mkdir resumed>) = 0 [pid 3175] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3176 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3176] set_robust_list(0x555557559760, 24 [pid 3175] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3176] <... set_robust_list resumed>) = 0 [pid 3176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3176] chdir("./572") = 0 [pid 3176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3177 [pid 3176] <... prctl resumed>) = 0 [pid 3176] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3176] <... setpgid resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3177 attached ) = 3 [pid 3176] write(3, "1000", 4) = 4 [pid 3176] close(3 [pid 3177] set_robust_list(0x555557559760, 24 [pid 3176] <... close resumed>) = 0 [pid 3176] symlink("/dev/binderfs", "./binderfs" [pid 3177] <... set_robust_list resumed>) = 0 [pid 3177] rt_sigprocmask(SIG_SETMASK, [] [pid 3176] <... symlink resumed>) = 0 [pid 3176] write(1, "executing program\n", 18) = 18 [pid 3176] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3176] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... restart_syscall resumed>) = 0 [pid 3177] chdir("./556" [pid 3176] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3176] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3176] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3176] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3176] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3176] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3176] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3176] <... exit_group resumed>) = ? [pid 3177] <... chdir resumed>) = 0 [pid 3176] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 3177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(3 [pid 302] fstat(3 [pid 3177] setpgid(0, 0) = 0 [pid 3177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3177] <... openat resumed>) = 3 [pid 3177] write(3, "1000", 4) = 4 [pid 3177] close(3) = 0 [pid 3177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] getdents64(3 [pid 302] getdents64(3 [pid 3177] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3177] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./565/binderfs" [pid 302] newfstatat(AT_FDCWD, "./597/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./565/binderfs" [pid 302] unlink("./597/binderfs" [pid 3177] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 3177] <... close_range resumed>) = 0 [pid 3177] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 3177] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3177] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./597/tracing" [pid 301] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./565/tracing" [pid 3177] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3177] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3177] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./597/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 299] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3177] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 301] fstat(3 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./565/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 3177] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(4 [pid 302] getdents64(4 [pid 301] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./579/binderfs" [pid 302] rmdir("./597/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3177] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3177] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 301] unlink("./579/binderfs" [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 3177] <... exit_group resumed>) = ? [pid 3177] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./597" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 299] rmdir("./565/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./598", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./579/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./579/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 299] close(3 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./579/tracing" [pid 300] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3178 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./565" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] close(3) = 0 [pid 301] rmdir("./579") = 0 [pid 300] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./580", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./566", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3179 [pid 300] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./572/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3178 attached [pid 3178] set_robust_list(0x555557559760, 24) = 0 [pid 3178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./572/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3180 [pid 298] getdents64(3 [pid 3178] chdir("./598" [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3178] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./556/binderfs" [pid 300] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./556/binderfs" [pid 300] newfstatat(AT_FDCWD, "./572/tracing" [pid 3178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3178] setpgid(0, 0 [pid 298] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3178] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./572/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./556/tracing" [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./556/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3179 attached [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./556/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 3178] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] rmdir("./572/tracing" [pid 298] fstat(4 [pid 3178] write(3, "1000", 4) = 4 [pid 3178] close(3) = 0 [pid 3178] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] close(3 [pid 3178] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3179] set_robust_list(0x555557559760, 24 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./572" [pid 298] getdents64(4 [pid 3178] write(1, "executing program\n", 18) = 18 [pid 3178] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3178] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./573", 0777 [pid 298] close(4 [pid 3178] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3178] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./556/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3178] <... mount resumed>) = 0 [pid 3178] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 3178] <... openat resumed>) = 3 [pid 3178] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3178] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 3180 attached ) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 3180] set_robust_list(0x555557559760, 24 [pid 3178] creat(NULL, 0732 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3181 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3180] <... set_robust_list resumed>) = 0 [pid 3178] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3180] rt_sigprocmask(SIG_SETMASK, [] [pid 3178] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./556" [pid 3180] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3178] <... exit_group resumed>) = ? [pid 3180] chdir("./566" [pid 3179] <... set_robust_list resumed>) = 0 [pid 3178] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./557", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3180] <... chdir resumed>) = 0 [pid 3180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3180] setpgid(0, 0) = 0 [pid 3180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 3180] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3179] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3180] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3180] <... write resumed>) = 4 [pid 3180] close(3) = 0 [pid 3180] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3180] write(1, "executing program\n", 18 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3182 [pid 3180] <... write resumed>) = 18 [pid 3180] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3180] <... close_range resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3180] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3182 attached ) = 0 [pid 3179] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3180] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3180] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3179] chdir("./580" [pid 3182] set_robust_list(0x555557559760, 24 [pid 3180] <... openat resumed>) = 3 [pid 3180] write(3, "p:s/p ./file0:0", 15 [pid 3182] <... set_robust_list resumed>) = 0 [pid 3180] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3179] <... chdir resumed>) = 0 [pid 3180] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3180] creat(NULL, 0732 [pid 302] <... restart_syscall resumed>) = 0 [pid 3180] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3180] exit_group(0) = ? [pid 302] umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3182] rt_sigprocmask(SIG_SETMASK, [] [pid 3180] +++ exited with 0 +++ [pid 3179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3181 attached [pid 302] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(3 [pid 3181] set_robust_list(0x555557559760, 24 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3181] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 3181] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3181] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3179] <... prctl resumed>) = 0 [pid 302] umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3181] chdir("./573" [pid 3179] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3181] <... chdir resumed>) = 0 [pid 3179] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./598/binderfs" [pid 3182] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3181] <... prctl resumed>) = 0 [pid 302] unlink("./598/binderfs" [pid 3181] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3179] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3179] write(3, "1000", 4 [pid 3181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 3179] <... write resumed>) = 4 [pid 302] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3181] <... openat resumed>) = 3 [pid 3179] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./598/tracing" [pid 3179] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3179] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./598/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 3181] write(3, "1000", 4 [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3179] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 3179] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3181] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 299] newfstatat(AT_FDCWD, "./566/binderfs" [pid 3179] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3179] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./566/binderfs" [pid 3179] <... close_range resumed>) = 0 [pid 302] close(4 [pid 3181] close(3) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./598/tracing" [pid 3179] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3181] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 3181] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./566/tracing" [pid 302] close(3 [pid 3181] write(1, "executing program\n", 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./598" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3181] <... write resumed>) = 18 [pid 3181] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3181] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./566/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3179] <... mkdirat resumed>) = 0 [pid 302] mkdir("./599", 0777 [pid 3179] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 3181] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3179] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 3179] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3181] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3181] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 3181] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3179] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 3181] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3183 [pid 3181] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3179] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3181] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(4 [pid 3181] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3179] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3181] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 3181] <... exit_group resumed>) = ? [pid 3179] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./566/tracing" [pid 3182] chdir("./557" [pid 3181] +++ exited with 0 +++ [pid 3179] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3183 attached [pid 3183] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3179] creat(NULL, 0732 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 3183] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3179] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3183] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3179] exit_group(0 [pid 299] rmdir("./566" [pid 3179] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 3 [pid 3183] chdir("./599") = 0 [pid 3183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 299] mkdir("./567", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3183] <... prctl resumed>) = 0 [pid 3183] setpgid(0, 0) = 0 [pid 3183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] getdents64(3 [pid 299] <... mkdir resumed>) = 0 [pid 3183] write(3, "1000", 4) = 4 [pid 3183] close(3) = 0 [pid 3183] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./573/binderfs" [pid 3183] write(1, "executing program\n", 18) = 18 [pid 3183] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3183] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3179] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./573/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3184 ci2-android-5-10/strace-static-x86_64: Process 3184 attached [pid 3183] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3182] <... chdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3183] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3183] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3183] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./573/tracing" [pid 3183] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3183] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3183] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3183] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./573/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3183] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 3183] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3183] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3183] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 3183] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./573/tracing" [pid 301] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 301] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 301] newfstatat(AT_FDCWD, "./580/binderfs" [pid 300] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./573" [pid 301] unlink("./580/binderfs" [pid 3184] set_robust_list(0x555557559760, 24 [pid 3182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3184] <... set_robust_list resumed>) = 0 [pid 3182] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 3184] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 300] mkdir("./574", 0777 [pid 301] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3182] <... setpgid resumed>) = 0 [pid 3182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 3184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./580/tracing" [pid 3184] chdir("./567" [pid 3182] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3185 [pid 301] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3184] <... chdir resumed>) = 0 [pid 3182] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./580/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3182] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 3184] <... prctl resumed>) = 0 [pid 3182] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3184] setpgid(0, 0 [pid 3182] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3184] <... setpgid resumed>) = 0 [pid 3182] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 3185 attached [pid 3184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3182] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 3184] <... openat resumed>) = 3 [pid 3182] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3184] write(3, "1000", 4 [pid 3182] <... write resumed>) = 18 [pid 301] close(4 [pid 3184] <... write resumed>) = 4 [pid 3182] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] <... close resumed>) = 0 [pid 3184] close(3 [pid 3182] <... close_range resumed>) = 0 [pid 301] rmdir("./580/tracing" [pid 3184] <... close resumed>) = 0 [pid 3182] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3185] set_robust_list(0x555557559760, 24 [pid 3184] symlink("/dev/binderfs", "./binderfs" [pid 3182] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 3184] <... symlink resumed>) = 0 [pid 3182] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3185] <... set_robust_list resumed>) = 0 [pid 302] umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3184] write(1, "executing program\n", 18 [pid 3182] <... mount resumed>) = 0 [pid 302] openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 3185] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 301] rmdir("./580" [pid 302] fstat(3 [pid 3184] <... write resumed>) = 18 [pid 3182] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3184] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3182] <... openat resumed>) = 3 [pid 3184] <... close_range resumed>) = 0 executing program [pid 3182] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./581", 0777 [pid 302] getdents64(3 [pid 3184] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3182] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3185] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3184] <... mkdirat resumed>) = 0 [pid 3182] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... mkdir resumed>) = 0 [pid 302] umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./599/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3184] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3182] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3184] <... mount resumed>) = 0 [pid 3182] creat(NULL, 0732 [pid 3184] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3182] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3184] <... openat resumed>) = 3 [pid 3182] exit_group(0 [pid 302] unlink("./599/binderfs" [pid 3184] write(3, "p:s/p ./file0:0", 15 [pid 3182] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3186 attached [pid 3185] chdir("./574" [pid 3184] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3182] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3186 [pid 302] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3184] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3184] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3184] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3184] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./599/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 3184] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3184] <... exit_group resumed>) = ? [pid 3186] set_robust_list(0x555557559760, 24 [pid 3185] <... chdir resumed>) = 0 [pid 3184] +++ exited with 0 +++ [pid 302] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3186] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./599/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3186] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 299] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 3186] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 299] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3186] chdir("./581" [pid 3185] <... prctl resumed>) = 0 [pid 3186] <... chdir resumed>) = 0 [pid 3185] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3185] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3186] <... prctl resumed>) = 0 [pid 3185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 3186] setpgid(0, 0 [pid 3185] <... openat resumed>) = 3 [pid 302] close(4 [pid 299] getdents64(3 [pid 3186] <... setpgid resumed>) = 0 [pid 3185] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3185] <... write resumed>) = 4 [pid 302] rmdir("./599/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3186] <... openat resumed>) = 3 [pid 3185] close(3 [pid 3186] write(3, "1000", 4 [pid 3185] <... close resumed>) = 0 [pid 3186] <... write resumed>) = 4 [pid 3185] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3186] close(3 [pid 3185] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3186] <... close resumed>) = 0 executing program [pid 3185] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./567/binderfs" [pid 298] newfstatat(AT_FDCWD, "./557/binderfs" [pid 3186] symlink("/dev/binderfs", "./binderfs" [pid 3185] <... write resumed>) = 18 [pid 302] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3185] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 299] unlink("./567/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3186] <... symlink resumed>) = 0 [pid 3185] <... close_range resumed>) = 0 [pid 302] rmdir("./599" [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./557/binderfs" [pid 3186] write(1, "executing program\n", 18 [pid 3185] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3186] <... write resumed>) = 18 executing program [pid 3185] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 3186] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3185] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./600", 0777 [pid 3186] <... close_range resumed>) = 0 [pid 3185] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3186] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3185] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3186] <... mkdirat resumed>) = 0 [pid 3185] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 3186] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3185] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3186] <... mount resumed>) = 0 [pid 3185] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3186] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3185] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./567/tracing" [pid 3186] <... openat resumed>) = 3 [pid 3185] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3186] write(3, "p:s/p ./file0:0", 15 [pid 3185] creat(NULL, 0732 [pid 3186] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3185] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3186] openat(AT_FDCWD, NULL, O_WRONLY [pid 3185] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3187 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./557/tracing" [pid 3186] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3185] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3187 attached [pid 3186] creat(NULL, 0732 [pid 3185] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./567/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./557/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./557/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 3186] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(4 [pid 3186] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3186] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 3187] set_robust_list(0x555557559760, 24 [pid 3186] +++ exited with 0 +++ [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3187] <... set_robust_list resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program executing program [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3187] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./567/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3187] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3187] chdir("./600") = 0 [pid 3187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3187] <... prctl resumed>) = 0 [pid 299] getdents64(3 [pid 3187] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] rmdir("./557/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3187] <... setpgid resumed>) = 0 [pid 3187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./567" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3187] write(3, "1000", 4) = 4 [pid 3187] close(3) = 0 [pid 3187] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./568", 0777 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3187] write(1, "executing program\n", 18) = 18 [pid 3187] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3187] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 301] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./581/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./557" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3187] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3187] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3187] write(3, "p:s/p ./file0:0", 15 [pid 301] unlink("./581/binderfs" [pid 3187] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3187] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3187] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3187] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3188 [pid 298] mkdir("./558", 0777 [pid 301] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3187] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3187] exit_group(0) = ? [pid 3187] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3188 attached [pid 3188] set_robust_list(0x555557559760, 24) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./581/tracing" [pid 3188] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3188] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3188] chdir("./568") = 0 [pid 3188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3189 [pid 301] openat(AT_FDCWD, "./581/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3188] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 3188] setpgid(0, 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3188] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 3188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3188] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 3188] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3188] <... write resumed>) = 4 [pid 301] close(4 [pid 3188] close(3 [pid 301] <... close resumed>) = 0 [pid 3188] <... close resumed>) = 0 [pid 301] rmdir("./581/tracing" [pid 3188] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3188] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3188] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3188] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 3188] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3188] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./581" [pid 300] <... restart_syscall resumed>) = 0 [pid 3188] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3188] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./582", 0777 [pid 3188] <... mount resumed>) = 0 [pid 3188] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3188] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 3 [pid 3188] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3188] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3188] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3188] exit_group(0 [pid 300] fstat(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3190 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3188] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3190 attached [pid 3188] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3189 attached [pid 3190] set_robust_list(0x555557559760, 24 [pid 300] newfstatat(AT_FDCWD, "./574/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./574/binderfs" [pid 3190] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 302] fstat(3 [pid 300] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3189] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 3189] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3189] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3189] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./600/binderfs" [pid 300] newfstatat(AT_FDCWD, "./574/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./600/binderfs" [pid 300] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3189] chdir("./558" [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./574/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3190] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 302] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./600/tracing" [pid 3189] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 3190] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 302] openat(AT_FDCWD, "./600/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3190] chdir("./582" [pid 302] <... openat resumed>) = 4 [pid 300] rmdir("./574/tracing" [pid 302] fstat(4 [pid 3189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3189] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3189] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] close(3 [pid 302] getdents64(4 [pid 3190] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./574" [pid 302] close(4 [pid 3189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3190] <... prctl resumed>) = 0 [pid 302] rmdir("./600/tracing" [pid 300] mkdir("./575", 0777 [pid 3190] setpgid(0, 0) = 0 [pid 3190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 3189] <... openat resumed>) = 3 [pid 3190] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./600" [pid 3189] write(3, "1000", 4) = 4 [pid 3189] close(3) = 0 [pid 3190] write(3, "1000", 4 [pid 3189] symlink("/dev/binderfs", "./binderfs" [pid 3190] <... write resumed>) = 4 [pid 3189] <... symlink resumed>) = 0 [pid 3190] close(3) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3191 [pid 302] mkdir("./601", 0777 [pid 3190] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3190] <... symlink resumed>) = 0 [pid 3189] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3190] write(1, "executing program\n", 18 [pid 3189] <... write resumed>) = 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3190] <... write resumed>) = 18 [pid 3189] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3190] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3189] <... close_range resumed>) = 0 [pid 3190] <... close_range resumed>) = 0 [pid 3189] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3191 attached ci2-android-5-10/strace-static-x86_64: Process 3192 attached [pid 3190] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3189] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 executing program executing program [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3192 [pid 3192] set_robust_list(0x555557559760, 24 [pid 3191] set_robust_list(0x555557559760, 24 [pid 3190] <... mkdirat resumed>) = 0 [pid 3189] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3192] <... set_robust_list resumed>) = 0 [pid 3191] <... set_robust_list resumed>) = 0 [pid 3190] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3189] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3190] <... mount resumed>) = 0 [pid 3189] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3190] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3189] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 3190] <... openat resumed>) = 3 [pid 3189] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(3 [pid 3190] write(3, "p:s/p ./file0:0", 15 [pid 3189] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3190] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3189] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 3190] openat(AT_FDCWD, NULL, O_WRONLY [pid 3189] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3190] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3189] creat(NULL, 0732 [pid 299] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3190] creat(NULL, 0732 [pid 3189] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3190] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3189] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./568/binderfs" [pid 3190] exit_group(0 [pid 3189] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3192] rt_sigprocmask(SIG_SETMASK, [] [pid 3191] rt_sigprocmask(SIG_SETMASK, [] [pid 3190] <... exit_group resumed>) = ? [pid 3189] +++ exited with 0 +++ [pid 299] unlink("./568/binderfs" [pid 3192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3190] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3192] chdir("./601" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3192] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./568/tracing" [pid 301] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./568/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 3192] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 3192] setpgid(0, 0 [pid 301] getdents64(3 [pid 299] fstat(4 [pid 3192] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./582/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3191] chdir("./575" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 3192] <... openat resumed>) = 3 [pid 301] unlink("./582/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3191] <... chdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] close(4 [pid 301] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3192] write(3, "1000", 4 [pid 299] rmdir("./568/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 3192] <... write resumed>) = 4 [pid 3192] close(3) = 0 [pid 3192] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./582/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 301] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./568" [pid 301] openat(AT_FDCWD, "./582/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3192] write(1, "executing program\n", 18) = 18 [pid 3192] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3192] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 299] mkdir("./569", 0777 executing program [pid 301] fstat(4 [pid 3192] <... mkdirat resumed>) = 0 [pid 3191] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3192] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3192] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3192] write(3, "p:s/p ./file0:0", 15 [pid 301] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3193 [pid 3192] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./582/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3192] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3192] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3192] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 3192] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3192] +++ exited with 0 +++ [pid 3191] setpgid(0, 0 [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3193 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./582" [pid 3191] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./583", 0777) = 0 [pid 3191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3191] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3194 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3191] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3193] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 3194 attached [pid 3193] rt_sigprocmask(SIG_SETMASK, [] [pid 3191] <... write resumed>) = 4 [pid 3193] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3193] chdir("./569" [pid 3191] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3193] <... chdir resumed>) = 0 [pid 3191] <... close resumed>) = 0 [pid 3193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3191] symlink("/dev/binderfs", "./binderfs" [pid 3193] setpgid(0, 0 [pid 302] umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3193] <... setpgid resumed>) = 0 [pid 3193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3191] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3191] write(1, "executing program\n", 18 [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3191] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3191] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 3191] <... close_range resumed>) = 0 [pid 298] <... openat resumed>) = 3 executing program [pid 3193] <... openat resumed>) = 3 [pid 3191] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 302] umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./601/binderfs" [pid 3193] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./601/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3193] <... write resumed>) = 4 [pid 3193] close(3 [pid 302] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./558/binderfs" [pid 302] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3193] <... close resumed>) = 0 [pid 298] unlink("./558/binderfs" [pid 3191] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3193] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3191] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./601/tracing" [pid 3193] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3191] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./601/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3191] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] newfstatat(AT_FDCWD, "./558/tracing" [pid 302] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 3191] <... openat resumed>) = 3 [pid 298] umount2("./558/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3191] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3191] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 298] openat(AT_FDCWD, "./558/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3193] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3191] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 3191] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3191] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] rmdir("./601/tracing" [pid 3193] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3193] <... close_range resumed>) = 0 [pid 3193] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3191] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 3191] exit_group(0 [pid 302] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3191] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 302] close(3 [pid 298] <... close resumed>) = 0 [pid 3193] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] rmdir("./558/tracing" [pid 302] rmdir("./601" [pid 3193] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3193] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3193] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3191] +++ exited with 0 +++ [pid 302] mkdir("./602", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3193] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3193] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3193] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 3193] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./558" [pid 3193] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3195 attached [pid 3195] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3195 [pid 298] mkdir("./559", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3195] chdir("./602") = 0 [pid 3195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3195] setpgid(0, 0) = 0 [pid 3195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3196 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3195] <... openat resumed>) = 3 [pid 3195] write(3, "1000", 4) = 4 [pid 3195] close(3 [pid 3194] set_robust_list(0x555557559760, 24 [pid 3195] <... close resumed>) = 0 [pid 3195] symlink("/dev/binderfs", "./binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3 [pid 3194] <... set_robust_list resumed>) = 0 [pid 3195] <... symlink resumed>) = 0 [pid 3195] write(1, "executing program\n", 18) = 18 [pid 3195] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 3195] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./569/binderfs" [pid 3195] <... mkdirat resumed>) = 0 [pid 3194] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3195] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3194] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./569/binderfs" [pid 3195] <... mount resumed>) = 0 [pid 3195] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] chdir("./583") = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3194] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./569/tracing" [pid 3195] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 3194] <... setpgid resumed>) = 0 [pid 300] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3195] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3195] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./569/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3194] <... openat resumed>) = 3 [pid 300] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] write(3, "1000", 4 [pid 299] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 3194] <... write resumed>) = 4 [pid 3195] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./575/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3194] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 300] unlink("./575/binderfs" [pid 3194] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3195] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3195] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3194] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 300] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3195] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 300] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3195] <... exit_group resumed>) = ? [pid 3195] +++ exited with 0 +++ [pid 3194] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./569/tracing" [pid 3194] write(1, "executing program\n", 18 [pid 300] newfstatat(AT_FDCWD, "./575/tracing"ci2-android-5-10/strace-static-x86_64: Process 3196 attached [pid 3196] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3194] <... write resumed>) = 18 executing program [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 300] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3194] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./575/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 3196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3196] chdir("./559") = 0 [pid 3196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3196] setpgid(0, 0) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 300] fstat(4 [pid 299] rmdir("./569" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 3194] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 299] mkdir("./570", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3196] write(3, "1000", 4) = 4 [pid 3196] close(3) = 0 [pid 3196] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 3196] <... symlink resumed>) = 0 [pid 3196] write(1, "executing program\n", 18) = 18 [pid 3196] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] rmdir("./575/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3197 [pid 3196] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3194] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3194] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 3196] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 3196] <... mount resumed>) = 0 [pid 3194] <... mount resumed>) = 0 [pid 300] rmdir("./575" [pid 3196] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3196] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3194] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./576", 0777 [pid 3196] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3196] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3196] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 3194] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3196] <... exit_group resumed>) = ? [pid 3194] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3194] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3196] +++ exited with 0 +++ [pid 3194] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3198 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3197 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3194] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3194] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 3194] exit_group(0 [pid 302] fstat(3 [pid 3197] set_robust_list(0x555557559760, 24 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3194] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 3197] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./602/binderfs" [pid 298] openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] unlink("./602/binderfs" [pid 298] fstat(3 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3197] chdir("./570" [pid 302] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3194] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./602/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./559/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./602/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./559/binderfs" [pid 302] <... openat resumed>) = 4 [pid 3197] <... chdir resumed>) = 0 [pid 3197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] fstat(4 [pid 298] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3197] setpgid(0, 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 298] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3197] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 3197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./559/tracing" [pid 302] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./559/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./602/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3197] <... openat resumed>) = 3 [pid 3197] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./559/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 302] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./602" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] mkdir("./603", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3197] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3197] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./583/binderfs" [pid 298] getdents64(4 [pid 3197] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3198 attached [pid 3197] <... symlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] unlink("./583/binderfs" [pid 3197] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... unlink resumed>) = 0 [pid 298] close(4 [pid 3197] <... write resumed>) = 18 [pid 301] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3197] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = 0 executing program [pid 298] <... close resumed>) = 0 [pid 3197] <... close_range resumed>) = 0 [pid 301] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./559/tracing" [pid 3197] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3199 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3197] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./583/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3197] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3198] set_robust_list(0x555557559760, 24 [pid 3197] <... mount resumed>) = 0 [pid 301] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3197] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 3198] <... set_robust_list resumed>) = 0 [pid 3197] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./583/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3198] rt_sigprocmask(SIG_SETMASK, [] [pid 3197] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 3198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3197] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4 [pid 3197] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./559" [pid 3197] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3197] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 [pid 3198] chdir("./576" [pid 3197] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3197] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./560", 0777 [pid 3198] <... chdir resumed>) = 0 [pid 3197] <... exit_group resumed>) = ? [pid 301] close(4 [pid 3198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3197] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] rmdir("./583/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3198] <... prctl resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3198] setpgid(0, 0 [pid 301] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./583" [pid 299] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3198] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./584", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3200 [pid 3198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3198] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3201 attached [pid 3198] write(3, "1000", 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3201 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3199 attached [pid 3199] set_robust_list(0x555557559760, 24) = 0 [pid 3199] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 3198] <... write resumed>) = 4 [pid 3199] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3198] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3199] chdir("./603" [pid 3198] <... close resumed>) = 0 [pid 299] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3199] <... chdir resumed>) = 0 [pid 3198] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(AT_FDCWD, "./570/binderfs" [pid 3199] <... prctl resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3199] setpgid(0, 0 [pid 299] unlink("./570/binderfs" [pid 3198] <... symlink resumed>) = 0 [pid 3199] <... setpgid resumed>) = 0 [pid 3199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3198] write(1, "executing program\n", 18 [pid 299] <... unlink resumed>) = 0 [pid 3199] <... openat resumed>) = 3 [pid 3198] <... write resumed>) = 18 executing program [pid 299] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] set_robust_list(0x555557559760, 24 [pid 3199] write(3, "1000", 4 [pid 3198] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = 0 [pid 3199] <... write resumed>) = 4 [pid 3198] <... close_range resumed>) = 0 [pid 299] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3199] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3199] <... close resumed>) = 0 [pid 3198] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] newfstatat(AT_FDCWD, "./570/tracing" [pid 3199] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3199] <... symlink resumed>) = 0 [pid 299] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3198] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3199] write(1, "executing program\n", 18 [pid 3198] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./570/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3199] <... write resumed>) = 18 [pid 3199] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 4 [pid 3199] <... close_range resumed>) = 0 [pid 299] fstat(4 [pid 3199] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3198] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3201] <... set_robust_list resumed>) = 0 [pid 3199] <... mkdirat resumed>) = 0 [pid 3198] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 3199] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3198] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3199] <... mount resumed>) = 0 [pid 3198] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 3201] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3199] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] close(4 [pid 3198] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 3198] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./570/tracing" [pid 3199] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3200 attached [pid 3199] write(3, "p:s/p ./file0:0", 15 [pid 3198] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3200] set_robust_list(0x555557559760, 24 [pid 3199] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3198] creat(NULL, 0732 [pid 299] getdents64(3 [pid 3198] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3200] <... set_robust_list resumed>) = 0 [pid 3199] openat(AT_FDCWD, NULL, O_WRONLY [pid 3198] exit_group(0 [pid 299] close(3 [pid 3198] <... exit_group resumed>) = ? [pid 3201] chdir("./584" [pid 3200] rt_sigprocmask(SIG_SETMASK, [] [pid 3199] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 3201] <... chdir resumed>) = 0 [pid 3200] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3199] creat(NULL, 0732 [pid 299] rmdir("./570" [pid 3201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3200] chdir("./560" [pid 3199] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3201] <... prctl resumed>) = 0 [pid 3200] <... chdir resumed>) = 0 [pid 3199] exit_group(0 [pid 299] mkdir("./571", 0777 [pid 3198] +++ exited with 0 +++ [pid 3201] setpgid(0, 0 [pid 3200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3199] <... exit_group resumed>) = ? [pid 3201] <... setpgid resumed>) = 0 [pid 3200] <... prctl resumed>) = 0 [pid 3199] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 3201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3200] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3201] <... openat resumed>) = 3 [pid 3200] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] write(3, "1000", 4 [pid 3200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3201] <... write resumed>) = 4 [pid 3200] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3202 [pid 3201] close(3 [pid 3200] write(3, "1000", 4 [pid 302] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3201] <... close resumed>) = 0 [pid 3200] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 3201] symlink("/dev/binderfs", "./binderfs" [pid 3200] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3201] <... symlink resumed>) = 0 [pid 3200] <... close resumed>) = 0 [pid 302] umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] write(1, "executing program\n", 18 [pid 3200] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3201] <... write resumed>) = 18 [pid 3200] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./603/binderfs" executing program [pid 3201] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3200] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3201] <... close_range resumed>) = 0 [pid 3200] <... write resumed>) = 18 executing program [pid 302] unlink("./603/binderfs" [pid 3201] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3200] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3201] <... mkdirat resumed>) = 0 [pid 3200] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3201] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3200] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] <... mount resumed>) = 0 [pid 3200] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3201] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3200] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] <... openat resumed>) = 3 [pid 3200] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3201] write(3, "p:s/p ./file0:0", 15 [pid 3200] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./603/tracing" [pid 3201] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3200] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3201] openat(AT_FDCWD, NULL, O_WRONLY [pid 3200] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3200] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3201] creat(NULL, 0732 [pid 3200] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3201] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3200] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./603/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3201] exit_group(0 [pid 3200] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 3201] <... exit_group resumed>) = ? [pid 3200] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 300] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3201] +++ exited with 0 +++ [pid 3200] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3200] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3200] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 302] close(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./603/tracing" [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3202 attached [pid 3202] set_robust_list(0x555557559760, 24) = 0 [pid 3202] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 300] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 300] newfstatat(AT_FDCWD, "./576/binderfs" [pid 3202] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./603" [pid 300] unlink("./576/binderfs" [pid 3202] chdir("./571") = 0 [pid 3202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3202] setpgid(0, 0) = 0 [pid 3202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] mkdir("./604", 0777 [pid 300] <... unlink resumed>) = 0 [pid 3202] <... openat resumed>) = 3 [pid 3202] write(3, "1000", 4) = 4 [pid 3202] close(3) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3202] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3202] <... symlink resumed>) = 0 [pid 3202] write(1, "executing program\n", 18) = 18 [pid 3202] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3203 [pid 300] newfstatat(AT_FDCWD, "./576/tracing" [pid 3202] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3202] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3202] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./576/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3202] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3202] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3202] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 3202] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 3203 attached [pid 300] getdents64(4 [pid 3202] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 3202] openat(AT_FDCWD, NULL, O_WRONLY [pid 3203] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 3202] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./576/tracing" [pid 3203] <... set_robust_list resumed>) = 0 [pid 3203] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3203] chdir("./604" [pid 300] <... rmdir resumed>) = 0 [pid 3202] creat(NULL, 0732 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] rmdir("./576" [pid 298] umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3202] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./584/binderfs" [pid 300] mkdir("./577", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./584/binderfs") = 0 [pid 301] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 3202] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3202] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./584/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./584/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3204 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./560/binderfs" [pid 3202] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./560/binderfs" [pid 301] rmdir("./584/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(3 [pid 3203] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3) = 0 [pid 301] rmdir("./584" [pid 3203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3204 attached [pid 301] mkdir("./585", 0777 [pid 3204] set_robust_list(0x555557559760, 24 [pid 3203] <... prctl resumed>) = 0 [pid 298] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3204] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3203] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3203] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./560/tracing"ci2-android-5-10/strace-static-x86_64: Process 3205 attached [pid 3204] rt_sigprocmask(SIG_SETMASK, [] [pid 3203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3205] set_robust_list(0x555557559760, 24 [pid 3204] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3203] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3205 [pid 298] umount2("./560/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3204] chdir("./577" [pid 3203] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3204] <... chdir resumed>) = 0 [pid 3203] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./560/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3203] close(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 3204] <... prctl resumed>) = 0 [pid 3203] <... close resumed>) = 0 [pid 298] fstat(4 [pid 3204] setpgid(0, 0 [pid 3203] symlink("/dev/binderfs", "./binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3205] <... set_robust_list resumed>) = 0 [pid 3204] <... setpgid resumed>) = 0 [pid 3203] <... symlink resumed>) = 0 [pid 298] getdents64(4 [pid 3204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3203] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3205] rt_sigprocmask(SIG_SETMASK, [] [pid 3204] <... openat resumed>) = 3 [pid 3203] <... write resumed>) = 18 [pid 298] getdents64(4 [pid 3204] write(3, "1000", 4 [pid 3203] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3204] <... write resumed>) = 4 [pid 3203] <... close_range resumed>) = 0 [pid 298] close(4 [pid 3204] close(3 [pid 3203] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 [pid 3205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./560/tracing" [pid 3203] <... mkdirat resumed>) = 0 [pid 3205] chdir("./585" [pid 3204] <... close resumed>) = 0 [pid 3203] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... rmdir resumed>) = 0 [pid 3204] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 3205] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3203] <... mount resumed>) = 0 [pid 298] close(3 [pid 3203] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3204] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3203] <... openat resumed>) = 3 [pid 298] rmdir("./560" [pid 3204] write(1, "executing program\n", 18 [pid 3203] write(3, "p:s/p ./file0:0", 15 [pid 3205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3205] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 3205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3204] <... write resumed>) = 18 [pid 3203] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] mkdir("./561", 0777 [pid 3204] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3203] openat(AT_FDCWD, NULL, O_WRONLY [pid 3205] <... openat resumed>) = 3 [pid 3205] write(3, "1000", 4) = 4 [pid 298] <... mkdir resumed>) = 0 [pid 3205] close(3 [pid 3203] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3204] <... close_range resumed>) = 0 [pid 3203] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3203] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3205] <... close resumed>) = 0 [pid 3205] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3204] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3203] exit_group(0 [pid 3205] write(1, "executing program\n", 18 [pid 3203] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3206 [pid 3205] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3205] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3205] <... close_range resumed>) = 0 [pid 3205] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3203] +++ exited with 0 +++ [pid 3205] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 3205] <... mount resumed>) = 0 [pid 3204] <... mkdirat resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3205] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3204] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3205] <... openat resumed>) = 3 [pid 3205] write(3, "p:s/p ./file0:0", 15 [pid 302] <... restart_syscall resumed>) = 0 [pid 3205] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3204] <... mount resumed>) = 0 [pid 3205] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... restart_syscall resumed>) = 0 [pid 3205] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3204] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3205] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3204] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 3204] write(3, "p:s/p ./file0:0", 15 [pid 299] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 3204] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3205] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3204] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 302] umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3205] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3204] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./604/binderfs" [pid 3204] creat(NULL, 0732 [pid 299] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3206 attached [pid 3205] <... exit_group resumed>) = ? [pid 3204] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] unlink("./604/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3206] set_robust_list(0x555557559760, 24 [pid 3204] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./571/binderfs" [pid 3206] <... set_robust_list resumed>) = 0 [pid 3205] +++ exited with 0 +++ [pid 3204] <... exit_group resumed>) = ? [pid 302] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 299] unlink("./571/binderfs" [pid 302] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3206] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./604/tracing" [pid 3206] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3206] chdir("./561") = 0 [pid 3206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3206] setpgid(0, 0) = 0 [pid 3206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./604/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./571/tracing" [pid 302] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 299] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./571/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3206] <... openat resumed>) = 3 [pid 3204] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3206] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./604/tracing" [pid 299] getdents64(4 [pid 3206] <... write resumed>) = 4 [pid 3206] close(3) = 0 [pid 3206] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3206] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 3206] write(1, "executing program\n", 18 [pid 302] close(3 [pid 299] rmdir("./571/tracing" [pid 3206] <... write resumed>) = 18 [pid 302] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 302] rmdir("./604" [pid 299] getdents64(3 [pid 3206] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3206] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./605", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] close(3 [pid 3206] <... mkdirat resumed>) = 0 [pid 3206] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 3206] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3206] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./571" [pid 3206] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3206] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 3206] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 3206] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3206] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3206] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3206] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./572", 0777 [pid 3206] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3207 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3206] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./585/binderfs" [pid 3206] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./585/binderfs") = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3207 attached [pid 3207] set_robust_list(0x555557559760, 24) = 0 [pid 3207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3208 [pid 301] newfstatat(AT_FDCWD, "./585/tracing" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3207] chdir("./605" [pid 301] openat(AT_FDCWD, "./585/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3207] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 3207] <... prctl resumed>) = 0 [pid 3207] setpgid(0, 0) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 3207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] rmdir("./585/tracing" [pid 298] fstat(3 [pid 3207] <... openat resumed>) = 3 [pid 3207] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3207] close(3 [pid 301] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 3207] <... close resumed>) = 0 [pid 301] rmdir("./585" [pid 298] umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3207] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./586", 0777 [pid 298] newfstatat(AT_FDCWD, "./561/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3208 attached [pid 3208] set_robust_list(0x555557559760, 24) = 0 [pid 3208] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3207] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./561/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3208] chdir("./572" [pid 298] <... unlink resumed>) = 0 [pid 3208] <... chdir resumed>) = 0 [pid 3208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3208] setpgid(0, 0) = 0 [pid 298] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3207] <... write resumed>) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3209 [pid 298] <... umount2 resumed>) = 0 [pid 3207] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3207] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3207] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./561/tracing" [pid 3208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./561/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./561/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3207] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3208] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3207] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 3208] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3208] <... write resumed>) = 4 [pid 298] close(4 [pid 300] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./561/tracing" [pid 3207] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3208] close(3) = 0 [pid 3208] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3207] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3207] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 3207] write(3, "p:s/p ./file0:0", 15 [pid 298] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./561" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3208] write(1, "executing program\n", 18) = 18 [pid 3208] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3208] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./577/binderfs" [pid 298] <... rmdir resumed>) = 0 executing program [pid 3207] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./562", 0777 [pid 300] unlink("./577/binderfs" [pid 3208] <... mkdirat resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3208] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3207] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3208] <... mount resumed>) = 0 [pid 3207] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3207] creat(NULL, 0732 [pid 300] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3208] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3208] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3208] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3210 [pid 3207] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./577/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3207] exit_group(0 [pid 300] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3208] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3207] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./577/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3208] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 3208] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3208] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3208] <... exit_group resumed>) = ? [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3210 attached [pid 3208] +++ exited with 0 +++ [pid 3207] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3209 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3209] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 3209] <... set_robust_list resumed>) = 0 [pid 300] rmdir("./577/tracing" [pid 3209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3209] chdir("./586" [pid 300] <... rmdir resumed>) = 0 [pid 3209] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 3209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3209] <... prctl resumed>) = 0 [pid 300] close(3 [pid 3209] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 3209] <... setpgid resumed>) = 0 [pid 300] rmdir("./577" [pid 3209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3209] write(3, "1000", 4 [pid 300] mkdir("./578", 0777 [pid 3209] <... write resumed>) = 4 [pid 3209] close(3) = 0 [pid 3209] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3209] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3209] <... write resumed>) = 18 [pid 3209] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3209] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 3210] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3211 [pid 302] fstat(3 [pid 3209] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3209] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./605/binderfs" [pid 299] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./605/binderfs" [pid 299] getdents64(3 [pid 3209] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 3209] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3209] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./572/binderfs" [pid 3209] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./605/tracing" [pid 299] unlink("./572/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3209] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3209] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./605/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 3209] exit_group(0 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3209] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./572/tracing" [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3210] <... set_robust_list resumed>) = 0 [pid 3209] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3211 attached [pid 3210] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3210] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./572/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./605/tracing" [pid 299] <... openat resumed>) = 4 [pid 3210] chdir("./562" [pid 3211] set_robust_list(0x555557559760, 24) = 0 [pid 3211] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 3211] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3211] chdir("./578") = 0 [pid 3211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3211] setpgid(0, 0) = 0 [pid 3211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3211] write(3, "1000", 4) = 4 [pid 3211] close(3) = 0 [pid 3211] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3210] <... chdir resumed>) = 0 [pid 3210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3210] setpgid(0, 0) = 0 [pid 3210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3210] write(3, "1000", 4) = 4 [pid 3210] close(3) = 0 [pid 3210] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 301] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./605" [pid 301] newfstatat(AT_FDCWD, "./586/binderfs" [pid 299] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./606", 0777 [pid 301] unlink("./586/binderfs" [pid 299] rmdir("./572/tracing" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3211] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 3211] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3211] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3212 [pid 301] newfstatat(AT_FDCWD, "./586/tracing" [pid 299] rmdir("./572" [pid 3211] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3211] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./573", 0777 [pid 3211] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3210] <... symlink resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 3211] <... mkdirat resumed>) = 0 [pid 3210] write(1, "executing program\n", 18 executing program [pid 301] openat(AT_FDCWD, "./586/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3212 attached [pid 3211] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3210] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3212] set_robust_list(0x555557559760, 24 [pid 3211] <... mount resumed>) = 0 [pid 3210] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3212] <... set_robust_list resumed>) = 0 [pid 3211] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3210] <... close_range resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3211] <... openat resumed>) = 3 [pid 3210] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3213 ci2-android-5-10/strace-static-x86_64: Process 3213 attached [pid 3212] rt_sigprocmask(SIG_SETMASK, [] [pid 3211] write(3, "p:s/p ./file0:0", 15 [pid 3210] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3212] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3211] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3210] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3213] set_robust_list(0x555557559760, 24 [pid 3212] chdir("./606" [pid 3211] openat(AT_FDCWD, NULL, O_WRONLY [pid 3210] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3211] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3210] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 3213] <... set_robust_list resumed>) = 0 [pid 3212] <... chdir resumed>) = 0 [pid 3211] creat(NULL, 0732 [pid 3210] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3211] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3210] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./586/tracing" [pid 3212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3211] exit_group(0 [pid 3210] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 3211] <... exit_group resumed>) = ? [pid 3210] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 3213] rt_sigprocmask(SIG_SETMASK, [] [pid 3212] <... prctl resumed>) = 0 [pid 3211] +++ exited with 0 +++ [pid 3210] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3210] creat(NULL, 0732 [pid 301] close(3 [pid 3210] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3212] setpgid(0, 0 [pid 3210] exit_group(0 [pid 301] rmdir("./586" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3213] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3212] <... setpgid resumed>) = 0 [pid 3210] <... exit_group resumed>) = ? [pid 301] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3213] chdir("./573" [pid 3212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3210] +++ exited with 0 +++ [pid 301] mkdir("./587", 0777 [pid 3213] <... chdir resumed>) = 0 [pid 3212] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3212] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3212] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3212] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3212] <... close resumed>) = 0 [pid 3212] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3214 ci2-android-5-10/strace-static-x86_64: Process 3214 attached [pid 3213] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3212] <... symlink resumed>) = 0 [pid 298] umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3213] setpgid(0, 0 [pid 3212] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3214] set_robust_list(0x555557559760, 24 [pid 3212] <... write resumed>) = 18 executing program [pid 298] openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3214] <... set_robust_list resumed>) = 0 [pid 3213] <... setpgid resumed>) = 0 [pid 3212] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... openat resumed>) = 3 [pid 3214] rt_sigprocmask(SIG_SETMASK, [] [pid 3213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3212] <... close_range resumed>) = 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3212] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3213] <... openat resumed>) = 3 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3213] write(3, "1000", 4 [pid 3212] <... mkdirat resumed>) = 0 [pid 298] umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3213] <... write resumed>) = 4 [pid 3212] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./562/binderfs" [pid 3213] close(3 [pid 3212] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3212] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./562/binderfs" [pid 3213] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3213] symlink("/dev/binderfs", "./binderfs" [pid 3212] <... openat resumed>) = 3 [pid 298] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3212] write(3, "p:s/p ./file0:0", 15 [pid 3213] <... symlink resumed>) = 0 [pid 3213] write(1, "executing program\n", 18 [pid 3212] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 3213] <... write resumed>) = 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3212] openat(AT_FDCWD, NULL, O_WRONLY [pid 3213] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3212] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3213] <... close_range resumed>) = 0 [pid 3212] creat(NULL, 0732 [pid 300] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./562/tracing" [pid 3212] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3213] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3212] exit_group(0 [pid 300] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3212] <... exit_group resumed>) = ? [pid 300] fstat(3 [pid 298] umount2("./562/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3212] +++ exited with 0 +++ [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3214] chdir("./587" [pid 3213] <... mkdirat resumed>) = 0 [pid 298] openat(AT_FDCWD, "./562/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3213] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./578/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./578/binderfs" [pid 3213] <... mount resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 3213] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3213] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 3213] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./578/tracing" [pid 298] rmdir("./562/tracing" [pid 3213] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3213] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 300] openat(AT_FDCWD, "./578/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3213] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3213] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 298] close(3 [pid 300] fstat(4 [pid 298] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3213] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./562" [pid 300] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] mkdir("./563", 0777 [pid 3213] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3213] <... exit_group resumed>) = ? [pid 300] close(4 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3213] +++ exited with 0 +++ [pid 300] rmdir("./578/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3215 [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 3215 attached ) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./578" [pid 3215] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./579", 0777 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3215] chdir("./563") = 0 [pid 3215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 3215] <... prctl resumed>) = 0 [pid 3215] setpgid(0, 0) = 0 [pid 3215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3214] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3215] <... openat resumed>) = 3 [pid 3215] write(3, "1000", 4) = 4 [pid 3215] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3216 [pid 3215] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3215] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3214] <... prctl resumed>) = 0 [pid 3215] write(1, "executing program\n", 18) = 18 [pid 3215] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3215] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 3214] setpgid(0, 0 [pid 3215] <... mkdirat resumed>) = 0 [pid 3214] <... setpgid resumed>) = 0 [pid 3215] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3215] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3215] write(3, "p:s/p ./file0:0", 15 [pid 3214] <... openat resumed>) = 3 [pid 3215] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3214] write(3, "1000", 4 [pid 3215] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3215] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3215] exit_group(0) = ? [pid 3215] +++ exited with 0 +++ [pid 3214] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3216 attached [pid 3216] set_robust_list(0x555557559760, 24) = 0 [pid 3216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3216] chdir("./579") = 0 [pid 3216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3216] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3214] close(3 [pid 302] getdents64(3 [pid 3214] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./606/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./606/binderfs" [pid 3214] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3214] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./606/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3214] write(1, "executing program\n", 18 [pid 302] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./606/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3214] <... write resumed>) = 18 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 302] close(4) = 0 [pid 302] rmdir("./606/tracing" [pid 3214] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 3214] <... close_range resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 3214] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./606") = 0 [pid 3214] <... mkdirat resumed>) = 0 [pid 302] mkdir("./607", 0777 [pid 299] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3214] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 3214] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3217 attached [pid 3214] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3217 [pid 299] getdents64(3 [pid 3214] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3214] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3214] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3214] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./573/binderfs" [pid 3214] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3214] creat(NULL, 0732 [pid 299] unlink("./573/binderfs" [pid 3217] set_robust_list(0x555557559760, 24 [pid 3214] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3214] exit_group(0 [pid 299] <... umount2 resumed>) = 0 [pid 3214] <... exit_group resumed>) = ? [pid 299] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./573/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3214] +++ exited with 0 +++ [pid 299] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./573/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 298] umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3217] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./573/tracing" [pid 3217] rt_sigprocmask(SIG_SETMASK, [] [pid 3216] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(3 [pid 299] getdents64(3 [pid 3217] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3216] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3216] write(3, "1000", 4 [pid 301] getdents64(3 [pid 299] close(3 [pid 298] umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3216] <... write resumed>) = 4 [pid 3217] chdir("./607" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3216] close(3 [pid 301] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./573" [pid 298] newfstatat(AT_FDCWD, "./563/binderfs" [pid 3217] <... chdir resumed>) = 0 [pid 3216] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 3216] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./587/binderfs" [pid 299] mkdir("./574", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3216] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] unlink("./563/binderfs" [pid 3216] write(1, "executing program\n", 18 [pid 301] unlink("./587/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3217] <... prctl resumed>) = 0 [pid 3216] <... write resumed>) = 18 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 298] <... unlink resumed>) = 0 [pid 3217] setpgid(0, 0 [pid 3216] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3218 attached [pid 3217] <... setpgid resumed>) = 0 [pid 3216] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3218] set_robust_list(0x555557559760, 24 [pid 3217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3216] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3218 [pid 298] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3217] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3217] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./587/tracing" [pid 298] newfstatat(AT_FDCWD, "./563/tracing" [pid 3218] <... set_robust_list resumed>) = 0 [pid 3217] <... write resumed>) = 4 [pid 3216] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3218] rt_sigprocmask(SIG_SETMASK, [] [pid 3217] close(3 [pid 3216] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./563/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3218] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3217] <... close resumed>) = 0 [pid 3216] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3217] symlink("/dev/binderfs", "./binderfs" [pid 3216] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] openat(AT_FDCWD, "./587/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3218] chdir("./574" [pid 298] openat(AT_FDCWD, "./563/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3217] <... symlink resumed>) = 0 [pid 3216] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 3218] <... chdir resumed>) = 0 [pid 3217] write(1, "executing program\n", 18 [pid 301] fstat(4 [pid 298] fstat(4 [pid 3218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3217] <... write resumed>) = 18 [pid 3216] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3218] <... prctl resumed>) = 0 [pid 3217] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3216] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 3218] setpgid(0, 0 [pid 3217] <... close_range resumed>) = 0 [pid 3216] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3218] <... setpgid resumed>) = 0 [pid 3217] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3216] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 3218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3217] <... mkdirat resumed>) = 0 [pid 3216] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3217] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3216] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 298] close(4 [pid 3218] <... openat resumed>) = 3 [pid 3217] <... mount resumed>) = 0 [pid 3216] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3217] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./587/tracing" [pid 298] rmdir("./563/tracing" [pid 3218] write(3, "1000", 4 [pid 3217] <... openat resumed>) = 3 [pid 3216] <... exit_group resumed>) = ? [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3217] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 3217] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3217] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(3 [pid 298] close(3 [pid 3217] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3216] +++ exited with 0 +++ [pid 3218] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3218] close(3 [pid 3217] creat(NULL, 0732 [pid 301] rmdir("./587" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./563" [pid 3218] <... close resumed>) = 0 [pid 3217] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 3218] symlink("/dev/binderfs", "./binderfs" [pid 3217] exit_group(0 [pid 301] mkdir("./588", 0777 [pid 298] mkdir("./564", 0777 [pid 3218] <... symlink resumed>) = 0 [pid 3217] <... exit_group resumed>) = ? [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3218] write(1, "executing program\n", 18 [pid 3217] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3218] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3218] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3219 attached [pid 3218] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3219 [pid 300] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3220 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3218] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./579/binderfs" [pid 3218] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./579/binderfs" [pid 3218] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... unlink resumed>) = 0 [pid 3219] set_robust_list(0x555557559760, 24 [pid 300] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3218] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./579/tracing" [pid 3218] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./579/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 3218] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3220 attached [pid 3219] <... set_robust_list resumed>) = 0 [pid 3218] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3218] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] close(4) = 0 [pid 300] rmdir("./579/tracing" [pid 3218] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 3219] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 3218] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./579" [pid 3220] set_robust_list(0x555557559760, 24 [pid 3219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3218] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./580", 0777 [pid 3218] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3218] exit_group(0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3220] <... set_robust_list resumed>) = 0 [pid 3219] chdir("./588" [pid 3218] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3221 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3219] <... chdir resumed>) = 0 [pid 3218] +++ exited with 0 +++ [pid 3219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3220] rt_sigprocmask(SIG_SETMASK, [] [pid 3219] setpgid(0, 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3221 attached [pid 3220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3219] <... setpgid resumed>) = 0 [pid 3219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3220] chdir("./564") = 0 [pid 3219] <... openat resumed>) = 3 [pid 3221] set_robust_list(0x555557559760, 24 [pid 3219] write(3, "1000", 4) = 4 [pid 3221] <... set_robust_list resumed>) = 0 [pid 3220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3219] close(3 [pid 3220] setpgid(0, 0 [pid 3219] <... close resumed>) = 0 [pid 3220] <... setpgid resumed>) = 0 [pid 3221] rt_sigprocmask(SIG_SETMASK, [] [pid 3219] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3219] write(1, "executing program\n", 18) = 18 executing program [pid 3221] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3220] <... openat resumed>) = 3 [pid 3219] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... restart_syscall resumed>) = 0 [pid 3220] write(3, "1000", 4 [pid 3221] chdir("./580" [pid 3219] <... close_range resumed>) = 0 [pid 3219] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3220] <... write resumed>) = 4 [pid 3219] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3219] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3219] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(3 [pid 3220] close(3 [pid 3219] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3219] write(3, "p:s/p ./file0:0", 15 [pid 3220] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3219] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3220] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3219] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3220] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./607/binderfs" [pid 3219] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3220] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3219] creat(NULL, 0732 executing program [pid 302] unlink("./607/binderfs" [pid 3220] <... write resumed>) = 18 [pid 302] <... unlink resumed>) = 0 [pid 3219] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3220] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3219] exit_group(0) = ? [pid 302] <... umount2 resumed>) = 0 [pid 3220] <... close_range resumed>) = 0 [pid 302] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3219] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./607/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3220] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3220] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./607/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3220] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 4 [pid 3220] <... mount resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3220] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3220] <... openat resumed>) = 3 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3220] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4) = 0 [pid 3220] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./607/tracing" [pid 3220] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 3220] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3220] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 3220] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 3220] exit_group(0 [pid 302] rmdir("./607" [pid 3220] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./608", 0777 [pid 3220] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3222 attached [pid 3222] set_robust_list(0x555557559760, 24) = 0 [pid 3222] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3222 [pid 299] <... restart_syscall resumed>) = 0 [pid 3222] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3222] chdir("./608") = 0 [pid 3222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3222] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3222] setpgid(0, 0 [pid 299] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3222] <... setpgid resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3222] <... openat resumed>) = 3 [pid 299] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3222] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3222] <... write resumed>) = 4 [pid 3222] close(3) = 0 [pid 299] newfstatat(AT_FDCWD, "./574/binderfs" [pid 3222] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./574/binderfs" [pid 3222] <... symlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3222] write(1, "executing program\n", 18 [pid 299] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3222] <... write resumed>) = 18 [pid 3222] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... umount2 resumed>) = 0 executing program [pid 299] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./574/tracing" [pid 3222] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./574/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3222] <... mkdirat resumed>) = 0 [pid 3221] <... chdir resumed>) = 0 [pid 299] fstat(4 [pid 3222] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3222] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3222] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3222] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3222] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 3222] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3222] creat(NULL, 0732 [pid 299] close(4 [pid 3222] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 3222] exit_group(0 [pid 299] rmdir("./574/tracing" [pid 3222] <... exit_group resumed>) = ? [pid 3222] +++ exited with 0 +++ [pid 3221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3) = 0 [pid 299] rmdir("./574") = 0 [pid 299] mkdir("./575", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3223 ci2-android-5-10/strace-static-x86_64: Process 3223 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3223] set_robust_list(0x555557559760, 24 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3223] <... set_robust_list resumed>) = 0 [pid 3223] rt_sigprocmask(SIG_SETMASK, [] [pid 3221] <... prctl resumed>) = 0 [pid 3223] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3223] chdir("./575" [pid 3221] setpgid(0, 0 [pid 3223] <... chdir resumed>) = 0 [pid 3223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3221] <... setpgid resumed>) = 0 [pid 301] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 3221] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./588/binderfs" [pid 298] newfstatat(AT_FDCWD, "./564/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./588/binderfs" [pid 298] unlink("./564/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3221] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 3221] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./588/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./564/tracing" [pid 301] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./564/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./588/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./564/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 301] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 298] close(4 [pid 301] rmdir("./588/tracing" [pid 298] <... close resumed>) = 0 [pid 3221] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./564/tracing" [pid 3221] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 3221] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 298] close(3 [pid 301] rmdir("./588" [pid 298] <... close resumed>) = 0 [pid 3221] <... symlink resumed>) = 0 [pid 302] umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./564" [pid 3221] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] mkdir("./589", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3221] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 298] mkdir("./565", 0777 [pid 3221] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... mkdir resumed>) = 0 [pid 3221] <... close_range resumed>) = 0 [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3221] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3221] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3224 attached [pid 3221] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3224 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3225 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3221] <... mount resumed>) = 0 [pid 302] umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3223] <... prctl resumed>) = 0 [pid 3223] setpgid(0, 0) = 0 [pid 3223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3221] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3223] <... openat resumed>) = 3 [pid 3223] write(3, "1000", 4) = 4 [pid 3223] close(3) = 0 [pid 302] newfstatat(AT_FDCWD, "./608/binderfs" [pid 3223] symlink("/dev/binderfs", "./binderfs" [pid 3221] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3223] <... symlink resumed>) = 0 [pid 3223] write(1, "executing program\n", 18 [pid 3221] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./608/binderfs" [pid 3223] <... write resumed>) = 18 [pid 3223] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3223] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3221] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 3224] set_robust_list(0x555557559760, 24 [pid 3223] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3223] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3221] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3223] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3223] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3223] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3223] exit_group(0) = ? [pid 3221] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3224] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3225 attached [pid 3224] rt_sigprocmask(SIG_SETMASK, [] [pid 3223] +++ exited with 0 +++ [pid 3221] creat(NULL, 0732 [pid 302] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3221] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3221] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./608/tracing" [pid 299] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3221] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3221] +++ exited with 0 +++ [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 302] openat(AT_FDCWD, "./608/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./575/binderfs" [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./575/binderfs" [pid 302] close(4 [pid 299] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./608/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./575/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./575/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./575/tracing" [pid 3225] set_robust_list(0x555557559760, 24 [pid 3224] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 302] close(3 [pid 3224] chdir("./589" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 302] <... close resumed>) = 0 [pid 3224] <... chdir resumed>) = 0 [pid 302] rmdir("./608" [pid 299] rmdir("./575" [pid 3224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./576", 0777 [pid 3225] <... set_robust_list resumed>) = 0 [pid 3224] <... prctl resumed>) = 0 [pid 302] mkdir("./609", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3225] rt_sigprocmask(SIG_SETMASK, [] [pid 3224] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3224] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3226 [pid 3224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3224] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3224] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3227 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./580/binderfs" [pid 3224] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3224] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./580/binderfs" [pid 3224] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3224] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./580/tracing" [pid 3224] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3225] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3224] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./580/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3224] <... write resumed>) = 18 executing program [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./580/tracing"ci2-android-5-10/strace-static-x86_64: Process 3226 attached [pid 3225] chdir("./565" [pid 3224] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./580" [pid 3226] set_robust_list(0x555557559760, 24 [pid 3225] <... chdir resumed>) = 0 [pid 3224] <... close_range resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./581", 0777 [pid 3226] <... set_robust_list resumed>) = 0 [pid 3225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3224] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3224] <... mkdirat resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3228 [pid 3225] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3227 attached [pid 3227] set_robust_list(0x555557559760, 24 [pid 3225] setpgid(0, 0 [pid 3224] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3227] <... set_robust_list resumed>) = 0 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3227] chdir("./609") = 0 [pid 3227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3227] setpgid(0, 0) = 0 [pid 3227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3225] <... setpgid resumed>) = 0 [pid 3224] <... mount resumed>) = 0 [pid 3227] write(3, "1000", 4) = 4 [pid 3227] close(3) = 0 [pid 3227] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3224] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3227] write(1, "executing program\n", 18) = 18 [pid 3224] <... openat resumed>) = 3 executing program [pid 3227] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3224] write(3, "p:s/p ./file0:0", 15 [pid 3227] <... close_range resumed>) = 0 [pid 3225] <... openat resumed>) = 3 [pid 3227] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3226] rt_sigprocmask(SIG_SETMASK, [] [pid 3225] write(3, "1000", 4 [pid 3224] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3225] <... write resumed>) = 4 [pid 3224] openat(AT_FDCWD, NULL, O_WRONLY [pid 3227] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3224] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3225] close(3 [pid 3224] creat(NULL, 0732 [pid 3225] <... close resumed>) = 0 [pid 3227] <... mount resumed>) = 0 [pid 3225] symlink("/dev/binderfs", "./binderfs" [pid 3224] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3227] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3224] exit_group(0 [pid 3227] <... openat resumed>) = 3 [pid 3227] write(3, "p:s/p ./file0:0", 15 [pid 3225] <... symlink resumed>) = 0 [pid 3224] <... exit_group resumed>) = ? [pid 3227] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3227] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3227] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3227] exit_group(0) = ? [pid 3227] +++ exited with 0 +++ [pid 3226] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3225] write(1, "executing program\n", 18 [pid 3224] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3228 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3225] <... write resumed>) = 18 [pid 3228] set_robust_list(0x555557559760, 24) = 0 [pid 3228] rt_sigprocmask(SIG_SETMASK, [] [pid 3225] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3228] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3228] chdir("./581" executing program [pid 3225] <... close_range resumed>) = 0 [pid 3226] chdir("./576" [pid 3228] <... chdir resumed>) = 0 [pid 3228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3228] setpgid(0, 0) = 0 [pid 3228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3225] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3228] write(3, "1000", 4) = 4 [pid 3228] close(3) = 0 [pid 3228] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3228] write(1, "executing program\n", 18) = 18 [pid 3228] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3225] <... mkdirat resumed>) = 0 [pid 3228] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3226] <... chdir resumed>) = 0 [pid 3225] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3228] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3228] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3228] write(3, "p:s/p ./file0:0", 15 [pid 3225] <... mount resumed>) = 0 [pid 3228] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3228] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3225] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3228] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3228] exit_group(0) = ? [pid 3228] +++ exited with 0 +++ [pid 3226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3225] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3225] write(3, "p:s/p ./file0:0", 15 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3226] <... prctl resumed>) = 0 [pid 3225] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 3225] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3225] creat(NULL, 0732 [pid 302] umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3225] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3225] exit_group(0 [pid 302] openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3225] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./609/binderfs" [pid 3225] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./609/binderfs") = 0 [pid 302] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./609/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./609/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 3226] setpgid(0, 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3226] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 302] rmdir("./609/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3226] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./589/binderfs" [pid 3226] write(3, "1000", 4 [pid 302] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] unlink("./589/binderfs" [pid 3226] <... write resumed>) = 4 [pid 302] rmdir("./609" [pid 301] <... unlink resumed>) = 0 [pid 3226] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./610", 0777 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3226] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3226] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./589/tracing" [pid 300] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3226] <... symlink resumed>) = 0 [pid 301] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3229 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3226] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./589/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3226] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3226] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4 [pid 300] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3226] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3226] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(4 [pid 300] newfstatat(AT_FDCWD, "./581/binderfs" [pid 298] umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./589/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3226] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 executing program [pid 300] unlink("./581/binderfs" [pid 298] newfstatat(AT_FDCWD, "./565/binderfs" [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 3226] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./589" [pid 300] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3229 attached [pid 3226] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] unlink("./565/binderfs" [pid 3226] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./590", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 3229] set_robust_list(0x555557559760, 24 [pid 3226] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3229] <... set_robust_list resumed>) = 0 [pid 3226] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3230 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3226] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3226] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./581/tracing" [pid 298] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3226] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3229] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3226] creat(NULL, 0732 [pid 300] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./565/tracing" [pid 3226] <... creat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3230 attached [pid 3229] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./581/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3229] chdir("./610" [pid 3226] exit_group(0 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./565/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3226] <... exit_group resumed>) = ? [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3229] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./565/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3226] +++ exited with 0 +++ [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 3230] set_robust_list(0x555557559760, 24) = 0 [pid 3229] <... prctl resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3229] setpgid(0, 0 [pid 298] getdents64(4 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 3229] <... setpgid resumed>) = 0 [pid 300] rmdir("./581/tracing" [pid 298] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3 [pid 298] close(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 3229] <... openat resumed>) = 3 [pid 300] close(3 [pid 298] rmdir("./565/tracing") = 0 [pid 3229] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 3229] <... write resumed>) = 4 [pid 300] rmdir("./581" [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3229] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 300] mkdir("./582", 0777 [pid 298] <... close resumed>) = 0 [pid 3230] rt_sigprocmask(SIG_SETMASK, [] [pid 3229] <... close resumed>) = 0 [pid 298] rmdir("./565" [pid 300] <... mkdir resumed>) = 0 [pid 3230] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3229] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./566", 0777 [pid 3230] chdir("./590" [pid 3229] <... symlink resumed>) = 0 [pid 3230] <... chdir resumed>) = 0 [pid 3230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3230] setpgid(0, 0) = 0 [pid 3230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3229] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 3230] <... openat resumed>) = 3 [pid 3230] write(3, "1000", 4) = 4 [pid 3230] close(3) = 0 executing program [pid 3230] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3229] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3230] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3231 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3229] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3230] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3230] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3230] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3232 attached ) = 0 [pid 3229] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3230] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3229] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3232 [pid 3232] set_robust_list(0x555557559760, 24 [pid 3230] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3230] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3230] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3230] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3230] exit_group(0) = ? [pid 3232] <... set_robust_list resumed>) = 0 [pid 3230] +++ exited with 0 +++ [pid 3229] <... mkdirat resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3231 attached [pid 3229] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3231] set_robust_list(0x555557559760, 24) = 0 [pid 3231] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3231] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3231] chdir("./582" [pid 3229] <... mount resumed>) = 0 [pid 3231] <... chdir resumed>) = 0 [pid 3231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3231] setpgid(0, 0) = 0 [pid 3231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3229] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... restart_syscall resumed>) = 0 [pid 3231] write(3, "1000", 4) = 4 [pid 3231] close(3) = 0 [pid 3231] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3229] <... openat resumed>) = 3 [pid 3231] write(1, "executing program\n", 18 [pid 3229] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3231] <... write resumed>) = 18 [pid 3231] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3231] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3232] rt_sigprocmask(SIG_SETMASK, [] [pid 3231] <... mkdirat resumed>) = 0 [pid 3229] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3229] openat(AT_FDCWD, NULL, O_WRONLY [pid 3231] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 3229] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 3229] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3229] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3231] <... mount resumed>) = 0 [pid 3229] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3229] <... exit_group resumed>) = ? [pid 301] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3 [pid 3229] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./590/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./590/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./576/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./576/binderfs" [pid 3232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3231] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3231] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3231] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./590/tracing" [pid 299] newfstatat(AT_FDCWD, "./576/tracing" [pid 3231] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3231] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3231] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3231] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./576/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3231] exit_group(0 [pid 301] openat(AT_FDCWD, "./590/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 3231] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 3232] chdir("./566" [pid 3231] +++ exited with 0 +++ [pid 301] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./576/tracing" [pid 3232] <... chdir resumed>) = 0 [pid 301] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 301] rmdir("./590/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./576" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] mkdir("./577", 0777 [pid 3232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 3232] <... prctl resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3233 [pid 301] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./590" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3233 attached [pid 3232] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 3232] <... setpgid resumed>) = 0 [pid 301] mkdir("./591", 0777 [pid 3233] set_robust_list(0x555557559760, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./610/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./610/binderfs") = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./610/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./610/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./610/tracing") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3234 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3233] <... set_robust_list resumed>) = 0 [pid 3232] <... openat resumed>) = 3 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 3232] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rmdir("./610" [pid 300] fstat(3 [pid 3232] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./611", 0777 [pid 3233] rt_sigprocmask(SIG_SETMASK, [] [pid 3232] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3235 attached [pid 3233] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3232] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3235 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3234 attached [pid 3232] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3234] set_robust_list(0x555557559760, 24) = 0 [pid 3234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3234] chdir("./591" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3234] <... chdir resumed>) = 0 [pid 3234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3232] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./582/binderfs" [pid 3234] setpgid(0, 0) = 0 [pid 3234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3234] write(3, "1000", 4) = 4 [pid 3234] close(3) = 0 [pid 3234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3233] chdir("./577" [pid 3232] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3235] set_robust_list(0x555557559760, 24 [pid 3234] write(1, "executing program\n", 18) = 18 [pid 3234] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3234] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3235] <... set_robust_list resumed>) = 0 executing program [pid 3233] <... chdir resumed>) = 0 [pid 3232] <... write resumed>) = 18 [pid 300] unlink("./582/binderfs" [pid 3234] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3234] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3232] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 3234] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3234] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3234] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3234] exit_group(0 [pid 3232] <... close_range resumed>) = 0 [pid 300] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3234] <... exit_group resumed>) = ? [pid 3235] rt_sigprocmask(SIG_SETMASK, [] [pid 3234] +++ exited with 0 +++ [pid 3233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3232] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 3232] <... mkdirat resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3232] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3232] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./582/tracing" [pid 3232] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3232] <... openat resumed>) = 3 [pid 300] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3232] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3232] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./582/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3232] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 4 [pid 3232] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3232] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3232] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3232] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3232] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 3232] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./582/tracing") = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./582") = 0 [pid 300] mkdir("./583", 0777 [pid 3235] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3233] <... prctl resumed>) = 0 [pid 3233] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 3233] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3236 attached [pid 3233] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3236 [pid 3236] set_robust_list(0x555557559760, 24) = 0 [pid 3236] rt_sigprocmask(SIG_SETMASK, [] [pid 3235] chdir("./611" [pid 3233] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3236] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3233] <... write resumed>) = 4 [pid 3233] close(3 [pid 3236] chdir("./583" [pid 3233] <... close resumed>) = 0 [pid 3235] <... chdir resumed>) = 0 [pid 3233] symlink("/dev/binderfs", "./binderfs" [pid 3235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3236] <... chdir resumed>) = 0 [pid 3236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3236] setpgid(0, 0) = 0 [pid 3236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3236] write(3, "1000", 4) = 4 [pid 3233] <... symlink resumed>) = 0 [pid 3236] close(3) = 0 [pid 3233] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 3236] symlink("/dev/binderfs", "./binderfs" [pid 3233] <... write resumed>) = 18 executing program [pid 3236] <... symlink resumed>) = 0 [pid 3233] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3235] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3233] <... close_range resumed>) = 0 [pid 298] umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3233] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3233] <... mkdirat resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 301] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3233] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./591/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3233] <... mount resumed>) = 0 [pid 301] unlink("./591/binderfs") = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3233] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./566/binderfs" [pid 3235] setpgid(0, 0 [pid 301] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3233] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./591/tracing" [pid 3233] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./566/binderfs" [pid 301] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./591/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 3233] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 298] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 3233] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./591/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 3236] write(1, "executing program\n", 18 [pid 3235] <... setpgid resumed>) = 0 [pid 3233] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3233] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3233] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 298] newfstatat(AT_FDCWD, "./566/tracing" [pid 3233] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 3233] <... exit_group resumed>) = ? [pid 301] rmdir("./591" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./592", 0777 [pid 298] umount2("./566/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3236] <... write resumed>) = 18 [pid 3235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3233] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./566/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3236] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3236] <... close_range resumed>) = 0 [pid 3235] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 4 [pid 3236] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3235] write(3, "1000", 4 [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3237 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3237] set_robust_list(0x555557559760, 24 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3237 [pid 3237] <... set_robust_list resumed>) = 0 [pid 3235] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 3237] rt_sigprocmask(SIG_SETMASK, [] [pid 3236] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3237] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3236] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3235] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3237] chdir("./592" [pid 3235] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3237] <... chdir resumed>) = 0 [pid 3235] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3237] setpgid(0, 0 [pid 298] close(4 [pid 3237] <... setpgid resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./566/tracing" [pid 3235] <... symlink resumed>) = 0 [pid 3237] <... openat resumed>) = 3 [pid 3237] write(3, "1000", 4) = 4 [pid 3237] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 3235] write(1, "executing program\n", 18 [pid 3237] <... close resumed>) = 0 [pid 3235] <... write resumed>) = 18 [pid 298] getdents64(3 [pid 3236] <... mount resumed>) = 0 [pid 3235] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 3236] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3237] symlink("/dev/binderfs", "./binderfs" [pid 298] close(3 [pid 3235] <... close_range resumed>) = 0 [pid 3236] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 3237] <... symlink resumed>) = 0 [pid 3236] write(3, "p:s/p ./file0:0", 15 [pid 3235] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rmdir("./566" [pid 3237] write(1, "executing program\n", 18 [pid 3236] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 3237] <... write resumed>) = 18 [pid 298] mkdir("./567", 0777 [pid 3236] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) executing program [pid 3236] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3237] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3236] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 3237] <... close_range resumed>) = 0 [pid 3236] <... exit_group resumed>) = ? [pid 3235] <... mkdirat resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3237] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3235] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3237] <... mkdirat resumed>) = 0 [pid 3236] +++ exited with 0 +++ [pid 3235] <... mount resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3237] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3235] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3237] <... mount resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3238 attached [pid 3237] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3235] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3235] write(3, "p:s/p ./file0:0", 15 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3238 [pid 3238] set_robust_list(0x555557559760, 24 [pid 3237] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3238] <... set_robust_list resumed>) = 0 [pid 3235] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3235] openat(AT_FDCWD, NULL, O_WRONLY [pid 3237] write(3, "p:s/p ./file0:0", 15 [pid 3235] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3238] rt_sigprocmask(SIG_SETMASK, [] [pid 3237] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3235] creat(NULL, 0732 [pid 3237] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3237] creat(NULL, 0732 [pid 3235] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3237] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3235] exit_group(0 [pid 3238] chdir("./567" [pid 3235] <... exit_group resumed>) = ? [pid 3237] exit_group(0) = ? [pid 3237] +++ exited with 0 +++ [pid 3235] +++ exited with 0 +++ [pid 3238] <... chdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3238] <... prctl resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3238] setpgid(0, 0 [pid 300] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3238] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 302] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3238] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] fstat(3 [pid 299] getdents64(3 [pid 3238] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3238] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 299] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3238] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./577/binderfs" [pid 3238] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3238] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./611/binderfs" [pid 300] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./577/binderfs" [pid 3238] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 3238] write(1, "executing program\n", 18 [pid 302] unlink("./611/binderfs" [pid 300] newfstatat(AT_FDCWD, "./583/binderfs" [pid 299] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3238] <... write resumed>) = 18 [pid 302] <... unlink resumed>) = 0 executing program [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 300] unlink("./583/binderfs" [pid 3238] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3238] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./577/tracing" [pid 302] newfstatat(AT_FDCWD, "./611/tracing" [pid 300] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3238] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./577/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./611/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./583/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3238] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3238] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./583/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 302] close(4 [pid 300] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 3238] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] fstat(4 [pid 299] rmdir("./577/tracing" [pid 3238] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./611/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3238] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3238] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] close(3 [pid 301] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 3238] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] rmdir("./577" [pid 3238] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./611" [pid 301] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3238] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] mkdir("./578", 0777 [pid 3238] creat(NULL, 0732 [pid 302] mkdir("./612", 0777 [pid 301] fstat(3 [pid 300] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3238] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./583/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3238] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3238] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3238] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3239 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3240 [pid 301] newfstatat(AT_FDCWD, "./592/binderfs" [pid 300] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3240 attached ci2-android-5-10/strace-static-x86_64: Process 3239 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./592/binderfs" [pid 300] rmdir("./583" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3240] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./584", 0777 [pid 301] newfstatat(AT_FDCWD, "./592/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./592/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./592/tracing" [pid 3240] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3241 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./592" [pid 3240] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] mkdir("./593", 0777ci2-android-5-10/strace-static-x86_64: Process 3241 attached [pid 3239] set_robust_list(0x555557559760, 24 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3240] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./567/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./567/binderfs") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3242 [pid 298] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3239] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3239] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./567/tracing" [pid 3239] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3239] chdir("./578" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3239] <... chdir resumed>) = 0 [pid 298] umount2("./567/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3239] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./567/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3239] setpgid(0, 0) = 0 [pid 3239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 4 [pid 3239] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 3240] chdir("./612" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3239] write(3, "1000", 4) = 4 [pid 3239] close(3) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3239] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 3239] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3239] write(1, "executing program\n", 18) = 18 executing program [pid 298] close(4 [pid 3239] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3239] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3242 attached [pid 3240] <... chdir resumed>) = 0 [pid 3239] <... mkdirat resumed>) = 0 [pid 298] rmdir("./567/tracing" [pid 3239] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3239] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3239] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 3239] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(3 [pid 3239] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3239] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3239] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 3239] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3239] <... exit_group resumed>) = ? [pid 298] rmdir("./567" [pid 3242] set_robust_list(0x555557559760, 24 [pid 3240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3239] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./568", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3241] set_robust_list(0x555557559760, 24) = 0 [pid 3241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3241] chdir("./584" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 3240] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3241] <... chdir resumed>) = 0 [pid 3240] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3240] <... setpgid resumed>) = 0 [pid 3241] <... prctl resumed>) = 0 [pid 3241] setpgid(0, 0) = 0 [pid 3241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3241] write(3, "1000", 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3243 [pid 3241] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3240] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3241] close(3) = 0 [pid 3240] write(3, "1000", 4 [pid 3241] symlink("/dev/binderfs", "./binderfs" [pid 3240] <... write resumed>) = 4 [pid 3242] <... set_robust_list resumed>) = 0 [pid 3241] <... symlink resumed>) = 0 [pid 3240] close(3 [pid 3241] write(1, "executing program\n", 18) = 18 [pid 3241] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3241] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3240] <... close resumed>) = 0 [pid 3242] rt_sigprocmask(SIG_SETMASK, [] [pid 3241] <... mkdirat resumed>) = 0 [pid 3240] symlink("/dev/binderfs", "./binderfs" [pid 3241] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3241] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3240] <... symlink resumed>) = 0 [pid 3241] <... openat resumed>) = 3 [pid 3241] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3242] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3240] write(1, "executing program\n", 18 [pid 3241] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3241] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3241] exit_group(0) = ? [pid 3240] <... write resumed>) = 18 executing program [pid 299] <... restart_syscall resumed>) = 0 [pid 3240] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3241] +++ exited with 0 +++ [pid 3240] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3243 attached [pid 299] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3240] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3243] set_robust_list(0x555557559760, 24 [pid 299] <... openat resumed>) = 3 [pid 3243] <... set_robust_list resumed>) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 3243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3243] chdir("./568" [pid 299] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3243] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3240] <... mkdirat resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./578/binderfs" [pid 3243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3240] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] unlink("./578/binderfs" [pid 3243] <... prctl resumed>) = 0 [pid 3243] setpgid(0, 0) = 0 [pid 3243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 3240] <... mount resumed>) = 0 [pid 299] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3243] <... openat resumed>) = 3 [pid 3240] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3243] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./578/tracing" [pid 3240] <... openat resumed>) = 3 [pid 3243] <... write resumed>) = 4 [pid 3242] chdir("./593" [pid 300] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3240] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3240] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3243] close(3 [pid 300] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./578/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3240] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(3 [pid 3240] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3240] creat(NULL, 0732 [pid 299] fstat(4 [pid 3240] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3243] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(4 [pid 300] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3243] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3240] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 3240] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./584/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3243] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 300] unlink("./584/binderfs" [pid 299] <... close resumed>) = 0 [pid 3242] <... chdir resumed>) = 0 [pid 3242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3242] setpgid(0, 0) = 0 [pid 3242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3243] write(1, "executing program\n", 18) = 18 [pid 3243] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3242] write(3, "1000", 4 [pid 3243] <... close_range resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./578/tracing" [pid 300] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3242] <... write resumed>) = 4 [pid 3243] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3242] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3242] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 300] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 300] newfstatat(AT_FDCWD, "./584/tracing" [pid 299] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./578" executing program [pid 300] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3243] <... mkdirat resumed>) = 0 [pid 3242] symlink("/dev/binderfs", "./binderfs" [pid 3240] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 3243] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3242] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./584/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./579", 0777 [pid 3243] <... mount resumed>) = 0 [pid 3242] write(1, "executing program\n", 18 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 3243] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3242] <... write resumed>) = 18 [pid 3243] <... openat resumed>) = 3 [pid 3242] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] fstat(4 [pid 299] <... mkdir resumed>) = 0 [pid 3243] write(3, "p:s/p ./file0:0", 15 [pid 3242] <... close_range resumed>) = 0 [pid 3243] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3242] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3243] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3243] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3242] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 3242] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3242] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3243] creat(NULL, 0732 [pid 3242] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3242] write(3, "p:s/p ./file0:0", 15 [pid 300] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3244 [pid 3243] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3242] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3242] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./584/tracing" [pid 3243] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3242] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3242] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3242] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3243] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 3242] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3242] +++ exited with 0 +++ [pid 3243] +++ exited with 0 +++ [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 3244 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./584" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3244] set_robust_list(0x555557559760, 24) = 0 [pid 3244] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3244] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./585", 0777 [pid 3244] chdir("./579") = 0 [pid 3244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3244] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3244] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3244] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3244] <... write resumed>) = 4 [pid 3244] close(3) = 0 [pid 3244] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3244] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3245 [pid 3244] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3244] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3244] <... close_range resumed>) = 0 [pid 3244] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3245 attached executing program ) = 0 [pid 3244] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3245] set_robust_list(0x555557559760, 24 [pid 3244] <... mount resumed>) = 0 [pid 3244] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3245] <... set_robust_list resumed>) = 0 [pid 3244] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3244] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3244] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3244] exit_group(0) = ? [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3244] +++ exited with 0 +++ [pid 3245] chdir("./585" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3245] <... chdir resumed>) = 0 [pid 3245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3245] setpgid(0, 0) = 0 [pid 3245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3245] write(3, "1000", 4) = 4 [pid 3245] close(3) = 0 [pid 3245] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3245] write(1, "executing program\n", 18) = 18 executing program [pid 3245] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3245] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 301] umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./612/binderfs" [pid 301] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 302] unlink("./612/binderfs") = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 298] fstat(3 [pid 302] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./612/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./612/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] getdents64(3 [pid 301] umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./593/binderfs" [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./612/tracing" [pid 298] newfstatat(AT_FDCWD, "./568/binderfs" [pid 301] unlink("./593/binderfs" [pid 3245] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3245] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 298] unlink("./568/binderfs" [pid 3245] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 3245] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3245] <... openat resumed>) = 3 [pid 302] rmdir("./612" [pid 301] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3245] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 3245] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./593/tracing" [pid 298] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3245] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./613", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3245] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./568/tracing" [pid 3245] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3245] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./593/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./568/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3245] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3245] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(4 [pid 298] openat(AT_FDCWD, "./568/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3245] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3246 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./593/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 3246 attached [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 298] rmdir("./568/tracing" [pid 3246] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3246] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./593" [pid 300] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./579/binderfs" [pid 298] close(3 [pid 3246] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./594", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./579/binderfs" [pid 298] rmdir("./568" [pid 3246] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3246] chdir("./613" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./569", 0777 [pid 3246] <... chdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./585/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3247 attached [pid 3246] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3247 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3247] set_robust_list(0x555557559760, 24 [pid 3246] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./585/binderfs" [pid 299] newfstatat(AT_FDCWD, "./579/tracing"ci2-android-5-10/strace-static-x86_64: Process 3248 attached [pid 3247] <... set_robust_list resumed>) = 0 [pid 3246] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3248 [pid 300] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./579/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 3246] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./585/tracing" [pid 299] fstat(4 [pid 3246] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3247] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3248] set_robust_list(0x555557559760, 24 [pid 3247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3246] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./585/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 3248] <... set_robust_list resumed>) = 0 [pid 3247] chdir("./594" [pid 3246] close(3 [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 299] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] rmdir("./579/tracing" [pid 3247] <... chdir resumed>) = 0 [pid 3246] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rmdir resumed>) = 0 [pid 3247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3246] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3246] <... symlink resumed>) = 0 [pid 3247] <... prctl resumed>) = 0 [pid 300] close(4 [pid 299] close(3 [pid 3246] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 executing program [pid 3247] setpgid(0, 0 [pid 3246] <... write resumed>) = 18 [pid 300] rmdir("./585/tracing" [pid 299] rmdir("./579" [pid 3248] rt_sigprocmask(SIG_SETMASK, [] [pid 3247] <... setpgid resumed>) = 0 [pid 3246] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3246] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 299] mkdir("./580", 0777 [pid 3248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3247] <... openat resumed>) = 3 [pid 3246] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3247] write(3, "1000", 4 [pid 3246] <... mkdirat resumed>) = 0 [pid 300] rmdir("./585" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3248] chdir("./569" [pid 3247] <... write resumed>) = 4 [pid 3246] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3249 attached [pid 300] mkdir("./586", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3249 [pid 3249] set_robust_list(0x555557559760, 24 [pid 3248] <... chdir resumed>) = 0 [pid 3247] close(3 [pid 3246] <... mount resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3250 attached [pid 3249] <... set_robust_list resumed>) = 0 [pid 3248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3247] <... close resumed>) = 0 [pid 3246] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3250 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3250] set_robust_list(0x555557559760, 24 [pid 3249] rt_sigprocmask(SIG_SETMASK, [] [pid 3248] <... prctl resumed>) = 0 [pid 3247] symlink("/dev/binderfs", "./binderfs" [pid 3246] <... openat resumed>) = 3 [pid 3249] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3249] chdir("./580") = 0 [pid 3249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3248] setpgid(0, 0 [pid 3249] <... prctl resumed>) = 0 [pid 3249] setpgid(0, 0 [pid 3248] <... setpgid resumed>) = 0 [pid 3247] <... symlink resumed>) = 0 [pid 3246] write(3, "p:s/p ./file0:0", 15 [pid 3249] <... setpgid resumed>) = 0 [pid 3249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 3246] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3249] write(3, "1000", 4 [pid 3248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3247] write(1, "executing program\n", 18 [pid 3249] <... write resumed>) = 4 [pid 3249] close(3 [pid 3248] <... openat resumed>) = 3 [pid 3247] <... write resumed>) = 18 [pid 3246] openat(AT_FDCWD, NULL, O_WRONLY [pid 3249] <... close resumed>) = 0 [pid 3249] symlink("/dev/binderfs", "./binderfs" [pid 3250] <... set_robust_list resumed>) = 0 [pid 3249] <... symlink resumed>) = 0 [pid 3248] write(3, "1000", 4 [pid 3247] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3246] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 3249] write(1, "executing program\n", 18) = 18 [pid 3248] <... write resumed>) = 4 [pid 3247] <... close_range resumed>) = 0 [pid 3246] creat(NULL, 0732 [pid 3249] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3249] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3250] rt_sigprocmask(SIG_SETMASK, [] [pid 3249] <... mkdirat resumed>) = 0 [pid 3248] close(3 [pid 3247] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3246] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3249] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3246] exit_group(0 [pid 3249] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3248] <... close resumed>) = 0 [pid 3249] <... openat resumed>) = 3 [pid 3248] symlink("/dev/binderfs", "./binderfs" [pid 3247] <... mkdirat resumed>) = 0 [pid 3246] <... exit_group resumed>) = ? [pid 3250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3249] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3249] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3249] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3249] exit_group(0) = ? [pid 3246] +++ exited with 0 +++ [pid 3250] chdir("./586" [pid 3249] +++ exited with 0 +++ [pid 3248] <... symlink resumed>) = 0 [pid 3247] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3248] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3247] <... mount resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3248] <... write resumed>) = 18 [pid 3247] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3248] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3247] <... openat resumed>) = 3 [pid 3248] <... close_range resumed>) = 0 [pid 3247] write(3, "p:s/p ./file0:0", 15 [pid 3250] <... chdir resumed>) = 0 [pid 3248] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3247] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3250] setpgid(0, 0) = 0 [pid 3250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3248] <... mkdirat resumed>) = 0 [pid 3247] openat(AT_FDCWD, NULL, O_WRONLY [pid 3250] <... openat resumed>) = 3 [pid 3248] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3247] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3250] write(3, "1000", 4) = 4 [pid 3248] <... mount resumed>) = 0 [pid 3247] creat(NULL, 0732 [pid 3248] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3247] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3250] close(3 [pid 3248] <... openat resumed>) = 3 [pid 3247] exit_group(0 [pid 3248] write(3, "p:s/p ./file0:0", 15 [pid 3247] <... exit_group resumed>) = ? [pid 3250] <... close resumed>) = 0 [pid 3248] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3250] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3247] +++ exited with 0 +++ [pid 3248] openat(AT_FDCWD, NULL, O_WRONLY [pid 3250] write(1, "executing program\n", 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3250] <... write resumed>) = 18 executing program [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3250] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3250] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3248] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3250] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3248] creat(NULL, 0732 [pid 3250] <... mount resumed>) = 0 [pid 3248] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3250] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3248] exit_group(0 [pid 3250] <... openat resumed>) = 3 [pid 3248] <... exit_group resumed>) = ? [pid 3250] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3250] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3250] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3250] exit_group(0 [pid 3248] +++ exited with 0 +++ [pid 3250] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3250] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 299] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./613/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 302] unlink("./613/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 299] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./580/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./613/tracing" [pid 300] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./580/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./586/binderfs" [pid 299] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./613/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./586/binderfs" [pid 299] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 300] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./580/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./586/tracing" [pid 299] openat(AT_FDCWD, "./580/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] close(4 [pid 300] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./613/tracing" [pid 300] openat(AT_FDCWD, "./586/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] close(4 [pid 298] umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 302] rmdir("./613" [pid 300] getdents64(4 [pid 299] rmdir("./580/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./614", 0777 [pid 301] getdents64(3 [pid 300] close(4 [pid 299] getdents64(3 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./586/tracing" [pid 299] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] fstat(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./594/binderfs" [pid 300] getdents64(3 [pid 299] rmdir("./580" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3251 attached [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3251 [pid 301] unlink("./594/binderfs" [pid 300] close(3 [pid 299] mkdir("./581", 0777 [pid 3251] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./586" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3251] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./587", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3251] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3252 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3252 attached [pid 3251] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./594/tracing" [pid 298] newfstatat(AT_FDCWD, "./569/binderfs" [pid 3251] chdir("./614" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3253 [pid 3251] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3252] set_robust_list(0x555557559760, 24 [pid 3251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3252] <... set_robust_list resumed>) = 0 [pid 3251] <... prctl resumed>) = 0 [pid 301] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./569/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3253 attached [pid 3251] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 3251] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./594/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 3251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3251] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 3251] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = 0 [pid 3251] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 298] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3252] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3253] set_robust_list(0x555557559760, 24 [pid 3252] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3251] close(3 [pid 301] close(4 [pid 298] newfstatat(AT_FDCWD, "./569/tracing" [pid 3251] <... close resumed>) = 0 [pid 3252] chdir("./581" [pid 301] <... close resumed>) = 0 [pid 3251] symlink("/dev/binderfs", "./binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./594/tracing" [pid 298] umount2("./569/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3251] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3251] write(1, "executing program\n", 18 [pid 301] getdents64(3 executing program [pid 3251] <... write resumed>) = 18 [pid 298] openat(AT_FDCWD, "./569/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3252] <... chdir resumed>) = 0 [pid 3251] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] fstat(4 [pid 3251] <... close_range resumed>) = 0 [pid 3252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] close(3 [pid 3253] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3251] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 301] rmdir("./594" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3251] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3251] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3252] <... prctl resumed>) = 0 [pid 301] mkdir("./595", 0777 [pid 298] close(4 [pid 3251] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3251] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3252] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] rmdir("./569/tracing") = 0 [pid 3251] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3252] <... setpgid resumed>) = 0 [pid 3251] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3251] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 3251] openat(AT_FDCWD, NULL, O_WRONLY [pid 3252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./569"ci2-android-5-10/strace-static-x86_64: Process 3254 attached [pid 3254] set_robust_list(0x555557559760, 24) = 0 [pid 3254] rt_sigprocmask(SIG_SETMASK, [] [pid 3251] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3254 [pid 298] <... rmdir resumed>) = 0 [pid 3254] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3254] chdir("./595" [pid 3252] <... openat resumed>) = 3 [pid 3251] creat(NULL, 0732 [pid 298] mkdir("./570", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3254] <... chdir resumed>) = 0 [pid 3254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3254] setpgid(0, 0) = 0 [pid 3254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3254] write(3, "1000", 4) = 4 [pid 298] <... mkdir resumed>) = 0 [pid 3251] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3252] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3252] <... write resumed>) = 4 [pid 3251] exit_group(0) = ? [pid 3254] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3254] <... close resumed>) = 0 [pid 3254] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3254] write(1, "executing program\n", 18) = 18 [pid 3254] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3251] +++ exited with 0 +++ [pid 3252] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3254] <... close_range resumed>) = 0 [pid 3254] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3254] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3252] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3255 [pid 3252] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./614/binderfs" [pid 3252] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./614/binderfs" [pid 3252] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 executing program [pid 302] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3252] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./614/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3252] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3253] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./614/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./614/tracing" [pid 3254] <... mount resumed>) = 0 [pid 3253] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3252] <... close_range resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3254] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 3254] <... openat resumed>) = 3 [pid 3252] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3254] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 3254] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 3254] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./614" [pid 3254] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3253] chdir("./587" [pid 3252] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3254] creat(NULL, 0732 [pid 3252] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./615", 0777 [pid 3254] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3253] <... chdir resumed>) = 0 [pid 3252] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3254] exit_group(0 [pid 3252] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3254] <... exit_group resumed>) = ? [pid 3252] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3254] +++ exited with 0 +++ [pid 3253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3252] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3253] <... prctl resumed>) = 0 [pid 3252] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 3256 attached ci2-android-5-10/strace-static-x86_64: Process 3255 attached [pid 3252] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3256 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3252] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3252] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3252] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3253] setpgid(0, 0 [pid 3255] set_robust_list(0x555557559760, 24 [pid 3253] <... setpgid resumed>) = 0 [pid 3252] exit_group(0 [pid 3255] <... set_robust_list resumed>) = 0 [pid 3252] <... exit_group resumed>) = ? [pid 3255] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3255] chdir("./570") = 0 [pid 3255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3255] setpgid(0, 0) = 0 [pid 3252] +++ exited with 0 +++ [pid 3253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3255] write(3, "1000", 4) = 4 [pid 3255] close(3) = 0 [pid 3253] <... openat resumed>) = 3 [pid 3255] symlink("/dev/binderfs", "./binderfs" [pid 3256] set_robust_list(0x555557559760, 24 [pid 3255] <... symlink resumed>) = 0 [pid 3253] write(3, "1000", 4 [pid 3255] write(1, "executing program\n", 18) = 18 [pid 3255] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3255] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3253] <... write resumed>) = 4 [pid 3256] <... set_robust_list resumed>) = 0 [pid 3255] <... mkdirat resumed>) = 0 [pid 3253] close(3 [pid 3255] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3255] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3255] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3253] <... close resumed>) = 0 [pid 3255] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3255] creat(NULL, 0732 [pid 3253] symlink("/dev/binderfs", "./binderfs" [pid 3255] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3255] exit_group(0) = ? [pid 3256] rt_sigprocmask(SIG_SETMASK, [] [pid 3255] +++ exited with 0 +++ [pid 3253] <... symlink resumed>) = 0 [pid 3256] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3253] write(1, "executing program\n", 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3253] <... write resumed>) = 18 executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3253] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3256] chdir("./615" [pid 3253] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3256] <... chdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3253] <... mkdirat resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./595/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./595/binderfs" [pid 3253] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... unlink resumed>) = 0 [pid 3256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3253] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./595/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./595/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3253] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4) = 0 [pid 301] rmdir("./595/tracing" [pid 3256] <... prctl resumed>) = 0 [pid 3253] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 3253] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./595" [pid 299] <... restart_syscall resumed>) = 0 [pid 3256] setpgid(0, 0 [pid 3253] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3256] <... setpgid resumed>) = 0 [pid 3253] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] mkdir("./596", 0777 [pid 3256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3253] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3256] <... openat resumed>) = 3 [pid 3253] creat(NULL, 0732 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3256] write(3, "1000", 4 [pid 3253] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3256] <... write resumed>) = 4 [pid 3253] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 3256] close(3 [pid 3253] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 3256] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3257 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 3256] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 3256] <... symlink resumed>) = 0 [pid 3253] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3256] write(1, "executing program\n", 18 executing program [pid 299] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3256] <... write resumed>) = 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3256] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./581/binderfs" [pid 3256] <... close_range resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3256] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./581/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3257 attached [pid 3256] <... mkdirat resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3256] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3256] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3257] set_robust_list(0x555557559760, 24 [pid 3256] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./570/binderfs" [pid 3257] <... set_robust_list resumed>) = 0 [pid 3256] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3256] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./581/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3257] rt_sigprocmask(SIG_SETMASK, [] [pid 3256] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./570/binderfs" [pid 3256] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3256] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3256] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./581/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 3256] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3257] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3256] exit_group(0 [pid 299] fstat(4 [pid 3256] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3257] chdir("./596" [pid 3256] +++ exited with 0 +++ [pid 299] getdents64(4 [pid 298] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] newfstatat(AT_FDCWD, "./570/tracing" [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./581/tracing") = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./581" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3257] <... chdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./582", 0777 [pid 3257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./570/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3257] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./570/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3258 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3258 attached [pid 3257] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 3257] <... setpgid resumed>) = 0 [pid 298] fstat(4 [pid 3258] set_robust_list(0x555557559760, 24 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] getdents64(4 [pid 3257] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3258] <... set_robust_list resumed>) = 0 [pid 3257] write(3, "1000", 4 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3257] <... write resumed>) = 4 [pid 298] close(4) = 0 [pid 3257] close(3 [pid 298] rmdir("./570/tracing" [pid 3257] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3257] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3257] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3258] rt_sigprocmask(SIG_SETMASK, [] [pid 3257] write(1, "executing program\n", 18 [pid 298] rmdir("./570" [pid 3258] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3258] chdir("./582") = 0 [pid 3258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3258] setpgid(0, 0) = 0 executing program [pid 3258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3257] <... write resumed>) = 18 [pid 298] <... rmdir resumed>) = 0 [pid 3258] <... openat resumed>) = 3 [pid 3258] write(3, "1000", 4) = 4 [pid 3258] close(3) = 0 [pid 3258] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3257] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] mkdir("./571", 0777 [pid 3257] <... close_range resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3258] write(1, "executing program\n", 18) = 18 [pid 3258] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3258] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 3258] <... mkdirat resumed>) = 0 executing program [pid 3257] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3258] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3258] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3258] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 3 [pid 3258] <... openat resumed>) = 3 [pid 3258] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3258] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(3 [pid 3257] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3259 [pid 3258] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3258] creat(NULL, 0732 [pid 3257] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3258] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3258] exit_group(0 [pid 3257] <... mount resumed>) = 0 [pid 300] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3258] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3257] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./587/binderfs" [pid 3258] +++ exited with 0 +++ [pid 3257] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3259 attached [pid 3259] set_robust_list(0x555557559760, 24 [pid 300] unlink("./587/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3257] write(3, "p:s/p ./file0:0", 15 [pid 3259] <... set_robust_list resumed>) = 0 [pid 3259] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3257] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3257] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3257] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 300] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3257] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 3257] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./587/tracing" [pid 302] umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./615/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3257] exit_group(0 [pid 302] unlink("./615/binderfs") = 0 [pid 300] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3257] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./587/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./615/tracing" [pid 300] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 302] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./615/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3257] +++ exited with 0 +++ [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 3259] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./615/tracing" [pid 300] close(4 [pid 3259] chdir("./571" [pid 302] <... rmdir resumed>) = 0 [pid 3259] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 3259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./587/tracing" [pid 3259] <... prctl resumed>) = 0 [pid 302] close(3 [pid 3259] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 3259] <... setpgid resumed>) = 0 [pid 302] rmdir("./615" [pid 3259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3259] <... openat resumed>) = 3 [pid 302] mkdir("./616", 0777 [pid 3259] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3259] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3259] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3259] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 3260 attached [pid 3259] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3260 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3260] set_robust_list(0x555557559760, 24 [pid 3259] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./587" [pid 299] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3259] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3259] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3259] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3259] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3260] <... set_robust_list resumed>) = 0 [pid 3259] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./588", 0777 [pid 299] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3259] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 3259] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3259] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 3259] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3259] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(3 [pid 3259] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3259] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./596/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3259] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3259] creat(NULL, 0732 [pid 301] unlink("./596/binderfs" [pid 3259] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 3259] exit_group(0 [pid 301] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3259] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3261 attached [pid 3260] rt_sigprocmask(SIG_SETMASK, [] [pid 3259] +++ exited with 0 +++ [pid 301] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3261 [pid 299] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./596/tracing" [pid 299] newfstatat(AT_FDCWD, "./582/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./582/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3261] set_robust_list(0x555557559760, 24 [pid 3260] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./596/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 301] fstat(4 [pid 299] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./582/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 299] openat(AT_FDCWD, "./582/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] rmdir("./596/tracing" [pid 299] fstat(4 [pid 3261] <... set_robust_list resumed>) = 0 [pid 3260] chdir("./616" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 299] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./596" [pid 299] close(4 [pid 3261] rt_sigprocmask(SIG_SETMASK, [] [pid 3260] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] mkdir("./597", 0777 [pid 299] rmdir("./582/tracing" [pid 3261] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 3261] chdir("./588" [pid 3260] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3262 [pid 299] rmdir("./582"ci2-android-5-10/strace-static-x86_64: Process 3262 attached [pid 3261] <... chdir resumed>) = 0 [pid 3260] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3262] set_robust_list(0x555557559760, 24 [pid 3261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3260] <... setpgid resumed>) = 0 [pid 3262] <... set_robust_list resumed>) = 0 [pid 3261] <... prctl resumed>) = 0 [pid 3260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3262] rt_sigprocmask(SIG_SETMASK, [] [pid 3261] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./583", 0777 [pid 3262] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3261] <... setpgid resumed>) = 0 [pid 3260] <... openat resumed>) = 3 [pid 3262] chdir("./597" [pid 3261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3260] write(3, "1000", 4 [pid 3262] <... chdir resumed>) = 0 [pid 3261] <... openat resumed>) = 3 [pid 3260] <... write resumed>) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 3262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3261] write(3, "1000", 4 [pid 3260] close(3 [pid 3262] <... prctl resumed>) = 0 [pid 3261] <... write resumed>) = 4 [pid 3260] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3262] setpgid(0, 0 [pid 3261] close(3 [pid 3260] symlink("/dev/binderfs", "./binderfs" [pid 3262] <... setpgid resumed>) = 0 [pid 3261] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3261] symlink("/dev/binderfs", "./binderfs" [pid 3260] <... symlink resumed>) = 0 [pid 3262] <... openat resumed>) = 3 [pid 3261] <... symlink resumed>) = 0 [pid 3260] write(1, "executing program\n", 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3262] write(3, "1000", 4 [pid 3261] write(1, "executing program\n", 18 [pid 3260] <... write resumed>) = 18 [pid 3262] <... write resumed>) = 4 [pid 3260] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3262] close(3 [pid 3260] <... close_range resumed>) = 0 executing program [pid 3262] <... close resumed>) = 0 [pid 3261] <... write resumed>) = 18 executing program [pid 3260] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3263 attached [pid 3262] symlink("/dev/binderfs", "./binderfs" [pid 3261] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3263 [pid 3263] set_robust_list(0x555557559760, 24 [pid 3262] <... symlink resumed>) = 0 [pid 3261] <... close_range resumed>) = 0 [pid 3260] <... mkdirat resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3262] write(1, "executing program\n", 18 [pid 3261] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3260] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3263] <... set_robust_list resumed>) = 0 executing program [pid 3261] <... mkdirat resumed>) = 0 [pid 3260] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3262] <... write resumed>) = 18 [pid 3261] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3260] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3263] rt_sigprocmask(SIG_SETMASK, [] [pid 3262] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3261] <... mount resumed>) = 0 [pid 3260] <... openat resumed>) = 3 [pid 298] umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3262] <... close_range resumed>) = 0 [pid 3261] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3260] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3262] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3261] <... openat resumed>) = 3 [pid 3260] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3263] chdir("./583") = 0 [pid 3263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3261] write(3, "p:s/p ./file0:0", 15 [pid 3260] openat(AT_FDCWD, NULL, O_WRONLY [pid 3263] setpgid(0, 0) = 0 [pid 3263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3263] write(3, "1000", 4) = 4 [pid 3263] close(3) = 0 [pid 3263] symlink("/dev/binderfs", "./binderfs" [pid 298] <... openat resumed>) = 3 [pid 3260] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3263] <... symlink resumed>) = 0 [pid 3261] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3260] creat(NULL, 0732 [pid 298] fstat(3 executing program [pid 3263] write(1, "executing program\n", 18) = 18 [pid 3263] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3263] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3261] openat(AT_FDCWD, NULL, O_WRONLY [pid 3260] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3263] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 3261] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3260] exit_group(0 [pid 3263] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3261] creat(NULL, 0732 [pid 3260] <... exit_group resumed>) = ? [pid 3263] <... mount resumed>) = 0 [pid 3263] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3263] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3263] openat(AT_FDCWD, NULL, O_WRONLY [pid 3260] +++ exited with 0 +++ [pid 3263] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3263] creat(NULL, 0732 [pid 3261] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3263] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3261] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3263] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./571/binderfs" [pid 3261] <... exit_group resumed>) = ? [pid 3263] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3263] +++ exited with 0 +++ [pid 3261] +++ exited with 0 +++ [pid 298] unlink("./571/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3262] <... mkdirat resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... unlink resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3262] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3262] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3262] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3262] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./571/tracing" [pid 3262] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3262] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./571/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3262] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3262] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./571/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3262] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3262] exit_group(0 [pid 298] fstat(4 [pid 3262] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3262] +++ exited with 0 +++ [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./571/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./571" [pid 301] umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./597/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./597/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./572", 0777 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./597/tracing" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./597/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3264 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./616/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./616/binderfs") = 0 [pid 301] getdents64(4 [pid 302] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./616/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./616/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] rmdir("./597/tracing" [pid 302] fstat(4 [pid 299] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 299] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./616/tracing" [pid 301] <... close resumed>) = 0 [pid 299] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./597" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./583/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 299] unlink("./583/binderfs" [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] rmdir("./616" [pid 299] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./598", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 302] mkdir("./617", 0777 [pid 299] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./583/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3265 [pid 299] openat(AT_FDCWD, "./583/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 300] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3264 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3266 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3264] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3264] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(4 [pid 3264] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3266 attached [pid 3264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 3264] chdir("./572" [pid 300] newfstatat(AT_FDCWD, "./588/binderfs" [pid 299] <... close resumed>) = 0 [pid 3264] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./583/tracing"ci2-android-5-10/strace-static-x86_64: Process 3265 attached [pid 3264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] unlink("./588/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3264] <... prctl resumed>) = 0 [pid 299] getdents64(3 [pid 3264] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3264] <... setpgid resumed>) = 0 [pid 299] close(3 [pid 3264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3264] <... openat resumed>) = 3 [pid 300] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./583" [pid 3264] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3265] set_robust_list(0x555557559760, 24 [pid 3264] <... write resumed>) = 4 [pid 299] mkdir("./584", 0777 [pid 3265] <... set_robust_list resumed>) = 0 [pid 3264] close(3 [pid 300] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 3264] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3264] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./588/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3264] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3267 attached [pid 3265] rt_sigprocmask(SIG_SETMASK, [] [pid 3264] write(1, "executing program\n", 18 [pid 300] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3264] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3267 executing program [pid 3264] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3264] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./588/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3264] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 3267] set_robust_list(0x555557559760, 24 [pid 3265] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3264] <... mkdirat resumed>) = 0 [pid 300] fstat(4 [pid 3264] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3264] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 3264] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3264] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3266] set_robust_list(0x555557559760, 24 [pid 3264] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3266] <... set_robust_list resumed>) = 0 [pid 3264] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(4 [pid 3266] rt_sigprocmask(SIG_SETMASK, [] [pid 3264] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3265] chdir("./617" [pid 3266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3264] creat(NULL, 0732 [pid 300] rmdir("./588/tracing" [pid 3266] chdir("./598" [pid 3264] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3266] <... chdir resumed>) = 0 [pid 3264] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3264] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 3267] <... set_robust_list resumed>) = 0 [pid 3266] <... prctl resumed>) = 0 [pid 3265] <... chdir resumed>) = 0 [pid 3264] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./588" [pid 3266] setpgid(0, 0) = 0 [pid 3266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3266] write(3, "1000", 4 [pid 300] mkdir("./589", 0777 [pid 3266] <... write resumed>) = 4 [pid 3266] close(3) = 0 [pid 3266] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3266] write(1, "executing program\n", 18 [pid 3265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3266] <... write resumed>) = 18 [pid 3265] <... prctl resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3266] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3265] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3266] <... close_range resumed>) = 0 [pid 3266] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3265] <... setpgid resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3268 [pid 3266] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3266] <... mount resumed>) = 0 [pid 3265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3266] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3266] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3265] <... openat resumed>) = 3 [pid 3266] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3266] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3266] exit_group(0 [pid 3265] write(3, "1000", 4 [pid 3266] <... exit_group resumed>) = ? [pid 3265] <... write resumed>) = 4 executing program [pid 3267] rt_sigprocmask(SIG_SETMASK, [] [pid 3266] +++ exited with 0 +++ [pid 3265] close(3ci2-android-5-10/strace-static-x86_64: Process 3268 attached ) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3268] set_robust_list(0x555557559760, 24 [pid 3265] symlink("/dev/binderfs", "./binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3268] <... set_robust_list resumed>) = 0 [pid 3268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3265] <... symlink resumed>) = 0 [pid 3268] chdir("./589") = 0 [pid 3265] write(1, "executing program\n", 18 [pid 3268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3268] setpgid(0, 0) = 0 [pid 3268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3265] <... write resumed>) = 18 [pid 3268] <... openat resumed>) = 3 [pid 3265] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3268] write(3, "1000", 4 [pid 3265] <... close_range resumed>) = 0 [pid 3268] <... write resumed>) = 4 [pid 3265] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3267] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3268] close(3) = 0 [pid 3268] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3268] write(1, "executing program\n", 18) = 18 [pid 3268] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3265] <... mkdirat resumed>) = 0 executing program [pid 3268] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3267] chdir("./584" [pid 3265] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3268] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3268] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3265] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3268] <... openat resumed>) = 3 [pid 3265] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 3268] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(3 [pid 3265] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3268] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3265] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 3268] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3268] creat(NULL, 0732 [pid 301] umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3265] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3268] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3265] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./598/binderfs" [pid 3268] exit_group(0 [pid 3265] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3268] <... exit_group resumed>) = ? [pid 301] unlink("./598/binderfs" [pid 3268] +++ exited with 0 +++ [pid 3267] <... chdir resumed>) = 0 [pid 3265] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3265] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3265] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3265] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./598/tracing" [pid 3267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3265] +++ exited with 0 +++ [pid 301] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3267] <... prctl resumed>) = 0 [pid 3267] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./598/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3267] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 3267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3267] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 3267] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3267] <... write resumed>) = 4 [pid 301] close(4 [pid 3267] close(3 [pid 301] <... close resumed>) = 0 [pid 3267] <... close resumed>) = 0 [pid 3267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./598/tracing" [pid 3267] write(1, "executing program\n", 18) = 18 [pid 3267] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3267] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 executing program [pid 3267] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 3267] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3267] <... mount resumed>) = 0 [pid 301] close(3 [pid 3267] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./598" [pid 3267] <... openat resumed>) = 3 [pid 3267] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3267] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 3267] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./599", 0777 [pid 3267] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3267] exit_group(0) = ? [pid 3267] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3269 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3269 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3269] set_robust_list(0x555557559760, 24 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3269] <... set_robust_list resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3269] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3269] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./572/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 3269] chdir("./599") = 0 [pid 3269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3269] <... prctl resumed>) = 0 [pid 3269] setpgid(0, 0) = 0 [pid 3269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./572/tracing" [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./572/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3269] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./572/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 3269] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3269] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./589/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./589/binderfs" [pid 3269] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3269] <... close resumed>) = 0 [pid 3269] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3269] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 3269] write(1, "executing program\n", 18 [pid 300] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./572/tracing" [pid 300] newfstatat(AT_FDCWD, "./589/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 302] <... openat resumed>) = 3 [pid 300] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./589/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] rmdir("./572" [pid 302] newfstatat(AT_FDCWD, "./617/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./617/binderfs") = 0 [pid 302] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./617/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./573", 0777 [pid 300] getdents64(4 [pid 302] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./617/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 3269] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3269] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 3269] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3269] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(4 [pid 300] rmdir("./589/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3269] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3269] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./617/tracing" [pid 3269] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3269] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 3269] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3269] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 3269] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 3269] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./617" [pid 3269] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 3269] creat(NULL, 0732 [pid 302] mkdir("./618", 0777 [pid 300] getdents64(3 [pid 3269] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 3269] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3270 [pid 3269] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3 [pid 3269] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3271 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./589" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3270 attached [pid 3270] set_robust_list(0x555557559760, 24 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./590", 0777 [pid 299] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3270] <... set_robust_list resumed>) = 0 [pid 3270] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3270] chdir("./573" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 3 [pid 3270] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3270] setpgid(0, 0) = 0 [pid 3270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3272 [pid 3270] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./584/binderfs" [pid 3270] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3270] close(3 [pid 299] unlink("./584/binderfs" [pid 3270] <... close resumed>) = 0 [pid 3270] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3271 attached ) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3270] write(1, "executing program\n", 18 [pid 299] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3270] <... write resumed>) = 18 [pid 3270] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3270] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 executing program [pid 299] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3271] set_robust_list(0x555557559760, 24 [pid 3270] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3270] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./584/tracing" [pid 3270] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3270] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] openat(AT_FDCWD, "./584/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3270] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 3270] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(4 [pid 3270] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./599/binderfs" [pid 3270] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 301] unlink("./599/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3270] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3270] exit_group(0) = ? [pid 3271] <... set_robust_list resumed>) = 0 [pid 3270] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] close(4 [pid 301] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3272 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 299] rmdir("./584/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3272] set_robust_list(0x555557559760, 24) = 0 [pid 3272] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3272] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3272] chdir("./590" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./599/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3272] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 3272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./584" [pid 301] openat(AT_FDCWD, "./599/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3272] <... prctl resumed>) = 0 [pid 3272] setpgid(0, 0) = 0 [pid 3272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] mkdir("./585", 0777 [pid 301] fstat(4 [pid 3272] write(3, "1000", 4) = 4 [pid 3272] close(3) = 0 [pid 3272] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3272] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3272] <... write resumed>) = 18 [pid 3272] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3272] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] close(4 [pid 3272] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3273 [pid 301] rmdir("./599/tracing" [pid 3272] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3272] <... openat resumed>) = 3 [pid 3271] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 3272] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3272] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(3 [pid 3272] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3272] creat(NULL, 0732 [pid 301] rmdir("./599" [pid 3272] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3272] exit_group(0) = ? [pid 3272] +++ exited with 0 +++ [pid 3271] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./600", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3273 attached [pid 3273] set_robust_list(0x555557559760, 24) = 0 [pid 3273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3273] chdir("./585") = 0 [pid 3273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3273] setpgid(0, 0) = 0 [pid 3273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3273] write(3, "1000", 4) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3273] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3273] <... close resumed>) = 0 [pid 3273] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3273] write(1, "executing program\n", 18) = 18 [pid 3273] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3274 [pid 3273] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3271] chdir("./618" [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3271] <... chdir resumed>) = 0 [pid 298] getdents64(3 [pid 3271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3271] <... prctl resumed>) = 0 [pid 298] umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3271] setpgid(0, 0 [pid 298] newfstatat(AT_FDCWD, "./573/binderfs" [pid 3273] <... mkdirat resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3271] <... setpgid resumed>) = 0 [pid 298] unlink("./573/binderfs" [pid 3273] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3273] <... mount resumed>) = 0 [pid 3273] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3273] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./573/tracing" [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./573/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3271] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3273] write(3, "p:s/p ./file0:0", 15 [pid 3271] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./573/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3271] <... write resumed>) = 4 [pid 300] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3271] close(3 [pid 298] <... openat resumed>) = 4 [pid 3271] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3271] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./590/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./590/binderfs" [pid 3273] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3273] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3273] creat(NULL, 0732 [pid 298] close(4 [pid 3273] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3271] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] rmdir("./573/tracing" [pid 300] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3271] write(1, "executing program\n", 18 [pid 3273] exit_group(0) = ? executing program [pid 3273] +++ exited with 0 +++ [pid 3271] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 3271] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./590/tracing" [pid 298] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3271] <... close_range resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 300] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 300] openat(AT_FDCWD, "./590/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./573" [pid 3271] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3274 attached [pid 3274] set_robust_list(0x555557559760, 24) = 0 [pid 3274] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 3274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3274] chdir("./600") = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./574", 0777 [pid 300] getdents64(4 [pid 3274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3274] setpgid(0, 0) = 0 [pid 3274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(4 [pid 3274] <... openat resumed>) = 3 [pid 3274] write(3, "1000", 4) = 4 [pid 3274] close(3) = 0 [pid 3274] symlink("/dev/binderfs", "./binderfs" [pid 300] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3275 [pid 300] rmdir("./590/tracing" [pid 3274] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3274] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3271] <... mkdirat resumed>) = 0 [pid 300] close(3 [pid 3274] <... write resumed>) = 18 [pid 3271] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 3274] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rmdir("./590" [pid 3274] <... close_range resumed>) = 0 [pid 3274] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3271] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3274] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3271] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./591", 0777 [pid 3274] <... mount resumed>) = 0 [pid 3274] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3274] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3274] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... mkdir resumed>) = 0 [pid 3274] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3271] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3271] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3274] creat(NULL, 0732 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3274] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3274] exit_group(0) = ? [pid 3274] +++ exited with 0 +++ [pid 3271] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... restart_syscall resumed>) = 0 [pid 3271] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3276 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3275 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3271] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3271] creat(NULL, 0732 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 3271] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3275] set_robust_list(0x555557559760, 24 [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3276 attached [pid 3271] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3275] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./585/binderfs" [pid 3271] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./585/binderfs" [pid 301] <... openat resumed>) = 3 [pid 3275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3275] chdir("./574") = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./600/binderfs" [pid 299] newfstatat(AT_FDCWD, "./585/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./600/binderfs" [pid 299] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3275] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./585/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3275] <... openat resumed>) = 3 [pid 3271] +++ exited with 0 +++ [pid 301] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./600/tracing" [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3275] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3275] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./600/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 3276] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 301] fstat(4 [pid 299] rmdir("./585/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3275] close(3) = 0 [pid 3276] <... set_robust_list resumed>) = 0 [pid 3276] rt_sigprocmask(SIG_SETMASK, [] [pid 3275] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 3276] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3276] chdir("./591" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 3276] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 301] close(4 [pid 3275] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./585" [pid 301] rmdir("./600/tracing" [pid 3276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3275] <... write resumed>) = 18 [pid 3276] <... prctl resumed>) = 0 [pid 3275] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3276] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 3275] <... close_range resumed>) = 0 [pid 3275] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3276] <... setpgid resumed>) = 0 [pid 3276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./586", 0777 [pid 301] getdents64(3 [pid 3275] <... mkdirat resumed>) = 0 executing program [pid 3276] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./600" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3276] write(3, "1000", 4 [pid 3275] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3276] <... write resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 3276] close(3) = 0 ci2-android-5-10/strace-static-x86_64: Process 3277 attached [pid 3276] symlink("/dev/binderfs", "./binderfs" [pid 301] mkdir("./601", 0777 [pid 3276] <... symlink resumed>) = 0 executing program [pid 3276] write(1, "executing program\n", 18 [pid 3277] set_robust_list(0x555557559760, 24 [pid 3276] <... write resumed>) = 18 [pid 3275] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3277 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3276] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3276] <... close_range resumed>) = 0 [pid 3276] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3278 [pid 3276] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3276] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3276] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3276] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3277] <... set_robust_list resumed>) = 0 [pid 3275] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3276] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3276] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3276] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3278 attached [pid 3277] rt_sigprocmask(SIG_SETMASK, [] [pid 3276] +++ exited with 0 +++ [pid 3275] <... openat resumed>) = 3 [pid 3278] set_robust_list(0x555557559760, 24) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3278] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3278] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3278] chdir("./601") = 0 [pid 3278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3278] setpgid(0, 0) = 0 [pid 3278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3277] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3275] write(3, "p:s/p ./file0:0", 15 [pid 3278] <... openat resumed>) = 3 [pid 3277] chdir("./586" [pid 3278] write(3, "1000", 4 [pid 3277] <... chdir resumed>) = 0 [pid 3275] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3278] <... write resumed>) = 4 [pid 3278] close(3) = 0 [pid 3278] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3275] openat(AT_FDCWD, NULL, O_WRONLY [pid 3278] write(1, "executing program\n", 18) = 18 [pid 3278] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3278] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3277] <... prctl resumed>) = 0 [pid 3275] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3277] setpgid(0, 0 [pid 3275] creat(NULL, 0732 [pid 3278] <... mkdirat resumed>) = 0 [pid 3277] <... setpgid resumed>) = 0 [pid 3275] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3275] exit_group(0 [pid 3278] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3277] <... openat resumed>) = 3 [pid 3275] <... exit_group resumed>) = ? [pid 3278] <... mount resumed>) = 0 [pid 3278] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3277] write(3, "1000", 4 [pid 3278] <... openat resumed>) = 3 [pid 3278] write(3, "p:s/p ./file0:0", 15 [pid 3277] <... write resumed>) = 4 [pid 302] umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3278] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3277] close(3 [pid 302] openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3277] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3278] openat(AT_FDCWD, NULL, O_WRONLY [pid 3275] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3277] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 302] getdents64(3 [pid 3278] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3278] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./618/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3277] <... symlink resumed>) = 0 [pid 302] unlink("./618/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3278] exit_group(0) = ? [pid 3277] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./591/binderfs" executing program [pid 298] getdents64(3 [pid 3278] +++ exited with 0 +++ [pid 3277] <... write resumed>) = 18 [pid 302] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3277] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./591/binderfs" [pid 298] umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 3277] <... close_range resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 302] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3277] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./574/binderfs" [pid 302] newfstatat(AT_FDCWD, "./618/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./574/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./591/tracing" [pid 302] openat(AT_FDCWD, "./618/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./591/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 3277] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./574/tracing" [pid 3277] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3277] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] umount2("./574/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3277] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./574/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3277] <... openat resumed>) = 3 [pid 302] rmdir("./618/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 3277] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3277] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] getdents64(3 [pid 300] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 302] close(3 [pid 300] rmdir("./591/tracing" [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3277] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3277] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 302] rmdir("./618" [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3277] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] mkdir("./619", 0777 [pid 300] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] rmdir("./591" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./574/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./592", 0777) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3279 attached , [], 8) = 0 [pid 298] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3279] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3279 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3280 attached [pid 3279] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 3280] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3280 [pid 3280] <... set_robust_list resumed>) = 0 [pid 3279] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 3280] rt_sigprocmask(SIG_SETMASK, [] [pid 3279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./574" [pid 3280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3280] chdir("./592") = 0 [pid 3280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 3280] <... prctl resumed>) = 0 [pid 298] mkdir("./575", 0777 [pid 3279] chdir("./619" [pid 3280] setpgid(0, 0) = 0 [pid 3280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3280] write(3, "1000", 4) = 4 [pid 3280] close(3) = 0 [pid 3280] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3279] <... chdir resumed>) = 0 [pid 3280] write(1, "executing program\n", 18 [pid 3279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3280] <... write resumed>) = 18 [pid 3279] <... prctl resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3280] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3279] setpgid(0, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3280] <... close_range resumed>) = 0 [pid 3280] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3279] <... setpgid resumed>) = 0 [pid 3280] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3281 [pid 3280] <... mount resumed>) = 0 [pid 3279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3280] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3280] <... openat resumed>) = 3 [pid 3279] <... openat resumed>) = 3 [pid 3280] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3279] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3280] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3280] creat(NULL, 0732 [pid 301] umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3279] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3279] close(3 [pid 301] openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3280] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 3279] <... close resumed>) = 0 [pid 301] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 3279] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 3280] exit_group(0 [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3280] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3281 attached [pid 3280] +++ exited with 0 +++ [pid 3279] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 3279] write(1, "executing program\n", 18 [pid 301] umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3279] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3279] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./601/binderfs" [pid 299] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3279] <... close_range resumed>) = 0 executing program [pid 301] unlink("./601/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3281] set_robust_list(0x555557559760, 24) = 0 [pid 3281] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./586/binderfs" [pid 3281] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3281] chdir("./575" [pid 301] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3279] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./586/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 3281] <... chdir resumed>) = 0 [pid 3281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3281] setpgid(0, 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./601/tracing" [pid 299] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./586/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3281] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./601/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3279] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 3279] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./586/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 3281] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 3279] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 3279] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 299] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 3281] write(3, "1000", 4 [pid 3279] <... openat resumed>) = 3 [pid 301] rmdir("./601/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3281] <... write resumed>) = 4 [pid 3281] close(3) = 0 [pid 3281] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3279] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3281] write(1, "executing program\n", 18 [pid 301] close(3 [pid 299] close(4 [pid 3281] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 3279] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 executing program [pid 301] rmdir("./601" [pid 3279] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./586/tracing" [pid 3281] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3281] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3281] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3279] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./602", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 3281] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3281] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 3279] creat(NULL, 0732 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3279] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3281] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 3281] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3281] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3281] exit_group(0) = ? [pid 3281] +++ exited with 0 +++ [pid 3279] exit_group(0 [pid 299] rmdir("./586" [pid 3279] <... exit_group resumed>) = ? [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3282 ci2-android-5-10/strace-static-x86_64: Process 3282 attached [pid 3282] set_robust_list(0x555557559760, 24) = 0 [pid 3282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./587", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3282] chdir("./602") = 0 [pid 3282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3282] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3282] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3282] <... openat resumed>) = 3 [pid 3282] write(3, "1000", 4) = 4 [pid 3282] close(3) = 0 [pid 3282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3282] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3283 [pid 3279] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./592/binderfs") = 0 [pid 300] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./592/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./592/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./592/tracing") = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./592") = 0 [pid 298] umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./593", 0777) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3284 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3284 [pid 298] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3282] <... write resumed>) = 18 executing program [pid 298] getdents64(3 [pid 3282] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3282] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3284] set_robust_list(0x555557559760, 24 [pid 3282] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3282] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./575/binderfs" [pid 3282] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3282] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./575/binderfs" [pid 3282] <... openat resumed>) = 3 [pid 3282] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 3282] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3282] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3282] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 3282] exit_group(0 [pid 298] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3282] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3284] <... set_robust_list resumed>) = 0 [pid 3282] +++ exited with 0 +++ [pid 298] newfstatat(AT_FDCWD, "./575/tracing"ci2-android-5-10/strace-static-x86_64: Process 3283 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3283] set_robust_list(0x555557559760, 24 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./575/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3283] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3283] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./575/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3283] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 3283] chdir("./587" [pid 298] fstat(4 [pid 3284] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3283] <... chdir resumed>) = 0 [pid 3283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(4 [pid 3283] <... prctl resumed>) = 0 [pid 3283] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3283] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 3283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3283] <... openat resumed>) = 3 [pid 298] close(4 [pid 3283] write(3, "1000", 4 [pid 298] <... close resumed>) = 0 [pid 3283] <... write resumed>) = 4 [pid 298] rmdir("./575/tracing" [pid 3283] close(3) = 0 [pid 3283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3283] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3283] <... write resumed>) = 18 [pid 298] close(3 [pid 3283] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 [pid 3283] <... close_range resumed>) = 0 executing program [pid 298] rmdir("./575" [pid 3283] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3284] chdir("./593" [pid 298] mkdir("./576", 0777 [pid 3283] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3283] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3283] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 3283] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3283] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3283] creat(NULL, 0732 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3283] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3283] exit_group(0 [pid 3284] <... chdir resumed>) = 0 [pid 3284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3283] <... exit_group resumed>) = ? [pid 3284] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3285 attached [pid 3283] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3285 [pid 3284] setpgid(0, 0) = 0 [pid 3284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3284] write(3, "1000", 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3284] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3284] close(3 [pid 301] openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3284] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3284] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3 [pid 3284] <... symlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3284] write(1, "executing program\n", 18) = 18 [pid 3284] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3284] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 301] umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3285] set_robust_list(0x555557559760, 24 [pid 3284] <... mkdirat resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3284] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./602/binderfs" [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3284] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] unlink("./602/binderfs" [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 3284] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./619/binderfs" [pid 301] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3284] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./619/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 299] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3284] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 3284] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./587/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./587/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./602/tracing" [pid 3284] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3284] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./619/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3284] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./602/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./619/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./587/tracing" [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 302] getdents64(4 [pid 299] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3285] <... set_robust_list resumed>) = 0 [pid 3284] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./587/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./619/tracing" [pid 301] close(4 [pid 300] umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(4 [pid 302] getdents64(3 [pid 301] rmdir("./602/tracing" [pid 300] umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./593/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./593/binderfs" [pid 302] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./619" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./593/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./620", 0777 [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 3285] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./593/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3285] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./602" [pid 300] <... openat resumed>) = 4 [pid 299] close(4 [pid 3285] chdir("./576" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(4 [pid 3285] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 3285] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3285] setpgid(0, 0 [pid 300] getdents64(4 [pid 3285] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(4 [pid 3285] <... openat resumed>) = 3 [pid 301] mkdir("./603", 0777 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./587/tracing" [pid 3285] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3286 [pid 300] rmdir("./593/tracing" [pid 3285] <... write resumed>) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3285] close(3 [pid 300] getdents64(3 [pid 3285] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3285] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3 [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3286 attached [pid 3285] <... symlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3285] write(1, "executing program\n", 18 [pid 300] rmdir("./593" [pid 3285] <... write resumed>) = 18 [pid 300] <... rmdir resumed>) = 0 [pid 3285] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] mkdir("./594", 0777 [pid 299] close(3 [pid 3286] set_robust_list(0x555557559760, 24 [pid 3285] <... close_range resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3287 [pid 300] <... mkdir resumed>) = 0 [pid 3285] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 3286] <... set_robust_list resumed>) = 0 [pid 3285] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3285] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3288 attached [pid 3286] rt_sigprocmask(SIG_SETMASK, [] [pid 3285] <... mount resumed>) = 0 [pid 299] rmdir("./587" [pid 3285] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3288 [pid 3285] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3285] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3285] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3285] openat(AT_FDCWD, NULL, O_WRONLY [pid 3288] set_robust_list(0x555557559760, 24 [pid 3286] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3285] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3285] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3285] exit_group(0 [pid 299] mkdir("./588", 0777 [pid 3285] <... exit_group resumed>) = ? [pid 3285] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 3286] chdir("./620"ci2-android-5-10/strace-static-x86_64: Process 3287 attached [pid 3287] set_robust_list(0x555557559760, 24 [pid 3286] <... chdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3287] <... set_robust_list resumed>) = 0 [pid 3287] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3287] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3287] chdir("./603") = 0 [pid 3287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3287] setpgid(0, 0) = 0 [pid 3287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3287] <... openat resumed>) = 3 [pid 3287] write(3, "1000", 4) = 4 [pid 3287] close(3) = 0 [pid 3287] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3288] <... set_robust_list resumed>) = 0 [pid 3286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3287] write(1, "executing program\n", 18) = 18 [pid 3287] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3289 [pid 3287] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3288] rt_sigprocmask(SIG_SETMASK, [] [pid 3287] <... mkdirat resumed>) = 0 [pid 3286] <... prctl resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3287] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3288] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3287] <... mount resumed>) = 0 [pid 3286] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3287] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3287] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3286] <... setpgid resumed>) = 0 [pid 3288] chdir("./594" [pid 3287] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3287] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3287] exit_group(0 [pid 3286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3287] <... exit_group resumed>) = ? [pid 3288] <... chdir resumed>) = 0 [pid 3287] +++ exited with 0 +++ [pid 3286] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3289 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3289] set_robust_list(0x555557559760, 24) = 0 [pid 3289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3289] chdir("./588" [pid 3286] write(3, "1000", 4 [pid 3288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3289] <... chdir resumed>) = 0 [pid 3289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3289] setpgid(0, 0) = 0 [pid 3289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3288] <... prctl resumed>) = 0 [pid 3286] <... write resumed>) = 4 [pid 3289] <... openat resumed>) = 3 [pid 3288] setpgid(0, 0 [pid 3286] close(3 [pid 3289] write(3, "1000", 4) = 4 [pid 3289] close(3) = 0 [pid 3289] symlink("/dev/binderfs", "./binderfs" [pid 3286] <... close resumed>) = 0 [pid 3288] <... setpgid resumed>) = 0 [pid 3286] symlink("/dev/binderfs", "./binderfs" [pid 3289] <... symlink resumed>) = 0 [pid 3289] write(1, "executing program\n", 18) = 18 [pid 3289] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3289] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3286] <... symlink resumed>) = 0 [pid 3289] <... mkdirat resumed>) = 0 [pid 3288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3286] write(1, "executing program\n", 18 executing program [pid 3289] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3286] <... write resumed>) = 18 [pid 3289] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3289] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3286] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3289] openat(AT_FDCWD, NULL, O_WRONLY [pid 3286] <... close_range resumed>) = 0 [pid 3289] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3289] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3289] exit_group(0) = ? [pid 3286] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3289] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3288] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3286] <... mkdirat resumed>) = 0 [pid 3288] write(3, "1000", 4) = 4 [pid 3288] close(3) = 0 [pid 3288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3286] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3288] write(1, "executing program\n", 18) = 18 [pid 3288] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3288] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3286] <... mount resumed>) = 0 [pid 3288] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3288] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3288] write(3, "p:s/p ./file0:0", 15 [pid 3286] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3288] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3288] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3288] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3288] exit_group(0) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 3288] +++ exited with 0 +++ [pid 3286] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3286] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3286] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3286] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3286] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3286] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3286] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] fstat(3 [pid 301] umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3286] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./603/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./603/binderfs" [pid 300] newfstatat(AT_FDCWD, "./594/binderfs" [pid 298] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 301] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./594/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./603/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./576/binderfs" [pid 301] openat(AT_FDCWD, "./603/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./594/tracing" [pid 301] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] unlink("./576/binderfs" [pid 301] getdents64(4 [pid 300] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./594/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./603/tracing") = 0 [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./603" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./604", 0777) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./576/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 299] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./576/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3290 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3290 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./594/tracing" [pid 299] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3290] set_robust_list(0x555557559760, 24) = 0 [pid 3290] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./576/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./588/binderfs" [pid 3290] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 3290] chdir("./604" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 300] close(3 [pid 299] unlink("./588/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 3290] <... chdir resumed>) = 0 [pid 3290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3290] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 300] rmdir("./594" [pid 298] getdents64(4 [pid 299] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3290] <... setpgid resumed>) = 0 [pid 3290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 300] mkdir("./595", 0777 [pid 299] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3290] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 3290] <... write resumed>) = 4 [pid 3290] close(3) = 0 [pid 3290] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./588/tracing" [pid 298] <... close resumed>) = 0 [pid 3290] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./576/tracing" [pid 299] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3290] write(1, "executing program\n", 18) = 18 [pid 3290] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 executing program [pid 3290] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./588/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] fstat(3 [pid 3290] <... mkdirat resumed>) = 0 [pid 3290] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] close(3 [pid 302] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3291 [pid 299] fstat(4 [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./576" [pid 302] umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 3290] <... mount resumed>) = 0 [pid 3290] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./620/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./577", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 3290] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3290] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... mkdir resumed>) = 0 [pid 302] unlink("./620/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3290] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3290] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 299] close(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3290] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 299] rmdir("./588/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3290] <... exit_group resumed>) = ? [pid 3290] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./620/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3292 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./620/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3291 attached [pid 302] <... openat resumed>) = 4 [pid 299] rmdir("./588" [pid 302] fstat(4 [pid 3291] set_robust_list(0x555557559760, 24) = 0 [pid 3291] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./589", 0777 [pid 302] getdents64(4 [pid 3291] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3291] chdir("./595") = 0 [pid 3291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3291] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 3291] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4 [pid 3291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 3291] <... openat resumed>) = 3 [pid 3291] write(3, "1000", 4) = 4 [pid 3291] close(3) = 0 [pid 302] rmdir("./620/tracing" [pid 3291] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3291] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3293 [pid 302] getdents64(3 [pid 3291] <... write resumed>) = 18 [pid 3291] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(3 [pid 3291] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./620" executing program [pid 3291] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3291] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 3293 attached ) = 0 [pid 302] mkdir("./621", 0777 [pid 3291] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3291] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3291] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3291] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3291] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 3291] <... exit_group resumed>) = ? [pid 3293] set_robust_list(0x555557559760, 24 [pid 3291] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3292 attached [pid 3292] set_robust_list(0x555557559760, 24) = 0 [pid 3292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3292] chdir("./577" [pid 3293] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3292] <... chdir resumed>) = 0 [pid 3292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3292] setpgid(0, 0) = 0 [pid 3292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3292] <... openat resumed>) = 3 [pid 3292] write(3, "1000", 4) = 4 [pid 3292] close(3) = 0 [pid 3292] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3294 [pid 301] <... openat resumed>) = 3 [pid 3293] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./604/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./604/binderfs" [pid 3293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./604/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./604/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./604/tracing" [pid 3293] chdir("./589" [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./604") = 0 [pid 301] mkdir("./605", 0777 [pid 3293] <... chdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3293] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 3295 attached ) = 0 [pid 3292] <... symlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3295 [pid 3292] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3292] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3292] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3292] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3293] setpgid(0, 0 [pid 3292] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3295] set_robust_list(0x555557559760, 24 [pid 3292] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3295] <... set_robust_list resumed>) = 0 [pid 3293] <... setpgid resumed>) = 0 [pid 3292] <... mount resumed>) = 0 [pid 3292] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3292] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3292] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3292] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3292] exit_group(0) = ? [pid 3295] rt_sigprocmask(SIG_SETMASK, [] [pid 3293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3292] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3294 attached [pid 300] openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3294] set_robust_list(0x555557559760, 24) = 0 [pid 3294] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3294] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3294] chdir("./621" [pid 300] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 3294] <... chdir resumed>) = 0 [pid 3294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./595/binderfs" [pid 298] openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 3294] <... prctl resumed>) = 0 [pid 3294] setpgid(0, 0) = 0 [pid 300] unlink("./595/binderfs" [pid 298] fstat(3 [pid 3294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3294] <... openat resumed>) = 3 [pid 300] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3294] write(3, "1000", 4) = 4 [pid 3294] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./595/tracing" [pid 298] newfstatat(AT_FDCWD, "./577/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./577/binderfs" [pid 3294] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3294] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] openat(AT_FDCWD, "./595/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 3294] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 3294] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3294] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./577/tracing" [pid 3294] <... close_range resumed>) = 0 [pid 3294] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./577/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./577/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./595/tracing" [pid 298] <... openat resumed>) = 4 [pid 3294] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] close(3 [pid 3294] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./595" [pid 298] getdents64(4 [pid 3294] <... mount resumed>) = 0 [pid 3294] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3294] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3294] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] close(4 [pid 300] mkdir("./596", 0777 [pid 298] <... close resumed>) = 0 [pid 3294] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./577/tracing" [pid 3294] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3294] exit_group(0) = ? [pid 3294] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3295] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3293] <... openat resumed>) = 3 [pid 3295] chdir("./605" [pid 3293] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 3293] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3293] close(3 [pid 298] close(3 [pid 3295] <... chdir resumed>) = 0 [pid 3295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3295] setpgid(0, 0) = 0 [pid 3295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3295] write(3, "1000", 4) = 4 [pid 3295] close(3) = 0 [pid 3295] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3295] write(1, "executing program\n", 18 [pid 298] rmdir("./577" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3296 [pid 3293] <... close resumed>) = 0 [pid 3295] <... write resumed>) = 18 [pid 3295] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3295] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./578", 0777 [pid 3293] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3295] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3295] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3293] <... symlink resumed>) = 0 executing program [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3295] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 3295] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3295] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3293] write(1, "executing program\n", 18 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3297 [pid 3293] <... write resumed>) = 18 [pid 302] umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3295] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3293] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3293] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./621/binderfs" [pid 3295] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3295] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3295] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3293] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./621/binderfs" [pid 3295] exit_group(0) = ? [pid 302] <... unlink resumed>) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 3297 attached [pid 3295] +++ exited with 0 +++ [pid 3293] <... mkdirat resumed>) = 0 [pid 302] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3296 attached [pid 3296] set_robust_list(0x555557559760, 24) = 0 [pid 3296] rt_sigprocmask(SIG_SETMASK, [] [pid 3293] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 3296] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3296] chdir("./596" [pid 3293] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3296] <... chdir resumed>) = 0 [pid 3293] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./621/tracing" [pid 3296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3293] <... openat resumed>) = 3 [pid 3296] <... prctl resumed>) = 0 [pid 3293] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3296] setpgid(0, 0) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3293] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./621/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3296] <... openat resumed>) = 3 [pid 3293] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 3296] write(3, "1000", 4 [pid 302] fstat(4 [pid 3293] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3296] <... write resumed>) = 4 [pid 3293] creat(NULL, 0732 [pid 302] getdents64(4 [pid 3296] close(3) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3293] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3296] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(4 [pid 3293] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3296] <... symlink resumed>) = 0 [pid 3293] <... exit_group resumed>) = ? [pid 302] close(4 [pid 3296] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 3296] <... write resumed>) = 18 [pid 3296] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3296] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3293] +++ exited with 0 +++ [pid 302] rmdir("./621/tracing" [pid 3296] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3296] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(3 [pid 3296] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3296] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./621" [pid 3296] <... openat resumed>) = 3 [pid 3296] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3296] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3296] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./622", 0777 [pid 3296] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3296] exit_group(0) = ? [pid 3297] set_robust_list(0x555557559760, 24 [pid 3296] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3297] <... set_robust_list resumed>) = 0 [pid 3297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3297] chdir("./578" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3298 [pid 299] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3297] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 3297] <... prctl resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3297] setpgid(0, 0 [pid 299] getdents64(3 [pid 3297] <... setpgid resumed>) = 0 [pid 3297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3297] <... openat resumed>) = 3 [pid 299] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3297] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3297] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./589/binderfs" [pid 3297] close(3) = 0 [pid 3297] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3297] write(1, "executing program\n", 18 [pid 299] unlink("./589/binderfs" [pid 3297] <... write resumed>) = 18 [pid 3297] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3297] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 3297] <... mkdirat resumed>) = 0 [pid 299] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3297] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3297] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = 0 [pid 3297] <... openat resumed>) = 3 [pid 299] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3297] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3297] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] newfstatat(AT_FDCWD, "./589/tracing" [pid 3297] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3297] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3297] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3297] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./589/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3297] exit_group(0 [pid 299] <... openat resumed>) = 4 [pid 3297] <... exit_group resumed>) = ? [pid 3297] +++ exited with 0 +++ [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3298 attached [pid 3298] set_robust_list(0x555557559760, 24 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3298] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 3298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3298] chdir("./622" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] close(4 [pid 3298] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./589/tracing" [pid 300] umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3298] setpgid(0, 0) = 0 [pid 3298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 3298] write(3, "1000", 4) = 4 [pid 3298] close(3) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 299] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 299] rmdir("./589" [pid 3298] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3298] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3298] write(1, "executing program\n", 18 [pid 300] umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./590", 0777 [pid 298] umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3298] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3298] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3298] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3298] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 3298] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./596/binderfs" [pid 298] openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3298] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3298] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./596/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 3298] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 3298] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 3298] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3298] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3298] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./605/binderfs" [pid 3298] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3298] creat(NULL, 0732 [pid 301] unlink("./605/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3298] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3299 [pid 3298] exit_group(0 [pid 301] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3298] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3298] +++ exited with 0 +++ [pid 301] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./596/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./605/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./578/binderfs" [pid 301] openat(AT_FDCWD, "./605/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./596/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 300] <... openat resumed>) = 4 [pid 298] unlink("./578/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 298] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./605/tracing") = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 298] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] rmdir("./605" [pid 300] rmdir("./596/tracing" [pid 298] newfstatat(AT_FDCWD, "./578/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./606", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3299 attached [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 298] umount2("./578/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3299] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3299] <... set_robust_list resumed>) = 0 [pid 302] umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(3 [pid 298] openat(AT_FDCWD, "./578/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3300 attached [pid 3299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3300 [pid 300] rmdir("./596" [pid 298] fstat(4 [pid 3299] chdir("./590" [pid 302] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3299] <... chdir resumed>) = 0 [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./597", 0777 [pid 298] getdents64(4 [pid 3299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3299] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4 [pid 3299] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./622/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3301 [pid 298] rmdir("./578/tracing"ci2-android-5-10/strace-static-x86_64: Process 3301 attached [pid 3299] <... setpgid resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 3299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] unlink("./622/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3299] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3299] write(3, "1000", 4 [pid 302] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 3301] set_robust_list(0x555557559760, 24 [pid 3299] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3299] close(3 [pid 302] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./578" [pid 3301] <... set_robust_list resumed>) = 0 [pid 3299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 3299] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./622/tracing" [pid 298] mkdir("./579", 0777 [pid 3299] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3301] rt_sigprocmask(SIG_SETMASK, [] [pid 3299] write(1, "executing program\n", 18 executing program [pid 302] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3299] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3299] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./622/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3301] chdir("./597" [pid 3299] <... close_range resumed>) = 0 [pid 302] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3302 attached [pid 302] fstat(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3302 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3299] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(4) = 0 [pid 302] rmdir("./622/tracing" [pid 3299] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3299] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 3300] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3300] <... set_robust_list resumed>) = 0 [pid 3299] <... mount resumed>) = 0 [pid 302] close(3 [pid 3302] set_robust_list(0x555557559760, 24 [pid 3301] <... chdir resumed>) = 0 [pid 3300] rt_sigprocmask(SIG_SETMASK, [] [pid 3299] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 3300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3299] <... openat resumed>) = 3 [pid 302] rmdir("./622" [pid 3302] <... set_robust_list resumed>) = 0 [pid 3301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3300] chdir("./606" [pid 3299] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 3300] <... chdir resumed>) = 0 [pid 302] mkdir("./623", 0777 [pid 3302] rt_sigprocmask(SIG_SETMASK, [] [pid 3301] <... prctl resumed>) = 0 [pid 3300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3299] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 3301] setpgid(0, 0 [pid 3300] <... prctl resumed>) = 0 [pid 3299] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3301] <... setpgid resumed>) = 0 [pid 3300] setpgid(0, 0 [pid 3299] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3300] <... setpgid resumed>) = 0 [pid 3299] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3303 attached [pid 3302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3299] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3300] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3303 executing program [pid 3301] <... openat resumed>) = 3 [pid 3300] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3301] write(3, "1000", 4 [pid 3300] <... write resumed>) = 4 [pid 3299] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3300] close(3) = 0 [pid 3300] symlink("/dev/binderfs", "./binderfs" [pid 3299] <... exit_group resumed>) = ? [pid 3301] <... write resumed>) = 4 [pid 3300] <... symlink resumed>) = 0 [pid 3300] write(1, "executing program\n", 18) = 18 [pid 3300] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3300] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3299] +++ exited with 0 +++ [pid 3301] close(3 [pid 3303] set_robust_list(0x555557559760, 24 [pid 3302] chdir("./579" [pid 3301] <... close resumed>) = 0 [pid 3300] <... mkdirat resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3303] <... set_robust_list resumed>) = 0 [pid 3302] <... chdir resumed>) = 0 [pid 3301] symlink("/dev/binderfs", "./binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3303] rt_sigprocmask(SIG_SETMASK, [] [pid 3302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3301] <... symlink resumed>) = 0 [pid 3300] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3303] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3302] <... prctl resumed>) = 0 [pid 3301] write(1, "executing program\n", 18 [pid 3303] chdir("./623" [pid 3302] setpgid(0, 0 [pid 3301] <... write resumed>) = 18 [pid 3303] <... chdir resumed>) = 0 [pid 3302] <... setpgid resumed>) = 0 executing program [pid 3301] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3301] <... close_range resumed>) = 0 [pid 3303] <... prctl resumed>) = 0 [pid 3302] <... openat resumed>) = 3 [pid 3301] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3300] <... mount resumed>) = 0 [pid 3303] setpgid(0, 0 [pid 3302] write(3, "1000", 4 [pid 3301] <... mkdirat resumed>) = 0 [pid 3303] <... setpgid resumed>) = 0 [pid 3302] <... write resumed>) = 4 [pid 3301] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3302] close(3 [pid 3301] <... mount resumed>) = 0 [pid 3300] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3303] <... openat resumed>) = 3 [pid 3302] <... close resumed>) = 0 [pid 3301] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3303] write(3, "1000", 4 [pid 3302] symlink("/dev/binderfs", "./binderfs" [pid 3301] <... openat resumed>) = 3 [pid 3303] <... write resumed>) = 4 [pid 3302] <... symlink resumed>) = 0 [pid 3301] write(3, "p:s/p ./file0:0", 15 [pid 3303] close(3 [pid 3302] write(1, "executing program\n", 18 [pid 3301] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3303] <... close resumed>) = 0 [pid 3302] <... write resumed>) = 18 executing program [pid 3301] openat(AT_FDCWD, NULL, O_WRONLY [pid 3303] symlink("/dev/binderfs", "./binderfs" [pid 3302] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3301] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3303] <... symlink resumed>) = 0 [pid 3302] <... close_range resumed>) = 0 [pid 3301] creat(NULL, 0732 [pid 3300] <... openat resumed>) = 3 [pid 3303] write(1, "executing program\n", 18 [pid 3302] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3301] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3303] <... write resumed>) = 18 executing program [pid 3302] <... mkdirat resumed>) = 0 [pid 3301] exit_group(0 [pid 3300] write(3, "p:s/p ./file0:0", 15 [pid 3303] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3302] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3301] <... exit_group resumed>) = ? [pid 3303] <... close_range resumed>) = 0 [pid 3302] <... mount resumed>) = 0 [pid 3301] +++ exited with 0 +++ [pid 3300] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3303] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3302] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3303] <... mkdirat resumed>) = 0 [pid 3302] <... openat resumed>) = 3 [pid 3300] openat(AT_FDCWD, NULL, O_WRONLY [pid 3303] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3302] write(3, "p:s/p ./file0:0", 15 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3303] <... mount resumed>) = 0 [pid 3302] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3300] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3303] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3302] openat(AT_FDCWD, NULL, O_WRONLY [pid 3303] <... openat resumed>) = 3 [pid 3302] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3303] write(3, "p:s/p ./file0:0", 15 [pid 3302] creat(NULL, 0732 [pid 3303] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3302] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3300] creat(NULL, 0732 [pid 3303] openat(AT_FDCWD, NULL, O_WRONLY [pid 3302] exit_group(0 [pid 3303] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3302] <... exit_group resumed>) = ? [pid 3303] creat(NULL, 0732 [pid 3302] +++ exited with 0 +++ [pid 3300] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3303] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3303] exit_group(0) = ? [pid 3303] +++ exited with 0 +++ [pid 3300] exit_group(0 [pid 298] umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./579/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./579/binderfs" [pid 3300] <... exit_group resumed>) = ? [pid 299] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./590/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./590/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./590/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./579/tracing" [pid 299] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./590/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./579/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./579/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./590/tracing" [pid 3300] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./623/binderfs" [pid 299] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] unlink("./623/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./590" [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./591", 0777 [pid 302] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./579/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./623/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3304 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./623/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 298] close(3 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 298] rmdir("./579" [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 301] umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./623/tracing" [pid 298] mkdir("./580", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./606/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./606/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] close(3 [pid 301] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./623" [pid 300] umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./597/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./597/binderfs") = 0 [pid 300] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3305 attached [pid 3305] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./597/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3305 [pid 302] mkdir("./624", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./597/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./606/tracing" [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./597/tracing") = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./606/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3306 [pid 301] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./597"ci2-android-5-10/strace-static-x86_64: Process 3304 attached [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 300] <... rmdir resumed>) = 0 [pid 3305] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./598", 0777 [pid 3304] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3304] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3307 [pid 301] close(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3305] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./606/tracing" [pid 3304] rt_sigprocmask(SIG_SETMASK, [] [pid 3305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3305] chdir("./580") = 0 [pid 3305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3305] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3307 attached ) = 3 [pid 3304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 3305] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3305] <... write resumed>) = 4 [pid 301] close(3 [pid 3305] close(3 [pid 3307] set_robust_list(0x555557559760, 24 [pid 3304] chdir("./591" [pid 301] <... close resumed>) = 0 [pid 3305] <... close resumed>) = 0 [pid 3305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./606" [pid 3304] <... chdir resumed>) = 0 [pid 3305] write(1, "executing program\n", 18) = 18 [pid 3305] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3305] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 3307] <... set_robust_list resumed>) = 0 [pid 3305] <... mkdirat resumed>) = 0 [pid 3304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] mkdir("./607", 0777 [pid 3305] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3305] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 3305] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3305] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3305] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3305] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3305] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3305] exit_group(0) = ? [pid 3305] +++ exited with 0 +++ [pid 3304] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3308 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3306 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3306] set_robust_list(0x555557559760, 24) = 0 [pid 3306] rt_sigprocmask(SIG_SETMASK, [] [pid 3304] setpgid(0, 0) = 0 [pid 3307] rt_sigprocmask(SIG_SETMASK, [] [pid 3306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3306] chdir("./624") = 0 [pid 3306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3306] setpgid(0, 0) = 0 [pid 3306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3306] write(3, "1000", 4) = 4 [pid 3306] close(3) = 0 [pid 3306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3304] <... openat resumed>) = 3 [pid 3307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3306] write(1, "executing program\n", 18 [pid 3304] write(3, "1000", 4 [pid 3306] <... write resumed>) = 18 [pid 3306] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3306] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3307] chdir("./598" [pid 3306] <... mkdirat resumed>) = 0 [pid 3304] <... write resumed>) = 4 [pid 3306] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3304] close(3 [pid 3307] <... chdir resumed>) = 0 [pid 3306] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3306] write(3, "p:s/p ./file0:0", 15 [pid 3304] <... close resumed>) = 0 [pid 3306] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3304] symlink("/dev/binderfs", "./binderfs" [pid 3307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3306] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3306] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3306] exit_group(0 [pid 3304] <... symlink resumed>) = 0 [pid 3306] <... exit_group resumed>) = ? [pid 3307] <... prctl resumed>) = 0 [pid 3306] +++ exited with 0 +++ [pid 3304] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3308 attached ) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3308] set_robust_list(0x555557559760, 24 [pid 3304] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3308] <... set_robust_list resumed>) = 0 [pid 3304] <... close_range resumed>) = 0 [pid 3308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3304] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3308] chdir("./607") = 0 [pid 3308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3308] setpgid(0, 0) = 0 [pid 3308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3304] <... mkdirat resumed>) = 0 [pid 3307] setpgid(0, 0 [pid 3308] <... openat resumed>) = 3 [pid 3308] write(3, "1000", 4 [pid 3304] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3308] <... write resumed>) = 4 [pid 3308] close(3) = 0 [pid 3308] symlink("/dev/binderfs", "./binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 3308] <... symlink resumed>) = 0 [pid 3304] <... mount resumed>) = 0 [pid 3308] write(1, "executing program\n", 18) = 18 [pid 3308] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3304] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3308] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3304] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3308] <... mkdirat resumed>) = 0 [pid 3307] <... setpgid resumed>) = 0 executing program [pid 3304] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 3 [pid 3308] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(3 [pid 3308] <... mount resumed>) = 0 [pid 3304] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3304] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 3307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] getdents64(3 [pid 3304] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3308] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3308] <... openat resumed>) = 3 [pid 3304] creat(NULL, 0732 [pid 298] umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3304] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./580/binderfs" [pid 3304] exit_group(0 [pid 302] openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3304] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] unlink("./580/binderfs" [pid 302] fstat(3 [pid 3308] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3308] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 298] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3308] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3308] creat(NULL, 0732 [pid 298] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3308] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3308] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./624/binderfs" [pid 3304] +++ exited with 0 +++ [pid 3307] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3308] <... exit_group resumed>) = ? [pid 3307] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./580/tracing" [pid 3308] +++ exited with 0 +++ [pid 3307] <... write resumed>) = 4 [pid 302] unlink("./624/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3307] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./580/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./580/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = 0 executing program [pid 302] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 3307] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3307] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./624/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 302] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] openat(AT_FDCWD, "./624/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] close(4 [pid 302] fstat(4 [pid 298] <... close resumed>) = 0 [pid 3307] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./580/tracing" [pid 3307] write(1, "executing program\n", 18 [pid 302] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 3307] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 3307] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3307] <... close_range resumed>) = 0 [pid 298] close(3 [pid 302] close(4 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] rmdir("./580" [pid 302] rmdir("./624/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3307] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 298] mkdir("./581", 0777 [pid 302] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./624" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./625", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./591/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3309 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... openat resumed>) = 3 [pid 299] unlink("./591/binderfs" [pid 3307] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3307] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3309 attached [pid 3309] set_robust_list(0x555557559760, 24) = 0 [pid 3309] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3310 [pid 3309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3309] chdir("./581") = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3307] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./607/binderfs" [pid 299] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3307] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./607/binderfs" [pid 299] newfstatat(AT_FDCWD, "./591/tracing" [pid 3307] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3307] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./591/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 3307] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3307] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./607/tracing" [pid 299] getdents64(4 [pid 3307] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3307] creat(NULL, 0732 [pid 301] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./591/tracing" [pid 3307] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./607/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 3309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3307] exit_group(0 [pid 301] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3309] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(3 [pid 3307] <... exit_group resumed>) = ? [pid 3309] setpgid(0, 0 [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 3309] <... setpgid resumed>) = 0 [pid 299] rmdir("./591" [pid 3309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rmdir resumed>) = 0 [pid 3309] <... openat resumed>) = 3 [pid 3307] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 299] mkdir("./592", 0777 [pid 3309] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... mkdir resumed>) = 0 [pid 3309] <... write resumed>) = 4 [pid 301] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3309] close(3 [pid 301] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3309] <... close resumed>) = 0 [pid 301] rmdir("./607/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3309] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3311 attached [pid 3309] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3311 [pid 3309] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3309] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 executing program [pid 3309] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... close resumed>) = 0 [pid 3309] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./607" [pid 3309] <... mkdirat resumed>) = 0 [pid 3309] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 3309] <... mount resumed>) = 0 [pid 301] mkdir("./608", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 3311] set_robust_list(0x555557559760, 24 [pid 3309] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3309] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3309] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3309] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3309] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 3309] creat(NULL, 0732 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3310 attached [pid 3309] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3310] set_robust_list(0x555557559760, 24 [pid 3309] exit_group(0 [pid 300] getdents64(3 [pid 3310] <... set_robust_list resumed>) = 0 [pid 3309] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3311] <... set_robust_list resumed>) = 0 [pid 3310] rt_sigprocmask(SIG_SETMASK, [] [pid 3309] +++ exited with 0 +++ [pid 300] umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3310] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3312 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3310] chdir("./625" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./598/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3310] <... chdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] unlink("./598/binderfs" [pid 3310] <... prctl resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3310] setpgid(0, 0 [pid 300] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3310] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3311] rt_sigprocmask(SIG_SETMASK, [] [pid 3310] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3310] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./598/tracing" [pid 3310] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3310] close(3 [pid 300] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3310] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3310] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./598/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3310] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3310] write(1, "executing program\n", 18 executing program [pid 300] fstat(4 [pid 3311] chdir("./592" [pid 3310] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3310] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 3310] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3310] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 3311] <... chdir resumed>) = 0 [pid 3310] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3310] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(4 [pid 3311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3310] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3310] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./598/tracing" [pid 3310] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3311] <... prctl resumed>) = 0 [pid 3310] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 3311] setpgid(0, 0 [pid 3310] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3310] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(3 [pid 3310] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3311] <... setpgid resumed>) = 0 [pid 3310] creat(NULL, 0732 [pid 300] rmdir("./598" [pid 3311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3310] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 3310] exit_group(0 [pid 300] mkdir("./599", 0777 [pid 3311] <... openat resumed>) = 3 [pid 3310] <... exit_group resumed>) = ? [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3311] write(3, "1000", 4 [pid 3310] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3311] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3311] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3313 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3311] <... close resumed>) = 0 [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3312 attached [pid 3311] symlink("/dev/binderfs", "./binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3312] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 3312] <... set_robust_list resumed>) = 0 [pid 3312] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3311] <... symlink resumed>) = 0 [pid 298] umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3312] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3311] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./581/binderfs" [pid 3312] chdir("./608" [pid 3311] <... write resumed>) = 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3312] <... chdir resumed>) = 0 [pid 3311] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] unlink("./581/binderfs" [pid 3312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3312] setpgid(0, 0) = 0 [pid 3312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3311] <... close_range resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3312] <... openat resumed>) = 3 [pid 3311] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3312] write(3, "1000", 4) = 4 [pid 3312] close(3) = 0 [pid 3312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3311] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3311] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3312] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3312] <... write resumed>) = 18 executing program [pid 298] newfstatat(AT_FDCWD, "./581/tracing" [pid 3311] <... mount resumed>) = 0 [pid 3312] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3312] <... close_range resumed>) = 0 [pid 3311] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3312] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3311] <... openat resumed>) = 3 [pid 298] umount2("./581/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3313 attached [pid 3312] <... mkdirat resumed>) = 0 [pid 3311] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3312] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./581/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3312] <... mount resumed>) = 0 [pid 3311] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 4 [pid 3312] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3311] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(4 [pid 3312] <... openat resumed>) = 3 [pid 3311] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3312] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 3311] creat(NULL, 0732 [pid 3312] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3311] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3312] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 3311] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3312] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3311] <... exit_group resumed>) = ? [pid 298] close(4 [pid 3312] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3312] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3312] <... exit_group resumed>) = ? [pid 298] rmdir("./581/tracing" [pid 3312] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3311] +++ exited with 0 +++ [pid 298] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./581") = 0 [pid 298] mkdir("./582", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3314 [pid 301] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3314 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3314] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3314] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3314] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./608/binderfs" [pid 3314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3314] chdir("./582" [pid 301] unlink("./608/binderfs" [pid 3314] <... chdir resumed>) = 0 [pid 3314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3314] setpgid(0, 0 [pid 301] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3314] <... setpgid resumed>) = 0 [pid 3314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 3314] <... openat resumed>) = 3 [pid 301] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3314] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3314] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./608/tracing" [pid 3314] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3314] <... close resumed>) = 0 [pid 301] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3314] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3314] <... symlink resumed>) = 0 [pid 3313] set_robust_list(0x555557559760, 24 [pid 301] openat(AT_FDCWD, "./608/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3314] write(1, "executing program\n", 18) = 18 [pid 3314] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3314] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 3314] <... mkdirat resumed>) = 0 [pid 3313] <... set_robust_list resumed>) = 0 [pid 301] fstat(4 [pid 3314] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3313] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 3314] <... mount resumed>) = 0 [pid 3313] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3314] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 3313] chdir("./599" [pid 3314] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3313] <... chdir resumed>) = 0 [pid 301] close(4 [pid 3313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3313] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./608/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3313] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(3 [pid 301] getdents64(3 [pid 299] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] close(3 [pid 299] newfstatat(AT_FDCWD, "./592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 299] unlink("./592/binderfs" [pid 3313] <... openat resumed>) = 3 [pid 302] umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./608" [pid 299] <... unlink resumed>) = 0 [pid 3314] write(3, "p:s/p ./file0:0", 15 [pid 3313] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3313] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./625/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3313] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./609", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./625/binderfs" [pid 299] newfstatat(AT_FDCWD, "./592/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./592/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3313] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 3314] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3313] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./592/tracing" [pid 302] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3315 [pid 299] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./625/tracing" [pid 299] rmdir("./592" [pid 3314] openat(AT_FDCWD, NULL, O_WRONLY [pid 3313] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3314] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3313] write(1, "executing program\n", 18 [pid 302] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./593", 0777ci2-android-5-10/strace-static-x86_64: Process 3315 attached [pid 3314] creat(NULL, 0732 [pid 3313] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 executing program [pid 3314] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3313] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./625/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 3313] <... close_range resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3314] exit_group(0 [pid 3313] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(4 [pid 3314] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3316 [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3313] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3316 attached [pid 3313] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./625/tracing" [pid 3316] set_robust_list(0x555557559760, 24) = 0 [pid 3316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3316] chdir("./593") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3 [pid 3316] <... prctl resumed>) = 0 [pid 3313] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3316] setpgid(0, 0 [pid 3313] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 3316] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./625" [pid 3313] <... openat resumed>) = 3 [pid 3316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 3313] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./626", 0777 [pid 3316] <... openat resumed>) = 3 [pid 3316] write(3, "1000", 4) = 4 [pid 3316] close(3) = 0 [pid 3316] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3313] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3316] <... symlink resumed>) = 0 [pid 3316] write(1, "executing program\n", 18) = 18 [pid 3316] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3313] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3317 [pid 3314] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3313] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3313] creat(NULL, 0732 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 3316] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3313] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3313] exit_group(0 [pid 3315] set_robust_list(0x555557559760, 24 [pid 3316] <... mkdirat resumed>) = 0 [pid 3313] <... exit_group resumed>) = ? [pid 3316] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3316] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3316] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3316] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3316] creat(NULL, 0732 [pid 3313] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3316] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3316] exit_group(0) = ? [pid 3315] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3317 attached [pid 3315] rt_sigprocmask(SIG_SETMASK, [] [pid 3317] set_robust_list(0x555557559760, 24 [pid 3315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3317] <... set_robust_list resumed>) = 0 [pid 3315] chdir("./609" [pid 3316] +++ exited with 0 +++ [pid 3315] <... chdir resumed>) = 0 [pid 3317] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3315] setpgid(0, 0) = 0 [pid 3317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3317] chdir("./626" [pid 3315] <... openat resumed>) = 3 [pid 3315] write(3, "1000", 4) = 4 [pid 3315] close(3) = 0 [pid 3317] <... chdir resumed>) = 0 [pid 3315] symlink("/dev/binderfs", "./binderfs" [pid 3317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3315] <... symlink resumed>) = 0 [pid 3315] write(1, "executing program\n", 18) = 18 [pid 3315] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 3317] <... prctl resumed>) = 0 [pid 300] umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3317] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./599/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./599/binderfs" [pid 298] umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3317] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3315] <... close_range resumed>) = 0 [pid 300] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3315] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3315] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./599/tracing" [pid 298] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3315] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3317] <... openat resumed>) = 3 [pid 3315] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./599/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./599/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3317] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 3315] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(3 [pid 3317] <... write resumed>) = 4 [pid 3315] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./582/binderfs" [pid 3315] write(3, "p:s/p ./file0:0", 15 [pid 300] close(3 [pid 3317] close(3 [pid 3315] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3317] <... close resumed>) = 0 [pid 3315] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rmdir("./599" [pid 3317] symlink("/dev/binderfs", "./binderfs" [pid 3315] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./582/binderfs" [pid 3315] creat(NULL, 0732 [pid 300] mkdir("./600", 0777 [pid 3317] <... symlink resumed>) = 0 [pid 3315] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3315] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3317] write(1, "executing program\n", 18 [pid 3315] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3317] <... write resumed>) = 18 [pid 3315] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = 0 [pid 3317] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3317] <... close_range resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3318 [pid 298] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3317] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./582/tracing" [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./582/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3318 attached [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./582/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3317] <... mkdirat resumed>) = 0 [pid 299] umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 3317] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3318] set_robust_list(0x555557559760, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./593/binderfs" [pid 298] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3317] <... mount resumed>) = 0 [pid 299] unlink("./593/binderfs" [pid 3317] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3318] <... set_robust_list resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 301] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3317] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./582/tracing" [pid 3317] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./593/tracing" [pid 3318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3318] chdir("./600" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./609/binderfs" [pid 298] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3317] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] unlink("./609/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3318] <... chdir resumed>) = 0 [pid 3318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./593/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 3317] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 3318] <... prctl resumed>) = 0 [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = 0 [pid 298] rmdir("./582" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3317] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3318] setpgid(0, 0) = 0 [pid 3318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./583", 0777 [pid 301] newfstatat(AT_FDCWD, "./609/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3318] <... openat resumed>) = 3 [pid 3318] write(3, "1000", 4) = 4 [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3317] creat(NULL, 0732 [pid 301] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3318] close(3) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./609/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./593/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3317] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 3318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 3318] write(1, "executing program\n", 18) = 18 [pid 3318] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3318] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3319 [pid 3317] exit_group(0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3318] <... mkdirat resumed>) = 0 [pid 3317] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./593" [pid 301] close(4 [pid 3318] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3318] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] mkdir("./594", 0777 [pid 301] rmdir("./609/tracing" [pid 3318] <... openat resumed>) = 3 [pid 3318] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3318] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3318] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 3318] exit_group(0) = ? [pid 3318] +++ exited with 0 +++ [pid 3317] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3319 attached [pid 3319] set_robust_list(0x555557559760, 24) = 0 [pid 3319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3320 [pid 301] rmdir("./609" [pid 3319] chdir("./583" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3319] <... chdir resumed>) = 0 [pid 3319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3319] setpgid(0, 0) = 0 [pid 3319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3319] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] mkdir("./610", 0777 [pid 3319] close(3) = 0 [pid 3319] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3319] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3319] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3319] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3319] <... close_range resumed>) = 0 executing program [pid 3319] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3319] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3321 [pid 3319] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3319] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3319] <... openat resumed>) = 3 [pid 3319] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 3321 attached ci2-android-5-10/strace-static-x86_64: Process 3320 attached ) = -1 ENOENT (No such file or directory) [pid 3319] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3319] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3319] exit_group(0) = ? [pid 3321] set_robust_list(0x555557559760, 24 [pid 3320] set_robust_list(0x555557559760, 24 [pid 3321] <... set_robust_list resumed>) = 0 [pid 3319] +++ exited with 0 +++ [pid 3321] rt_sigprocmask(SIG_SETMASK, [] [pid 3320] <... set_robust_list resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3321] chdir("./610") = 0 [pid 3321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3320] rt_sigprocmask(SIG_SETMASK, [] [pid 3321] <... prctl resumed>) = 0 [pid 3321] setpgid(0, 0) = 0 [pid 3321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3320] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3320] chdir("./594" [pid 3321] <... openat resumed>) = 3 [pid 3321] write(3, "1000", 4) = 4 [pid 3321] close(3) = 0 [pid 3321] symlink("/dev/binderfs", "./binderfs" [pid 3320] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3321] <... symlink resumed>) = 0 [pid 3321] write(1, "executing program\n", 18 [pid 3320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3321] <... write resumed>) = 18 executing program [pid 302] umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3321] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3321] <... close_range resumed>) = 0 [pid 3320] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3321] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3320] setpgid(0, 0 [pid 302] <... openat resumed>) = 3 [pid 300] umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3321] <... mkdirat resumed>) = 0 [pid 3320] <... setpgid resumed>) = 0 [pid 302] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3321] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3321] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3321] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3321] <... openat resumed>) = 3 [pid 302] umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 3321] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 3321] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3320] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./626/binderfs" [pid 3321] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3321] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3320] write(3, "1000", 4 [pid 302] unlink("./626/binderfs" [pid 3321] creat(NULL, 0732 [pid 3320] <... write resumed>) = 4 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 3321] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3321] exit_group(0 [pid 3320] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3321] <... exit_group resumed>) = ? [pid 302] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3321] +++ exited with 0 +++ [pid 3320] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./626/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./600/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./626/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] unlink("./600/binderfs" [pid 298] umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rmdir("./626/tracing" [pid 300] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3320] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./600/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3320] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3320] write(1, "executing program\n", 18 [pid 302] close(3 [pid 300] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./626" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3320] <... write resumed>) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./600/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3320] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] mkdir("./627", 0777 [pid 300] <... openat resumed>) = 4 [pid 3320] <... close_range resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./583/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3320] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3322 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3322 attached [pid 300] getdents64(4 [pid 298] unlink("./583/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3322] set_robust_list(0x555557559760, 24) = 0 [pid 3322] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./600/tracing" [pid 3322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 3322] chdir("./627") = 0 [pid 3322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 3322] <... prctl resumed>) = 0 [pid 3322] setpgid(0, 0) = 0 [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 3322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3320] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3322] <... openat resumed>) = 3 [pid 3320] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./583/tracing" [pid 301] umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./600" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3322] write(3, "1000", 4 [pid 298] umount2("./583/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3322] <... write resumed>) = 4 [pid 3322] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./610/binderfs" [pid 300] mkdir("./601", 0777 [pid 298] openat(AT_FDCWD, "./583/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3320] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3320] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] unlink("./610/binderfs" [pid 298] <... openat resumed>) = 4 [pid 3322] write(1, "executing program\n", 18) = 18 [pid 3322] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(4 [pid 3320] <... openat resumed>) = 3 [pid 301] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3320] write(3, "p:s/p ./file0:0", 15 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3322] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3322] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3320] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 3320] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./610/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3323 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3320] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3320] creat(NULL, 0732 [pid 301] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3320] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./583/tracing" [pid 3320] exit_group(0 [pid 301] openat(AT_FDCWD, "./610/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3322] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3320] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 301] fstat(4 [pid 3322] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3322] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3322] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3320] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3322] creat(NULL, 0732 [pid 301] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3322] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 3322] exit_group(0 [pid 301] getdents64(4 [pid 3322] <... exit_group resumed>) = ? [pid 298] <... close resumed>) = 0 [pid 3322] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./583" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3323 attached [pid 3323] set_robust_list(0x555557559760, 24 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] mkdir("./584", 0777 [pid 301] rmdir("./610/tracing" [pid 3323] <... set_robust_list resumed>) = 0 [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] chdir("./601" [pid 298] <... mkdir resumed>) = 0 [pid 3323] <... chdir resumed>) = 0 [pid 3323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3323] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3323] <... setpgid resumed>) = 0 [pid 301] close(3 [pid 3323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3323] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3324 [pid 301] rmdir("./610" [pid 3323] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3323] close(3) = 0 [pid 3323] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] mkdir("./611", 0777 [pid 3323] write(1, "executing program\n", 18) = 18 [pid 3323] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3323] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3323] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3323] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3323] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3323] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3323] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3323] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3325 [pid 3323] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3323] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3325 attached [pid 3323] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3324 attached [pid 3324] set_robust_list(0x555557559760, 24) = 0 [pid 3324] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3324] chdir("./584") = 0 [pid 3324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3324] setpgid(0, 0) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3325] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3325] <... set_robust_list resumed>) = 0 [pid 299] openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 3324] <... openat resumed>) = 3 [pid 3325] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./627/binderfs" [pid 299] fstat(3 [pid 3325] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3324] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3324] <... write resumed>) = 4 [pid 299] getdents64(3 [pid 302] unlink("./627/binderfs" [pid 3324] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3324] <... close resumed>) = 0 [pid 3324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./594/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./594/binderfs" [pid 3324] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3324] <... write resumed>) = 18 [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./627/tracing" [pid 299] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3324] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./627/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3324] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./594/tracing" [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3325] chdir("./611" [pid 3324] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./594/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 3324] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] close(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./627/tracing" [pid 3324] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 3324] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 300] openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rmdir("./627" [pid 300] fstat(3 [pid 299] close(4 [pid 3324] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3324] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./628", 0777 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 3324] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3324] exit_group(0) = ? [pid 3325] <... chdir resumed>) = 0 [pid 3324] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./594/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3325] setpgid(0, 0) = 0 [pid 3325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./601/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3325] <... openat resumed>) = 3 [pid 3325] write(3, "1000", 4) = 4 [pid 3325] close(3) = 0 [pid 3325] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3326 [pid 299] close(3 [pid 300] unlink("./601/binderfs" [pid 299] <... close resumed>) = 0 [pid 3325] <... symlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./594" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3325] write(1, "executing program\n", 18) = 18 [pid 3325] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3325] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3325] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3325] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./595", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3325] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3325] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 3325] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./601/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3325] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3325] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3327 attached [pid 3325] +++ exited with 0 +++ [pid 300] openat(AT_FDCWD, "./601/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3326 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... openat resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3327 [pid 298] fstat(3 [pid 300] fstat(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3326] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 301] umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 301] openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./584/binderfs" [pid 301] getdents64(3 [pid 300] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] unlink("./584/binderfs" [pid 301] umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./601/tracing" [pid 3326] <... set_robust_list resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3326] chdir("./628") = 0 [pid 3326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3326] setpgid(0, 0) = 0 [pid 3326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./611/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./611/binderfs" [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3326] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./584/tracing" [pid 301] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3326] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 300] rmdir("./601" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3326] <... write resumed>) = 4 [pid 3326] close(3) = 0 [pid 3326] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./584/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./611/tracing" [pid 300] mkdir("./602", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3326] <... symlink resumed>) = 0 [pid 3326] write(1, "executing program\n", 18 [pid 301] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./584/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./611/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 301] fstat(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3326] <... write resumed>) = 18 [pid 3326] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3326] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 3326] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3328 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 301] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 298] close(4 [pid 301] rmdir("./611/tracing" [pid 298] <... close resumed>) = 0 [pid 3326] <... mount resumed>) = 0 [pid 3326] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./584/tracing" [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3328 attached [pid 3327] set_robust_list(0x555557559760, 24 [pid 3326] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 298] getdents64(3 [pid 3326] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./611" [pid 298] close(3 [pid 3326] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3326] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3326] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 3326] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./612", 0777 [pid 298] <... close resumed>) = 0 [pid 3326] exit_group(0) = ? [pid 3326] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 298] rmdir("./584" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3328] set_robust_list(0x555557559760, 24 [pid 3327] <... set_robust_list resumed>) = 0 [pid 3328] <... set_robust_list resumed>) = 0 [pid 3327] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./585", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3328] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 3327] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3327] chdir("./595" [pid 3328] chdir("./602") = 0 [pid 3327] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3329 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3327] <... prctl resumed>) = 0 [pid 3328] <... prctl resumed>) = 0 [pid 3328] setpgid(0, 0 [pid 3327] setpgid(0, 0 [pid 3328] <... setpgid resumed>) = 0 [pid 3327] <... setpgid resumed>) = 0 [pid 3327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3330 ci2-android-5-10/strace-static-x86_64: Process 3330 attached ci2-android-5-10/strace-static-x86_64: Process 3329 attached [pid 3328] <... openat resumed>) = 3 [pid 3327] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3328] write(3, "1000", 4 [pid 3327] write(3, "1000", 4 [pid 3328] <... write resumed>) = 4 [pid 3327] <... write resumed>) = 4 [pid 3328] close(3 [pid 3327] close(3 [pid 3328] <... close resumed>) = 0 [pid 3327] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3328] symlink("/dev/binderfs", "./binderfs" [pid 3327] symlink("/dev/binderfs", "./binderfs" [pid 3330] set_robust_list(0x555557559760, 24 [pid 3329] set_robust_list(0x555557559760, 24 [pid 3328] <... symlink resumed>) = 0 [pid 3327] <... symlink resumed>) = 0 [pid 3328] write(1, "executing program\n", 18 [pid 3327] write(1, "executing program\n", 18 [pid 3328] <... write resumed>) = 18 executing program executing program [pid 3327] <... write resumed>) = 18 [pid 302] umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3328] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3327] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3328] <... close_range resumed>) = 0 [pid 3327] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3330] <... set_robust_list resumed>) = 0 [pid 3329] <... set_robust_list resumed>) = 0 [pid 3328] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3327] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 3330] rt_sigprocmask(SIG_SETMASK, [] [pid 3329] rt_sigprocmask(SIG_SETMASK, [] [pid 3328] <... mkdirat resumed>) = 0 [pid 3327] <... mkdirat resumed>) = 0 [pid 302] fstat(3 [pid 3328] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3327] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3328] <... mount resumed>) = 0 [pid 3327] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 3328] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3327] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3328] <... openat resumed>) = 3 [pid 3327] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3328] write(3, "p:s/p ./file0:0", 15 [pid 3327] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./628/binderfs" [pid 3330] chdir("./585" [pid 3329] chdir("./612" [pid 3328] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3327] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3328] openat(AT_FDCWD, NULL, O_WRONLY [pid 3327] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] unlink("./628/binderfs" [pid 3328] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3327] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3328] creat(NULL, 0732 [pid 3327] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 3328] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3327] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3328] exit_group(0 [pid 3327] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 3328] <... exit_group resumed>) = ? [pid 3327] <... exit_group resumed>) = ? [pid 302] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3330] <... chdir resumed>) = 0 [pid 3329] <... chdir resumed>) = 0 [pid 3328] +++ exited with 0 +++ [pid 3327] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./628/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3330] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./628/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3330] setpgid(0, 0) = 0 [pid 302] <... openat resumed>) = 4 [pid 3330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(4 [pid 3329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3330] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 3329] <... prctl resumed>) = 0 [pid 3330] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 3330] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3330] close(3 [pid 300] umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3330] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./628/tracing" [pid 3330] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 3 [pid 3330] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 302] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 302] close(3 [pid 3330] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./628" [pid 3330] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3330] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3330] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./602/binderfs" [pid 302] mkdir("./629", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3330] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] unlink("./602/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3330] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3330] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3330] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3330] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3330] creat(NULL, 0732 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3331 [pid 300] <... umount2 resumed>) = 0 [pid 3330] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3330] exit_group(0 [pid 300] newfstatat(AT_FDCWD, "./602/tracing" [pid 3330] <... exit_group resumed>) = ? [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3330] +++ exited with 0 +++ [pid 3329] setpgid(0, 0 [pid 300] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3331 attached ) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3331] set_robust_list(0x555557559760, 24 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./602/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3331] <... set_robust_list resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3331] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(4 [pid 3331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3331] chdir("./629" [pid 300] getdents64(4 [pid 3331] <... chdir resumed>) = 0 [pid 3329] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(4 [pid 3331] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(4 [pid 3331] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 3331] <... setpgid resumed>) = 0 [pid 300] rmdir("./602/tracing" [pid 3329] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3329] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 3331] write(3, "1000", 4) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3329] <... write resumed>) = 4 [pid 298] umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 3331] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3329] close(3 [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./602" [pid 3329] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3331] <... close resumed>) = 0 [pid 3331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3329] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 300] mkdir("./603", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3331] write(1, "executing program\n", 18) = 18 [pid 3331] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3331] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(3 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3331] <... mkdirat resumed>) = 0 [pid 3329] <... symlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3329] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3329] <... write resumed>) = 18 [pid 298] umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3331] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3331] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3331] write(3, "p:s/p ./file0:0", 15 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3332 [pid 298] newfstatat(AT_FDCWD, "./585/binderfs" [pid 3329] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3331] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3329] <... close_range resumed>) = 0 executing program [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./585/binderfs" [pid 3329] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3331] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3331] creat(NULL, 0732 [pid 299] <... openat resumed>) = 3 [pid 3331] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(3 [pid 3331] exit_group(0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3331] <... exit_group resumed>) = ? [pid 299] getdents64(3 [pid 3331] +++ exited with 0 +++ [pid 3329] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 3329] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./595/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3329] <... mount resumed>) = 0 [pid 299] unlink("./595/binderfs" [pid 298] newfstatat(AT_FDCWD, "./585/tracing"ci2-android-5-10/strace-static-x86_64: Process 3332 attached [pid 3332] set_robust_list(0x555557559760, 24 [pid 299] <... unlink resumed>) = 0 [pid 3332] <... set_robust_list resumed>) = 0 [pid 3332] rt_sigprocmask(SIG_SETMASK, [] [pid 3329] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./585/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3329] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./585/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 3329] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./595/tracing" [pid 298] fstat(4 [pid 3332] chdir("./603" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3329] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3329] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3329] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./595/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 3332] <... chdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3329] creat(NULL, 0732 [pid 299] fstat(4 [pid 298] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3329] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 298] rmdir("./585/tracing" [pid 3332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3332] <... prctl resumed>) = 0 [pid 3332] setpgid(0, 0) = 0 [pid 3332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 3329] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(4 [pid 3329] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3332] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./595/tracing" [pid 298] <... close resumed>) = 0 [pid 3332] write(3, "1000", 4) = 4 [pid 3332] close(3) = 0 [pid 3332] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./585" [pid 299] getdents64(3 [pid 3332] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3332] write(1, "executing program\n", 18 [pid 299] close(3 [pid 298] mkdir("./586", 0777 [pid 299] <... close resumed>) = 0 [pid 3332] <... write resumed>) = 18 [pid 3332] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3332] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3329] +++ exited with 0 +++ [pid 299] rmdir("./595" [pid 298] <... mkdir resumed>) = 0 [pid 3332] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3332] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./596", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3332] <... openat resumed>) = 3 [pid 3332] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3332] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... restart_syscall resumed>) = 0 [pid 3332] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3332] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3332] exit_group(0) = ? [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3333 executing program [pid 3332] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3333 attached [pid 3333] set_robust_list(0x555557559760, 24) = 0 [pid 3333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3334 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 3333] chdir("./586" [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(3 [pid 302] umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./629/binderfs" [pid 3333] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./629/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./612/binderfs" [pid 302] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3333] setpgid(0, 0 [pid 301] unlink("./612/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 3333] <... setpgid resumed>) = 0 [pid 3333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./629/tracing" [pid 3333] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./629/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./612/tracing" [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 301] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3333] write(3, "1000", 4 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./612/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3333] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./629/tracing" [pid 301] getdents64(4 [pid 3333] close(3) = 0 [pid 3333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 301] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 302] close(3 [pid 301] rmdir("./612/tracing" [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3334 attached [pid 3333] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] rmdir("./629" [pid 301] getdents64(3 [pid 3333] <... write resumed>) = 18 [pid 3333] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3333] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 3333] <... mkdirat resumed>) = 0 [pid 302] mkdir("./630", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3333] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3334] set_robust_list(0x555557559760, 24) = 0 [pid 3334] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 300] umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3333] <... mount resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./612" [pid 3333] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program [pid 300] openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3334] chdir("./596" [pid 300] <... openat resumed>) = 3 [pid 3334] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3335 [pid 300] fstat(3 [pid 301] mkdir("./613", 0777 [pid 3333] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3334] setpgid(0, 0) = 0 [pid 3334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3333] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3335 attached [pid 3334] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3333] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3335] set_robust_list(0x555557559760, 24 [pid 3334] write(3, "1000", 4 [pid 3333] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3335] <... set_robust_list resumed>) = 0 [pid 3334] <... write resumed>) = 4 [pid 3333] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3335] rt_sigprocmask(SIG_SETMASK, [] [pid 3334] close(3 [pid 3333] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./603/binderfs" [pid 3335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3334] <... close resumed>) = 0 [pid 3333] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3336 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./603/binderfs" [pid 3335] chdir("./630" [pid 3334] symlink("/dev/binderfs", "./binderfs" [pid 3333] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3335] <... chdir resumed>) = 0 [pid 3334] <... symlink resumed>) = 0 [pid 3333] <... exit_group resumed>) = ? [pid 300] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./603/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3333] +++ exited with 0 +++ [pid 300] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3334] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./603/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3335] <... prctl resumed>) = 0 [pid 3334] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 executing program [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3335] setpgid(0, 0 [pid 3334] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3335] <... setpgid resumed>) = 0 [pid 3334] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 3335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3334] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./603/tracing" [pid 3335] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3335] write(3, "1000", 4 [pid 3334] <... mkdirat resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 3335] <... write resumed>) = 4 [pid 3334] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rmdir("./603" [pid 3335] close(3 [pid 3334] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./604", 0777 [pid 3335] <... close resumed>) = 0 [pid 3334] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3335] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3334] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3335] <... symlink resumed>) = 0 [pid 3334] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3337 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3337 [pid 3335] write(1, "executing program\n", 18 [pid 3334] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3336 attached [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 298] openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3336] set_robust_list(0x555557559760, 24 [pid 3335] <... write resumed>) = 18 [pid 3334] openat(AT_FDCWD, NULL, O_WRONLY [pid 3336] <... set_robust_list resumed>) = 0 [pid 3335] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... openat resumed>) = 3 [pid 3335] <... close_range resumed>) = 0 [pid 3334] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(3 [pid 3336] rt_sigprocmask(SIG_SETMASK, [] [pid 3335] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3334] creat(NULL, 0732 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3336] chdir("./613" [pid 3335] <... mkdirat resumed>) = 0 [pid 3334] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 3335] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3336] <... chdir resumed>) = 0 [pid 3334] exit_group(0 [pid 3336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3335] <... mount resumed>) = 0 [pid 3334] <... exit_group resumed>) = ? [pid 298] umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3335] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3336] <... prctl resumed>) = 0 [pid 3336] setpgid(0, 0) = 0 [pid 3336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3334] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3335] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./586/binderfs" [pid 3335] write(3, "p:s/p ./file0:0", 15 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3336] write(3, "1000", 4 [pid 3335] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] unlink("./586/binderfs" [pid 3335] openat(AT_FDCWD, NULL, O_WRONLY [pid 3336] <... write resumed>) = 4 [pid 3336] close(3) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3335] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3335] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = 0 [pid 3335] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3336] write(1, "executing program\n", 18 [pid 3335] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3335] <... exit_group resumed>) = ? [pid 298] newfstatat(AT_FDCWD, "./586/tracing" [pid 3336] <... write resumed>) = 18 [pid 3336] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3336] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3335] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3337] set_robust_list(0x555557559760, 24 [pid 298] umount2("./586/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./586/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3336] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 4 [pid 3337] <... set_robust_list resumed>) = 0 [pid 3336] <... mount resumed>) = 0 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3336] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 3336] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3336] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 3336] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3336] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] close(4 [pid 3336] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3336] creat(NULL, 0732 [pid 298] rmdir("./586/tracing" [pid 3336] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3336] exit_group(0) = ? [pid 3337] rt_sigprocmask(SIG_SETMASK, [] [pid 3336] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3337] chdir("./604" [pid 302] openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3337] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] rmdir("./586" [pid 302] fstat(3 [pid 3337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3337] setpgid(0, 0) = 0 [pid 3337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./587", 0777 [pid 302] getdents64(3 [pid 3337] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3337] write(3, "1000", 4) = 4 [pid 3337] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./630/binderfs" [pid 301] openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 3337] <... close resumed>) = 0 [pid 3337] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] unlink("./630/binderfs" [pid 301] fstat(3 [pid 3337] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3338 [pid 302] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3337] <... write resumed>) = 18 [pid 3337] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = 0 executing program [pid 301] umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3338 attached [pid 3337] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3337] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./630/tracing" [pid 301] newfstatat(AT_FDCWD, "./613/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./613/binderfs" [pid 3337] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 3337] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./630/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3337] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 3337] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 301] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3338] set_robust_list(0x555557559760, 24 [pid 3337] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3338] <... set_robust_list resumed>) = 0 [pid 3337] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./613/tracing" [pid 3337] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3338] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3338] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3337] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3337] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 301] openat(AT_FDCWD, "./613/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3338] chdir("./587" [pid 3337] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3337] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./630/tracing" [pid 301] fstat(4 [pid 3338] <... chdir resumed>) = 0 [pid 3337] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3337] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 3338] <... prctl resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 302] close(3 [pid 299] umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./613/tracing" [pid 302] rmdir("./630" [pid 299] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 3338] setpgid(0, 0) = 0 [pid 3338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3337] +++ exited with 0 +++ [pid 3338] <... openat resumed>) = 3 [pid 302] mkdir("./631", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 3338] write(3, "1000", 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3338] <... write resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3338] close(3) = 0 [pid 3338] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3338] write(1, "executing program\n", 18) = 18 [pid 3338] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3338] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 executing program [pid 299] umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./613" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3338] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./596/binderfs" [pid 3338] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3338] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./614", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3339 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3338] <... openat resumed>) = 3 [pid 3338] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 299] unlink("./596/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3339 attached [pid 3338] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3338] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3339] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 3340 attached [pid 3339] rt_sigprocmask(SIG_SETMASK, [] [pid 3338] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 3340] set_robust_list(0x555557559760, 24 [pid 3338] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3340 [pid 299] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3340] <... set_robust_list resumed>) = 0 [pid 3338] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3338] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3339] chdir("./631") = 0 [pid 3338] +++ exited with 0 +++ [pid 299] newfstatat(AT_FDCWD, "./596/tracing" [pid 3339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3340] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3339] <... prctl resumed>) = 0 [pid 299] openat(AT_FDCWD, "./596/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3340] chdir("./614" [pid 299] <... openat resumed>) = 4 [pid 3340] <... chdir resumed>) = 0 [pid 299] fstat(4 [pid 3340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3340] <... prctl resumed>) = 0 [pid 3339] setpgid(0, 0 [pid 3340] setpgid(0, 0 [pid 299] getdents64(4 [pid 3340] <... setpgid resumed>) = 0 [pid 3339] <... setpgid resumed>) = 0 [pid 3340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 3340] <... openat resumed>) = 3 [pid 3339] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3340] write(3, "1000", 4 [pid 3339] write(3, "1000", 4 [pid 299] close(4 [pid 3340] <... write resumed>) = 4 [pid 3339] <... write resumed>) = 4 [pid 3340] close(3 [pid 299] <... close resumed>) = 0 [pid 3340] <... close resumed>) = 0 [pid 3339] close(3 [pid 299] rmdir("./596/tracing" [pid 3340] symlink("/dev/binderfs", "./binderfs" [pid 3339] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3339] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(3 [pid 3340] <... symlink resumed>) = 0 [pid 3340] write(1, "executing program\n", 18 [pid 3339] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3340] <... write resumed>) = 18 executing program [pid 299] close(3 [pid 3339] write(1, "executing program\n", 18 [pid 3340] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... close resumed>) = 0 [pid 3339] <... write resumed>) = 18 [pid 3340] <... close_range resumed>) = 0 executing program [pid 299] rmdir("./596" [pid 3339] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3339] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3340] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3339] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./597", 0777 [pid 3339] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3339] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3340] <... mkdirat resumed>) = 0 [pid 298] openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3339] <... openat resumed>) = 3 [pid 3339] write(3, "p:s/p ./file0:0", 15 [pid 3340] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3341 [pid 298] fstat(3 [pid 3339] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3340] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3340] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3339] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3340] <... openat resumed>) = 3 [pid 298] umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3339] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3340] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3339] creat(NULL, 0732 [pid 298] newfstatat(AT_FDCWD, "./587/binderfs" [pid 3339] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3340] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] unlink("./587/binderfs" [pid 3340] openat(AT_FDCWD, NULL, O_WRONLY [pid 3339] exit_group(0 [pid 298] <... unlink resumed>) = 0 [pid 3339] <... exit_group resumed>) = ? [pid 298] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3340] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3340] creat(NULL, 0732 [pid 3339] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3341 attached [pid 3340] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3341] set_robust_list(0x555557559760, 24 [pid 300] umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./587/tracing" [pid 3340] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3340] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./587/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 298] openat(AT_FDCWD, "./587/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 298] fstat(4 [pid 3341] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3341] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./604/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./604/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3341] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3341] chdir("./597" [pid 300] <... unlink resumed>) = 0 [pid 298] close(4 [pid 300] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3341] <... chdir resumed>) = 0 [pid 298] rmdir("./587/tracing" [pid 3340] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 3341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3341] setpgid(0, 0) = 0 [pid 3341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3341] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./604/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3341] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(3 [pid 300] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./587" [pid 300] openat(AT_FDCWD, "./604/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3341] <... write resumed>) = 4 [pid 3341] close(3) = 0 [pid 3341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./588", 0777 [pid 300] getdents64(4 [pid 3341] write(1, "executing program\n", 18) = 18 [pid 3341] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3341] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 executing program [pid 3341] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3341] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 3341] <... mount resumed>) = 0 [pid 3341] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3342 [pid 302] fstat(3 [pid 300] rmdir("./604/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3341] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3341] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 301] umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 3341] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] close(3 [pid 302] newfstatat(AT_FDCWD, "./631/binderfs" [pid 301] fstat(3 [pid 300] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./604" [pid 302] unlink("./631/binderfs" [pid 301] getdents64(3 [pid 3341] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3341] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3341] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3342 attached [pid 3341] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./605", 0777 [pid 302] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3342] set_robust_list(0x555557559760, 24) = 0 [pid 3342] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 3342] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./614/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./614/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3342] chdir("./588") = 0 [pid 302] newfstatat(AT_FDCWD, "./631/tracing" [pid 301] <... unlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3342] setpgid(0, 0) = 0 [pid 3342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3343 [pid 302] openat(AT_FDCWD, "./631/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./614/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3342] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./614/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 3342] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] close(4 [pid 3342] close(3 [pid 301] fstat(4 [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./631/tracing" [pid 301] getdents64(4 [pid 3342] <... close resumed>) = 0 [pid 3342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3342] write(1, "executing program\n", 18 [pid 302] close(3 [pid 301] close(4 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./631" [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3342] <... write resumed>) = 18 [pid 3342] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3342] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./614/tracing" [pid 302] mkdir("./632", 0777 [pid 299] <... openat resumed>) = 3 [pid 3342] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 302] <... mkdir resumed>) = 0 executing program [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3343 attached [pid 3342] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 301] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3342] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3342] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3342] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./614" [pid 299] umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3344 [pid 3342] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3342] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3342] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./615", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3343] set_robust_list(0x555557559760, 24 [pid 3342] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3344 attached [pid 3343] <... set_robust_list resumed>) = 0 [pid 3342] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./597/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] unlink("./597/binderfs" [pid 3343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3343] chdir("./605") = 0 [pid 3343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3343] <... prctl resumed>) = 0 [pid 3343] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3345 [pid 299] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3343] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3343] <... openat resumed>) = 3 [pid 299] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3343] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3343] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./597/tracing" [pid 3343] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3343] <... close resumed>) = 0 [pid 299] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3343] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3343] <... symlink resumed>) = 0 [pid 3344] set_robust_list(0x555557559760, 24 [pid 299] openat(AT_FDCWD, "./597/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3343] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 4 executing program [pid 3343] <... write resumed>) = 18 [pid 299] fstat(4 [pid 3343] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3343] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 3343] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3344] <... set_robust_list resumed>) = 0 [pid 3343] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 3343] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3343] <... mount resumed>) = 0 [pid 299] close(4 [pid 3343] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 3343] <... openat resumed>) = 3 [pid 299] rmdir("./597/tracing" [pid 3343] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 3343] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 3343] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3343] creat(NULL, 0732 [pid 299] close(3 [pid 3343] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3343] exit_group(0 [pid 299] rmdir("./597" [pid 3343] <... exit_group resumed>) = ? [pid 3344] rt_sigprocmask(SIG_SETMASK, [] [pid 3343] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3345 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./598", 0777 [pid 298] umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3345] set_robust_list(0x555557559760, 24) = 0 [pid 3345] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3345] chdir("./615") = 0 [pid 3345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3345] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3345] setpgid(0, 0) = 0 [pid 3345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3345] write(3, "1000", 4 [pid 298] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3346 [pid 3345] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3344] chdir("./632" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3345] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3344] <... chdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./588/binderfs" [pid 3344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3344] <... prctl resumed>) = 0 [pid 298] unlink("./588/binderfs" [pid 3345] <... close resumed>) = 0 [pid 3345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3344] setpgid(0, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3344] <... setpgid resumed>) = 0 [pid 298] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3345] write(1, "executing program\n", 18) = 18 [pid 300] umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3345] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 300] openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./588/tracing" [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3344] <... openat resumed>) = 3 [pid 298] umount2("./588/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3345] <... close_range resumed>) = 0 [pid 3344] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./588/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3344] <... write resumed>) = 4 [pid 300] umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3344] close(3 [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3344] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./605/binderfs" [pid 3344] symlink("/dev/binderfs", "./binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./605/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3345] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3345] <... mkdirat resumed>) = 0 [pid 3344] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 3344] write(1, "executing program\n", 18 [pid 300] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3344] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./588/tracing" [pid 3344] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./605/tracing" [pid 3345] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 3345] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3344] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3346 attached [pid 3345] <... openat resumed>) = 3 [pid 3344] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 3346] set_robust_list(0x555557559760, 24 [pid 3345] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./605/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3346] <... set_robust_list resumed>) = 0 [pid 3345] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 3346] rt_sigprocmask(SIG_SETMASK, [] [pid 3345] openat(AT_FDCWD, NULL, O_WRONLY [pid 3344] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./588" [pid 3346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3345] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3344] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(4 [pid 3346] chdir("./598" [pid 3345] creat(NULL, 0732 [pid 3346] <... chdir resumed>) = 0 [pid 3345] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3345] exit_group(0 [pid 3344] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 298] mkdir("./589", 0777 [pid 3346] <... prctl resumed>) = 0 [pid 3345] <... exit_group resumed>) = ? [pid 3344] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3346] setpgid(0, 0 [pid 3345] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... mkdir resumed>) = 0 [pid 3344] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3344] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3346] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3344] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./605/tracing" [pid 3346] write(3, "1000", 4) = 4 [pid 3346] close(3) = 0 [pid 3346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3344] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3347 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3344] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 300] close(3 [pid 3344] creat(NULL, 0732 [pid 301] fstat(3 [pid 300] <... close resumed>) = 0 [pid 3344] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./605" [pid 3346] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3346] <... write resumed>) = 18 [pid 3346] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3346] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3344] exit_group(0 [pid 300] mkdir("./606", 0777 [pid 301] umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3346] <... mkdirat resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 3344] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./615/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] unlink("./615/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3346] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3346] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3346] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3346] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3348 [pid 3346] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 3346] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3346] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3344] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./615/tracing" [pid 3346] exit_group(0) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3348 attached ci2-android-5-10/strace-static-x86_64: Process 3347 attached [pid 3346] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3347] set_robust_list(0x555557559760, 24) = 0 [pid 3347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3347] chdir("./589") = 0 [pid 301] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./615/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3347] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3347] setpgid(0, 0 [pid 301] fstat(4 [pid 3347] <... setpgid resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 3347] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 3347] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3347] <... write resumed>) = 4 [pid 301] rmdir("./615/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3347] close(3) = 0 [pid 3347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 3347] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 301] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 301] rmdir("./615" [pid 3347] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3347] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3347] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./616", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3347] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3347] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 executing program [pid 299] newfstatat(AT_FDCWD, "./598/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] unlink("./598/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3347] <... openat resumed>) = 3 [pid 3347] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 3347] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3347] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3349 [pid 3347] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3347] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3348] set_robust_list(0x555557559760, 24 [pid 3347] +++ exited with 0 +++ [pid 299] newfstatat(AT_FDCWD, "./598/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3349 attached [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3349] set_robust_list(0x555557559760, 24 [pid 299] openat(AT_FDCWD, "./598/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3349] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3349] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(4 [pid 3348] <... set_robust_list resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3349] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3349] chdir("./616" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3349] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 3349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3349] <... prctl resumed>) = 0 [pid 299] close(4 [pid 3349] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 3349] <... setpgid resumed>) = 0 [pid 299] rmdir("./598/tracing" [pid 3349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 3349] write(3, "1000", 4 [pid 299] getdents64(3 [pid 3348] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3349] <... write resumed>) = 4 [pid 3348] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] close(3) = 0 [pid 3349] close(3) = 0 [pid 299] rmdir("./598" [pid 3348] chdir("./606" [pid 302] umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3348] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] mkdir("./599", 0777 [pid 3348] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3349] write(1, "executing program\n", 18) = 18 [pid 3349] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3349] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(3 [pid 299] <... mkdir resumed>) = 0 [pid 3348] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3348] <... setpgid resumed>) = 0 [pid 3349] <... mkdirat resumed>) = 0 [pid 3348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3348] <... openat resumed>) = 3 [pid 302] umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 3349] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3349] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3349] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3350 [pid 302] newfstatat(AT_FDCWD, "./632/binderfs" [pid 3348] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3348] <... write resumed>) = 4 [pid 302] unlink("./632/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3349] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 3348] close(3 [pid 302] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3348] <... close resumed>) = 0 [pid 3349] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3348] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./632/tracing" [pid 298] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3349] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3348] <... symlink resumed>) = 0 [pid 298] umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3348] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./632/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3348] <... write resumed>) = 18 [pid 298] newfstatat(AT_FDCWD, "./589/binderfs" [pid 3349] creat(NULL, 0732 [pid 3348] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3348] <... close_range resumed>) = 0 executing program [pid 302] fstat(4 [pid 298] unlink("./589/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3349] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3349] exit_group(0 [pid 302] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 3349] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3348] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 298] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3349] +++ exited with 0 +++ [pid 3348] <... mkdirat resumed>) = 0 [pid 302] close(4 [pid 298] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3350 attached [pid 3350] set_robust_list(0x555557559760, 24) = 0 [pid 298] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 3348] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./632/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3350] chdir("./599" [pid 302] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./589/tracing" [pid 3348] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 3348] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./589/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./589/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./632" [pid 3348] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 3350] <... chdir resumed>) = 0 [pid 3350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3350] setpgid(0, 0) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 3348] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./633", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3350] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3348] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3350] <... write resumed>) = 4 [pid 3350] close(3) = 0 [pid 3350] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3348] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3351 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3350] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3348] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 3348] creat(NULL, 0732 [pid 298] rmdir("./589/tracing" [pid 3348] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3350] <... write resumed>) = 18 [pid 3350] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3350] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3348] exit_group(0 executing program [pid 298] getdents64(3 [pid 3350] <... mkdirat resumed>) = 0 [pid 3348] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3350] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(3 [pid 3350] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3350] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./589" [pid 301] <... restart_syscall resumed>) = 0 [pid 3350] <... openat resumed>) = 3 [pid 3350] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./590", 0777 [pid 3350] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3350] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3350] exit_group(0 [pid 301] umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3348] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3350] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3352 attached [pid 3350] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3351 attached [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3352 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./616/binderfs" [pid 3351] set_robust_list(0x555557559760, 24 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3351] <... set_robust_list resumed>) = 0 [pid 301] unlink("./616/binderfs" [pid 3351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3352] set_robust_list(0x555557559760, 24 [pid 301] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3351] chdir("./633" [pid 301] <... umount2 resumed>) = 0 [pid 3351] <... chdir resumed>) = 0 [pid 301] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3351] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./616/tracing" [pid 3351] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3351] <... setpgid resumed>) = 0 [pid 301] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3352] <... set_robust_list resumed>) = 0 [pid 3351] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./616/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3351] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 3351] <... write resumed>) = 4 [pid 301] fstat(4 [pid 3351] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3351] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3351] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3352] rt_sigprocmask(SIG_SETMASK, [] [pid 3351] <... symlink resumed>) = 0 [pid 301] getdents64(4 executing program [pid 3351] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3351] <... write resumed>) = 18 [pid 301] close(4 [pid 3351] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./616/tracing" [pid 3352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3351] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3352] chdir("./590" [pid 3351] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3351] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] close(3 [pid 3351] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./616" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3352] <... chdir resumed>) = 0 [pid 3351] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 3351] <... openat resumed>) = 3 [pid 301] mkdir("./617", 0777 [pid 299] openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3351] write(3, "p:s/p ./file0:0", 15 [pid 301] <... mkdir resumed>) = 0 [pid 3351] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 3 [pid 3351] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3352] <... prctl resumed>) = 0 [pid 3351] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 3352] setpgid(0, 0 [pid 3351] creat(NULL, 0732 [pid 300] <... restart_syscall resumed>) = 0 [pid 3351] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3353 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3353 attached [pid 3352] <... setpgid resumed>) = 0 [pid 3351] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 3352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3351] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3353] set_robust_list(0x555557559760, 24 [pid 3352] <... openat resumed>) = 3 [pid 3351] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3352] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3352] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3352] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./599/binderfs" [pid 3352] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3353] <... set_robust_list resumed>) = 0 [pid 3352] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./599/binderfs" [pid 300] getdents64(3 [pid 3353] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 3353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3353] chdir("./617" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3352] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./606/binderfs" [pid 3352] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] unlink("./606/binderfs" [pid 299] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3352] <... write resumed>) = 18 [pid 3353] <... chdir resumed>) = 0 [pid 3352] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3352] <... close_range resumed>) = 0 executing program [pid 302] umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./599/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3352] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./599/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 300] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 3353] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(4 [pid 302] umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./606/tracing" [pid 302] newfstatat(AT_FDCWD, "./633/binderfs" [pid 299] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./633/binderfs" [pid 299] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3353] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./606/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] close(4 [pid 3353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 299] <... close resumed>) = 0 [pid 3352] <... mkdirat resumed>) = 0 [pid 302] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3352] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./599/tracing" [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./633/tracing" [pid 3353] <... openat resumed>) = 3 [pid 3353] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3353] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3353] close(3 [pid 302] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 3353] <... close resumed>) = 0 [pid 3352] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3353] symlink("/dev/binderfs", "./binderfs" [pid 3352] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./633/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 299] close(3 [pid 3353] <... symlink resumed>) = 0 [pid 3353] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 3353] <... write resumed>) = 18 [pid 3352] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 300] rmdir("./606/tracing" [pid 299] <... close resumed>) = 0 [pid 3353] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3352] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3353] <... close_range resumed>) = 0 executing program [pid 3353] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 3352] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rmdir("./599" [pid 3353] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 3353] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3353] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3352] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] mkdir("./600", 0777 [pid 3353] <... openat resumed>) = 3 [pid 302] close(4 [pid 300] <... close resumed>) = 0 [pid 3353] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3353] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... mkdir resumed>) = 0 [pid 3353] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3352] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 300] rmdir("./606" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3353] creat(NULL, 0732 [pid 3352] creat(NULL, 0732 [pid 302] rmdir("./633/tracing" [pid 3353] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3353] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3353] <... exit_group resumed>) = ? [pid 3353] +++ exited with 0 +++ [pid 3352] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] mkdir("./607", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 3352] exit_group(0) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3352] +++ exited with 0 +++ [pid 302] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./633"ci2-android-5-10/strace-static-x86_64: Process 3354 attached ) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./634", 0777) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3354 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3355 [pid 3354] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3354] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3354] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3356 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3356 attached [pid 3354] chdir("./600" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3355 attached [pid 3355] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3354] <... chdir resumed>) = 0 [pid 3355] rt_sigprocmask(SIG_SETMASK, [] [pid 3354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3354] <... prctl resumed>) = 0 [pid 301] umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3355] chdir("./607" [pid 3354] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3355] <... chdir resumed>) = 0 [pid 3354] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 3355] <... prctl resumed>) = 0 [pid 301] fstat(3 [pid 3354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3355] setpgid(0, 0 [pid 301] getdents64(3 [pid 3355] <... setpgid resumed>) = 0 [pid 3355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3354] <... openat resumed>) = 3 [pid 301] umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3354] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3355] <... openat resumed>) = 3 [pid 3354] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./617/binderfs" [pid 3355] write(3, "1000", 4 [pid 3354] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3354] <... close resumed>) = 0 [pid 301] unlink("./617/binderfs" [pid 3355] <... write resumed>) = 4 [pid 3355] close(3) = 0 [pid 3355] symlink("/dev/binderfs", "./binderfs" [pid 3354] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 3355] <... symlink resumed>) = 0 [pid 3354] <... symlink resumed>) = 0 [pid 301] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3355] write(1, "executing program\n", 18) = 18 [pid 301] <... umount2 resumed>) = 0 executing program [pid 3354] write(1, "executing program\n", 18 [pid 301] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3355] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3354] <... write resumed>) = 18 executing program [pid 301] newfstatat(AT_FDCWD, "./617/tracing" [pid 3355] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3354] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3355] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3354] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3356] set_robust_list(0x555557559760, 24 [pid 3355] <... mkdirat resumed>) = 0 [pid 3354] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./617/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3355] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3356] <... set_robust_list resumed>) = 0 [pid 3354] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3354] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(4 [pid 3356] rt_sigprocmask(SIG_SETMASK, [] [pid 3354] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3355] <... mount resumed>) = 0 [pid 3354] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 3355] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3354] <... openat resumed>) = 3 [pid 3355] write(3, "p:s/p ./file0:0", 15 [pid 3354] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 3355] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3354] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3355] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 3354] openat(AT_FDCWD, NULL, O_WRONLY [pid 3355] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3354] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./617/tracing" [pid 3354] creat(NULL, 0732 [pid 3355] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3355] exit_group(0 [pid 3354] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3355] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3354] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3354] <... exit_group resumed>) = ? [pid 301] close(3 [pid 3355] +++ exited with 0 +++ [pid 3354] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./617" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3356] chdir("./634" [pid 301] mkdir("./618", 0777 [pid 3356] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3356] <... prctl resumed>) = 0 [pid 298] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3356] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 3356] <... setpgid resumed>) = 0 [pid 3356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3356] write(3, "1000", 4) = 4 [pid 3356] close(3) = 0 [pid 3356] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3356] write(1, "executing program\n", 18) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3357 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3356] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] newfstatat(AT_FDCWD, "./590/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3356] <... close_range resumed>) = 0 executing program [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3356] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] unlink("./590/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3357 attached [pid 3356] <... mkdirat resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3356] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3356] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3356] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3356] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3356] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./590/tracing" [pid 3356] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3356] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./590/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3356] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3356] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./590/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3356] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3356] exit_group(0 [pid 298] fstat(4 [pid 3356] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3357] set_robust_list(0x555557559760, 24 [pid 3356] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] close(4 [pid 3357] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 298] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./590/tracing" [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./634/binderfs" [pid 300] newfstatat(AT_FDCWD, "./607/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] unlink("./634/binderfs" [pid 300] unlink("./607/binderfs" [pid 299] newfstatat(AT_FDCWD, "./600/binderfs" [pid 3357] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./590" [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./600/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./634/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] mkdir("./591", 0777 [pid 299] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./634/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./607/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./600/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./634/tracing") = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./607/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3358 [pid 302] close(3 [pid 300] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./600/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] fstat(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./634" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3357] chdir("./618" [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] fstat(4 [pid 302] mkdir("./635", 0777 [pid 3357] <... chdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3359 attached [pid 3357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3359 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./607/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3358 attached [pid 3358] set_robust_list(0x555557559760, 24) = 0 [pid 3358] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 300] getdents64(3 [pid 3358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 3357] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./600/tracing" [pid 3357] setpgid(0, 0 [pid 300] close(3 [pid 3358] chdir("./591") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3357] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 300] rmdir("./607" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3358] setpgid(0, 0) = 0 [pid 3358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 300] mkdir("./608", 0777 [pid 299] <... close resumed>) = 0 [pid 3358] <... openat resumed>) = 3 [pid 3358] write(3, "1000", 4) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./600" [pid 3357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3358] close(3) = 0 [pid 3358] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3357] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 3358] write(1, "executing program\n", 18) = 18 [pid 3358] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3358] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3357] write(3, "1000", 4 [pid 299] mkdir("./601", 0777 [pid 3357] <... write resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3360 [pid 3358] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3357] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3357] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3358] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3358] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3358] openat(AT_FDCWD, NULL, O_WRONLY [pid 3357] symlink("/dev/binderfs", "./binderfs" [pid 3358] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3361 [pid 3358] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3358] exit_group(0 [pid 3357] <... symlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3358] <... exit_group resumed>) = ? [pid 3357] write(1, "executing program\n", 18 [pid 3359] set_robust_list(0x555557559760, 24 [pid 3358] +++ exited with 0 +++ [pid 3357] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 3360 attached [pid 3360] set_robust_list(0x555557559760, 24) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3357] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3360] rt_sigprocmask(SIG_SETMASK, [] [pid 3357] <... close_range resumed>) = 0 [pid 3359] <... set_robust_list resumed>) = 0 [pid 3357] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3360] chdir("./608") = 0 [pid 3360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3360] setpgid(0, 0) = 0 [pid 3360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3357] <... mkdirat resumed>) = 0 [pid 3360] <... openat resumed>) = 3 [pid 3357] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3359] rt_sigprocmask(SIG_SETMASK, [] [pid 3357] <... mount resumed>) = 0 [pid 3360] write(3, "1000", 4 [pid 3359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3357] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3360] <... write resumed>) = 4 [pid 3360] close(3) = 0 [pid 3360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3359] chdir("./635" [pid 3357] <... openat resumed>) = 3 [pid 3360] write(1, "executing program\n", 18) = 18 [pid 3360] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3360] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 3357] write(3, "p:s/p ./file0:0", 15 [pid 3359] <... chdir resumed>) = 0 [pid 3360] <... mkdirat resumed>) = 0 [pid 3359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3357] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3360] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3359] <... prctl resumed>) = 0 [pid 3357] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 3361 attached [pid 3361] set_robust_list(0x555557559760, 24 [pid 3360] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3361] <... set_robust_list resumed>) = 0 [pid 3361] rt_sigprocmask(SIG_SETMASK, [] [pid 3360] <... openat resumed>) = 3 [pid 3359] setpgid(0, 0 [pid 3357] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3360] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3357] creat(NULL, 0732 [pid 3359] <... setpgid resumed>) = 0 [pid 3357] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3361] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3357] exit_group(0 [pid 3361] chdir("./601" [pid 3357] <... exit_group resumed>) = ? [pid 3361] <... chdir resumed>) = 0 [pid 3360] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3360] creat(NULL, 0732 [pid 3357] +++ exited with 0 +++ [pid 3361] setpgid(0, 0 [pid 3360] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3361] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3360] exit_group(0 [pid 3359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... restart_syscall resumed>) = 0 [pid 3361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3360] <... exit_group resumed>) = ? [pid 3359] <... openat resumed>) = 3 [pid 3361] <... openat resumed>) = 3 [pid 3360] +++ exited with 0 +++ [pid 3359] write(3, "1000", 4 [pid 3361] write(3, "1000", 4 [pid 298] umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3359] <... write resumed>) = 4 [pid 3361] <... write resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3359] close(3 [pid 298] openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3361] close(3) = 0 [pid 3359] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3361] symlink("/dev/binderfs", "./binderfs" [pid 3359] symlink("/dev/binderfs", "./binderfs" [pid 298] fstat(3 [pid 3361] <... symlink resumed>) = 0 [pid 3361] write(1, "executing program\n", 18) = 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3361] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 298] getdents64(3 [pid 3361] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3359] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3361] <... mkdirat resumed>) = 0 [pid 3359] write(1, "executing program\n", 18 [pid 298] umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3361] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3359] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3361] <... mount resumed>) = 0 [pid 3359] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] newfstatat(AT_FDCWD, "./591/binderfs" [pid 3361] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3359] <... close_range resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3361] <... openat resumed>) = 3 [pid 298] unlink("./591/binderfs" [pid 3359] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3361] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3361] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./591/tracing" [pid 301] fstat(3 [pid 3361] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3359] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 298] umount2("./591/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3361] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3359] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./591/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3361] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./618/binderfs" [pid 298] <... openat resumed>) = 4 [pid 3359] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 3359] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] unlink("./618/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3361] <... exit_group resumed>) = ? [pid 3361] +++ exited with 0 +++ [pid 3359] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 3359] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3359] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 3359] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./618/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] close(4 [pid 3359] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3359] creat(NULL, 0732 [pid 301] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] rmdir("./591/tracing" [pid 300] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./618/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 3359] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 3359] exit_group(0 [pid 301] fstat(4 [pid 299] openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 3359] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 299] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] close(3 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./608/binderfs" [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 298] rmdir("./591" [pid 301] close(4 [pid 300] unlink("./608/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./618/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./592", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./601/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] unlink("./601/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] newfstatat(AT_FDCWD, "./608/tracing" [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./618" [pid 300] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./619", 0777 [pid 300] openat(AT_FDCWD, "./608/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./601/tracing" [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3362 [pid 3359] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(4 [pid 299] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3362 attached [pid 3362] set_robust_list(0x555557559760, 24) = 0 [pid 3362] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./601/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3362] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3363 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] close(4 [pid 3362] chdir("./592" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 299] fstat(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./608/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3362] <... chdir resumed>) = 0 [pid 3362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 3362] setpgid(0, 0 [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3362] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 300] rmdir("./608" [pid 3362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 3362] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./601/tracing" [pid 300] mkdir("./609", 0777 [pid 3362] write(3, "1000", 4) = 4 [pid 3362] close(3) = 0 [pid 3362] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3362] <... symlink resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 3362] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 302] umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3364 [pid 299] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./601" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./635/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./635/binderfs" [pid 3362] <... write resumed>) = 18 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3362] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./602", 0777ci2-android-5-10/strace-static-x86_64: Process 3364 attached [pid 3362] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3362] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3364] set_robust_list(0x555557559760, 24 [pid 3362] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 3362] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./635/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3364] <... set_robust_list resumed>) = 0 [pid 3362] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3362] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3362] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3364] rt_sigprocmask(SIG_SETMASK, [] [pid 3362] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./635/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3362] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 3362] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 3362] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3365 [pid 3362] creat(NULL, 0732 [pid 302] getdents64(4 [pid 3362] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3364] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3362] exit_group(0 [pid 302] getdents64(4 [pid 3362] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3365 attached [pid 3364] chdir("./609" [pid 3362] +++ exited with 0 +++ [pid 302] close(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3363 attached [pid 302] <... close resumed>) = 0 [pid 3363] set_robust_list(0x555557559760, 24 [pid 302] rmdir("./635/tracing" [pid 3365] set_robust_list(0x555557559760, 24 [pid 3364] <... chdir resumed>) = 0 [pid 3363] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3363] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3365] <... set_robust_list resumed>) = 0 [pid 3364] <... prctl resumed>) = 0 [pid 3363] chdir("./619" [pid 302] close(3 [pid 3364] setpgid(0, 0 [pid 3363] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rmdir("./635" [pid 3365] rt_sigprocmask(SIG_SETMASK, [] [pid 3364] <... setpgid resumed>) = 0 [pid 3363] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3363] setpgid(0, 0 [pid 302] mkdir("./636", 0777 [pid 3365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3363] <... setpgid resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3363] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3364] <... openat resumed>) = 3 [pid 3363] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3365] chdir("./602" [pid 3364] write(3, "1000", 4 [pid 3363] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3366 attached [pid 3363] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3366 [pid 3364] <... write resumed>) = 4 [pid 3363] <... close resumed>) = 0 [pid 3365] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3363] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3366] set_robust_list(0x555557559760, 24 [pid 3365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3364] close(3 [pid 3363] <... symlink resumed>) = 0 [pid 3363] write(1, "executing program\n", 18 [pid 3364] <... close resumed>) = 0 [pid 3363] <... write resumed>) = 18 executing program [pid 3363] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3363] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 3366] <... set_robust_list resumed>) = 0 [pid 3365] <... prctl resumed>) = 0 [pid 3364] symlink("/dev/binderfs", "./binderfs" [pid 3366] rt_sigprocmask(SIG_SETMASK, [] [pid 3365] setpgid(0, 0 [pid 3364] <... symlink resumed>) = 0 [pid 3363] <... mkdirat resumed>) = 0 [pid 3363] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3364] write(1, "executing program\n", 18 [pid 3363] <... mount resumed>) = 0 [pid 3365] <... setpgid resumed>) = 0 [pid 3363] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program [pid 298] umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3364] <... write resumed>) = 18 [pid 3363] <... openat resumed>) = 3 [pid 3363] write(3, "p:s/p ./file0:0", 15 [pid 3364] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3363] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3364] <... close_range resumed>) = 0 [pid 3366] chdir("./636" [pid 3363] openat(AT_FDCWD, NULL, O_WRONLY [pid 3366] <... chdir resumed>) = 0 [pid 3363] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3364] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3363] creat(NULL, 0732 [pid 3366] <... prctl resumed>) = 0 [pid 3363] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3366] setpgid(0, 0 [pid 3363] exit_group(0 [pid 298] <... openat resumed>) = 3 [pid 3366] <... setpgid resumed>) = 0 [pid 3363] <... exit_group resumed>) = ? [pid 3366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3364] <... mkdirat resumed>) = 0 [pid 3363] +++ exited with 0 +++ [pid 298] fstat(3 [pid 3366] <... openat resumed>) = 3 [pid 3364] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3366] write(3, "1000", 4) = 4 [pid 3364] <... mount resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3364] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(3 [pid 3366] close(3) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3364] <... openat resumed>) = 3 [pid 298] umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3364] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3366] symlink("/dev/binderfs", "./binderfs" [pid 3364] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] newfstatat(AT_FDCWD, "./592/binderfs" [pid 3366] <... symlink resumed>) = 0 [pid 3364] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3365] <... openat resumed>) = 3 [pid 3364] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] unlink("./592/binderfs" [pid 3364] creat(NULL, 0732 [pid 3366] write(1, "executing program\n", 18) = 18 [pid 3366] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 [pid 3364] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3366] <... close_range resumed>) = 0 [pid 3364] exit_group(0 executing program [pid 3366] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3364] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = 0 [pid 3366] <... mkdirat resumed>) = 0 [pid 3366] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3364] +++ exited with 0 +++ [pid 298] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3366] <... mount resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3365] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./592/tracing" [pid 3365] <... write resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3365] close(3 [pid 298] umount2("./592/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3366] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3365] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./592/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3366] <... openat resumed>) = 3 [pid 3365] symlink("/dev/binderfs", "./binderfs" [pid 298] <... openat resumed>) = 4 [pid 3366] write(3, "p:s/p ./file0:0", 15 [pid 298] fstat(4 [pid 3366] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3365] <... symlink resumed>) = 0 [pid 298] getdents64(4 [pid 3366] openat(AT_FDCWD, NULL, O_WRONLY [pid 3365] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3366] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3365] <... write resumed>) = 18 [pid 298] getdents64(4 [pid 3366] creat(NULL, 0732 [pid 3365] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3366] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3365] <... close_range resumed>) = 0 executing program [pid 298] close(4 [pid 3366] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3365] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rmdir("./592/tracing" [pid 3366] <... exit_group resumed>) = ? [pid 3366] +++ exited with 0 +++ [pid 3365] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3365] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./592" [pid 3365] <... mount resumed>) = 0 [pid 3365] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./593", 0777 [pid 3365] <... openat resumed>) = 3 [pid 3365] write(3, "p:s/p ./file0:0", 15 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3365] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3365] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3367 [pid 3365] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3367 attached [pid 3365] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3367] set_robust_list(0x555557559760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3365] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3367] <... set_robust_list resumed>) = 0 [pid 3365] exit_group(0 [pid 3367] rt_sigprocmask(SIG_SETMASK, [] [pid 3365] <... exit_group resumed>) = ? [pid 3367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3367] chdir("./593") = 0 [pid 3367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3367] setpgid(0, 0) = 0 [pid 3367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3365] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./636/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./636/binderfs") = 0 [pid 302] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./636/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./636/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] close(4) = 0 [pid 301] fstat(3 [pid 302] rmdir("./636/tracing") = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 302] close(3) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./636") = 0 [pid 301] umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./637", 0777) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./619/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3368 [pid 301] unlink("./619/binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3367] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 300] fstat(3 [pid 301] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./619/tracing" [pid 3367] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./609/binderfs" [pid 301] openat(AT_FDCWD, "./619/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] unlink("./609/binderfs" [pid 301] fstat(4 [pid 3367] close(3) = 0 [pid 3367] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3367] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3367] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 300] newfstatat(AT_FDCWD, "./609/tracing" [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./619/tracing" [pid 300] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3367] <... write resumed>) = 18 [pid 3367] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3367] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./609/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 3368 attached [pid 3367] <... mkdirat resumed>) = 0 [pid 301] close(3 [pid 300] <... openat resumed>) = 4 [pid 3367] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... close resumed>) = 0 [pid 300] fstat(4 [pid 301] rmdir("./619" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3367] <... mount resumed>) = 0 [pid 3367] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 3367] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./620", 0777 [pid 3367] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3367] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3367] creat(NULL, 0732 [pid 301] <... mkdir resumed>) = 0 [pid 3367] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3367] exit_group(0) = ? [pid 3367] +++ exited with 0 +++ [pid 3368] set_robust_list(0x555557559760, 24 [pid 300] rmdir("./609/tracing" [pid 299] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3369 ci2-android-5-10/strace-static-x86_64: Process 3369 attached [pid 3369] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] close(3 [pid 3369] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3369] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./609" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3369] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3369] chdir("./620") = 0 [pid 3369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./602/binderfs" [pid 298] umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./610", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3369] <... prctl resumed>) = 0 [pid 3369] setpgid(0, 0) = 0 [pid 3369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] unlink("./602/binderfs" [pid 298] openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3369] write(3, "1000", 4) = 4 [pid 299] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3369] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3369] <... close resumed>) = 0 [pid 3369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3369] write(1, "executing program\n", 18) = 18 [pid 3369] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3370 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3369] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./602/tracing" [pid 298] umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./593/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./602/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./593/binderfs" [pid 299] <... openat resumed>) = 4 [pid 3369] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(4 [pid 298] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3369] <... mkdirat resumed>) = 0 [pid 3368] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = 0 [pid 3369] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] getdents64(4 [pid 298] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 3369] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] newfstatat(AT_FDCWD, "./593/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./602/tracing" [pid 298] umount2("./593/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3369] <... openat resumed>) = 3 [pid 3369] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] openat(AT_FDCWD, "./593/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] close(3 [pid 298] fstat(4 [pid 3369] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./602" [pid 298] getdents64(4 [pid 3369] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3369] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3369] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] mkdir("./603", 0777 [pid 298] getdents64(4 [pid 3369] <... exit_group resumed>) = ? [pid 3369] +++ exited with 0 +++ [pid 3368] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3368] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3370 attached [pid 3370] set_robust_list(0x555557559760, 24) = 0 [pid 3370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3368] chdir("./637" [pid 298] rmdir("./593/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3371 [pid 3370] chdir("./610") = 0 [pid 3370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 3370] <... prctl resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 3368] <... chdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] close(3 [pid 3368] <... prctl resumed>) = 0 [pid 3370] setpgid(0, 0) = 0 [pid 298] <... close resumed>) = 0 [pid 3368] setpgid(0, 0 [pid 298] rmdir("./593" [pid 3370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3368] <... setpgid resumed>) = 0 [pid 298] mkdir("./594", 0777 [pid 3370] write(3, "1000", 4) = 4 [pid 3370] close(3) = 0 [pid 3370] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3370] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3370] <... write resumed>) = 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3368] <... openat resumed>) = 3 [pid 3370] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3370] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3368] write(3, "1000", 4 [pid 3370] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3372 [pid 3368] <... write resumed>) = 4 [pid 3370] <... mount resumed>) = 0 [pid 3368] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3370] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3368] <... close resumed>) = 0 [pid 3370] <... openat resumed>) = 3 [pid 3368] symlink("/dev/binderfs", "./binderfs" [pid 3370] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3370] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3368] <... symlink resumed>) = 0 [pid 3370] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3370] exit_group(0 [pid 3368] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3372 attached [pid 3370] <... exit_group resumed>) = ? executing program [pid 3372] set_robust_list(0x555557559760, 24 [pid 3370] +++ exited with 0 +++ [pid 3368] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 3371 attached [pid 3368] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3371] set_robust_list(0x555557559760, 24 [pid 3368] <... close_range resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3371] <... set_robust_list resumed>) = 0 [pid 3371] rt_sigprocmask(SIG_SETMASK, [] [pid 3368] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 3371] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3371] chdir("./603") = 0 [pid 301] umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3371] <... prctl resumed>) = 0 [pid 301] openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3371] setpgid(0, 0 [pid 301] <... openat resumed>) = 3 [pid 3368] <... mkdirat resumed>) = 0 [pid 301] fstat(3 [pid 3371] <... setpgid resumed>) = 0 [pid 3368] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3 [pid 3371] <... openat resumed>) = 3 [pid 3368] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3371] write(3, "1000", 4 [pid 3368] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3371] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3368] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./620/binderfs" [pid 3371] close(3 [pid 3368] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3371] <... close resumed>) = 0 [pid 301] unlink("./620/binderfs" [pid 3371] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3368] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 3372] <... set_robust_list resumed>) = 0 [pid 3368] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3371] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = 0 [pid 3368] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3368] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3371] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./620/tracing" [pid 3368] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3371] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 3368] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./620/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3368] <... exit_group resumed>) = ? [pid 3371] <... close_range resumed>) = 0 [pid 3371] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 301] getdents64(4 [pid 3371] <... mkdirat resumed>) = 0 [pid 3368] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 3 [pid 3371] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] fstat(3 [pid 3372] rt_sigprocmask(SIG_SETMASK, [] [pid 3371] <... mount resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3371] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 3371] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 3371] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./620/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3371] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3371] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./610/binderfs" [pid 301] close(3 [pid 3371] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 300] unlink("./610/binderfs" [pid 301] rmdir("./620" [pid 3371] exit_group(0) = ? [pid 300] <... unlink resumed>) = 0 [pid 3372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3371] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./621", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3372] chdir("./594" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3372] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3372] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./610/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 3372] setpgid(0, 0 [pid 302] umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3373 [pid 3372] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./637/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./637/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3372] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./610/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3372] write(3, "1000", 4 [pid 302] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 3372] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3372] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./637/tracing" [pid 300] getdents64(4 [pid 3372] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 3372] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] openat(AT_FDCWD, "./637/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] close(4 [pid 299] getdents64(3 [pid 3372] <... symlink resumed>) = 0 [pid 302] fstat(4 [pid 300] <... close resumed>) = 0 [pid 3372] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./610/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3372] <... write resumed>) = 18 [pid 302] close(4 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3372] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 executing program [pid 300] getdents64(3 [pid 302] rmdir("./637/tracing" executing program executing program [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3373 attached [pid 3372] <... close_range resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./603/binderfs" [pid 3373] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 300] close(3 [pid 3373] <... set_robust_list resumed>) = 0 [pid 3372] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3373] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(3 [pid 300] <... close resumed>) = 0 [pid 299] unlink("./603/binderfs" [pid 3373] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3372] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] rmdir("./610" [pid 3373] chdir("./621" [pid 3372] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./637" [pid 299] <... unlink resumed>) = 0 [pid 3373] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3372] <... mount resumed>) = 0 [pid 302] mkdir("./638", 0777 [pid 300] mkdir("./611", 0777 [pid 299] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3373] <... prctl resumed>) = 0 [pid 3372] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 3373] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3373] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3373] <... openat resumed>) = 3 [pid 3372] <... openat resumed>) = 3 [pid 3373] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3374 [pid 3373] <... write resumed>) = 4 [pid 3372] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3373] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3373] <... close resumed>) = 0 [pid 3372] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3373] symlink("/dev/binderfs", "./binderfs" [pid 3372] openat(AT_FDCWD, NULL, O_WRONLY [pid 3373] <... symlink resumed>) = 0 [pid 3373] write(1, "executing program\n", 18) = 18 [pid 3373] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3372] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3375 [pid 299] newfstatat(AT_FDCWD, "./603/tracing" [pid 3372] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3373] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3372] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3372] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3372] <... exit_group resumed>) = ? [pid 299] openat(AT_FDCWD, "./603/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3373] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3373] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(4 [pid 3373] <... mount resumed>) = 0 [pid 3372] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3373] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3373] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 3373] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3373] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] close(4 [pid 3373] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 3373] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./603/tracing" [pid 3373] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3373] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3374 attached [pid 3373] +++ exited with 0 +++ [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3375 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 3375] set_robust_list(0x555557559760, 24 [pid 299] <... close resumed>) = 0 [pid 3375] <... set_robust_list resumed>) = 0 [pid 299] rmdir("./603" [pid 3375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3375] chdir("./611") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] mkdir("./604", 0777 [pid 3375] <... prctl resumed>) = 0 [pid 3375] setpgid(0, 0) = 0 [pid 3375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 3375] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3375] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3375] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3375] <... close resumed>) = 0 [pid 3375] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3375] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3376 [pid 3375] <... write resumed>) = 18 [pid 3375] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3375] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3375] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3374] set_robust_list(0x555557559760, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 3375] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3375] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3375] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3375] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3375] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 3375] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 3375] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3375] creat(NULL, 0732 [pid 301] getdents64(3 [pid 3375] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3375] exit_group(0 [pid 301] umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3375] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3375] +++ exited with 0 +++ [pid 3374] <... set_robust_list resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./621/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] unlink("./621/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3376 attached [pid 3376] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3376] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3376] chdir("./604" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./621/tracing" [pid 298] umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./621/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 3376] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 3376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 3376] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./594/binderfs" [pid 301] close(4 [pid 3376] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 298] unlink("./594/binderfs" [pid 301] rmdir("./621/tracing" [pid 3376] <... setpgid resumed>) = 0 [pid 3376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 3376] <... openat resumed>) = 3 [pid 3376] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3376] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3376] close(3 [pid 301] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./594/tracing" [pid 3374] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./621" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3376] <... close resumed>) = 0 [pid 3376] symlink("/dev/binderfs", "./binderfs" [pid 3374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./594/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./622", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3376] <... symlink resumed>) = 0 [pid 3376] write(1, "executing program\n", 18) = 18 [pid 3376] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./594/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3374] chdir("./638" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 3376] <... close_range resumed>) = 0 executing program [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 3374] <... chdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3376] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(4 [pid 3374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3377 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3376] <... mkdirat resumed>) = 0 [pid 3374] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 3376] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3374] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3374] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 3376] <... mount resumed>) = 0 [pid 3374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./594/tracing" [pid 3376] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3376] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 300] openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 3374] <... openat resumed>) = 3 [pid 298] close(3 [pid 3374] write(3, "1000", 4 [pid 300] fstat(3 [pid 298] <... close resumed>) = 0 [pid 3374] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./594" [pid 3374] close(3 [pid 300] getdents64(3 [pid 3376] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3376] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3376] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3374] <... close resumed>) = 0 [pid 298] mkdir("./595", 0777 [pid 300] umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3376] <... exit_group resumed>) = ? [pid 3376] +++ exited with 0 +++ [pid 3374] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./611/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] unlink("./611/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3377 attached [pid 3377] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 3377] <... set_robust_list resumed>) = 0 [pid 300] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3377] chdir("./622") = 0 [pid 3377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3378 [pid 300] <... umount2 resumed>) = 0 [pid 3377] <... prctl resumed>) = 0 [pid 300] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3374] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3377] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./611/tracing" [pid 3374] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3377] <... setpgid resumed>) = 0 [pid 3374] <... write resumed>) = 18 [pid 300] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3374] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3377] <... openat resumed>) = 3 [pid 3374] <... close_range resumed>) = 0 executing program [pid 300] openat(AT_FDCWD, "./611/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3377] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 3377] <... write resumed>) = 4 [pid 300] fstat(4 [pid 3377] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3374] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 3377] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./611/tracing" [pid 299] openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3377] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 299] getdents64(3 [pid 3377] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./611" [pid 3374] <... mkdirat resumed>) = 0 [pid 299] umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3377] <... write resumed>) = 18 [pid 3377] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3377] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 3374] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./612", 0777 [pid 299] newfstatat(AT_FDCWD, "./604/binderfs" [pid 3377] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] unlink("./604/binderfs" [pid 3374] <... mount resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3377] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3374] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 3377] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3377] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3377] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3379 [pid 3377] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3374] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3374] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3377] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3377] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./604/tracing" [pid 3374] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3377] +++ exited with 0 +++ [pid 3374] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3374] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3374] creat(NULL, 0732 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3374] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./604/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3378 attached ) = 4 [pid 3374] exit_group(0 [pid 299] fstat(4 [pid 3378] set_robust_list(0x555557559760, 24 [pid 3374] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3378] <... set_robust_list resumed>) = 0 [pid 299] getdents64(4 [pid 3378] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3378] chdir("./595" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3374] +++ exited with 0 +++ [pid 299] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./604/tracing" [pid 3378] <... chdir resumed>) = 0 [pid 3378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3378] setpgid(0, 0) = 0 [pid 3378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3379 attached [pid 3378] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3378] write(3, "1000", 4) = 4 [pid 3378] close(3) = 0 [pid 3378] symlink("/dev/binderfs", "./binderfs" [pid 3379] set_robust_list(0x555557559760, 24 [pid 3378] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3378] write(1, "executing program\n", 18 [pid 299] close(3 [pid 3378] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 [pid 3378] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./604" [pid 3378] <... close_range resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 3378] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3379] <... set_robust_list resumed>) = 0 [pid 3378] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3378] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./605", 0777 [pid 3379] rt_sigprocmask(SIG_SETMASK, [] [pid 3378] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3378] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3378] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 3378] write(3, "p:s/p ./file0:0", 15 [pid 302] fstat(3 [pid 3379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3378] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3378] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 301] umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3379] chdir("./612" [pid 3378] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3378] creat(NULL, 0732 [pid 302] umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3378] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3378] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./638/binderfs" [pid 301] <... openat resumed>) = 3 [pid 3378] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 3379] <... chdir resumed>) = 0 [pid 3378] +++ exited with 0 +++ [pid 302] unlink("./638/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3380 [pid 302] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./638/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./622/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 3379] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./638/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] unlink("./622/binderfs" [pid 3379] <... setpgid resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 3379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3379] write(3, "1000", 4 [pid 302] close(4 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] <... write resumed>) = 4 [pid 302] rmdir("./638/tracing" [pid 3379] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 3379] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./622/tracing" [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3379] symlink("/dev/binderfs", "./binderfs" [pid 302] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] <... symlink resumed>) = 0 [pid 302] rmdir("./638" [pid 298] getdents64(3 [pid 3379] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3379] <... write resumed>) = 18 executing program [pid 302] mkdir("./639", 0777 [pid 301] openat(AT_FDCWD, "./622/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3379] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 3379] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3381 attached ci2-android-5-10/strace-static-x86_64: Process 3380 attached [pid 3379] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./595/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3381 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3379] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 298] unlink("./595/binderfs" [pid 3379] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3380] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] close(4 [pid 3380] rt_sigprocmask(SIG_SETMASK, [] [pid 3379] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./622/tracing" [pid 3381] set_robust_list(0x555557559760, 24 [pid 3380] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3380] chdir("./605") = 0 [pid 3380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3380] setpgid(0, 0) = 0 [pid 3380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3379] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3379] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3380] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./595/tracing" [pid 3379] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3379] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 298] umount2("./595/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./622" [pid 3379] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3380] <... write resumed>) = 4 [pid 3380] close(3) = 0 [pid 3380] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./595/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3379] creat(NULL, 0732 [pid 301] mkdir("./623", 0777 [pid 298] <... openat resumed>) = 4 [pid 3379] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3380] <... symlink resumed>) = 0 [pid 3380] write(1, "executing program\n", 18) = 18 [pid 3380] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3380] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3379] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 3379] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3380] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3380] <... mount resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3380] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 3380] <... openat resumed>) = 3 [pid 3380] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3380] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3380] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3382 executing program [pid 298] close(4 [pid 3379] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 3380] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./595/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3380] exit_group(0) = ? [pid 3381] <... set_robust_list resumed>) = 0 [pid 3380] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3382 attached ) = 0 [pid 3382] set_robust_list(0x555557559760, 24 [pid 298] rmdir("./595" [pid 3382] <... set_robust_list resumed>) = 0 [pid 3382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3382] chdir("./623" [pid 298] <... rmdir resumed>) = 0 [pid 3381] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./596", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 3381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3383 [pid 3382] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3381] chdir("./639" [pid 299] umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./605/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./605/binderfs" [pid 3382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3381] <... chdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3382] <... prctl resumed>) = 0 [pid 3381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./605/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./605/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3382] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./605/tracing" [pid 3382] <... setpgid resumed>) = 0 [pid 3381] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./605" [pid 3382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3381] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./606", 0777 [pid 3382] <... openat resumed>) = 3 [pid 3381] <... setpgid resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3382] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3382] <... write resumed>) = 4 [pid 3381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3382] close(3 [pid 3381] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3384 attached [pid 3381] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3384 [pid 3382] <... close resumed>) = 0 [pid 3381] <... write resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3382] symlink("/dev/binderfs", "./binderfs" [pid 3381] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3383 attached [pid 3381] <... close resumed>) = 0 [pid 3382] <... symlink resumed>) = 0 [pid 300] umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3382] write(1, "executing program\n", 18 [pid 3381] symlink("/dev/binderfs", "./binderfs" [pid 3382] <... write resumed>) = 18 executing program [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3383] set_robust_list(0x555557559760, 24 [pid 300] openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3383] <... set_robust_list resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3383] rt_sigprocmask(SIG_SETMASK, [] [pid 3382] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3381] <... symlink resumed>) = 0 [pid 300] fstat(3 [pid 3383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3381] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3382] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 3383] chdir("./596" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3382] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3381] <... write resumed>) = 18 [pid 300] umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3383] <... chdir resumed>) = 0 [pid 3381] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3381] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./612/binderfs" [pid 3383] <... prctl resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3381] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] unlink("./612/binderfs" [pid 3383] setpgid(0, 0 [pid 300] <... unlink resumed>) = 0 [pid 3383] <... setpgid resumed>) = 0 [pid 300] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 3383] <... openat resumed>) = 3 [pid 3382] <... mkdirat resumed>) = 0 [pid 3381] <... mkdirat resumed>) = 0 [pid 300] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3383] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3382] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3381] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./612/tracing" [pid 3383] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3383] close(3 [pid 300] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3383] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3381] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./612/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3383] symlink("/dev/binderfs", "./binderfs" [pid 3382] <... mount resumed>) = 0 [pid 3381] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 3383] <... symlink resumed>) = 0 [pid 3382] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3381] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 3384] set_robust_list(0x555557559760, 24 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3382] <... openat resumed>) = 3 [pid 3381] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3382] write(3, "p:s/p ./file0:0", 15 [pid 3381] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3383] write(1, "executing program\n", 18 [pid 300] getdents64(4 [pid 3383] <... write resumed>) = 18 [pid 3382] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3381] openat(AT_FDCWD, NULL, O_WRONLY [pid 3382] openat(AT_FDCWD, NULL, O_WRONLY executing program [pid 300] close(4 [pid 3381] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3382] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3381] creat(NULL, 0732 [pid 300] rmdir("./612/tracing" [pid 3383] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3383] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3384] <... set_robust_list resumed>) = 0 [pid 3383] <... mkdirat resumed>) = 0 [pid 3382] creat(NULL, 0732 [pid 3381] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 3383] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 3382] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 3383] <... mount resumed>) = 0 [pid 3382] exit_group(0 [pid 3381] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 3383] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./612" [pid 3382] <... exit_group resumed>) = ? [pid 3381] <... exit_group resumed>) = ? [pid 3383] <... openat resumed>) = 3 [pid 3383] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3383] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3383] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3383] exit_group(0) = ? [pid 3382] +++ exited with 0 +++ [pid 3383] +++ exited with 0 +++ [pid 3381] +++ exited with 0 +++ [pid 300] mkdir("./613", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3385 [pid 298] umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 ci2-android-5-10/strace-static-x86_64: Process 3385 attached [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3385] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 3385] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3385] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./596/binderfs" [pid 3385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3385] chdir("./613" [pid 298] unlink("./596/binderfs" [pid 3385] <... chdir resumed>) = 0 [pid 3385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... unlink resumed>) = 0 [pid 3385] <... prctl resumed>) = 0 [pid 298] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3385] setpgid(0, 0) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3385] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3384] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./596/tracing" [pid 3385] write(3, "1000", 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3385] <... write resumed>) = 4 [pid 298] umount2("./596/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3385] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./596/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3385] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3384] chdir("./606" [pid 3385] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 3384] <... chdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3385] <... symlink resumed>) = 0 [pid 3384] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 3384] setpgid(0, 0 [pid 302] fstat(3 [pid 301] fstat(3 [pid 298] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3384] <... setpgid resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 3385] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(4 [pid 302] umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 3384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] newfstatat(AT_FDCWD, "./639/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./596/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./623/binderfs" [pid 3385] <... write resumed>) = 18 [pid 3385] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3385] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./639/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 301] unlink("./623/binderfs" [pid 3385] <... mkdirat resumed>) = 0 executing program [pid 3384] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 302] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3384] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3385] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 3384] <... write resumed>) = 4 [pid 302] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] close(3 [pid 3384] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3384] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./639/tracing" [pid 298] <... close resumed>) = 0 [pid 3385] <... mount resumed>) = 0 [pid 3384] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./596" [pid 302] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./623/tracing" [pid 3385] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3385] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./639/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./597", 0777 [pid 3384] <... symlink resumed>) = 0 [pid 301] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 3385] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3385] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3384] write(1, "executing program\n", 18 [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./623/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3384] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3384] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 301] fstat(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3385] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3385] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3385] exit_group(0) = ? [pid 301] getdents64(4 [pid 3384] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3386 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3384] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./639/tracing" [pid 301] close(4 [pid 3385] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3384] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 301] rmdir("./623/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3386 attached [pid 3386] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3384] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./639" [pid 301] close(3 [pid 3386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3386] chdir("./597" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] mkdir("./640", 0777 [pid 301] rmdir("./623" [pid 3384] <... mount resumed>) = 0 [pid 3386] <... chdir resumed>) = 0 [pid 3386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3386] setpgid(0, 0) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3384] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] mkdir("./624", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3384] <... openat resumed>) = 3 [pid 3386] write(3, "1000", 4) = 4 [pid 3386] close(3) = 0 [pid 3386] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 3386] <... symlink resumed>) = 0 [pid 3386] write(1, "executing program\n", 18) = 18 [pid 3386] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3384] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3387 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3386] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3384] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3386] <... mkdirat resumed>) = 0 [pid 3386] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 3384] openat(AT_FDCWD, NULL, O_WRONLY [pid 3386] <... mount resumed>) = 0 [pid 3384] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3388 [pid 3386] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3384] creat(NULL, 0732 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3386] <... openat resumed>) = 3 [pid 3384] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3386] write(3, "p:s/p ./file0:0", 15 [pid 3384] exit_group(0 [pid 3386] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3386] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3384] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3388 attached [pid 3386] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3386] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3387 attached [pid 3388] set_robust_list(0x555557559760, 24 [pid 3386] +++ exited with 0 +++ [pid 3384] +++ exited with 0 +++ [pid 3388] <... set_robust_list resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3388] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3388] chdir("./624") = 0 [pid 3388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3388] setpgid(0, 0) = 0 [pid 3388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3387] set_robust_list(0x555557559760, 24 [pid 3388] <... openat resumed>) = 3 [pid 3387] <... set_robust_list resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3388] write(3, "1000", 4) = 4 [pid 3387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3388] close(3 [pid 3387] chdir("./640" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3387] <... chdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... openat resumed>) = 3 [pid 3387] <... prctl resumed>) = 0 [pid 300] umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 3387] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3387] <... setpgid resumed>) = 0 [pid 300] openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 3387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3388] <... close resumed>) = 0 [pid 3387] <... openat resumed>) = 3 [pid 299] umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3387] write(3, "1000", 4 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3387] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./606/binderfs" [pid 3387] close(3 [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3387] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] unlink("./606/binderfs" [pid 3387] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3388] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3387] <... symlink resumed>) = 0 [pid 3388] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./613/binderfs" [pid 3388] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3388] <... write resumed>) = 18 executing program [pid 3387] write(1, "executing program\n", 18 [pid 300] unlink("./613/binderfs" [pid 299] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3388] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 3388] <... close_range resumed>) = 0 [pid 300] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3388] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3387] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = 0 executing program [pid 299] newfstatat(AT_FDCWD, "./606/tracing" [pid 3387] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3388] <... mkdirat resumed>) = 0 [pid 3387] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3388] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3387] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./613/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3388] <... mount resumed>) = 0 [pid 3387] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./606/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3388] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3387] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3388] <... openat resumed>) = 3 [pid 3387] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 3388] write(3, "p:s/p ./file0:0", 15 [pid 3387] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./613/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3388] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3387] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 3388] openat(AT_FDCWD, NULL, O_WRONLY [pid 3387] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3388] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3387] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3388] creat(NULL, 0732 [pid 3387] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3388] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3387] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3388] exit_group(0 [pid 3387] creat(NULL, 0732 [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3388] <... exit_group resumed>) = ? [pid 3387] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./606/tracing" [pid 3388] +++ exited with 0 +++ [pid 3387] exit_group(0 [pid 300] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3387] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3387] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./613/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3) = 0 [pid 299] rmdir("./606" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] mkdir("./607", 0777 [pid 302] umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./613" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./614", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3389 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./597/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./597/binderfs" [pid 302] newfstatat(AT_FDCWD, "./640/binderfs" [pid 301] umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3389 attached [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3389] set_robust_list(0x555557559760, 24) = 0 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] unlink("./640/binderfs" [pid 301] newfstatat(AT_FDCWD, "./624/binderfs" [pid 3389] chdir("./607" [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3390 [pid 302] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./624/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = 0 [pid 3389] <... chdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./597/tracing" [pid 302] newfstatat(AT_FDCWD, "./640/tracing" [pid 301] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./597/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./640/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./624/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 298] openat(AT_FDCWD, "./597/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./624/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] rmdir("./640/tracing" [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3389] <... prctl resumed>) = 0 [pid 3389] setpgid(0, 0) = 0 [pid 3389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 298] close(4 [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 298] rmdir("./597/tracing" [pid 302] rmdir("./640" [pid 301] <... close resumed>) = 0 [pid 3389] <... openat resumed>) = 3 [pid 3389] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 301] rmdir("./624/tracing" [pid 3389] <... write resumed>) = 4 [pid 3389] close(3) = 0 [pid 3389] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 3389] <... symlink resumed>) = 0 [pid 302] mkdir("./641", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3389] write(1, "executing program\n", 18) = 18 [pid 3389] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3389] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 301] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3389] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3389] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] rmdir("./597" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3391 [pid 301] rmdir("./624" [pid 3389] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3389] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3389] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3389] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3389] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 298] mkdir("./598", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./625", 0777 [pid 3389] <... exit_group resumed>) = ? [pid 3389] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3390 attached [pid 3390] set_robust_list(0x555557559760, 24) = 0 [pid 3390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3392 [pid 3390] chdir("./614") = 0 [pid 3390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3390] setpgid(0, 0) = 0 [pid 3390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3393 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3390] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3391 attached [pid 3390] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3390] <... write resumed>) = 4 [pid 3390] close(3) = 0 [pid 3391] set_robust_list(0x555557559760, 24 [pid 3390] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3393 attached [pid 3391] <... set_robust_list resumed>) = 0 [pid 3390] <... symlink resumed>) = 0 [pid 3390] write(1, "executing program\n", 18) = 18 [pid 3390] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3390] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3393] set_robust_list(0x555557559760, 24 [pid 3391] rt_sigprocmask(SIG_SETMASK, [] [pid 3390] <... mkdirat resumed>) = 0 [pid 3390] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3390] <... mount resumed>) = 0 [pid 3393] <... set_robust_list resumed>) = 0 [pid 3390] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3390] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3391] chdir("./641" [pid 3393] rt_sigprocmask(SIG_SETMASK, [] [pid 3390] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3390] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3391] <... chdir resumed>) = 0 [pid 3390] exit_group(0 [pid 3393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3390] <... exit_group resumed>) = ? [pid 3393] chdir("./598" [pid 3391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3390] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3392 attached ) = -1 EINVAL (Invalid argument) [pid 3392] set_robust_list(0x555557559760, 24 [pid 299] openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3392] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3392] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 3392] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3391] <... prctl resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3392] chdir("./625" [pid 3391] setpgid(0, 0 [pid 299] getdents64(3 [pid 3392] <... chdir resumed>) = 0 [pid 3392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3391] <... setpgid resumed>) = 0 [pid 299] umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3392] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3392] setpgid(0, 0 [pid 3391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./607/binderfs" [pid 3393] <... chdir resumed>) = 0 [pid 3392] <... setpgid resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] unlink("./607/binderfs" [pid 3392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3392] <... openat resumed>) = 3 [pid 3391] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3393] <... prctl resumed>) = 0 [pid 3391] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 3391] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./607/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3393] setpgid(0, 0 [pid 3391] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 299] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3392] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3393] <... setpgid resumed>) = 0 [pid 3391] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3391] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./607/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3392] <... write resumed>) = 4 [pid 3391] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./614/binderfs" [pid 299] <... openat resumed>) = 4 [pid 3391] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 3391] <... write resumed>) = 18 [pid 300] unlink("./614/binderfs" [pid 3391] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3393] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 3391] <... close_range resumed>) = 0 executing program [pid 300] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3393] write(3, "1000", 4) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3393] close(3 [pid 3392] close(3 [pid 3391] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./614/tracing" [pid 299] rmdir("./607/tracing" [pid 3393] <... close resumed>) = 0 [pid 3392] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3393] symlink("/dev/binderfs", "./binderfs" [pid 3392] symlink("/dev/binderfs", "./binderfs" [pid 3393] <... symlink resumed>) = 0 [pid 3392] <... symlink resumed>) = 0 [pid 3391] <... mkdirat resumed>) = 0 [pid 300] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3393] write(1, "executing program\n", 18 [pid 3392] write(1, "executing program\n", 18 [pid 3391] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] openat(AT_FDCWD, "./614/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3393] <... write resumed>) = 18 [pid 3392] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 [pid 299] close(3 [pid 300] fstat(4 [pid 3393] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3392] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 3391] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] rmdir("./607" [pid 3393] <... close_range resumed>) = 0 [pid 3392] <... close_range resumed>) = 0 [pid 3393] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3392] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3393] <... mkdirat resumed>) = 0 [pid 3391] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./608", 0777 [pid 300] close(4 [pid 3393] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3392] <... mkdirat resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3392] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3391] <... openat resumed>) = 3 [pid 300] rmdir("./614/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3393] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3393] write(3, "p:s/p ./file0:0", 15 [pid 3392] <... mount resumed>) = 0 [pid 3391] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3392] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3391] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3392] <... openat resumed>) = 3 [pid 3391] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3392] write(3, "p:s/p ./file0:0", 15 [pid 3391] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3394 [pid 3392] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3391] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3392] openat(AT_FDCWD, NULL, O_WRONLY [pid 3391] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./614" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3392] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3391] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3392] creat(NULL, 0732 [pid 3391] <... exit_group resumed>) = ? [pid 300] mkdir("./615", 0777 [pid 3392] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3391] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 3392] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3392] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3392] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3395 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3394 attached [pid 3394] set_robust_list(0x555557559760, 24) = 0 [pid 3394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3394] chdir("./608") = 0 [pid 3394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3394] setpgid(0, 0) = 0 [pid 3394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3394] <... openat resumed>) = 3 [pid 302] umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3394] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3394] <... write resumed>) = 4 [pid 302] openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3394] close(3 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 3394] <... close resumed>) = 0 [pid 302] fstat(3 [pid 301] fstat(3 [pid 3394] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3394] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 3394] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3394] <... write resumed>) = 18 [pid 302] umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3394] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3394] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./641/binderfs" [pid 301] newfstatat(AT_FDCWD, "./625/binderfs" [pid 3394] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3394] <... mkdirat resumed>) = 0 [pid 302] unlink("./641/binderfs" [pid 301] unlink("./625/binderfs" [pid 3394] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3394] <... mount resumed>) = 0 [pid 302] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3394] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3394] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3394] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3394] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3394] exit_group(0) = ? [pid 3394] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./608/binderfs") = 0 [pid 299] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3395 attached [pid 3395] set_robust_list(0x555557559760, 24) = 0 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] chdir("./615") = 0 [pid 3395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3395] setpgid(0, 0) = 0 [pid 3395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3395] write(3, "1000", 4) = 4 [pid 3395] close(3) = 0 [pid 3395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3395] write(1, "executing program\n", 18) = 18 executing program [pid 3395] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3395] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3395] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3395] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3395] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3395] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3395] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3395] exit_group(0) = ? [pid 3395] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 300] umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./615/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./615/binderfs") = 0 [ 39.546145][ T3393] ================================================================== [ 39.554282][ T3393] BUG: KASAN: slab-out-of-bounds in __trace_probe_log_err+0x2ad/0x2b0 [ 39.562441][ T3393] Write of size 1 at addr ffff88811a98005f by task syz-executor603/3393 [ 39.570755][ T3393] [ 39.573090][ T3393] CPU: 0 PID: 3393 Comm: syz-executor603 Not tainted syzkaller #0 [ 39.580875][ T3393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.590909][ T3393] Call Trace: [ 39.594183][ T3393] __dump_stack+0x21/0x24 [ 39.598501][ T3393] dump_stack_lvl+0x1a7/0x208 [ 39.603154][ T3393] ? show_regs_print_info+0x18/0x18 [ 39.608329][ T3393] ? thaw_kernel_threads+0x220/0x220 [ 39.613589][ T3393] print_address_description+0x7f/0x2c0 [ 39.619126][ T3393] ? __trace_probe_log_err+0x2ad/0x2b0 [ 39.624568][ T3393] kasan_report+0x100/0x140 [ 39.629054][ T3393] ? __trace_probe_log_err+0x2ad/0x2b0 [ 39.634497][ T3393] __asan_report_store1_noabort+0x17/0x20 [ 39.640208][ T3393] __trace_probe_log_err+0x2ad/0x2b0 [ 39.645483][ T3393] ? getname_kernel+0x201/0x2e0 [ 39.650321][ T3393] trace_uprobe_create+0x355/0xb90 [ 39.655421][ T3393] ? destroy_local_trace_uprobe+0xb0/0xb0 [ 39.661125][ T3393] ? argv_split+0x192/0x400 [ 39.665609][ T3393] create_or_delete_trace_uprobe+0x89/0xc0 [ 39.671397][ T3393] trace_parse_run_command+0x296/0x450 [ 39.676835][ T3393] ? avc_policy_seqno+0x1b/0x70 [ 39.681662][ T3393] ? probes_open+0x140/0x140 [ 39.686223][ T3393] ? trace_run_command+0x130/0x130 [ 39.691306][ T3393] ? fsnotify_perm+0x66/0x4a0 [ 39.695956][ T3393] ? security_file_permission+0x83/0xa0 [ 39.701477][ T3393] ? uprobe_buffer_disable+0x1d0/0x1d0 [ 39.706920][ T3393] probes_write+0x34/0x40 [ 39.711233][ T3393] vfs_write+0x344/0xd70 [ 39.715446][ T3393] ? kernel_write+0x3c0/0x3c0 [ 39.720098][ T3393] ? cgroup_leave_frozen+0x165/0x2a0 [ 39.725357][ T3393] ? ptrace_stop+0x687/0x9c0 [ 39.729925][ T3393] ? __kasan_check_read+0x11/0x20 [ 39.734923][ T3393] ? __fdget_pos+0x2d9/0x380 [ 39.739488][ T3393] ksys_write+0x14a/0x260 [ 39.743791][ T3393] ? __ia32_sys_read+0x90/0x90 [ 39.748551][ T3393] __x64_sys_write+0x7b/0x90 [ 39.753115][ T3393] do_syscall_64+0x31/0x40 [ 39.757525][ T3393] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.763395][ T3393] RIP: 0033:0x7fc52d04dfa9 [ 39.767786][ T3393] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 39.787375][ T3393] RSP: 002b:00007ffe321c58b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 39.795770][ T3393] RAX: ffffffffffffffda RBX: 0000000000009a3b RCX: 00007fc52d04dfa9 [ 39.803724][ T3393] RDX: 000000000000000f RSI: 0000200000000180 RDI: 0000000000000003 [ 39.811698][ T3393] RBP: 0000000000000000 R08: 00007ffe321c58ec R09: 00007ffe321c58ec [ 39.819646][ T3393] R10: 00007ffe321c58ec R11: 0000000000000246 R12: 00007ffe321c58ec [ 39.827595][ T3393] R13: 00007ffe321c5920 R14: 00007ffe321c5900 R15: 0000000000000256 [ 39.835548][ T3393] [ 39.837856][ T3393] Allocated by task 2278: [ 39.842174][ T3393] __kasan_kmalloc+0xd4/0x100 [ 39.846827][ T3393] kmem_cache_alloc_trace+0x179/0x2e0 [ 39.852172][ T3393] proc_self_get_link+0xe6/0x180 [ 39.857081][ T3393] pick_link+0x60b/0xcc0 [ 39.861295][ T3393] step_into+0xaa6/0xcd0 [ 39.865507][ T3393] walk_component+0x263/0x460 [ 39.870155][ T3393] link_path_walk+0x5d8/0xbd0 [ 39.874813][ T3393] path_openat+0x290/0x3040 [ 39.879289][ T3393] do_filp_open+0x1df/0x400 [ 39.883782][ T3393] do_sys_openat2+0x19f/0x750 [ 39.888430][ T3393] __x64_sys_openat+0x136/0x160 [ 39.893255][ T3393] do_syscall_64+0x31/0x40 [ 39.897669][ T3393] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.903534][ T3393] [ 39.905835][ T3393] Freed by task 3385: [ 39.909790][ T3393] kasan_set_track+0x4a/0x70 [ 39.914352][ T3393] kasan_set_free_info+0x23/0x40 [ 39.919260][ T3393] ____kasan_slab_free+0x125/0x160 [ 39.924347][ T3393] __kasan_slab_free+0x11/0x20 [ 39.929081][ T3393] slab_free_freelist_hook+0xc5/0x190 [ 39.934428][ T3393] kfree+0xc0/0x270 [ 39.938210][ T3393] trace_uprobe_create+0x35d/0xb90 [ 39.943295][ T3393] create_or_delete_trace_uprobe+0x89/0xc0 [ 39.949086][ T3393] trace_parse_run_command+0x296/0x450 [ 39.954515][ T3393] probes_write+0x34/0x40 [ 39.958816][ T3393] vfs_write+0x344/0xd70 [ 39.963035][ T3393] ksys_write+0x14a/0x260 [ 39.967337][ T3393] __x64_sys_write+0x7b/0x90 [ 39.971900][ T3393] do_syscall_64+0x31/0x40 [ 39.976289][ T3393] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.982168][ T3393] [ 39.984475][ T3393] The buggy address belongs to the object at ffff88811a980040 [ 39.984475][ T3393] which belongs to the cache kmalloc-16 of size 16 [ 39.998332][ T3393] The buggy address is located 15 bytes to the right of [ 39.998332][ T3393] 16-byte region [ffff88811a980040, ffff88811a980050) [ 40.011925][ T3393] The buggy address belongs to the page: [ 40.017577][ T3393] page:ffffea00046a6000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11a980 [ 40.027824][ T3393] flags: 0x4000000000000200(slab) [ 40.032831][ T3393] raw: 4000000000000200 ffffea00042ac000 0000000300000003 ffff888100043b00 [ 40.041394][ T3393] raw: 0000000000000000 0000000080800080 00000001ffffffff 0000000000000000 [ 40.049951][ T3393] page dumped because: kasan: bad access detected [ 40.056357][ T3393] page_owner tracks the page as allocated [ 40.062068][ T3393] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1126, ts 28034315169, free_ts 28030917510 [ 40.078103][ T3393] prep_new_page+0x176/0x190 [ 40.082671][ T3393] get_page_from_freelist+0x225f/0x23f0 [ 40.088205][ T3393] __alloc_pages_nodemask+0x29a/0x640 [ 40.093566][ T3393] new_slab+0x84/0x3f0 [ 40.097610][ T3393] ___slab_alloc+0x2f8/0x4c0 [ 40.102183][ T3393] __slab_alloc+0x63/0xa0 [ 40.106518][ T3393] __kmalloc_track_caller+0x1e4/0x310 [ 40.111867][ T3393] kstrdup+0x36/0x70 [ 40.115738][ T3393] trace_uprobe_create+0x24c/0xb90 [ 40.120838][ T3393] create_or_delete_trace_uprobe+0x89/0xc0 [ 40.126617][ T3393] trace_parse_run_command+0x296/0x450 [ 40.132046][ T3393] probes_write+0x34/0x40 [ 40.136348][ T3393] vfs_write+0x344/0xd70 [ 40.140562][ T3393] ksys_write+0x14a/0x260 [ 40.144864][ T3393] __x64_sys_write+0x7b/0x90 [ 40.149428][ T3393] do_syscall_64+0x31/0x40 [ 40.153812][ T3393] page last free stack trace: [ 40.158469][ T3393] free_unref_page_prepare+0x2b7/0x2d0 [ 40.163920][ T3393] __free_pages+0x146/0x390 [ 40.168412][ T3393] __vunmap+0x801/0x980 [ 40.172538][ T3393] free_work+0x5a/0x80 [ 40.176576][ T3393] process_one_work+0x6fd/0xbc0 [ 40.181396][ T3393] worker_thread+0xa8e/0x13c0 [ 40.186061][ T3393] kthread+0x324/0x3b0 [ 40.190109][ T3393] ret_from_fork+0x1f/0x30 [ 40.194515][ T3393] [ 40.196816][ T3393] Memory state around the buggy address: [ 40.202422][ T3393] ffff88811a97ff00: fa fb fb fb fb fb fb fb fc fc fc fc fa fb fb fb [ 40.210459][ T3393] ffff88811a97ff80: fb fb fb fb fc fc fc fc fc fc fc fc fc fc fc fc [ 40.218492][ T3393] >ffff88811a980000: fa fb fc fc fa fb fc fc fa fb fc fc 00 00 fc fc [ 40.226538][ T3393] ^ [ 40.233452][ T3393] ffff88811a980080: fb fb fc fc fb fb fc fc fa fb fc fc fa fb fc fc [ 40.241494][ T3393] ffff88811a980100: fa fb fc fc fa fb fc fc fa fb fc fc fa fb fc fc [pid 300] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 3393] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3393] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3393] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3393] exit_group(0) = ? [pid 302] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3393] +++ exited with 0 +++ [pid 301] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./625/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./625/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./625/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./625") = 0 [pid 301] mkdir("./626", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3396 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3396 attached [pid 3396] set_robust_list(0x555557559760, 24) = 0 [pid 3396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3396] chdir("./626") = 0 [pid 3396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3396] setpgid(0, 0) = 0 [pid 3396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3396] write(3, "1000", 4) = 4 [pid 3396] close(3) = 0 [pid 3396] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 3396] write(1, "executing program\n", 18) = 18 [pid 3396] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3396] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3396] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3396] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3396] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3396] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3396] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3396] exit_group(0) = ? [pid 3396] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./615/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./615/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] close(4 [pid 301] fstat(3 [pid 300] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./615/tracing" [pid 301] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./626/binderfs" [pid 300] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 301] unlink("./626/binderfs" [pid 300] rmdir("./615" [pid 301] <... unlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./616", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./626/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./626/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3397 [pid 301] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./626/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./626") = 0 [pid 301] mkdir("./627", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3398 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3397 attached [pid 3397] set_robust_list(0x555557559760, 24) = 0 [pid 3397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3397] chdir("./616") = 0 [pid 3397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3397] setpgid(0, 0) = 0 [pid 3397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3397] write(3, "1000", 4) = 4 [pid 3397] close(3) = 0 [pid 3397] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 3397] write(1, "executing program\n", 18) = 18 [pid 3397] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3397] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3397] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [ 40.249527][ T3393] ================================================================== [ 40.257562][ T3393] Disabling lock debugging due to kernel taint [ 40.266651][ T24] audit: type=1400 audit(1788732631.350:71): avc: denied { read } for pid=76 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [pid 3397] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3397] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3397] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3397] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3397] exit_group(0) = ? [pid 3397] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./598/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./598/binderfs") = 0 [pid 298] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./641/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./641/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./641/tracing") = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./641") = 0 [pid 302] mkdir("./642", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3399 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./608/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./608/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./608/tracing") = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./608") = 0 [pid 299] mkdir("./609", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3400 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3398 attached [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3399 attached ci2-android-5-10/strace-static-x86_64: Process 3400 attached [pid 298] newfstatat(AT_FDCWD, "./598/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./598/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./598/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./598/tracing" [pid 300] umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 300] openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] close(3 [pid 300] fstat(3 [pid 298] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./598" [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] mkdir("./599", 0777 [pid 300] umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] newfstatat(AT_FDCWD, "./616/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] unlink("./616/binderfs") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3401 [pid 300] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3398] set_robust_list(0x555557559760, 24) = 0 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3398] chdir("./627") = 0 [pid 3398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3398] setpgid(0, 0) = 0 [pid 3398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3398] write(3, "1000", 4) = 4 [pid 3398] close(3) = 0 [pid 3398] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3398] write(1, "executing program\n", 18) = 18 [pid 3398] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3398] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3398] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3398] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3398] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3398] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3398] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3398] exit_group(0) = ? [pid 3398] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3399] set_robust_list(0x555557559760, 24) = 0 [pid 3399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3399] chdir("./642") = 0 [pid 3399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3399] setpgid(0, 0) = 0 [pid 3399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3399] write(3, "1000", 4) = 4 [pid 3399] close(3) = 0 [pid 3399] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3399] write(1, "executing program\n", 18) = 18 [pid 3399] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3399] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3399] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 executing program [pid 3399] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3399] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3399] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3399] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3399] exit_group(0) = ? [pid 3399] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 302] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 301] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 301] umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./627/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./642/binderfs" [pid 301] unlink("./627/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] unlink("./642/binderfs" [pid 301] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3400] set_robust_list(0x555557559760, 24) = 0 [pid 3400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3400] chdir("./609") = 0 [pid 3400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3400] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 3401 attached [pid 3400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 3400] <... openat resumed>) = 3 [pid 300] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3400] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3400] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./616/tracing" [pid 3400] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3400] <... close resumed>) = 0 [pid 300] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3400] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3400] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./616/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3400] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 3400] <... write resumed>) = 18 executing program [pid 300] fstat(4 [pid 3400] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3400] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 3400] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3400] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 3400] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3400] <... mount resumed>) = 0 [pid 300] close(4 [pid 3400] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 3400] <... openat resumed>) = 3 [pid 300] rmdir("./616/tracing" [pid 3400] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 3400] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 3400] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3400] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 3400] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 3400] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./616" [pid 3400] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3400] <... exit_group resumed>) = ? [pid 300] mkdir("./617", 0777 [pid 3400] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3402 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] set_robust_list(0x555557559760, 24) = 0 [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] chdir("./599") = 0 [pid 3401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 3401] <... prctl resumed>) = 0 [pid 3401] setpgid(0, 0) = 0 [pid 299] umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3401] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3401] write(3, "1000", 4 [pid 299] <... openat resumed>) = 3 [pid 3401] <... write resumed>) = 4 [pid 299] fstat(3 [pid 3401] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3401] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3401] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3401] <... symlink resumed>) = 0 [pid 299] umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3401] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3401] <... write resumed>) = 18 executing program [pid 299] newfstatat(AT_FDCWD, "./609/binderfs" [pid 3401] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3401] <... close_range resumed>) = 0 [pid 299] unlink("./609/binderfs" [pid 3401] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 3401] <... mkdirat resumed>) = 0 [pid 299] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3401] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3401] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3401] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3401] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3401] creat(NULL, 0732) = -1 EFAULT (Bad address) [ 40.289106][ T24] audit: type=1400 audit(1788732631.350:72): avc: denied { search } for pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 40.310710][ T24] audit: type=1400 audit(1788732631.350:73): avc: denied { write } for pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [pid 3401] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3402 attached [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3401] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./642/tracing" [pid 301] newfstatat(AT_FDCWD, "./627/tracing" [pid 299] newfstatat(AT_FDCWD, "./609/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./642/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./627/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./609/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 3402] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 3402] <... set_robust_list resumed>) = 0 [pid 3402] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 299] getdents64(4 [pid 302] rmdir("./642/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3402] chdir("./617") = 0 [pid 3402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./627/tracing" [pid 299] close(4 [pid 298] umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3402] setpgid(0, 0) = 0 [pid 3402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(3 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./609/tracing" [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3402] write(3, "1000", 4) = 4 [pid 3402] close(3) = 0 [pid 3402] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 302] rmdir("./642" [pid 301] close(3 [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./599/binderfs" [pid 3402] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./643", 0777 [pid 301] rmdir("./627" [pid 299] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3402] write(1, "executing program\n", 18) = 18 [pid 3402] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3402] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] mkdir("./628", 0777 [pid 298] unlink("./599/binderfs" [pid 299] rmdir("./609" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3402] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3402] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3402] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3402] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3402] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3402] creat(NULL, 0732 [pid 298] <... unlink resumed>) = 0 [pid 3402] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] mkdir("./610", 0777 [pid 3402] exit_group(0) = ? executing program [pid 3402] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3403 ci2-android-5-10/strace-static-x86_64: Process 3404 attached ci2-android-5-10/strace-static-x86_64: Process 3403 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3404 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3405 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3403] set_robust_list(0x555557559760, 24) = 0 [pid 3403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3403] chdir("./643") = 0 [pid 3403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3403] setpgid(0, 0) = 0 [pid 3403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3403] write(3, "1000", 4) = 4 [pid 3403] close(3) = 0 [pid 3403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3405 attached [pid 3404] set_robust_list(0x555557559760, 24 [pid 300] umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./617/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./617/binderfs") = 0 [pid 300] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3403] write(1, "executing program\n", 18) = 18 executing program [pid 3403] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3403] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3403] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3403] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3403] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3403] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3403] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3403] exit_group(0) = ? [pid 3405] set_robust_list(0x555557559760, 24 [pid 3404] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./599/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./599/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./599/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./599/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./599") = 0 [pid 298] mkdir("./600", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3406 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3404] rt_sigprocmask(SIG_SETMASK, [] [pid 3403] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3405] <... set_robust_list resumed>) = 0 [pid 3405] rt_sigprocmask(SIG_SETMASK, [] [pid 3404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3404] chdir("./628") = 0 [pid 3405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3405] chdir("./610" [pid 3404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3404] setpgid(0, 0) = 0 [pid 3405] <... chdir resumed>) = 0 [pid 3404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3405] setpgid(0, 0) = 0 [pid 3405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3404] <... openat resumed>) = 3 [pid 3405] <... openat resumed>) = 3 [pid 3404] write(3, "1000", 4) = 4 [pid 3405] write(3, "1000", 4 [pid 3404] close(3) = 0 [pid 3405] <... write resumed>) = 4 [pid 3405] close(3 [pid 3404] symlink("/dev/binderfs", "./binderfs" [pid 3405] <... close resumed>) = 0 [pid 3404] <... symlink resumed>) = 0 [pid 3405] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3405] write(1, "executing program\n", 18) = 18 executing program [pid 3405] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3404] write(1, "executing program\n", 18 [pid 3405] <... close_range resumed>) = 0 [pid 3405] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3404] <... write resumed>) = 18 [pid 3404] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3404] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3405] <... mkdirat resumed>) = 0 [pid 3404] <... mkdirat resumed>) = 0 executing program [pid 3404] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3405] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3405] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3404] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3405] <... openat resumed>) = 3 [pid 3404] <... openat resumed>) = 3 [pid 3404] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3405] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3404] openat(AT_FDCWD, NULL, O_WRONLY [pid 3405] openat(AT_FDCWD, NULL, O_WRONLY [pid 3404] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3405] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3405] creat(NULL, 0732 [pid 3404] creat(NULL, 0732 [pid 3405] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3404] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3405] exit_group(0 [pid 3404] exit_group(0 [pid 3405] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./643/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./643/binderfs") = 0 [pid 302] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3404] <... exit_group resumed>) = ? [pid 3404] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3405] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 40.332016][ T24] audit: type=1400 audit(1788732631.350:74): avc: denied { add_name } for pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 40.357941][ T24] audit: type=1400 audit(1788732631.350:75): avc: denied { create } for pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3406 attached [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./617/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./617/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./617/tracing") = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./617") = 0 [pid 300] mkdir("./618", 0777) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3407 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3406] set_robust_list(0x555557559760, 24) = 0 [pid 3406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3406] chdir("./600") = 0 [pid 3406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3406] setpgid(0, 0) = 0 [pid 3406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3406] write(3, "1000", 4) = 4 [pid 3406] close(3) = 0 [pid 3406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3406] write(1, "executing program\n", 18) = 18 [pid 3406] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3406] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3406] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3406] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3406] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3406] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3406] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3406] exit_group(0) = ? [pid 3406] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3407 attached [pid 3407] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3407] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3407] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./628/binderfs" [pid 299] newfstatat(AT_FDCWD, "./610/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 3407] chdir("./618" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3407] <... chdir resumed>) = 0 [pid 301] unlink("./628/binderfs" [pid 299] unlink("./610/binderfs" [pid 3407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3407] <... prctl resumed>) = 0 [pid 301] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3407] setpgid(0, 0 [pid 298] openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3407] <... setpgid resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] fstat(3 [pid 3407] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3407] write(3, "1000", 4 [pid 298] getdents64(3 [pid 3407] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3407] close(3 [pid 298] umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3407] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3407] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./600/binderfs" [pid 3407] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3407] write(1, "executing program\n", 18 [pid 298] unlink("./600/binderfs" [pid 3407] <... write resumed>) = 18 [pid 298] <... unlink resumed>) = 0 executing program [pid 3407] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3407] <... close_range resumed>) = 0 [pid 3407] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3407] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3407] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3407] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3407] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3407] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3407] exit_group(0) = ? [pid 3407] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./643/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./628/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./610/tracing" [pid 298] newfstatat(AT_FDCWD, "./600/tracing" [pid 302] openat(AT_FDCWD, "./643/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./600/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./628/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./610/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./600/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 298] fstat(4 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(3 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] close(4 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] rmdir("./643/tracing" [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] close(4 [pid 302] getdents64(3 [pid 301] rmdir("./628/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./618/binderfs" [pid 299] rmdir("./610/tracing" [pid 298] rmdir("./600/tracing" [pid 302] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] unlink("./618/binderfs" [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] rmdir("./643" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(3 [pid 298] close(3 [pid 302] mkdir("./644", 0777 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./610" [pid 298] rmdir("./600" [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./628" [pid 300] newfstatat(AT_FDCWD, "./618/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./611", 0777 [pid 298] mkdir("./601", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] mkdir("./629", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./618/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3409 attached ci2-android-5-10/strace-static-x86_64: Process 3410 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3408 [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3409 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3410 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3409] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./618/tracing" [pid 3410] set_robust_list(0x555557559760, 24 [pid 3409] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./618") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3411 [pid 300] mkdir("./619", 0777 [pid 3410] <... set_robust_list resumed>) = 0 [pid 3409] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3410] rt_sigprocmask(SIG_SETMASK, [] [pid 3409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3412 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3412 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3408 attached [pid 3410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3409] chdir("./611" [pid 3412] set_robust_list(0x555557559760, 24 [pid 3408] set_robust_list(0x555557559760, 24) = 0 [pid 3408] rt_sigprocmask(SIG_SETMASK, [] [pid 3409] <... chdir resumed>) = 0 [pid 3408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3408] chdir("./644" [pid 3412] <... set_robust_list resumed>) = 0 [pid 3410] chdir("./601" [pid 3409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3408] <... chdir resumed>) = 0 [pid 3408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3408] setpgid(0, 0) = 0 [pid 3410] <... chdir resumed>) = 0 [pid 3409] <... prctl resumed>) = 0 [pid 3412] rt_sigprocmask(SIG_SETMASK, [] [pid 3410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3409] setpgid(0, 0 [pid 3408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3410] <... prctl resumed>) = 0 [pid 3409] <... setpgid resumed>) = 0 [pid 3408] <... openat resumed>) = 3 [pid 3408] write(3, "1000", 4) = 4 [pid 3408] close(3) = 0 [pid 3408] symlink("/dev/binderfs", "./binderfs") = 0 ci2-android-5-10/strace-static-x86_64: Process 3411 attached [pid 3412] chdir("./619" [pid 3410] setpgid(0, 0 [pid 3409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3411] set_robust_list(0x555557559760, 24) = 0 [pid 3411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3411] chdir("./629" [pid 3409] <... openat resumed>) = 3 [pid 3408] write(1, "executing program\n", 18 [pid 3412] <... chdir resumed>) = 0 [pid 3410] <... setpgid resumed>) = 0 [pid 3409] write(3, "1000", 4 [pid 3408] <... write resumed>) = 18 executing program [pid 3408] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3411] <... chdir resumed>) = 0 [pid 3408] <... close_range resumed>) = 0 [pid 3408] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3409] <... write resumed>) = 4 [pid 3411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3409] close(3 [pid 3411] <... prctl resumed>) = 0 [pid 3409] <... close resumed>) = 0 [pid 3411] setpgid(0, 0 [pid 3409] symlink("/dev/binderfs", "./binderfs" [pid 3411] <... setpgid resumed>) = 0 [pid 3411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3409] <... symlink resumed>) = 0 [pid 3412] <... prctl resumed>) = 0 [pid 3410] <... openat resumed>) = 3 [pid 3409] write(1, "executing program\n", 18 [pid 3408] <... mkdirat resumed>) = 0 [pid 3409] <... write resumed>) = 18 executing program [pid 3412] setpgid(0, 0 [pid 3411] <... openat resumed>) = 3 [pid 3410] write(3, "1000", 4 [pid 3409] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3411] write(3, "1000", 4 [pid 3409] <... close_range resumed>) = 0 [pid 3411] <... write resumed>) = 4 [pid 3411] close(3 [pid 3409] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3410] <... write resumed>) = 4 [pid 3412] <... setpgid resumed>) = 0 [pid 3411] <... close resumed>) = 0 [pid 3409] <... mkdirat resumed>) = 0 [pid 3410] close(3 [pid 3408] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3409] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3411] symlink("/dev/binderfs", "./binderfs" [pid 3410] <... close resumed>) = 0 [pid 3409] <... mount resumed>) = 0 [pid 3408] <... mount resumed>) = 0 [pid 3410] symlink("/dev/binderfs", "./binderfs" [pid 3409] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3412] <... openat resumed>) = 3 [pid 3411] <... symlink resumed>) = 0 [pid 3410] <... symlink resumed>) = 0 [pid 3409] <... openat resumed>) = 3 [pid 3408] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3410] write(1, "executing program\n", 18 [pid 3409] write(3, "p:s/p ./file0:0", 15 [pid 3412] write(3, "1000", 4 [pid 3411] write(1, "executing program\n", 18 [pid 3409] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3408] <... openat resumed>) = 3 executing program [pid 3410] <... write resumed>) = 18 [pid 3409] openat(AT_FDCWD, NULL, O_WRONLY [pid 3412] <... write resumed>) = 4 [pid 3411] <... write resumed>) = 18 executing program [pid 3410] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3409] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3408] write(3, "p:s/p ./file0:0", 15 [pid 3412] close(3 [pid 3411] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3410] <... close_range resumed>) = 0 [pid 3409] creat(NULL, 0732 [pid 3408] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3412] <... close resumed>) = 0 [pid 3411] <... close_range resumed>) = 0 [pid 3410] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3409] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3408] openat(AT_FDCWD, NULL, O_WRONLY [pid 3412] symlink("/dev/binderfs", "./binderfs" [pid 3411] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3409] exit_group(0 [pid 3408] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3412] <... symlink resumed>) = 0 [pid 3411] <... mkdirat resumed>) = 0 [pid 3410] <... mkdirat resumed>) = 0 [pid 3409] <... exit_group resumed>) = ? [pid 3408] creat(NULL, 0732 [pid 3412] write(1, "executing program\n", 18 [pid 3411] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3408] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3412] <... write resumed>) = 18 [pid 3411] <... mount resumed>) = 0 executing program [pid 3410] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3409] +++ exited with 0 +++ [pid 3408] exit_group(0 [pid 3412] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3411] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3408] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3412] <... close_range resumed>) = 0 [pid 3411] <... openat resumed>) = 3 [pid 3410] <... mount resumed>) = 0 [pid 3408] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3412] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3411] write(3, "p:s/p ./file0:0", 15 [pid 3410] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3410] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3410] write(3, "p:s/p ./file0:0", 15 [pid 3412] <... mkdirat resumed>) = 0 [pid 3411] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3412] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3411] openat(AT_FDCWD, NULL, O_WRONLY [pid 3410] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3412] <... mount resumed>) = 0 [pid 3411] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3410] openat(AT_FDCWD, NULL, O_WRONLY [pid 3412] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3411] creat(NULL, 0732 [pid 3410] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3412] <... openat resumed>) = 3 [pid 3411] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3410] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3412] write(3, "p:s/p ./file0:0", 15 [pid 3411] exit_group(0 [pid 3410] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3412] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3411] <... exit_group resumed>) = ? [pid 3410] exit_group(0 [pid 302] <... openat resumed>) = 3 [pid 3412] openat(AT_FDCWD, NULL, O_WRONLY [pid 3410] <... exit_group resumed>) = ? [pid 302] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 3412] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3411] +++ exited with 0 +++ [pid 3410] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 3412] creat(NULL, 0732 [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3411, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3412] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [ 40.378348][ T24] audit: type=1400 audit(1788732631.350:76): avc: denied { append open } for pid=76 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 40.401157][ T24] audit: type=1400 audit(1788732631.350:77): avc: denied { getattr } for pid=76 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3412] exit_group(0 [pid 302] umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3412] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./644/binderfs") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./611/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./644/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./611/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./644/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4 [pid 299] <... unlink resumed>) = 0 [pid 3412] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] close(4) = 0 [pid 299] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./644/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./611/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./611/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 302] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 302] rmdir("./644" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./611/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./645", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3413 attached [pid 299] close(3 [pid 3413] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3413 [pid 3413] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 3413] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./611" [pid 3413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3413] chdir("./645") = 0 [pid 3413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3413] setpgid(0, 0) = 0 [pid 3413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3413] <... openat resumed>) = 3 [pid 299] mkdir("./612", 0777 [pid 3413] write(3, "1000", 4 [pid 299] <... mkdir resumed>) = 0 [pid 3413] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3413] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3414 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3414 attached [pid 3413] <... close resumed>) = 0 [pid 3414] set_robust_list(0x555557559760, 24 [pid 3413] symlink("/dev/binderfs", "./binderfs" [pid 3414] <... set_robust_list resumed>) = 0 [pid 3414] rt_sigprocmask(SIG_SETMASK, [] [pid 3413] <... symlink resumed>) = 0 [pid 3414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3414] chdir("./612") = 0 [pid 3414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3413] write(1, "executing program\n", 18 [pid 3414] setpgid(0, 0) = 0 executing program [pid 3413] <... write resumed>) = 18 [pid 3414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3413] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3414] <... openat resumed>) = 3 [pid 3413] <... close_range resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3414] write(3, "1000", 4 [pid 3413] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3414] <... write resumed>) = 4 [pid 3414] close(3) = 0 [pid 301] umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3414] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3413] <... mkdirat resumed>) = 0 [pid 301] openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3414] <... symlink resumed>) = 0 [pid 3413] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3413] <... mount resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3414] write(1, "executing program\n", 18) = 18 [pid 3414] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3413] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 298] umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3414] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3413] <... openat resumed>) = 3 executing program [pid 301] umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 3413] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./629/binderfs" [pid 300] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./629/binderfs" [pid 298] fstat(3 [pid 3413] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 3414] <... mkdirat resumed>) = 0 [pid 3413] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3413] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3413] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 3413] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3414] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./619/binderfs" [pid 3413] exit_group(0 [pid 301] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3413] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./629/tracing" [pid 300] unlink("./619/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./601/binderfs" [pid 3414] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./601/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3414] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3414] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 3413] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./629/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3414] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = 0 [pid 3414] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3414] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./619/tracing" [pid 3414] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3414] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./601/tracing" [pid 3414] exit_group(0 [pid 301] getdents64(4 [pid 300] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3414] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3414] +++ exited with 0 +++ [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./601/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./619/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./629/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./601/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 298] fstat(4 [pid 300] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./629" [pid 300] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] mkdir("./630", 0777 [pid 300] close(4 [pid 298] getdents64(4 [pid 302] umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] rmdir("./619/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 302] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] fstat(3 [pid 298] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./601/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3415 [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./619" [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./645/binderfs" [pid 299] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./645/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] mkdir("./620", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(3 [pid 302] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./612/binderfs" [pid 298] rmdir("./601" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./645/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./612/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./602", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3416 [pid 299] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./645/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 302] fstat(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./612/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 299] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3416 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./612/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] close(4 [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3415 attached [pid 302] rmdir("./645/tracing" [pid 299] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3417 ci2-android-5-10/strace-static-x86_64: Process 3417 attached [pid 3416] set_robust_list(0x555557559760, 24 [pid 3415] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3415] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 3417] set_robust_list(0x555557559760, 24 [pid 3416] <... set_robust_list resumed>) = 0 [pid 3415] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 299] close(4 [pid 3415] chdir("./630" [pid 302] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3417] <... set_robust_list resumed>) = 0 [pid 3416] rt_sigprocmask(SIG_SETMASK, [] [pid 3415] <... chdir resumed>) = 0 [pid 302] rmdir("./645" [pid 299] rmdir("./612/tracing" [pid 3417] rt_sigprocmask(SIG_SETMASK, [] [pid 3416] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3415] <... prctl resumed>) = 0 [pid 302] mkdir("./646", 0777 [pid 299] getdents64(3 [pid 3417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3416] chdir("./620" [pid 3415] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3415] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(3 [pid 3417] chdir("./602" [pid 3416] <... chdir resumed>) = 0 [pid 3415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 3416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3415] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./612" [pid 3417] <... chdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3418 attached [pid 3416] <... prctl resumed>) = 0 [pid 3415] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 3415] <... write resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3418 [pid 299] mkdir("./613", 0777 [pid 3418] set_robust_list(0x555557559760, 24 [pid 3417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3416] setpgid(0, 0 [pid 3415] close(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 3415] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3415] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3418] <... set_robust_list resumed>) = 0 [pid 3417] <... prctl resumed>) = 0 [pid 3416] <... setpgid resumed>) = 0 [pid 3415] <... symlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3418] rt_sigprocmask(SIG_SETMASK, [] [pid 3417] setpgid(0, 0 [pid 3416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3415] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3419 attached executing program ) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3419 [pid 3415] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3415] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3415] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3419] set_robust_list(0x555557559760, 24 [pid 3417] <... setpgid resumed>) = 0 [pid 3416] <... openat resumed>) = 3 [pid 3415] <... mkdirat resumed>) = 0 [pid 3415] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3419] <... set_robust_list resumed>) = 0 [pid 3418] chdir("./646" [pid 3417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3416] write(3, "1000", 4 [pid 3415] <... mount resumed>) = 0 [pid 3415] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3417] <... openat resumed>) = 3 [pid 3416] <... write resumed>) = 4 [pid 3415] <... openat resumed>) = 3 [pid 3415] write(3, "p:s/p ./file0:0", 15 [pid 3417] write(3, "1000", 4 [pid 3416] close(3 [pid 3415] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3418] <... chdir resumed>) = 0 [pid 3415] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3415] creat(NULL, 0732 [pid 3418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3417] <... write resumed>) = 4 [pid 3416] <... close resumed>) = 0 [pid 3415] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3415] exit_group(0) = ? [pid 3419] rt_sigprocmask(SIG_SETMASK, [] [pid 3418] <... prctl resumed>) = 0 [pid 3417] close(3 [pid 3416] symlink("/dev/binderfs", "./binderfs" [pid 3415] +++ exited with 0 +++ [pid 3417] <... close resumed>) = 0 [pid 3419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3418] setpgid(0, 0 [pid 3416] <... symlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3417] symlink("/dev/binderfs", "./binderfs" [pid 3416] write(1, "executing program\n", 18 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3419] chdir("./613" [pid 3417] <... symlink resumed>) = 0 [pid 3416] <... write resumed>) = 18 [pid 3417] write(1, "executing program\n", 18 executing program executing program [pid 3416] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3417] <... write resumed>) = 18 [pid 3416] <... close_range resumed>) = 0 [pid 3417] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3419] <... chdir resumed>) = 0 [pid 3417] <... close_range resumed>) = 0 [pid 3416] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3417] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3419] <... prctl resumed>) = 0 [pid 3419] setpgid(0, 0) = 0 [pid 3419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3416] <... mkdirat resumed>) = 0 [pid 3419] <... openat resumed>) = 3 [pid 3417] <... mkdirat resumed>) = 0 [pid 3416] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3419] write(3, "1000", 4) = 4 [pid 3419] close(3) = 0 [pid 3419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3419] write(1, "executing program\n", 18) = 18 [pid 3419] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3419] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3418] <... setpgid resumed>) = 0 [pid 3417] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3416] <... mount resumed>) = 0 executing program [pid 3419] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3417] <... mount resumed>) = 0 [pid 3416] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3417] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3416] <... openat resumed>) = 3 [pid 3418] <... openat resumed>) = 3 [pid 3417] <... openat resumed>) = 3 [pid 3416] write(3, "p:s/p ./file0:0", 15 [pid 3418] write(3, "1000", 4 [pid 3417] write(3, "p:s/p ./file0:0", 15 [pid 3419] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3416] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3417] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3416] openat(AT_FDCWD, NULL, O_WRONLY [pid 3417] openat(AT_FDCWD, NULL, O_WRONLY [pid 3418] <... write resumed>) = 4 [pid 3416] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3417] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3419] <... openat resumed>) = 3 [pid 3418] close(3 [pid 3417] creat(NULL, 0732 [pid 3416] creat(NULL, 0732 [pid 3419] write(3, "p:s/p ./file0:0", 15 [pid 3417] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3418] <... close resumed>) = 0 [pid 3416] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3418] symlink("/dev/binderfs", "./binderfs" [pid 3417] exit_group(0 [pid 3416] exit_group(0 [pid 3417] <... exit_group resumed>) = ? [pid 3416] <... exit_group resumed>) = ? [pid 3419] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3419] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3419] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3419] exit_group(0 [pid 3417] +++ exited with 0 +++ [pid 3419] <... exit_group resumed>) = ? [pid 3419] +++ exited with 0 +++ [pid 3418] <... symlink resumed>) = 0 [pid 3416] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3418] write(1, "executing program\n", 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3418] <... write resumed>) = 18 executing program [pid 3418] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3418] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3418] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3418] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3418] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3418] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3418] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3418] exit_group(0) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3418] +++ exited with 0 +++ [pid 299] umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./613/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./613/binderfs") = 0 [pid 299] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./613/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 299] openat(AT_FDCWD, "./613/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 299] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./630/binderfs" [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./630/binderfs" [pid 299] close(4 [pid 301] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./613/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./630/tracing" [pid 299] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./613" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./630/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] mkdir("./614", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3420 attached [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3420 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./630/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3420] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./620/binderfs" [pid 301] getdents64(3 [pid 3420] <... set_robust_list resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] unlink("./620/binderfs" [pid 301] close(3 [pid 3420] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./630" [pid 300] <... umount2 resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3420] chdir("./614") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./631", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./620/tracing" [pid 3420] <... prctl resumed>) = 0 [pid 3420] setpgid(0, 0) = 0 [pid 3420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3420] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./620/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3421 [pid 300] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 3 [pid 3420] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 3420] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 298] umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] newfstatat(AT_FDCWD, "./602/binderfs" [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./620/tracing" [pid 298] unlink("./602/binderfs" [pid 3420] close(3) = 0 [pid 3420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 298] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3420] write(1, "executing program\n", 18) = 18 [pid 302] umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 298] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 300] rmdir("./620" [pid 298] newfstatat(AT_FDCWD, "./602/tracing" [pid 302] fstat(3 [pid 3420] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./621", 0777 [pid 298] umount2("./602/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3420] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3420] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./602/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] newfstatat(AT_FDCWD, "./646/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] unlink("./646/binderfs" [pid 298] fstat(4 [pid 3420] <... mount resumed>) = 0 [pid 3420] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3422 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3422 attached [pid 3420] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./646/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 302] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./602/tracing" [pid 302] openat(AT_FDCWD, "./646/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3420] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3420] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 3420] creat(NULL, 0732 [pid 302] fstat(4 [pid 298] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 298] close(3 [pid 3420] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 298] rmdir("./602" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3420] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3421 attached [pid 3420] +++ exited with 0 +++ [pid 302] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./646/tracing" [pid 298] mkdir("./603", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3422] set_robust_list(0x555557559760, 24) = 0 [pid 3422] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 3422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3422] chdir("./621") = 0 [pid 3422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3422] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3422] setpgid(0, 0) = 0 [pid 3422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] rmdir("./646" [pid 3422] write(3, "1000", 4) = 4 [pid 3422] close(3) = 0 [pid 3422] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3421] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3423 [pid 302] mkdir("./647", 0777 [pid 3422] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3422] <... write resumed>) = 18 [pid 3422] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3422] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3422] <... mkdirat resumed>) = 0 executing program [pid 3422] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3424 [pid 299] umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3422] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3424 attached [pid 3421] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3422] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 3422] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 3421] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3422] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 3421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3422] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3421] chdir("./631" [pid 3424] set_robust_list(0x555557559760, 24 [pid 299] umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3422] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3421] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./614/binderfs" [pid 3422] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3422] creat(NULL, 0732 [pid 3421] <... prctl resumed>) = 0 [pid 299] unlink("./614/binderfs" [pid 3424] <... set_robust_list resumed>) = 0 [pid 3422] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3422] exit_group(0 [pid 3421] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 3421] <... setpgid resumed>) = 0 [pid 299] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3422] <... exit_group resumed>) = ? [pid 3424] rt_sigprocmask(SIG_SETMASK, [] [pid 3422] +++ exited with 0 +++ [pid 3421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./614/tracing"ci2-android-5-10/strace-static-x86_64: Process 3423 attached [pid 3421] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3423] set_robust_list(0x555557559760, 24 [pid 3421] write(3, "1000", 4 [pid 299] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3423] <... set_robust_list resumed>) = 0 [pid 3423] rt_sigprocmask(SIG_SETMASK, [] [pid 3421] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3421] close(3 [pid 299] openat(AT_FDCWD, "./614/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 3421] <... close resumed>) = 0 [pid 299] fstat(4 [pid 3423] chdir("./603" [pid 3421] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3423] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 3423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3421] <... symlink resumed>) = 0 [pid 299] getdents64(4 [pid 3423] <... prctl resumed>) = 0 [pid 3421] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3423] setpgid(0, 0 [pid 299] close(4 [pid 3421] <... write resumed>) = 18 [pid 3423] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3421] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./614/tracing" [pid 3423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3421] <... close_range resumed>) = 0 executing program [pid 299] <... rmdir resumed>) = 0 [pid 3424] chdir("./647" [pid 299] getdents64(3 [pid 3421] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3423] write(3, "1000", 4 [pid 299] close(3 [pid 3423] <... write resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 3423] close(3 [pid 299] rmdir("./614" [pid 3423] <... close resumed>) = 0 [pid 3423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3423] write(1, "executing program\n", 18 [pid 299] mkdir("./615", 0777 [pid 3423] <... write resumed>) = 18 [pid 3423] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3423] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3424] <... chdir resumed>) = 0 [pid 3423] <... mkdirat resumed>) = 0 [pid 3421] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3423] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3423] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3421] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3423] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3423] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3423] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3423] creat(NULL, 0732 [pid 3421] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3425 [pid 3423] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 3423] exit_group(0 [pid 3421] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3421] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 3421] write(3, "p:s/p ./file0:0", 15 [pid 3423] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3423] +++ exited with 0 +++ [pid 3421] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3425 attached ) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3421] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./621/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3425] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3421] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] unlink("./621/binderfs" [pid 3425] <... set_robust_list resumed>) = 0 [pid 3425] rt_sigprocmask(SIG_SETMASK, [] [pid 3421] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 3425] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3421] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3421] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3425] chdir("./615" [pid 3421] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./621/tracing" [pid 3425] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3425] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3425] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./621/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3425] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3424] <... prctl resumed>) = 0 [pid 3421] +++ exited with 0 +++ [pid 300] fstat(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3424] setpgid(0, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 3424] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3425] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 298] umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] rmdir("./621/tracing" [pid 298] fstat(3 [pid 3424] <... openat resumed>) = 3 [pid 3425] write(3, "1000", 4) = 4 [pid 3425] close(3) = 0 [pid 3425] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 3424] write(3, "1000", 4 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3424] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3424] close(3 [pid 300] close(3 [pid 298] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 3425] <... symlink resumed>) = 0 [pid 3424] <... close resumed>) = 0 [pid 300] rmdir("./621" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3424] symlink("/dev/binderfs", "./binderfs" [pid 3425] write(1, "executing program\n", 18) = 18 [pid 3425] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3425] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3424] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3424] write(1, "executing program\n", 18 [pid 300] mkdir("./622", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3425] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./603/binderfs" [pid 3424] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3424] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3425] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./603/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3424] <... close_range resumed>) = 0 [pid 301] umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3425] <... openat resumed>) = 3 [pid 3425] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3425] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3425] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3425] exit_group(0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3425] <... exit_group resumed>) = ? executing program [pid 3425] +++ exited with 0 +++ [pid 3424] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3426 attached [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3426 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./603/tracing" [pid 301] newfstatat(AT_FDCWD, "./631/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./603/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./631/binderfs" [pid 3424] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3426] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3424] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./603/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3426] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] fstat(4 [pid 301] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3424] <... mount resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3424] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./631/tracing" [pid 298] getdents64(4 [pid 3426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3424] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./631/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3424] write(3, "p:s/p ./file0:0", 15 [pid 298] close(4 [pid 301] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 301] fstat(4 [pid 298] rmdir("./603/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3426] chdir("./622") = 0 [pid 3426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 298] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3426] <... prctl resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] close(4 [pid 298] rmdir("./603" [pid 301] <... close resumed>) = 0 [pid 3426] setpgid(0, 0) = 0 [pid 3426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] rmdir("./631/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3424] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3426] write(3, "1000", 4) = 4 [pid 3426] close(3) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3424] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] mkdir("./604", 0777 [pid 301] getdents64(3 [pid 3426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3426] write(1, "executing program\n", 18 [pid 298] <... mkdir resumed>) = 0 [pid 3424] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3424] creat(NULL, 0732 [pid 301] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./631" [pid 3424] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3426] <... write resumed>) = 18 [pid 3426] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3426] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3426] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3427 [pid 3424] exit_group(0 [pid 301] mkdir("./632", 0777 [pid 3426] <... mount resumed>) = 0 [pid 299] umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3426] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 3424] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3426] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 3426] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3426] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3426] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] fstat(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3428 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3426] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3426] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3426] +++ exited with 0 +++ [pid 3424] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./615/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3427 attached [pid 299] unlink("./615/binderfs" [pid 3427] set_robust_list(0x555557559760, 24) = 0 [pid 3427] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 3427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3427] chdir("./604" [pid 299] <... umount2 resumed>) = 0 [pid 3427] <... chdir resumed>) = 0 [pid 299] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3427] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./615/tracing" [pid 3427] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3427] <... setpgid resumed>) = 0 [pid 299] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3427] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./615/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3428 attached [pid 3427] write(3, "1000", 4 [pid 299] <... openat resumed>) = 4 [pid 3427] <... write resumed>) = 4 [pid 299] fstat(4 [pid 302] umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 3427] close(3 [pid 302] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 3427] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./615/tracing" [pid 302] umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3427] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./647/binderfs" [pid 299] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./647/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3427] write(1, "executing program\n", 18) = 18 [pid 3427] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... unlink resumed>) = 0 [pid 299] close(3 [pid 302] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3427] <... close_range resumed>) = 0 [pid 299] rmdir("./615" [pid 302] <... umount2 resumed>) = 0 executing program [pid 3427] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3428] set_robust_list(0x555557559760, 24 [pid 3427] <... mkdirat resumed>) = 0 [pid 302] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3427] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3428] <... set_robust_list resumed>) = 0 [pid 299] mkdir("./616", 0777 [pid 302] newfstatat(AT_FDCWD, "./647/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 3427] <... mount resumed>) = 0 [pid 3427] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3428] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./647/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3427] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3427] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3429 [pid 3428] chdir("./632" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3428] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3427] creat(NULL, 0732 [pid 302] close(4 [pid 3428] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3428] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3428] <... setpgid resumed>) = 0 [pid 302] rmdir("./647/tracing" [pid 3427] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3427] exit_group(0) = ? [pid 3428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3427] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./622/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3429 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 300] unlink("./622/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3428] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3429] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3428] write(3, "1000", 4 [pid 302] close(3 [pid 300] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 3429] <... set_robust_list resumed>) = 0 [pid 3429] rt_sigprocmask(SIG_SETMASK, [] [pid 3428] <... write resumed>) = 4 [pid 302] rmdir("./647" [pid 300] <... umount2 resumed>) = 0 [pid 3429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3429] chdir("./616") = 0 [pid 3429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 3428] close(3 [pid 300] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./648", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3429] <... prctl resumed>) = 0 [pid 3429] setpgid(0, 0) = 0 [pid 3429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3428] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./622/tracing" [pid 3428] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3429] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3429] <... write resumed>) = 4 [pid 3429] close(3) = 0 [pid 3429] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] openat(AT_FDCWD, "./622/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3430 [pid 3429] write(1, "executing program\n", 18 [pid 3428] <... symlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 3428] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3428] <... write resumed>) = 18 executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3429] <... write resumed>) = 18 [pid 3429] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3428] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 executing program [pid 298] umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3428] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3429] <... close_range resumed>) = 0 [pid 300] close(4 [pid 298] openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3429] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./622/tracing" [pid 298] <... openat resumed>) = 3 [pid 3428] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3429] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 3428] <... mkdirat resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3428] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 300] close(3 [pid 3429] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./622" [pid 3428] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3429] <... mount resumed>) = 0 [pid 3429] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3428] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./604/binderfs" [pid 300] mkdir("./623", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3429] <... openat resumed>) = 3 [pid 3429] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3428] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 298] unlink("./604/binderfs" [pid 3428] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3429] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3428] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3429] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = 0 [pid 3429] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3429] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3431 attached [pid 3429] +++ exited with 0 +++ [pid 3428] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3428] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3431 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3430 attached [pid 3428] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./604/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3430] set_robust_list(0x555557559760, 24 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3428] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./604/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3430] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3428] exit_group(0 [pid 298] openat(AT_FDCWD, "./604/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3430] rt_sigprocmask(SIG_SETMASK, [] [pid 3428] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 4 [pid 3430] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4 [pid 3430] chdir("./648" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3430] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 3430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3430] setpgid(0, 0 [pid 298] getdents64(4 [pid 3430] <... setpgid resumed>) = 0 [pid 3428] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... close resumed>) = 0 [pid 3431] set_robust_list(0x555557559760, 24 [pid 3430] <... openat resumed>) = 3 [pid 298] rmdir("./604/tracing" [pid 3430] write(3, "1000", 4) = 4 [pid 3430] close(3) = 0 [pid 3430] symlink("/dev/binderfs", "./binderfs" [pid 3431] <... set_robust_list resumed>) = 0 [pid 3430] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3430] write(1, "executing program\n", 18 [pid 298] getdents64(3 executing program [pid 3430] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3430] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] close(3 [pid 3430] <... close_range resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3430] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rmdir("./604" [pid 3430] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3430] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./605", 0777 [pid 3430] <... mount resumed>) = 0 [pid 3430] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3430] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3430] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3430] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3430] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3432 [pid 3430] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3430] exit_group(0 [pid 299] getdents64(3 [pid 3430] <... exit_group resumed>) = ? [pid 3431] rt_sigprocmask(SIG_SETMASK, [] [pid 3430] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./616/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3432 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3432] set_robust_list(0x555557559760, 24 [pid 299] unlink("./616/binderfs" [pid 3432] <... set_robust_list resumed>) = 0 [pid 3432] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 3432] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3432] chdir("./605" [pid 299] <... umount2 resumed>) = 0 [pid 3432] <... chdir resumed>) = 0 [pid 299] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3432] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./616/tracing" [pid 3431] chdir("./623" [pid 3432] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3431] <... chdir resumed>) = 0 [pid 299] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3432] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] openat(AT_FDCWD, "./616/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3431] <... prctl resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3432] <... openat resumed>) = 3 [pid 3431] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] fstat(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3431] <... setpgid resumed>) = 0 [pid 302] umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3432] write(3, "1000", 4 [pid 3431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 3431] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3431] write(3, "1000", 4 [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 3431] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 299] close(4 [pid 301] fstat(3 [pid 3431] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 3431] <... close resumed>) = 0 [pid 302] umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./616/tracing" [pid 3432] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3432] close(3 [pid 302] newfstatat(AT_FDCWD, "./648/binderfs" [pid 301] umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3431] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] unlink("./648/binderfs" [pid 301] newfstatat(AT_FDCWD, "./632/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3432] <... close resumed>) = 0 [pid 3432] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 302] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./632/binderfs" [pid 299] <... close resumed>) = 0 [pid 3432] <... symlink resumed>) = 0 [pid 3431] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] rmdir("./616" [pid 3431] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3432] write(1, "executing program\n", 18) = 18 [pid 302] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3431] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = 0 [pid 3431] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./617", 0777 [pid 3431] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./648/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3432] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 3432] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3431] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./632/tracing" [pid 299] <... mkdir resumed>) = 0 [pid 302] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./648/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./632/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3432] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3432] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3433 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 3431] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3431] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 302] rmdir("./648/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3432] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3432] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 302] getdents64(3 [pid 3432] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3431] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./632/tracing" [pid 3431] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 3432] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3432] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 3431] <... openat resumed>) = 3 [pid 302] rmdir("./648" [pid 3431] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3432] <... exit_group resumed>) = ? [pid 3432] +++ exited with 0 +++ [pid 3431] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3433 attached [pid 3433] set_robust_list(0x555557559760, 24 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3431] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./649", 0777 [pid 301] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3433] <... set_robust_list resumed>) = 0 [pid 3433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3433] chdir("./617" [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./632" [pid 3431] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3433] <... chdir resumed>) = 0 [pid 3433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3433] setpgid(0, 0) = 0 [pid 3433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3431] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3431] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./633", 0777 [pid 3433] <... openat resumed>) = 3 [pid 3433] write(3, "1000", 4) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3433] close(3) = 0 [pid 3433] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3434 [pid 301] <... mkdir resumed>) = 0 [pid 3431] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3433] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3431] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3433] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3433] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3433] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3435 [pid 298] <... openat resumed>) = 3 [pid 3433] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3433] <... mount resumed>) = 0 [pid 3431] +++ exited with 0 +++ [pid 298] getdents64(3 [pid 3433] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3433] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./605/binderfs" [pid 3433] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3433] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] unlink("./605/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3435 attached [pid 3433] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3433] creat(NULL, 0732 [pid 298] <... unlink resumed>) = 0 [pid 3433] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3433] exit_group(0 [pid 298] <... umount2 resumed>) = 0 [pid 3433] <... exit_group resumed>) = ? [pid 298] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3435] set_robust_list(0x555557559760, 24 [pid 3433] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./605/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3434 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3434] set_robust_list(0x555557559760, 24 [pid 298] umount2("./605/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3434] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3435] <... set_robust_list resumed>) = 0 [pid 3434] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./605/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3434] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 3434] chdir("./649" [pid 298] fstat(4 [pid 3434] <... chdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(4 [pid 3434] <... prctl resumed>) = 0 [pid 3434] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3434] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 3434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3435] rt_sigprocmask(SIG_SETMASK, [] [pid 3434] <... openat resumed>) = 3 [pid 298] close(4 [pid 3434] write(3, "1000", 4 [pid 298] <... close resumed>) = 0 [pid 3434] <... write resumed>) = 4 [pid 298] rmdir("./605/tracing" [pid 3434] close(3) = 0 [pid 3434] symlink("/dev/binderfs", "./binderfs" [pid 3435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3434] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3434] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 3435] chdir("./633" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3434] <... write resumed>) = 18 executing program [pid 298] close(3 [pid 3434] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 [pid 3434] <... close_range resumed>) = 0 [pid 298] rmdir("./605" [pid 3434] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3435] <... chdir resumed>) = 0 [pid 3434] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3434] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./606", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 3434] <... mount resumed>) = 0 [pid 3434] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 3434] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3434] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3434] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3434] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3434] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3435] <... prctl resumed>) = 0 [pid 3434] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3435] setpgid(0, 0 [pid 3434] exit_group(0 [pid 300] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3435] <... setpgid resumed>) = 0 [pid 3434] <... exit_group resumed>) = ? [pid 300] fstat(3 [pid 299] umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3436 [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./617/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./617/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3434] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./623/binderfs" [pid 299] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3435] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3435] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] unlink("./623/binderfs" [pid 299] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3435] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./617/tracing" [pid 3435] close(3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3435] <... close resumed>) = 0 [pid 300] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3435] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./617/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 3435] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./623/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3435] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 3435] <... write resumed>) = 18 [pid 300] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3435] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 3435] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./623/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 299] close(4 [pid 3435] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 299] <... close resumed>) = 0 [pid 302] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./617/tracing"ci2-android-5-10/strace-static-x86_64: Process 3436 attached [pid 3435] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 3436] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 3435] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 3436] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3436] rt_sigprocmask(SIG_SETMASK, [] [pid 3435] <... mount resumed>) = 0 [pid 302] umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 3436] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3435] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] <... close resumed>) = 0 [pid 3436] chdir("./606" [pid 3435] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./649/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./617" [pid 3436] <... chdir resumed>) = 0 [pid 3435] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./623/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 3436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./649/binderfs" [pid 299] mkdir("./618", 0777 [pid 3436] <... prctl resumed>) = 0 [pid 3435] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3436] setpgid(0, 0 [pid 3435] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3436] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3435] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3437 attached [pid 3436] <... openat resumed>) = 3 [pid 3435] creat(NULL, 0732 [pid 302] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3436] write(3, "1000", 4 [pid 3435] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./623" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3437 [pid 3436] <... write resumed>) = 4 [pid 3435] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3436] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3436] <... close resumed>) = 0 [pid 3435] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./649/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 3436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3436] write(1, "executing program\n", 18) = 18 [pid 3435] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./624", 0777 [pid 302] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3436] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3436] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./649/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 3436] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3436] <... mount resumed>) = 0 [pid 3436] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3436] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3438 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 3436] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(4 [pid 3436] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 3436] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./649/tracing" [pid 3436] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3436] exit_group(0) = ? [pid 3437] set_robust_list(0x555557559760, 24 [pid 3436] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3438 attached [pid 302] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3438] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3438] <... set_robust_list resumed>) = 0 [pid 302] close(3 [pid 3438] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 3437] <... set_robust_list resumed>) = 0 [pid 302] rmdir("./649" [pid 3438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3438] chdir("./624") = 0 [pid 3438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3438] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./650", 0777 [pid 3438] <... setpgid resumed>) = 0 [pid 3438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3438] write(3, "1000", 4) = 4 [pid 3438] close(3) = 0 [pid 3438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3437] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3439 [pid 298] <... openat resumed>) = 3 [pid 3438] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3438] <... write resumed>) = 18 [pid 298] getdents64(3 [pid 3438] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3438] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3438] <... mkdirat resumed>) = 0 [pid 3437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3438] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./606/binderfs" [pid 3438] <... mount resumed>) = 0 [pid 3437] chdir("./618" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3438] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./606/binderfs" [pid 3438] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 3438] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] <... chdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3438] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] newfstatat(AT_FDCWD, "./606/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./606/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 3438] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3437] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./606/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 3438] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3437] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(4 [pid 3438] creat(NULL, 0732 [pid 301] umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] <... setpgid resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./633/binderfs" [pid 3438] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 301] unlink("./633/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3438] exit_group(0) = ? [pid 301] <... unlink resumed>) = 0 [pid 3437] <... openat resumed>) = 3 [pid 301] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 3437] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] <... write resumed>) = 4 [pid 298] rmdir("./606/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3438] +++ exited with 0 +++ [pid 3437] close(3 [pid 301] newfstatat(AT_FDCWD, "./633/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3437] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 301] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] symlink("/dev/binderfs", "./binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 301] openat(AT_FDCWD, "./633/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] rmdir("./606" [pid 301] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3439 attached [pid 3439] set_robust_list(0x555557559760, 24 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3437] <... symlink resumed>) = 0 [pid 298] mkdir("./607", 0777 [pid 301] getdents64(4 [pid 3439] <... set_robust_list resumed>) = 0 [pid 3439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3439] chdir("./650" [pid 298] <... mkdir resumed>) = 0 [pid 3437] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3437] <... write resumed>) = 18 [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3437] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3437] <... close_range resumed>) = 0 [pid 301] close(4 [pid 3439] <... chdir resumed>) = 0 [pid 3439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3439] setpgid(0, 0) = 0 [pid 3439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3439] write(3, "1000", 4) = 4 [pid 3439] close(3) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3440 [pid 301] rmdir("./633/tracing" [pid 3439] symlink("/dev/binderfs", "./binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3439] <... symlink resumed>) = 0 [pid 3437] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 3439] write(1, "executing program\n", 18) = 18 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./633" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3439] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3439] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3437] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3437] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./634", 0777 [pid 300] <... openat resumed>) = 3 [pid 3439] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3439] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3437] <... mount resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 3439] <... openat resumed>) = 3 [pid 3439] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3437] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3441 [pid 300] umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3439] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3437] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3437] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./624/binderfs" [pid 3439] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3439] creat(NULL, 0732 [pid 300] unlink("./624/binderfs" [pid 3437] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3439] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3439] exit_group(0 [pid 3437] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 3439] <... exit_group resumed>) = ? [pid 300] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3441 attached [pid 3439] +++ exited with 0 +++ [pid 3437] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3437] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3440 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./624/tracing" [pid 3437] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3437] <... exit_group resumed>) = ? [pid 300] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3440] set_robust_list(0x555557559760, 24 [pid 302] umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./624/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 302] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 302] getdents64(3 [pid 3440] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 302] umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 302] newfstatat(AT_FDCWD, "./650/binderfs" [pid 300] <... close resumed>) = 0 [pid 3437] +++ exited with 0 +++ [pid 3440] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./624/tracing" [pid 3440] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./650/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3440] chdir("./607" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3440] <... chdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 302] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3440] setpgid(0, 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 302] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3440] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./624" [pid 302] newfstatat(AT_FDCWD, "./650/tracing" [pid 3440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./625", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3440] write(3, "1000", 4) = 4 [pid 3440] close(3) = 0 [pid 3440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] openat(AT_FDCWD, "./650/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 3441] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3441] <... set_robust_list resumed>) = 0 [pid 3440] write(1, "executing program\n", 18 [pid 302] getdents64(4 [pid 3440] <... write resumed>) = 18 [pid 3440] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3440] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3441] rt_sigprocmask(SIG_SETMASK, [] [pid 3440] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3442 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3440] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./650/tracing" [pid 3440] <... mount resumed>) = 0 [pid 3440] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 3440] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 3440] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3440] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(3 [pid 3440] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 3440] creat(NULL, 0732 [pid 302] rmdir("./650" [pid 3440] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... restart_syscall resumed>) = 0 [pid 3440] exit_group(0) = ? [pid 302] <... rmdir resumed>) = 0 [pid 3441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3440] +++ exited with 0 +++ [pid 302] mkdir("./651", 0777 [pid 299] umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3441] chdir("./634" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3441] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./618/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./618/binderfs" [pid 3441] <... prctl resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3441] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3443 [pid 299] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3441] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3442 attached , NULL, 8) = 0 [pid 3442] set_robust_list(0x555557559760, 24 [pid 3441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3441] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./618/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3441] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./618/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3441] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 3441] close(3 [pid 299] fstat(4 [pid 3442] <... set_robust_list resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3442] rt_sigprocmask(SIG_SETMASK, [] [pid 3441] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 3442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3441] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 3442] chdir("./625" [pid 299] getdents64(4 [pid 3442] <... chdir resumed>) = 0 [pid 3441] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3441] write(1, "executing program\n", 18 [pid 299] close(4 [pid 3442] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3442] setpgid(0, 0 executing program [pid 299] rmdir("./618/tracing" [pid 3442] <... setpgid resumed>) = 0 [pid 3441] <... write resumed>) = 18 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3441] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./607/binderfs" [pid 3442] <... openat resumed>) = 3 [pid 3441] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3442] write(3, "1000", 4 [pid 299] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3441] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3442] <... write resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./607/binderfs" [pid 3442] close(3 [pid 299] rmdir("./618" [pid 3442] <... close resumed>) = 0 [pid 3441] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3442] symlink("/dev/binderfs", "./binderfs" [pid 3441] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] mkdir("./619", 0777ci2-android-5-10/strace-static-x86_64: Process 3443 attached [pid 3442] <... symlink resumed>) = 0 [pid 3441] <... mount resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3443] set_robust_list(0x555557559760, 24 [pid 3442] write(1, "executing program\n", 18 [pid 3441] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3443] <... set_robust_list resumed>) = 0 [pid 3442] <... write resumed>) = 18 [pid 3441] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3442] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3441] write(3, "p:s/p ./file0:0", 15 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3443] rt_sigprocmask(SIG_SETMASK, [] [pid 3442] <... close_range resumed>) = 0 executing program [pid 3441] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3444 attached [pid 3443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3442] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3441] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3444 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3444] set_robust_list(0x555557559760, 24 [pid 3443] chdir("./651" [pid 3442] <... mkdirat resumed>) = 0 [pid 3441] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./607/tracing" [pid 3443] <... chdir resumed>) = 0 [pid 3442] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3441] creat(NULL, 0732 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3444] <... set_robust_list resumed>) = 0 [pid 3443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3442] <... mount resumed>) = 0 [pid 3441] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3443] <... prctl resumed>) = 0 [pid 3442] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3441] exit_group(0 [pid 298] umount2("./607/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3443] setpgid(0, 0 [pid 3441] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3442] <... openat resumed>) = 3 [pid 3442] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3442] openat(AT_FDCWD, NULL, O_WRONLY [pid 3441] +++ exited with 0 +++ [pid 3443] <... setpgid resumed>) = 0 [pid 3442] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./607/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3442] creat(NULL, 0732 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3442] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3442] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 3442] <... exit_group resumed>) = ? [pid 3444] rt_sigprocmask(SIG_SETMASK, [] [pid 3443] <... openat resumed>) = 3 [pid 3442] +++ exited with 0 +++ [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3443] write(3, "1000", 4 [pid 298] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3443] <... write resumed>) = 4 [pid 298] getdents64(4 [pid 3443] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3443] <... close resumed>) = 0 [pid 298] close(4) = 0 [pid 3443] symlink("/dev/binderfs", "./binderfs" [pid 298] rmdir("./607/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 3443] <... symlink resumed>) = 0 [pid 298] rmdir("./607") = 0 [pid 3443] write(1, "executing program\n", 18 [pid 298] mkdir("./608", 0777 [pid 3443] <... write resumed>) = 18 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3443] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3443] <... close_range resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3443] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3445 ci2-android-5-10/strace-static-x86_64: Process 3445 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3445] set_robust_list(0x555557559760, 24) = 0 [pid 3445] rt_sigprocmask(SIG_SETMASK, [] [pid 3443] <... mkdirat resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3443] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3445] chdir("./608" [pid 3443] <... mount resumed>) = 0 [pid 3445] <... chdir resumed>) = 0 [pid 3445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3443] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... restart_syscall resumed>) = 0 [pid 3445] setpgid(0, 0 [pid 3443] <... openat resumed>) = 3 [pid 3445] <... setpgid resumed>) = 0 [pid 3443] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3443] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3445] <... openat resumed>) = 3 [pid 3444] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3443] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 3445] write(3, "1000", 4 [pid 301] fstat(3 [pid 3443] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3445] <... write resumed>) = 4 [pid 301] getdents64(3 [pid 3443] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3445] close(3 [pid 301] umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3443] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3445] <... close resumed>) = 0 [pid 3445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3445] write(1, "executing program\n", 18) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3445] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3443] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./634/binderfs" [pid 3445] <... close_range resumed>) = 0 [pid 3443] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./634/binderfs" [pid 3445] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3445] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3443] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = 0 [pid 3445] <... mount resumed>) = 0 [pid 3444] chdir("./619" [pid 301] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3445] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3445] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./634/tracing" [pid 3444] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3445] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3445] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3445] openat(AT_FDCWD, NULL, O_WRONLY [pid 3444] <... prctl resumed>) = 0 [pid 301] openat(AT_FDCWD, "./634/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3445] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3444] setpgid(0, 0 [pid 301] <... openat resumed>) = 4 [pid 3445] creat(NULL, 0732 [pid 3444] <... setpgid resumed>) = 0 [pid 301] fstat(4 [pid 3445] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(4 [pid 3445] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3445] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 3444] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3445] +++ exited with 0 +++ [pid 3444] write(3, "1000", 4 [pid 301] close(4 [pid 3444] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./634/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3444] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 3444] <... close resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3444] symlink("/dev/binderfs", "./binderfs" [pid 301] close(3) = 0 [pid 301] rmdir("./634") = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./635", 0777) = 0 [pid 3444] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3444] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3444] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3446 executing program [pid 3444] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3446 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3444] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 3444] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3446] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3446] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3446] rt_sigprocmask(SIG_SETMASK, [] [pid 3444] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./625/binderfs" [pid 3446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3444] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] unlink("./625/binderfs" [pid 3446] chdir("./635" [pid 300] <... unlink resumed>) = 0 [pid 3444] <... mount resumed>) = 0 [pid 300] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3446] <... chdir resumed>) = 0 [pid 3446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = 0 [pid 3444] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3446] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3444] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./625/tracing" [pid 3446] setpgid(0, 0) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3444] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3444] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3444] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./625/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 3444] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 302] fstat(3 [pid 3444] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3444] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 302] umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3444] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3444] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./651/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] unlink("./651/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3444] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 300] close(4 [pid 302] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 300] rmdir("./625/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./651/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 3446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3446] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./651/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 298] <... openat resumed>) = 3 [pid 3446] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 3446] <... write resumed>) = 4 [pid 302] fstat(4 [pid 300] <... close resumed>) = 0 [pid 298] fstat(3 [pid 3446] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./625" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3446] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 3446] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3446] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3446] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./626", 0777 [pid 3446] <... write resumed>) = 18 [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3446] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 3446] <... close_range resumed>) = 0 executing program [pid 302] rmdir("./651/tracing" [pid 3446] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3446] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3446] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3446] <... mount resumed>) = 0 [pid 302] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./608/binderfs" [pid 3446] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3446] <... openat resumed>) = 3 [pid 302] rmdir("./651" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3447 attached [pid 3446] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 298] unlink("./608/binderfs" [pid 3447] set_robust_list(0x555557559760, 24 [pid 3446] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] mkdir("./652", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3447 [pid 299] <... restart_syscall resumed>) = 0 [pid 3447] <... set_robust_list resumed>) = 0 [pid 3446] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 3447] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3447] chdir("./626" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3447] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] newfstatat(AT_FDCWD, "./608/tracing" [pid 3447] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3447] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3448 [pid 299] openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./608/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3447] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 298] openat(AT_FDCWD, "./608/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3447] <... openat resumed>) = 3 [pid 3446] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 3447] write(3, "1000", 4 [pid 299] getdents64(3 [pid 298] fstat(4 [pid 3447] <... write resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3447] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 3447] <... close resumed>) = 0 [pid 299] umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3447] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 3447] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3447] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./619/binderfs" executing program [pid 298] close(4 [pid 3447] <... write resumed>) = 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 3447] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rmdir("./608/tracing" [pid 3447] <... close_range resumed>) = 0 [pid 3446] creat(NULL, 0732 [pid 299] unlink("./619/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 3447] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(3 [pid 3447] <... mkdirat resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3447] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 3447] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3447] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./608" [pid 3447] <... openat resumed>) = 3 [pid 3446] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3447] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./609", 0777 [pid 3447] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3446] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 3447] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./619/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3447] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3447] creat(NULL, 0732 [pid 299] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3449 attached [pid 3447] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3446] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3447] exit_group(0 [pid 299] openat(AT_FDCWD, "./619/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3449 [pid 3447] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3448 attached [pid 299] fstat(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3448] set_robust_list(0x555557559760, 24 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3448] <... set_robust_list resumed>) = 0 [pid 3447] +++ exited with 0 +++ [pid 3446] +++ exited with 0 +++ [pid 299] getdents64(4 [pid 3449] set_robust_list(0x555557559760, 24 [pid 3448] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3448] chdir("./652") = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 3448] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3448] setpgid(0, 0 [pid 299] close(4 [pid 3448] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3449] <... set_robust_list resumed>) = 0 [pid 3448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rmdir("./619/tracing" [pid 3448] <... openat resumed>) = 3 [pid 3448] write(3, "1000", 4) = 4 [pid 3448] close(3) = 0 [pid 3448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3448] write(1, "executing program\n", 18) = 18 [pid 3448] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(3 [pid 3448] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3448] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(3 [pid 3449] rt_sigprocmask(SIG_SETMASK, [] [pid 3448] <... mkdirat resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3448] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rmdir("./619" [pid 3448] <... mount resumed>) = 0 [pid 3448] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3448] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 3448] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] mkdir("./620", 0777 [pid 3448] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3448] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3448] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 3449] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3448] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3450 ci2-android-5-10/strace-static-x86_64: Process 3450 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3450] set_robust_list(0x555557559760, 24) = 0 [pid 3450] rt_sigprocmask(SIG_SETMASK, [] [pid 3449] chdir("./609" [pid 3450] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3450] chdir("./620" [pid 300] <... restart_syscall resumed>) = 0 [pid 3449] <... chdir resumed>) = 0 [pid 300] umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./626/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3449] <... prctl resumed>) = 0 [pid 301] umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./626/binderfs" [pid 3449] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./626/tracing" [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./635/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./626/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] unlink("./635/binderfs" [pid 300] <... openat resumed>) = 4 [pid 302] umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 300] fstat(4 [pid 3449] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./652/binderfs" [pid 301] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] unlink("./652/binderfs" [pid 301] newfstatat(AT_FDCWD, "./635/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3450] <... chdir resumed>) = 0 [pid 3449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./626/tracing" [pid 3450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3449] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./635/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 3450] <... prctl resumed>) = 0 [pid 3449] write(3, "1000", 4 [pid 302] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 3450] setpgid(0, 0 [pid 3449] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3450] <... setpgid resumed>) = 0 [pid 3449] close(3 [pid 302] newfstatat(AT_FDCWD, "./652/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 3450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3449] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 3450] <... openat resumed>) = 3 [pid 3449] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./626" [pid 3450] write(3, "1000", 4 [pid 3449] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 3450] <... write resumed>) = 4 [pid 3449] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./652/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 300] mkdir("./627", 0777 [pid 3450] close(3 [pid 3449] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 301] close(4 [pid 300] <... mkdir resumed>) = 0 [pid 3450] <... close resumed>) = 0 [pid 3449] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(4 [pid 301] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3450] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./635/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3450] <... symlink resumed>) = 0 [pid 3449] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3451 attached [pid 3450] write(1, "executing program\n", 18 [pid 3449] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 3450] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3451 [pid 3450] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3450] <... close_range resumed>) = 0 [pid 302] close(4 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3450] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3449] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./635" [pid 3451] set_robust_list(0x555557559760, 24 [pid 3450] <... mkdirat resumed>) = 0 [pid 3449] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./652/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 3450] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./636", 0777 [pid 3450] <... mount resumed>) = 0 [pid 3449] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3450] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3449] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3450] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3450] write(3, "p:s/p ./file0:0", 15 [pid 3449] <... openat resumed>) = 3 [pid 302] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3451] <... set_robust_list resumed>) = 0 [pid 3450] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3449] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 3450] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./652" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3452 [pid 3450] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3449] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3450] creat(NULL, 0732 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3450] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3450] exit_group(0 [pid 3449] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 3450] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3452 attached [pid 3451] rt_sigprocmask(SIG_SETMASK, [] [pid 3450] +++ exited with 0 +++ [pid 3449] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./653", 0777 [pid 3449] creat(NULL, 0732 [pid 302] <... mkdir resumed>) = 0 [pid 3449] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3449] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3449] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3452] set_robust_list(0x555557559760, 24 [pid 3449] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3453 attached [pid 3453] set_robust_list(0x555557559760, 24) = 0 [pid 3453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3453] chdir("./653" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3453 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3451] chdir("./627" [pid 3453] <... chdir resumed>) = 0 [pid 3453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3453] setpgid(0, 0) = 0 [pid 3453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3451] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3452] <... set_robust_list resumed>) = 0 [pid 3453] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3453] <... write resumed>) = 4 [pid 3453] close(3) = 0 [pid 3453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3453] write(1, "executing program\n", 18) = 18 [pid 3453] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3453] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3452] rt_sigprocmask(SIG_SETMASK, [] [pid 3451] <... prctl resumed>) = 0 [pid 3453] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3453] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3453] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3453] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3453] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3453] exit_group(0) = ? [pid 3451] setpgid(0, 0 [pid 3452] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3451] <... setpgid resumed>) = 0 [pid 3453] +++ exited with 0 +++ [pid 3451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 3451] write(3, "1000", 4 [pid 298] umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./609/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./609/binderfs") = 0 [pid 298] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3451] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./609/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./609/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./609/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3451] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./609/tracing") = 0 [pid 3451] <... close resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3451] symlink("/dev/binderfs", "./binderfs" [pid 298] close(3) = 0 [pid 298] rmdir("./609" [pid 3451] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./610", 0777 [pid 3451] write(1, "executing program\n", 18 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3451] <... write resumed>) = 18 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3451] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3454 [pid 3451] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3451] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3452] chdir("./636") = 0 [pid 3452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3452] setpgid(0, 0) = 0 [pid 3451] <... mkdirat resumed>) = 0 [pid 3452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3454 attached [pid 3451] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3452] <... openat resumed>) = 3 [pid 3452] write(3, "1000", 4) = 4 [pid 3452] close(3) = 0 [pid 3452] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3451] <... mount resumed>) = 0 [pid 3451] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3452] write(1, "executing program\n", 18) = 18 [pid 3452] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3452] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3451] <... openat resumed>) = 3 [pid 302] umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3451] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3452] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3451] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3451] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 3451] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 299] fstat(3 [pid 3451] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3452] <... mount resumed>) = 0 [pid 3451] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 302] getdents64(3 [pid 3452] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3451] exit_group(0 [pid 3452] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3451] <... exit_group resumed>) = ? [pid 299] umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3452] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3452] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3452] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3452] exit_group(0 [pid 3451] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3452] <... exit_group resumed>) = ? [pid 3454] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./620/binderfs" [pid 3454] <... set_robust_list resumed>) = 0 [pid 3452] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./653/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] unlink("./620/binderfs" [pid 302] unlink("./653/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3454] chdir("./610" [pid 299] <... unlink resumed>) = 0 [pid 3454] <... chdir resumed>) = 0 [pid 3454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3454] setpgid(0, 0) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./620/tracing" [pid 302] newfstatat(AT_FDCWD, "./653/tracing" [pid 3454] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./620/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./653/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 302] fstat(4 [pid 3454] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 3454] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 299] close(4 [pid 3454] close(3 [pid 302] <... close resumed>) = 0 [pid 3454] <... close resumed>) = 0 [pid 3454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rmdir("./653/tracing" [pid 299] <... close resumed>) = 0 [pid 3454] write(1, "executing program\n", 18) = 18 [pid 3454] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3454] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] rmdir("./620/tracing" [pid 302] getdents64(3 [pid 3454] <... mkdirat resumed>) = 0 executing program [pid 3454] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3454] <... mount resumed>) = 0 [pid 302] close(3 [pid 299] getdents64(3 [pid 3454] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./653" [pid 299] close(3 [pid 3454] <... openat resumed>) = 3 [pid 3454] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./654", 0777 [pid 299] rmdir("./620" [pid 3454] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3454] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3454] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 3454] <... exit_group resumed>) = ? [pid 3454] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] mkdir("./621", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3455 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3455 ci2-android-5-10/strace-static-x86_64: Process 3456 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3456] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3456 [pid 3456] <... set_robust_list resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3456] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3456] chdir("./621") = 0 [pid 3456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3456] setpgid(0, 0) = 0 [pid 3456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3455] set_robust_list(0x555557559760, 24 [pid 3456] <... openat resumed>) = 3 [pid 3455] <... set_robust_list resumed>) = 0 [pid 3455] rt_sigprocmask(SIG_SETMASK, [] [pid 3456] write(3, "1000", 4 [pid 3455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3455] chdir("./654" [pid 3456] <... write resumed>) = 4 [pid 3455] <... chdir resumed>) = 0 [pid 3455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3455] setpgid(0, 0 [pid 3456] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3456] <... close resumed>) = 0 [pid 3455] <... setpgid resumed>) = 0 [pid 3456] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3456] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3455] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3456] <... write resumed>) = 18 [pid 3455] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3456] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3455] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 3456] <... close_range resumed>) = 0 [pid 3455] close(3 [pid 301] fstat(3 [pid 300] umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 3456] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3455] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 3455] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3456] <... mkdirat resumed>) = 0 [pid 3455] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3456] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3455] write(1, "executing program\n", 18 [pid 301] umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 3455] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3456] <... mount resumed>) = 0 [pid 3455] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./636/binderfs" [pid 300] getdents64(3 [pid 298] umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3456] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3455] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3456] <... openat resumed>) = 3 [pid 3455] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] unlink("./636/binderfs" [pid 300] umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3456] write(3, "p:s/p ./file0:0", 15 [pid 3455] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./610/binderfs" [pid 3455] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./627/binderfs" [pid 3456] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3455] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3456] openat(AT_FDCWD, NULL, O_WRONLY [pid 3455] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./627/binderfs" [pid 298] unlink("./610/binderfs" [pid 3456] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3455] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 3455] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 3456] creat(NULL, 0732 [pid 3455] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./636/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3456] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3455] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3456] exit_group(0 [pid 3455] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 3456] <... exit_group resumed>) = ? [pid 3455] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./627/tracing" [pid 298] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3455] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./636/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3455] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3456] +++ exited with 0 +++ [pid 3455] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./627/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./610/tracing" [pid 3455] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./610/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./610/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./636/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] close(4) = 0 [pid 300] rmdir("./627/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] close(3 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./627" [pid 301] rmdir("./636" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./628", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 301] mkdir("./637", 0777 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3457 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] close(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3457 [pid 3457] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./610/tracing"ci2-android-5-10/strace-static-x86_64: Process 3458 attached [pid 3457] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] set_robust_list(0x555557559760, 24 [pid 3457] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3458 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 299] fstat(3 [pid 298] close(3 [pid 3457] chdir("./628" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./610" [pid 3457] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./654/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./654/binderfs" [pid 299] newfstatat(AT_FDCWD, "./621/binderfs" [pid 298] mkdir("./611", 0777 [pid 3457] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] unlink("./621/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3457] write(3, "1000", 4) = 4 [pid 3457] close(3 [pid 299] <... unlink resumed>) = 0 [pid 3457] <... close resumed>) = 0 [pid 299] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./654/tracing" [pid 299] newfstatat(AT_FDCWD, "./621/tracing" [pid 3457] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3457] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3459 [pid 302] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./654/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3457] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./621/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 3457] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 3457] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3457] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 3458] <... set_robust_list resumed>) = 0 [pid 3457] <... mkdirat resumed>) = 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 299] getdents64(4 [pid 3457] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 3458] rt_sigprocmask(SIG_SETMASK, [] [pid 3457] <... mount resumed>) = 0 [pid 302] rmdir("./654/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3457] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3457] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 3457] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 3457] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 3457] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./621/tracing" [pid 3457] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 3457] exit_group(0) = ? [pid 3458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3457] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] rmdir("./654" [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3459 attached [pid 3459] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./655", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 3459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3459] chdir("./611" [pid 302] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./621" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3459] <... chdir resumed>) = 0 [pid 3459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3459] setpgid(0, 0) = 0 [pid 3459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 3459] <... openat resumed>) = 3 [pid 3459] write(3, "1000", 4) = 4 [pid 3459] close(3) = 0 [pid 3459] symlink("/dev/binderfs", "./binderfs" [pid 299] mkdir("./622", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3460 [pid 3459] <... symlink resumed>) = 0 [pid 3459] write(1, "executing program\n", 18) = 18 [pid 299] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3459] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3459] <... close_range resumed>) = 0 [pid 3459] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3459] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3461 [pid 3459] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3459] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3459] <... openat resumed>) = 3 [pid 3459] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3458] chdir("./637" [pid 3459] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3459] creat(NULL, 0732 [pid 3458] <... chdir resumed>) = 0 [pid 3459] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3459] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3461 attached [pid 3459] +++ exited with 0 +++ [pid 3458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3460 attached [pid 3458] setpgid(0, 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3460] set_robust_list(0x555557559760, 24 [pid 3458] <... setpgid resumed>) = 0 [pid 3460] <... set_robust_list resumed>) = 0 [pid 3460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3460] chdir("./655") = 0 [pid 3460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3458] <... openat resumed>) = 3 [pid 3460] <... prctl resumed>) = 0 [pid 3460] setpgid(0, 0) = 0 [pid 3461] set_robust_list(0x555557559760, 24 [pid 3460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3458] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 3461] <... set_robust_list resumed>) = 0 [pid 3460] <... openat resumed>) = 3 [pid 3458] <... write resumed>) = 4 [pid 3460] write(3, "1000", 4) = 4 [pid 3458] close(3 [pid 3460] close(3 [pid 300] umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3460] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3461] rt_sigprocmask(SIG_SETMASK, [] [pid 3458] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3460] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 3460] <... symlink resumed>) = 0 [pid 3458] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3461] chdir("./622" [pid 3458] <... write resumed>) = 18 [pid 300] newfstatat(AT_FDCWD, "./628/binderfs" [pid 3461] <... chdir resumed>) = 0 [pid 3458] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3460] write(1, "executing program\n", 18 [pid 300] unlink("./628/binderfs" [pid 3458] <... close_range resumed>) = 0 [pid 3460] <... write resumed>) = 18 [pid 3461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3460] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 3461] <... prctl resumed>) = 0 [pid 300] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3460] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3461] setpgid(0, 0 [pid 3460] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3461] <... setpgid resumed>) = 0 [pid 3460] <... mkdirat resumed>) = 0 [pid 3458] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./628/tracing" [pid 3461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3460] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3458] <... mount resumed>) = 0 [pid 300] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3461] <... openat resumed>) = 3 [pid 3460] <... mount resumed>) = 0 [pid 3458] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./628/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3458] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3458] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 298] fstat(3 [pid 3461] write(3, "1000", 4 [pid 3460] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3458] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3461] <... write resumed>) = 4 [pid 3460] <... openat resumed>) = 3 [pid 3458] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3458] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 298] umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3458] creat(NULL, 0732 [pid 300] rmdir("./628/tracing" [pid 3458] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3461] close(3 [pid 3460] write(3, "p:s/p ./file0:0", 15 [pid 3461] <... close resumed>) = 0 [pid 3460] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./611/binderfs" [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3458] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./611/binderfs" [pid 3458] <... exit_group resumed>) = ? [pid 300] close(3 [pid 298] <... unlink resumed>) = 0 [pid 3461] symlink("/dev/binderfs", "./binderfs" [pid 3460] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 298] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./628" [pid 3461] <... symlink resumed>) = 0 [pid 3460] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3461] write(1, "executing program\n", 18 [pid 3460] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] mkdir("./629", 0777 [pid 298] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3461] <... write resumed>) = 18 [pid 3460] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3461] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3460] exit_group(0 [pid 3461] <... close_range resumed>) = 0 [pid 3460] <... exit_group resumed>) = ? [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./611/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 298] umount2("./611/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3461] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3460] +++ exited with 0 +++ [pid 3458] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3462 attached [pid 3461] <... mkdirat resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3462 [pid 298] openat(AT_FDCWD, "./611/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3461] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3461] <... mount resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3461] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3461] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 3461] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3461] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(3 [pid 298] close(4 [pid 3461] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3461] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3461] creat(NULL, 0732 [pid 302] getdents64(3 [pid 298] rmdir("./611/tracing" [pid 3461] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3461] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3461] <... exit_group resumed>) = ? [pid 3462] set_robust_list(0x555557559760, 24 [pid 3461] +++ exited with 0 +++ [pid 302] umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./655/binderfs" [pid 298] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./655/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3462] <... set_robust_list resumed>) = 0 [pid 3462] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] close(3 [pid 302] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./611" [pid 302] <... umount2 resumed>) = 0 [pid 3462] chdir("./629") = 0 [pid 3462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./612", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3462] setpgid(0, 0) = 0 [pid 3462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] newfstatat(AT_FDCWD, "./655/tracing" [pid 298] <... mkdir resumed>) = 0 [pid 3462] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./655/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3462] <... write resumed>) = 4 [pid 3462] close(3) = 0 [pid 3462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3463 [pid 3462] write(1, "executing program\n", 18 [pid 302] getdents64(4 [pid 301] umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3462] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(4 [pid 3462] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 executing program [pid 301] fstat(3 [pid 302] rmdir("./655/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3462] <... close_range resumed>) = 0 [pid 3462] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] getdents64(3 [pid 3462] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(3 [pid 301] umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./655" [pid 301] newfstatat(AT_FDCWD, "./637/binderfs" [pid 3462] <... mount resumed>) = 0 [pid 3462] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./656", 0777 [pid 301] unlink("./637/binderfs" [pid 3462] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 3462] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3462] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3462] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = 0 [pid 3462] exit_group(0) = ? [pid 3462] +++ exited with 0 +++ [pid 301] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3464 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./637/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3463 attached ) = -1 EINVAL (Invalid argument) [pid 3463] set_robust_list(0x555557559760, 24 [pid 301] openat(AT_FDCWD, "./637/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3463] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3463] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3464 attached [pid 3463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3463] chdir("./612" [pid 301] getdents64(4 [pid 3463] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 3463] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3463] setpgid(0, 0 [pid 301] close(4 [pid 3463] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rmdir("./637/tracing" [pid 3464] set_robust_list(0x555557559760, 24 [pid 3463] <... openat resumed>) = 3 [pid 3463] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 3463] close(3 [pid 301] getdents64(3 [pid 3463] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3463] symlink("/dev/binderfs", "./binderfs" [pid 301] close(3 [pid 3464] <... set_robust_list resumed>) = 0 [pid 3463] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3463] write(1, "executing program\n", 18 [pid 301] rmdir("./637" [pid 3463] <... write resumed>) = 18 [pid 3463] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3463] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3464] rt_sigprocmask(SIG_SETMASK, [] [pid 3463] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3463] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./638", 0777 [pid 3464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3463] <... mount resumed>) = 0 [pid 3463] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3463] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3463] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3463] creat(NULL, 0732 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3463] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3463] exit_group(0) = ? [pid 3463] +++ exited with 0 +++ [pid 300] umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3465 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3465 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 299] openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] fstat(3 [pid 3465] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3465] <... set_robust_list resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./629/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./629/binderfs" [pid 3465] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./622/binderfs" [pid 300] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] chdir("./638" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3465] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] unlink("./622/binderfs" [pid 300] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./629/tracing" [pid 299] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3465] <... prctl resumed>) = 0 [pid 300] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./629/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./622/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 299] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./622/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3465] <... openat resumed>) = 3 [pid 3464] chdir("./656" [pid 300] close(4 [pid 299] <... openat resumed>) = 4 [pid 3465] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 299] fstat(4 [pid 3464] <... chdir resumed>) = 0 [pid 300] rmdir("./629/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3465] <... write resumed>) = 4 [pid 3465] close(3) = 0 [pid 3465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3464] <... prctl resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3464] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 300] close(3 [pid 3464] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 298] umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./629" [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3465] write(1, "executing program\n", 18) = 18 [pid 3465] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3465] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./622/tracing" [pid 298] openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./630", 0777 [pid 3465] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 executing program [pid 3465] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3464] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3464] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3464] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 3464] close(3 [pid 298] getdents64(3 [pid 3465] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3465] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3465] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3464] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3466 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3465] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3464] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./622" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3465] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3465] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./612/binderfs" [pid 299] mkdir("./623", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3465] <... exit_group resumed>) = ? [pid 3465] +++ exited with 0 +++ [pid 3464] <... symlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] unlink("./612/binderfs" [pid 3464] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3466 attached executing program [pid 3466] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3464] <... write resumed>) = 18 [pid 298] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3464] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3466] <... set_robust_list resumed>) = 0 [pid 3466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3466] chdir("./630") = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3464] <... close_range resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3467 [pid 298] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3464] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./612/tracing" [pid 3466] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3466] setpgid(0, 0 [pid 298] umount2("./612/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3466] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] openat(AT_FDCWD, "./612/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3466] <... openat resumed>) = 3 [pid 3464] <... mkdirat resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3466] write(3, "1000", 4 [pid 3464] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(4 [pid 3466] <... write resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3466] close(3 [pid 298] getdents64(4 [pid 3464] <... mount resumed>) = 0 [pid 3466] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3464] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3466] write(1, "executing program\n", 18 [pid 298] getdents64(4 [pid 3464] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3466] <... write resumed>) = 18 [pid 298] close(4 [pid 3466] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3464] write(3, "p:s/p ./file0:0", 15 [pid 298] <... close resumed>) = 0 executing program [pid 3466] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rmdir("./612/tracing" [pid 3464] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3466] <... mkdirat resumed>) = 0 [pid 3466] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3466] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3466] write(3, "p:s/p ./file0:0", 15 [pid 3464] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3466] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3464] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 3466] openat(AT_FDCWD, NULL, O_WRONLY [pid 3464] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3466] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 3464] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./612" [pid 3466] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3466] exit_group(0) = ? [pid 3466] +++ exited with 0 +++ [pid 3464] exit_group(0 [pid 301] umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3464] <... exit_group resumed>) = ? [pid 298] mkdir("./613", 0777 [pid 301] openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3467 attached [pid 3467] set_robust_list(0x555557559760, 24) = 0 [pid 3467] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 301] fstat(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3467] chdir("./623") = 0 [pid 3467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3467] setpgid(0, 0) = 0 [pid 3467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3467] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3468 [pid 3464] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./638/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] unlink("./638/binderfs" [pid 3467] write(3, "1000", 4) = 4 [pid 3467] close(3 [pid 301] <... unlink resumed>) = 0 [pid 3467] <... close resumed>) = 0 [pid 301] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3467] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3467] write(1, "executing program\n", 18 [pid 301] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3467] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3467] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./638/tracing" [pid 3467] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3467] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3467] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3467] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./638/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3467] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3467] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(4 [pid 3467] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3467] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 3467] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3467] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 3467] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3467] creat(NULL, 0732 [pid 301] close(4 [pid 3467] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3467] exit_group(0 [pid 301] rmdir("./638/tracing" [pid 3467] <... exit_group resumed>) = ? [pid 3467] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3468 attached ) = 0 [pid 3468] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./638" [pid 3468] <... set_robust_list resumed>) = 0 [pid 3468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./639", 0777 [pid 3468] chdir("./613") = 0 [pid 3468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3468] setpgid(0, 0) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3468] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3468] write(3, "1000", 4) = 4 [pid 3468] close(3) = 0 [pid 3468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3469 [pid 302] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3468] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3468] <... write resumed>) = 18 executing program [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3468] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./656/binderfs" [pid 299] umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./630/binderfs" [pid 302] unlink("./656/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3468] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] unlink("./630/binderfs" [pid 299] openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3468] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 [pid 3468] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 3468] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3468] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./656/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 3468] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 300] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./656/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./630/tracing" [pid 299] umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./623/binderfs" [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./630/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./623/binderfs" [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 3468] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 299] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3468] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 302] rmdir("./656/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3468] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3468] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3468] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./623/tracing" [pid 302] close(3 [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./656" [pid 300] rmdir("./630/tracing" [pid 299] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3468] <... exit_group resumed>) = ? [pid 3468] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./657", 0777 [pid 300] getdents64(3 [pid 299] openat(AT_FDCWD, "./623/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3469 attached [pid 3469] set_robust_list(0x555557559760, 24) = 0 [pid 3469] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3469] chdir("./639") = 0 [pid 3469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3470 [pid 300] rmdir("./630" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3469] <... prctl resumed>) = 0 [pid 3469] setpgid(0, 0) = 0 [pid 3469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./631", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3470 attached [pid 3469] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3469] <... write resumed>) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] rmdir("./623/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3469] close(3 [pid 298] fstat(3 [pid 3469] <... close resumed>) = 0 [pid 3469] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3469] write(1, "executing program\n", 18) = 18 [pid 3469] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3471 [pid 299] getdents64(3 [pid 3469] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3471 attached [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3 [pid 298] umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3471] set_robust_list(0x555557559760, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./623" [pid 3471] <... set_robust_list resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./613/binderfs" [pid 3469] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3471] rt_sigprocmask(SIG_SETMASK, [] [pid 3469] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3471] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./624", 0777 [pid 298] unlink("./613/binderfs" [pid 3469] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3469] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 3469] <... openat resumed>) = 3 [pid 3469] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 3471] chdir("./631" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3471] <... chdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3470] set_robust_list(0x555557559760, 24 [pid 3469] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = 0 [pid 3471] <... prctl resumed>) = 0 [pid 3470] <... set_robust_list resumed>) = 0 [pid 3469] openat(AT_FDCWD, NULL, O_WRONLY [pid 3470] rt_sigprocmask(SIG_SETMASK, [] [pid 3469] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3469] creat(NULL, 0732 [pid 3471] setpgid(0, 0 [pid 3470] chdir("./657" [pid 3469] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3471] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3472 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3470] <... chdir resumed>) = 0 [pid 3469] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./613/tracing" [pid 3471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3469] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3472 attached [pid 3471] <... openat resumed>) = 3 [pid 3470] <... prctl resumed>) = 0 [pid 3469] +++ exited with 0 +++ [pid 298] umount2("./613/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3471] write(3, "1000", 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3471] <... write resumed>) = 4 [pid 298] openat(AT_FDCWD, "./613/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3470] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 3471] close(3 [pid 301] umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3471] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3471] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 3470] <... setpgid resumed>) = 0 [pid 301] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3471] <... symlink resumed>) = 0 [pid 3470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3471] write(1, "executing program\n", 18 [pid 3470] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(4 [pid 301] umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3471] <... write resumed>) = 18 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] rmdir("./613/tracing" [pid 3471] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./639/binderfs" [pid 3470] write(3, "1000", 4) = 4 [pid 3470] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3471] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 301] unlink("./639/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3470] symlink("/dev/binderfs", "./binderfs" [pid 3471] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3470] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] close(3 [pid 301] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3470] write(1, "executing program\n", 18 [pid 298] rmdir("./613" [pid 3470] <... write resumed>) = 18 [pid 3470] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3470] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3471] <... mkdirat resumed>) = 0 [pid 3470] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3470] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 298] mkdir("./614", 0777 [pid 3471] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3470] <... mount resumed>) = 0 [pid 3470] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./639/tracing" [pid 3471] <... mount resumed>) = 0 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3471] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3470] <... openat resumed>) = 3 [pid 3470] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3470] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3471] <... openat resumed>) = 3 [pid 3470] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./639/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3473 [pid 3470] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 3471] write(3, "p:s/p ./file0:0", 15 [pid 3470] exit_group(0 [pid 301] fstat(4 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3473 attached [pid 3472] set_robust_list(0x555557559760, 24 [pid 3471] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3470] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3471] openat(AT_FDCWD, NULL, O_WRONLY [pid 3470] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 3473] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3471] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 3471] creat(NULL, 0732 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3472] <... set_robust_list resumed>) = 0 [pid 3471] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 3472] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 3473] <... set_robust_list resumed>) = 0 [pid 3473] rt_sigprocmask(SIG_SETMASK, [] [pid 3472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3472] chdir("./624" [pid 3473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./639/tracing" [pid 3471] exit_group(0 [pid 3473] chdir("./614" [pid 3472] <... chdir resumed>) = 0 [pid 3473] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3471] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 3472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./639" [pid 302] <... openat resumed>) = 3 [pid 3473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3472] <... prctl resumed>) = 0 [pid 3473] <... prctl resumed>) = 0 [pid 3473] setpgid(0, 0 [pid 3472] setpgid(0, 0 [pid 3473] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 301] mkdir("./640", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3472] <... setpgid resumed>) = 0 [pid 3473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3472] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3473] <... openat resumed>) = 3 [pid 3472] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./657/binderfs" [pid 3472] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./657/binderfs" [pid 3473] write(3, "1000", 4 [pid 3472] close(3 [pid 3473] <... write resumed>) = 4 [pid 3472] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3473] close(3 [pid 3472] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3473] <... close resumed>) = 0 [pid 3472] <... symlink resumed>) = 0 [pid 3471] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3474 [pid 302] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./657/tracing" [pid 3473] symlink("/dev/binderfs", "./binderfs" [pid 3472] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3474 attached [pid 3473] <... symlink resumed>) = 0 [pid 3472] <... write resumed>) = 18 [pid 302] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3473] write(1, "executing program\n", 18 [pid 3472] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3473] <... write resumed>) = 18 [pid 3472] <... close_range resumed>) = 0 executing program executing program [pid 302] openat(AT_FDCWD, "./657/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3474] set_robust_list(0x555557559760, 24 [pid 3473] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3472] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 3474] <... set_robust_list resumed>) = 0 [pid 3473] <... close_range resumed>) = 0 [pid 3472] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 3473] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3472] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3474] rt_sigprocmask(SIG_SETMASK, [] [pid 3473] <... mkdirat resumed>) = 0 [pid 3472] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 3473] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3472] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 3473] <... mount resumed>) = 0 [pid 3472] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3474] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3473] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3472] write(3, "p:s/p ./file0:0", 15 [pid 3473] <... openat resumed>) = 3 [pid 3472] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 3473] write(3, "p:s/p ./file0:0", 15 [pid 3472] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 3474] chdir("./640" [pid 3473] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3472] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./657/tracing" [pid 3473] openat(AT_FDCWD, NULL, O_WRONLY [pid 3472] creat(NULL, 0732 [pid 3473] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3472] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3473] creat(NULL, 0732 [pid 3472] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 3473] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3472] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 3474] <... chdir resumed>) = 0 [pid 3473] exit_group(0 [pid 3472] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./657" [pid 3473] <... exit_group resumed>) = ? [pid 3474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3473] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./658", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3475 ci2-android-5-10/strace-static-x86_64: Process 3475 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3475] set_robust_list(0x555557559760, 24) = 0 [pid 3475] rt_sigprocmask(SIG_SETMASK, [] [pid 3474] <... prctl resumed>) = 0 [pid 3475] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3475] chdir("./658" [pid 3474] setpgid(0, 0 [pid 3475] <... chdir resumed>) = 0 [pid 3475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3475] setpgid(0, 0) = 0 [pid 3475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3474] <... setpgid resumed>) = 0 [pid 3475] <... openat resumed>) = 3 [pid 3474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... restart_syscall resumed>) = 0 [pid 3475] write(3, "1000", 4) = 4 [pid 3475] close(3 [pid 298] umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3475] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3475] symlink("/dev/binderfs", "./binderfs" [pid 298] openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3475] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./614/binderfs" [pid 3475] write(1, "executing program\n", 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3475] <... write resumed>) = 18 executing program [pid 298] unlink("./614/binderfs" [pid 3475] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3475] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3475] <... mkdirat resumed>) = 0 [pid 3474] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./614/tracing" [pid 3475] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3474] write(3, "1000", 4 [pid 298] umount2("./614/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3475] <... mount resumed>) = 0 [pid 3474] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3475] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3474] close(3 [pid 298] openat(AT_FDCWD, "./614/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3475] <... openat resumed>) = 3 [pid 3474] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3475] write(3, "p:s/p ./file0:0", 15 [pid 3474] symlink("/dev/binderfs", "./binderfs" [pid 298] fstat(4 [pid 3475] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3475] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 3474] <... symlink resumed>) = 0 [pid 3475] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3474] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 3474] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3475] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3474] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] close(4 [pid 3474] <... close_range resumed>) = 0 [pid 300] umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] rmdir("./614/tracing" [pid 3474] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3475] exit_group(0) = ? [pid 3475] +++ exited with 0 +++ [pid 3474] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3474] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 298] getdents64(3 [pid 3474] <... mount resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3474] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 298] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./614" [pid 3474] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3474] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./631/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./615", 0777 [pid 3474] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] unlink("./631/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3474] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3474] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./631/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./631/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3474] creat(NULL, 0732 [pid 300] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3474] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3476 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3474] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./631/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3474] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./631") = 0 [pid 299] openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./632", 0777 [pid 3474] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3477 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3477 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3476 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./624/binderfs" [pid 3476] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./624/binderfs" [pid 3476] <... set_robust_list resumed>) = 0 [pid 3476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3476] chdir("./615") = 0 [pid 3476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3476] setpgid(0, 0) = 0 [pid 3476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 3476] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3476] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3476] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./624/tracing" [pid 302] umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./658/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./624/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./658/binderfs" [pid 3476] close(3 [pid 299] <... openat resumed>) = 4 [pid 3476] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(4 [pid 302] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3476] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = 0 [pid 3476] <... symlink resumed>) = 0 [pid 302] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3477] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./658/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 302] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./624/tracing" [pid 302] openat(AT_FDCWD, "./658/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3476] write(1, "executing program\n", 18) = 18 [pid 3476] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3476] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 executing program [pid 302] fstat(4 [pid 299] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 299] close(3 [pid 3477] <... set_robust_list resumed>) = 0 [pid 3476] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] rmdir("./624" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3476] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 3476] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 299] mkdir("./625", 0777 [pid 302] rmdir("./658/tracing" [pid 3476] <... openat resumed>) = 3 [pid 3476] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 3476] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3476] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3476] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(3 [pid 3476] <... exit_group resumed>) = ? [pid 3476] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 3477] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./658" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3478 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3478 attached [pid 3478] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./659", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3478] chdir("./625") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3478] <... prctl resumed>) = 0 [pid 301] umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3478] setpgid(0, 0) = 0 [pid 3478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3479 [pid 301] fstat(3 [pid 3478] write(3, "1000", 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3478] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 3478] close(3) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3478] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3478] <... symlink resumed>) = 0 [pid 3477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3478] write(1, "executing program\n", 18) = 18 [pid 3478] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3478] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./640/binderfs" [pid 3478] <... mkdirat resumed>) = 0 [pid 3477] chdir("./632" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3478] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./640/binderfs" [pid 3478] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3478] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3478] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 3478] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3478] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3478] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./640/tracing" [pid 3478] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3478] creat(NULL, 0732 [pid 301] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 3477] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./640/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3478] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 3478] exit_group(0 [pid 3477] <... prctl resumed>) = 0 [pid 301] fstat(4 [pid 3478] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3477] setpgid(0, 0 [pid 298] umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3478] +++ exited with 0 +++ [pid 3477] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 3 [pid 3477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] close(4 [pid 298] fstat(3 [pid 301] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./640/tracing" [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3479 attached [pid 3479] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 3477] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3477] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./615/binderfs" [pid 3477] <... write resumed>) = 4 [pid 301] rmdir("./640" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3479] chdir("./659" [pid 301] <... rmdir resumed>) = 0 [pid 3477] close(3 [pid 298] unlink("./615/binderfs" [pid 301] mkdir("./641", 0777 [pid 3479] <... chdir resumed>) = 0 [pid 3479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... unlink resumed>) = 0 [pid 3479] <... prctl resumed>) = 0 [pid 3479] setpgid(0, 0) = 0 [pid 3479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3477] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3477] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3479] write(3, "1000", 4) = 4 [pid 3479] close(3) = 0 [pid 3479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] newfstatat(AT_FDCWD, "./615/tracing" [pid 3477] <... symlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3480 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3479] write(1, "executing program\n", 18 [pid 3477] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./615/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3477] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3477] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] openat(AT_FDCWD, "./615/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3477] <... close_range resumed>) = 0 [pid 3479] <... write resumed>) = 18 [pid 298] <... openat resumed>) = 4 [pid 3479] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] fstat(4 [pid 3477] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3479] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 3479] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program executing program [pid 3479] <... mkdirat resumed>) = 0 [pid 3477] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3479] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3477] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3479] <... mount resumed>) = 0 [pid 3477] <... mount resumed>) = 0 [pid 298] close(4 [pid 3479] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3477] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 3479] <... openat resumed>) = 3 [pid 298] rmdir("./615/tracing" [pid 3479] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3479] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3477] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3479] creat(NULL, 0732 [pid 3477] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(3 [pid 3479] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3479] exit_group(0 [pid 3477] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(3 [pid 3479] <... exit_group resumed>) = ? [pid 3477] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... close resumed>) = 0 [pid 3479] +++ exited with 0 +++ [pid 3477] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./615"ci2-android-5-10/strace-static-x86_64: Process 3480 attached [pid 3480] set_robust_list(0x555557559760, 24) = 0 [pid 3477] creat(NULL, 0732 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3477] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] mkdir("./616", 0777 [pid 3480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3480] chdir("./641") = 0 [pid 3480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3477] exit_group(0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3480] setpgid(0, 0 [pid 3477] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3480] <... setpgid resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3481 [pid 3480] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3480] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3480] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3480] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3480] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 3480] <... symlink resumed>) = 0 [pid 3477] +++ exited with 0 +++ [pid 299] fstat(3 [pid 3480] write(1, "executing program\n", 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3480] <... write resumed>) = 18 [pid 3480] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 299] umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./625/binderfs" [pid 3480] <... close_range resumed>) = 0 [pid 3480] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 299] unlink("./625/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3480] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 3480] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3480] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./659/binderfs" [pid 299] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./659/binderfs" [pid 299] newfstatat(AT_FDCWD, "./625/tracing" [pid 3480] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3480] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./625/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./659/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 302] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3480] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./659/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 3480] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 299] close(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] rmdir("./625/tracing" [pid 3480] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3480] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3480] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(4 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3480] <... exit_group resumed>) = ? [pid 299] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rmdir("./659/tracing" [pid 3480] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] rmdir("./625" [pid 302] getdents64(3 [pid 300] umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3481 attached [pid 3481] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./626", 0777 [pid 302] close(3 [pid 300] openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3481] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] rmdir("./659" [pid 300] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3481] chdir("./616") = 0 [pid 3481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 302] mkdir("./660", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3481] <... prctl resumed>) = 0 [pid 3481] setpgid(0, 0) = 0 [pid 3481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3481] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3481] write(3, "1000", 4) = 4 [pid 3481] close(3) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3482 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3481] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./632/binderfs" [pid 3481] <... symlink resumed>) = 0 [pid 3481] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3483 [pid 301] umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./632/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3481] <... write resumed>) = 18 [pid 3481] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 3481] <... close_range resumed>) = 0 [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3481] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./632/tracing" [pid 301] umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./641/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./632/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./641/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3483 attached [pid 3481] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 3481] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3481] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./641/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 301] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 301] openat(AT_FDCWD, "./641/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3481] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 4 [pid 300] rmdir("./632/tracing" [pid 3481] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 3481] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3481] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 301] getdents64(4 [pid 3481] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3481] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] close(3 [pid 301] getdents64(4 [pid 3481] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 301] close(4 [pid 300] rmdir("./632" [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3482 attached [pid 3481] exit_group(0 [pid 3482] set_robust_list(0x555557559760, 24 [pid 3481] <... exit_group resumed>) = ? executing program [pid 3483] set_robust_list(0x555557559760, 24 [pid 3482] <... set_robust_list resumed>) = 0 [pid 3481] +++ exited with 0 +++ [pid 301] rmdir("./641/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 3482] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3482] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3482] chdir("./626") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] mkdir("./633", 0777 [pid 301] getdents64(3 [pid 3482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3482] setpgid(0, 0) = 0 [pid 3482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 3482] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 298] umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./641" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3482] write(3, "1000", 4) = 4 [pid 3482] close(3) = 0 [pid 3482] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3482] <... symlink resumed>) = 0 [pid 3482] write(1, "executing program\n", 18) = 18 [pid 3482] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] mkdir("./642", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3484 [pid 298] fstat(3 [pid 3482] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3482] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3482] <... mount resumed>) = 0 [pid 3482] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3482] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3485 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3482] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./616/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3482] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./616/binderfs" [pid 3482] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3482] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 3482] exit_group(0 [pid 298] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3482] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3485 attached [pid 3483] <... set_robust_list resumed>) = 0 [pid 3482] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3484 attached [pid 3483] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3483] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./616/tracing" [pid 3484] set_robust_list(0x555557559760, 24 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3483] chdir("./660" [pid 298] umount2("./616/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3484] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3483] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./616/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3484] rt_sigprocmask(SIG_SETMASK, [] [pid 3483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 4 [pid 3484] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3483] <... prctl resumed>) = 0 [pid 298] fstat(4 [pid 3484] chdir("./633" [pid 3483] setpgid(0, 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3484] <... chdir resumed>) = 0 [pid 3483] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 3484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3484] setpgid(0, 0 [pid 298] getdents64(4 [pid 3483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3484] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 3484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... close resumed>) = 0 [pid 3483] <... openat resumed>) = 3 [pid 298] rmdir("./616/tracing" [pid 3484] <... openat resumed>) = 3 [pid 3484] write(3, "1000", 4) = 4 [pid 3483] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 3484] close(3 [pid 298] getdents64(3 [pid 3483] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3484] <... close resumed>) = 0 [pid 3483] close(3 [pid 298] close(3 [pid 3484] symlink("/dev/binderfs", "./binderfs" [pid 3483] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3485] set_robust_list(0x555557559760, 24 [pid 3484] <... symlink resumed>) = 0 [pid 3483] symlink("/dev/binderfs", "./binderfs" [pid 298] rmdir("./616" [pid 3484] write(1, "executing program\n", 18) = 18 [pid 3484] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3484] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 executing program [pid 3485] <... set_robust_list resumed>) = 0 [pid 3484] <... mkdirat resumed>) = 0 [pid 3483] <... symlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./617", 0777 [pid 3483] write(1, "executing program\n", 18 [pid 3484] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3484] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 3484] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3483] <... write resumed>) = 18 [pid 299] umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3483] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3484] write(3, "p:s/p ./file0:0", 15 [pid 299] openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3484] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3484] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3484] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3484] exit_group(0 [pid 3483] <... close_range resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3486 [pid 299] fstat(3 executing program [pid 3484] <... exit_group resumed>) = ? [pid 3483] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3485] rt_sigprocmask(SIG_SETMASK, [] [pid 3484] +++ exited with 0 +++ [pid 3483] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3483] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3486 attached [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3483] <... mount resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./626/binderfs" [pid 3486] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3483] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] unlink("./626/binderfs" [pid 3486] <... set_robust_list resumed>) = 0 [pid 3486] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 3485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3483] <... openat resumed>) = 3 [pid 299] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3486] chdir("./617" [pid 3483] write(3, "p:s/p ./file0:0", 15 [pid 3485] chdir("./642" [pid 299] <... umount2 resumed>) = 0 [pid 3486] <... chdir resumed>) = 0 [pid 3483] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3485] <... chdir resumed>) = 0 [pid 3483] openat(AT_FDCWD, NULL, O_WRONLY [pid 3485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(AT_FDCWD, "./626/tracing" [pid 3485] <... prctl resumed>) = 0 [pid 3483] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3486] <... prctl resumed>) = 0 [pid 299] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3483] creat(NULL, 0732 [pid 3485] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3483] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3485] <... setpgid resumed>) = 0 [pid 299] openat(AT_FDCWD, "./626/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3486] setpgid(0, 0 [pid 299] <... openat resumed>) = 4 [pid 3486] <... setpgid resumed>) = 0 [pid 3483] exit_group(0 [pid 299] fstat(4 [pid 3485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3483] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 3486] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3486] write(3, "1000", 4 [pid 299] getdents64(4 [pid 3486] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3486] close(3 [pid 299] close(4 [pid 3483] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./626/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3486] <... close resumed>) = 0 [pid 3486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rmdir resumed>) = 0 [pid 3485] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3485] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3486] write(1, "executing program\n", 18 [pid 299] close(3 [pid 3485] <... write resumed>) = 4 [pid 3486] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 [pid 3485] close(3 [pid 299] rmdir("./626" [pid 3486] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3486] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3485] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3486] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3485] symlink("/dev/binderfs", "./binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./627", 0777 [pid 3486] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3486] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 3486] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3485] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3486] creat(NULL, 0732 [pid 300] <... openat resumed>) = 3 [pid 3486] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3486] exit_group(0) = ? [pid 3486] +++ exited with 0 +++ [pid 3485] write(1, "executing program\n", 18 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3485] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3487 [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3485] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3485] <... close_range resumed>) = 0 [pid 300] umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3487 attached [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3485] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./633/binderfs" [pid 3487] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3487] <... set_robust_list resumed>) = 0 [pid 300] unlink("./633/binderfs" [pid 3487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3487] chdir("./627" [pid 300] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3485] <... mkdirat resumed>) = 0 [pid 3487] <... chdir resumed>) = 0 [pid 3485] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = 0 [pid 3487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3487] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3485] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./633/tracing" [pid 3487] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3485] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3487] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3485] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./633/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3485] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 4 [pid 3487] <... openat resumed>) = 3 [pid 3485] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] fstat(4 [pid 3487] write(3, "1000", 4 [pid 3485] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3487] <... write resumed>) = 4 [pid 300] getdents64(4 [pid 3485] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3487] close(3 [pid 3485] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3487] <... close resumed>) = 0 [pid 3485] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3487] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3485] exit_group(0 [pid 300] close(4 [pid 3487] <... symlink resumed>) = 0 [pid 3485] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 3487] write(1, "executing program\n", 18) = 18 [pid 300] rmdir("./633/tracing" [pid 3487] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3487] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3487] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3487] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(3 [pid 3487] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3487] write(3, "p:s/p ./file0:0", 15 [pid 300] close(3 [pid 3487] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rmdir("./633" [pid 3485] +++ exited with 0 +++ [pid 3487] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3487] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3487] exit_group(0) = ? [pid 3487] +++ exited with 0 +++ executing program [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./634", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 302] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3488 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./660/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./660/binderfs" [pid 298] openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3488 attached [pid 3488] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3488] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 302] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./660/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./617/binderfs" [pid 302] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./617/binderfs" [pid 302] openat(AT_FDCWD, "./660/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3488] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 3488] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 298] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3488] chdir("./634" [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 3488] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./617/tracing" [pid 302] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 298] umount2("./617/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./660/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3488] <... prctl resumed>) = 0 [pid 3488] setpgid(0, 0) = 0 [pid 3488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./617/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 3488] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] close(3 [pid 298] fstat(4 [pid 3488] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./660" [pid 298] getdents64(4 [pid 3488] <... write resumed>) = 4 [pid 3488] close(3) = 0 [pid 3488] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./661", 0777 [pid 298] getdents64(4 [pid 3488] write(1, "executing program\n", 18) = 18 [pid 3488] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3488] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./617/tracing" [pid 3488] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3488] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3489 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3488] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3488] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3488] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 298] rmdir("./617" [pid 301] fstat(3 [pid 3488] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3488] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3488] creat(NULL, 0732 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3488] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./618", 0777 [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3489 attached [pid 3488] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3488] <... exit_group resumed>) = ? [pid 301] umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./642/binderfs" [pid 299] openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3490 attached [pid 3488] +++ exited with 0 +++ [pid 301] unlink("./642/binderfs" [pid 299] fstat(3 [pid 3489] set_robust_list(0x555557559760, 24) = 0 [pid 3489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3489] chdir("./661") = 0 [pid 3489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3489] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3490 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3489] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./642/tracing" [pid 299] newfstatat(AT_FDCWD, "./627/binderfs" [pid 3489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./627/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3489] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./642/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 3489] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 3489] <... write resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 299] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3489] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./627/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 3489] <... close resumed>) = 0 [pid 299] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3489] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./642/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3489] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./627/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3489] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3489] <... write resumed>) = 18 [pid 3489] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3489] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 301] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(4 executing program [pid 301] rmdir("./642" [pid 3489] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3490] set_robust_list(0x555557559760, 24 [pid 301] mkdir("./643", 0777 [pid 299] getdents64(4 [pid 3489] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3489] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(4 [pid 3489] <... openat resumed>) = 3 [pid 3489] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./627/tracing" [pid 3489] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3489] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3489] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3489] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3491 [pid 300] openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3489] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 300] fstat(3 [pid 3490] <... set_robust_list resumed>) = 0 [pid 3489] +++ exited with 0 +++ [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 3491 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 300] umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./627" [pid 3491] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3491] <... set_robust_list resumed>) = 0 [pid 3491] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./634/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./628", 0777 [pid 3491] chdir("./643" [pid 300] unlink("./634/binderfs" [pid 3491] <... chdir resumed>) = 0 [pid 3491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3491] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3491] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3491] write(3, "1000", 4) = 4 [pid 3491] close(3) = 0 [pid 3491] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./634/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3492 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3491] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./634/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3491] <... write resumed>) = 18 executing program [pid 3491] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 [pid 3491] <... close_range resumed>) = 0 [pid 300] fstat(4 [pid 3491] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3491] <... mkdirat resumed>) = 0 [pid 3490] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 3490] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3491] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 302] umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3490] chdir("./618" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3490] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 302] openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... close resumed>) = 0 [pid 3490] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] rmdir("./634/tracing" [pid 3490] setpgid(0, 0 [pid 302] fstat(3 [pid 3491] <... mount resumed>) = 0 [pid 3491] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3490] <... setpgid resumed>) = 0 [pid 300] getdents64(3 [pid 302] getdents64(3 [pid 3491] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3491] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./661/binderfs" [pid 300] rmdir("./634" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3491] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3491] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 302] unlink("./661/binderfs" [pid 300] mkdir("./635", 0777 [pid 3491] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 3491] exit_group(0) = ? [pid 3491] +++ exited with 0 +++ [pid 3490] <... openat resumed>) = 3 [pid 302] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3492 attached [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3490] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3490] <... write resumed>) = 4 [pid 302] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3492] set_robust_list(0x555557559760, 24 [pid 3490] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3492] <... set_robust_list resumed>) = 0 [pid 3492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3492] chdir("./628" [pid 3490] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./661/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3493 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3492] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3490] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./661/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 3492] <... prctl resumed>) = 0 [pid 302] fstat(4 [pid 3492] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3490] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 3492] <... setpgid resumed>) = 0 [pid 3490] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3490] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 3492] <... openat resumed>) = 3 [pid 3490] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3492] write(3, "1000", 4 [pid 3490] <... close_range resumed>) = 0 [pid 302] close(4 [pid 3492] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3493 attached [pid 3490] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./661/tracing" [pid 3492] close(3) = 0 [pid 3492] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 3492] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 3492] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3490] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 3492] <... write resumed>) = 18 executing program [pid 3490] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 3492] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rmdir("./661" [pid 3493] set_robust_list(0x555557559760, 24 [pid 3490] <... mount resumed>) = 0 [pid 3492] <... close_range resumed>) = 0 [pid 3492] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3490] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 3492] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3492] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] mkdir("./662", 0777 [pid 3490] <... openat resumed>) = 3 [pid 3492] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3492] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 3490] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3492] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3490] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3492] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3492] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3494 attached [pid 3492] +++ exited with 0 +++ [pid 3490] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3494 [pid 3493] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3493] rt_sigprocmask(SIG_SETMASK, [] [pid 3490] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3490] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3493] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3490] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 3493] chdir("./635" [pid 3490] exit_group(0 [pid 301] fstat(3 [pid 3493] <... chdir resumed>) = 0 [pid 3490] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 3493] <... prctl resumed>) = 0 [pid 3493] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3493] <... setpgid resumed>) = 0 [pid 301] umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3490] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./643/binderfs" [pid 3493] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] unlink("./643/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3493] write(3, "1000", 4) = 4 [pid 3493] close(3 [pid 301] <... unlink resumed>) = 0 [pid 3493] <... close resumed>) = 0 [pid 301] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3493] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3493] write(1, "executing program\n", 18 executing program [pid 301] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3493] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./643/tracing" [pid 3493] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3493] <... close_range resumed>) = 0 [pid 301] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./643/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 299] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 3493] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 301] getdents64(4 [pid 3494] set_robust_list(0x555557559760, 24 [pid 3493] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(4 [pid 299] umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./643/tracing" [pid 3493] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] newfstatat(AT_FDCWD, "./628/binderfs" [pid 3493] <... mount resumed>) = 0 [pid 3493] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 299] unlink("./628/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] close(3 [pid 299] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3493] <... openat resumed>) = 3 [pid 301] rmdir("./643" [pid 299] <... umount2 resumed>) = 0 [pid 3493] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3493] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./644", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3493] creat(NULL, 0732 [pid 301] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./628/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3493] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3493] exit_group(0) = ? [pid 3494] <... set_robust_list resumed>) = 0 [pid 3493] +++ exited with 0 +++ [pid 299] openat(AT_FDCWD, "./628/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3495 [pid 299] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3495 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 3495] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3495] <... set_robust_list resumed>) = 0 [pid 299] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3495] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./628/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 3495] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3495] chdir("./644") = 0 [pid 300] openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 3494] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] close(3 [pid 3494] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 3495] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 300] umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./628" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3495] setpgid(0, 0) = 0 [pid 3495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3494] chdir("./662" [pid 300] newfstatat(AT_FDCWD, "./635/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./618/binderfs" [pid 3495] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./629", 0777 [pid 300] unlink("./635/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3494] <... chdir resumed>) = 0 [pid 3495] <... write resumed>) = 4 [pid 3495] close(3) = 0 [pid 3495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] unlink("./618/binderfs" [pid 3495] write(1, "executing program\n", 18 [pid 300] <... unlink resumed>) = 0 [pid 3495] <... write resumed>) = 18 [pid 3495] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3495] <... close_range resumed>) = 0 executing program [pid 300] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3494] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3495] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3494] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./635/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3496 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./618/tracing" [pid 300] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3494] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./635/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./618/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./618/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 298] fstat(4 [pid 3495] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 3494] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3494] write(3, "1000", 4 [pid 300] close(4 [pid 298] getdents64(4 [pid 3495] <... mount resumed>) = 0 [pid 3494] <... write resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3494] close(3 [pid 300] rmdir("./635/tracing" [pid 298] close(4 [pid 3495] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3495] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 3494] <... close resumed>) = 0 [pid 298] rmdir("./618/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3495] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3495] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3495] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3495] exit_group(0) = ? [pid 3495] +++ exited with 0 +++ [pid 3494] symlink("/dev/binderfs", "./binderfs" [pid 300] close(3 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3496 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./635" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3496] set_robust_list(0x555557559760, 24) = 0 [pid 3496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 3494] <... symlink resumed>) = 0 [pid 300] mkdir("./636", 0777 [pid 3494] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 3496] chdir("./629") = 0 [pid 3496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./618" [pid 3494] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3496] <... prctl resumed>) = 0 [pid 3496] setpgid(0, 0) = 0 executing program [pid 3496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3494] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] mkdir("./619", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3496] <... openat resumed>) = 3 [pid 3496] write(3, "1000", 4 [pid 298] <... mkdir resumed>) = 0 [pid 3496] <... write resumed>) = 4 [pid 3496] close(3) = 0 [pid 3496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3494] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3497 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3496] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3494] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3496] <... write resumed>) = 18 [pid 3496] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3496] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3496] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3498 [pid 3494] <... mkdirat resumed>) = 0 executing program [pid 3496] <... mount resumed>) = 0 [pid 3494] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3496] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3494] <... mount resumed>) = 0 [pid 3496] <... openat resumed>) = 3 [pid 3496] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 3498 attached ) = -1 ENOENT (No such file or directory) [pid 3494] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3496] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3496] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3496] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3497 attached [pid 3498] set_robust_list(0x555557559760, 24 [pid 3494] <... openat resumed>) = 3 [pid 3498] <... set_robust_list resumed>) = 0 [pid 3497] set_robust_list(0x555557559760, 24 [pid 3496] +++ exited with 0 +++ [pid 3494] write(3, "p:s/p ./file0:0", 15 [pid 3498] rt_sigprocmask(SIG_SETMASK, [] [pid 3497] <... set_robust_list resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3497] rt_sigprocmask(SIG_SETMASK, [] [pid 3494] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3498] chdir("./619" [pid 3497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3498] <... chdir resumed>) = 0 [pid 3497] chdir("./636" [pid 3498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3494] openat(AT_FDCWD, NULL, O_WRONLY [pid 3498] <... prctl resumed>) = 0 [pid 3497] <... chdir resumed>) = 0 [pid 3494] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3498] setpgid(0, 0 [pid 3497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3494] creat(NULL, 0732 [pid 3498] <... setpgid resumed>) = 0 [pid 3497] <... prctl resumed>) = 0 [pid 3494] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3497] setpgid(0, 0 [pid 3494] exit_group(0 [pid 3498] <... openat resumed>) = 3 [pid 3497] <... setpgid resumed>) = 0 [pid 3494] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 3498] write(3, "1000", 4 [pid 3497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3498] <... write resumed>) = 4 [pid 3497] <... openat resumed>) = 3 [pid 3494] +++ exited with 0 +++ [pid 3498] close(3 [pid 3497] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3498] <... close resumed>) = 0 [pid 3497] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3498] symlink("/dev/binderfs", "./binderfs" [pid 3497] close(3 [pid 301] openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3498] <... symlink resumed>) = 0 [pid 3497] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3498] write(1, "executing program\n", 18 executing program [pid 3497] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3 [pid 3498] <... write resumed>) = 18 [pid 3497] <... symlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3498] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3497] write(1, "executing program\n", 18 executing program [pid 301] getdents64(3 [pid 3498] <... close_range resumed>) = 0 [pid 3497] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3498] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3497] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3498] <... mkdirat resumed>) = 0 [pid 3497] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 3498] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3497] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./644/binderfs" [pid 3498] <... mount resumed>) = 0 [pid 3497] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3498] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3497] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./644/binderfs" [pid 3498] <... openat resumed>) = 3 [pid 3497] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3498] write(3, "p:s/p ./file0:0", 15 [pid 3497] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3498] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3497] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 3498] openat(AT_FDCWD, NULL, O_WRONLY [pid 3497] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3498] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3497] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3498] creat(NULL, 0732 [pid 3497] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./644/tracing" [pid 299] openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3498] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3497] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3498] exit_group(0 [pid 3497] creat(NULL, 0732 [pid 301] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 3498] <... exit_group resumed>) = ? [pid 3497] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 3498] +++ exited with 0 +++ [pid 3497] exit_group(0 [pid 301] openat(AT_FDCWD, "./644/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3497] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3497] +++ exited with 0 +++ [pid 301] fstat(4 [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 299] umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./644/tracing" [pid 299] newfstatat(AT_FDCWD, "./629/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./644" [pid 299] unlink("./629/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./645", 0777) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3499 [pid 300] openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./629/tracing" [pid 298] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./629/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./636/binderfs" [pid 298] newfstatat(AT_FDCWD, "./619/binderfs" [pid 299] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 298] unlink("./619/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3499 attached [pid 300] unlink("./636/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./619/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./619/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3499] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./636/tracing" [pid 298] openat(AT_FDCWD, "./619/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] <... close resumed>) = 0 [pid 298] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./629/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./636/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 299] close(3 [pid 298] close(4 [pid 302] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] fstat(3 [pid 300] fstat(4 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./619/tracing" [pid 3499] <... set_robust_list resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./629" [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./662/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./619" [pid 3499] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 299] mkdir("./630", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 302] unlink("./662/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./620", 0777 [pid 302] <... unlink resumed>) = 0 [pid 300] close(4 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] rmdir("./636/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3500 attached [pid 3499] chdir("./645" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./662/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3500 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./662/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./662/tracing") = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./662") = 0 [pid 3499] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./663", 0777 [pid 3500] set_robust_list(0x555557559760, 24 [pid 3499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3501 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3502 attached [pid 3500] <... set_robust_list resumed>) = 0 [pid 3499] <... prctl resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3502 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3501 attached [pid 3501] set_robust_list(0x555557559760, 24) = 0 [pid 3501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3501] chdir("./630" [pid 3499] setpgid(0, 0 [pid 300] rmdir("./636" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3501] <... chdir resumed>) = 0 [pid 3501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3501] setpgid(0, 0) = 0 [pid 3501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3501] write(3, "1000", 4) = 4 [pid 3501] close(3) = 0 [pid 3501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3499] <... setpgid resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3501] write(1, "executing program\n", 18) = 18 [pid 3501] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] mkdir("./637", 0777 [pid 3501] <... close_range resumed>) = 0 executing program [pid 3501] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3499] <... openat resumed>) = 3 [pid 3502] set_robust_list(0x555557559760, 24 [pid 300] <... mkdir resumed>) = 0 [pid 3502] <... set_robust_list resumed>) = 0 [pid 3502] rt_sigprocmask(SIG_SETMASK, [] [pid 3499] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3501] <... mkdirat resumed>) = 0 [pid 3500] rt_sigprocmask(SIG_SETMASK, [] [pid 3499] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3502] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3502] chdir("./663") = 0 [pid 3502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3499] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3502] <... prctl resumed>) = 0 [pid 3502] setpgid(0, 0) = 0 [pid 3502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3499] <... close resumed>) = 0 [pid 3501] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3502] <... openat resumed>) = 3 [pid 3501] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3499] symlink("/dev/binderfs", "./binderfs" [pid 3501] <... openat resumed>) = 3 [pid 3502] write(3, "1000", 4 [pid 3501] write(3, "p:s/p ./file0:0", 15 [pid 3502] <... write resumed>) = 4 [pid 3501] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3502] close(3) = 0 [pid 3502] symlink("/dev/binderfs", "./binderfs" [pid 3499] <... symlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3503 [pid 3502] <... symlink resumed>) = 0 [pid 3499] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3501] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3499] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3501] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program [pid 3501] exit_group(0 [pid 3502] write(1, "executing program\n", 18 [pid 3501] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3503 attached [pid 3501] +++ exited with 0 +++ [pid 3500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3499] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3502] <... write resumed>) = 18 executing program [pid 3502] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3502] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3503] set_robust_list(0x555557559760, 24 [pid 3502] <... mkdirat resumed>) = 0 [pid 3500] chdir("./620" [pid 3499] <... close_range resumed>) = 0 [pid 3502] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3502] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3499] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3502] <... openat resumed>) = 3 [pid 3502] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3502] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3502] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3502] exit_group(0) = ? [pid 3502] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3499] <... mkdirat resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3500] <... chdir resumed>) = 0 [pid 3503] <... set_robust_list resumed>) = 0 [pid 3503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3503] chdir("./637" [pid 3500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3499] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3503] <... chdir resumed>) = 0 [pid 3503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3503] setpgid(0, 0) = 0 [pid 3503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3500] <... prctl resumed>) = 0 [pid 3499] <... mount resumed>) = 0 [pid 3503] write(3, "1000", 4) = 4 [pid 3503] close(3) = 0 [pid 3503] symlink("/dev/binderfs", "./binderfs" [pid 3500] setpgid(0, 0 [pid 3499] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3500] <... setpgid resumed>) = 0 [pid 3503] <... symlink resumed>) = 0 [pid 3499] write(3, "p:s/p ./file0:0", 15 [pid 3500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3503] write(1, "executing program\n", 18) = 18 executing program [pid 3503] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3503] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3500] <... openat resumed>) = 3 [pid 3499] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3503] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3500] write(3, "1000", 4 [pid 3499] openat(AT_FDCWD, NULL, O_WRONLY [pid 3503] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3503] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3503] openat(AT_FDCWD, NULL, O_WRONLY [pid 3500] <... write resumed>) = 4 [pid 3499] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3503] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3503] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3503] exit_group(0 [pid 3500] close(3 [pid 3499] creat(NULL, 0732 [pid 3503] <... exit_group resumed>) = ? [pid 3503] +++ exited with 0 +++ [pid 3500] <... close resumed>) = 0 [pid 3499] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3500] symlink("/dev/binderfs", "./binderfs" [pid 3499] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3500] <... symlink resumed>) = 0 [pid 3499] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3499] +++ exited with 0 +++ [pid 3500] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./663/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./663/binderfs" [pid 3500] <... write resumed>) = 18 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3500] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3500] <... close_range resumed>) = 0 executing program [pid 302] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3500] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./663/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3500] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./663/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3500] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3500] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3500] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3500] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3500] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(3 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3500] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 3500] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 3500] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 301] umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 3500] creat(NULL, 0732 [pid 302] rmdir("./663/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3500] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./645/binderfs" [pid 299] getdents64(3 [pid 3500] exit_group(0 [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3500] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] unlink("./645/binderfs" [pid 299] umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3500] +++ exited with 0 +++ [pid 302] close(3 [pid 301] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./630/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./663" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./664", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./630/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./645/tracing" [pid 300] umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./645/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3504 [pid 301] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 300] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3504 attached [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] set_robust_list(0x555557559760, 24 [pid 301] close(4 [pid 300] getdents64(3 [pid 3504] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 3504] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./645/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3504] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./630/tracing" [pid 3504] chdir("./664" [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./637/binderfs" [pid 299] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3504] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] unlink("./637/binderfs" [pid 299] openat(AT_FDCWD, "./630/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 3504] setpgid(0, 0 [pid 301] rmdir("./645" [pid 298] fstat(3 [pid 3504] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] mkdir("./646", 0777 [pid 300] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] getdents64(3 [pid 3504] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3504] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3504] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./620/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3505 attached [pid 3504] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3504] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3505 [pid 300] newfstatat(AT_FDCWD, "./637/tracing" [pid 299] getdents64(4 [pid 298] unlink("./620/binderfs" [pid 3505] set_robust_list(0x555557559760, 24 [pid 3504] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3504] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] <... write resumed>) = 18 executing program [pid 298] <... umount2 resumed>) = 0 [pid 3504] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3504] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./620/tracing" [pid 3505] <... set_robust_list resumed>) = 0 [pid 3504] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3504] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./637/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./620/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3504] <... mount resumed>) = 0 [pid 299] rmdir("./630/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3504] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] openat(AT_FDCWD, "./620/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 3504] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 3504] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 3504] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3504] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 3504] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3504] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 298] getdents64(4 [pid 3504] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 3504] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3504] <... exit_group resumed>) = ? [pid 300] close(4 [pid 299] rmdir("./630" [pid 298] <... close resumed>) = 0 [pid 3505] rt_sigprocmask(SIG_SETMASK, [] [pid 3504] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./620/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./637/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 299] mkdir("./631", 0777 [pid 298] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 298] rmdir("./620" [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./621", 0777 [pid 3505] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./637" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3507 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3506 attached [pid 3506] set_robust_list(0x555557559760, 24 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3506 [pid 300] mkdir("./638", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3506] <... set_robust_list resumed>) = 0 [pid 3506] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./664/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3508 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./664/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3508 attached [pid 3505] chdir("./646" [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./664/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3505] <... chdir resumed>) = 0 [pid 302] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./664/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./664/tracing" [pid 3508] set_robust_list(0x555557559760, 24 [pid 3505] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./664" [pid 3508] <... set_robust_list resumed>) = 0 [pid 3505] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./665", 0777 [pid 3508] rt_sigprocmask(SIG_SETMASK, [] [pid 3505] <... setpgid resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3509 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3506] chdir("./631" [pid 3505] <... openat resumed>) = 3 [pid 3506] <... chdir resumed>) = 0 [pid 3506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3506] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 3509 attached [pid 3508] chdir("./638" [pid 3506] <... setpgid resumed>) = 0 [pid 3505] write(3, "1000", 4 [pid 3506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3506] write(3, "1000", 4) = 4 [pid 3506] close(3) = 0 [pid 3506] symlink("/dev/binderfs", "./binderfs" [pid 3509] set_robust_list(0x555557559760, 24 [pid 3508] <... chdir resumed>) = 0 [pid 3506] <... symlink resumed>) = 0 [pid 3505] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3507 attached [pid 3507] set_robust_list(0x555557559760, 24 [pid 3506] write(1, "executing program\n", 18 [pid 3507] <... set_robust_list resumed>) = 0 [pid 3507] rt_sigprocmask(SIG_SETMASK, [] [pid 3505] close(3 [pid 3507] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3506] <... write resumed>) = 18 executing program [pid 3507] chdir("./621" [pid 3506] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3507] <... chdir resumed>) = 0 [pid 3506] <... close_range resumed>) = 0 [pid 3507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3506] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3509] <... set_robust_list resumed>) = 0 [pid 3508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3507] <... prctl resumed>) = 0 [pid 3506] <... mkdirat resumed>) = 0 [pid 3505] <... close resumed>) = 0 [pid 3507] setpgid(0, 0 [pid 3505] symlink("/dev/binderfs", "./binderfs" [pid 3507] <... setpgid resumed>) = 0 [pid 3507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3507] write(3, "1000", 4 [pid 3506] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3507] <... write resumed>) = 4 [pid 3506] <... mount resumed>) = 0 [pid 3507] close(3 [pid 3506] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3507] <... close resumed>) = 0 [pid 3506] <... openat resumed>) = 3 [pid 3507] symlink("/dev/binderfs", "./binderfs" [pid 3506] write(3, "p:s/p ./file0:0", 15 [pid 3507] <... symlink resumed>) = 0 [pid 3506] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3505] <... symlink resumed>) = 0 [pid 3507] write(1, "executing program\n", 18 [pid 3506] openat(AT_FDCWD, NULL, O_WRONLY [pid 3507] <... write resumed>) = 18 [pid 3506] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 3507] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3506] creat(NULL, 0732 [pid 3507] <... close_range resumed>) = 0 [pid 3506] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3508] <... prctl resumed>) = 0 [pid 3507] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3506] exit_group(0 executing program [pid 3505] write(1, "executing program\n", 18 [pid 3509] rt_sigprocmask(SIG_SETMASK, [] [pid 3508] setpgid(0, 0 [pid 3507] <... mkdirat resumed>) = 0 [pid 3506] <... exit_group resumed>) = ? [pid 3505] <... write resumed>) = 18 [pid 3509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3508] <... setpgid resumed>) = 0 [pid 3507] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3506] +++ exited with 0 +++ [pid 3505] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3507] <... mount resumed>) = 0 [pid 3505] <... close_range resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3507] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3505] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3507] <... openat resumed>) = 3 [pid 3507] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3507] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3507] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3507] exit_group(0) = ? [pid 3507] +++ exited with 0 +++ [pid 3505] <... mkdirat resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3505] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3505] <... mount resumed>) = 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 3505] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3505] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./621/binderfs" [pid 3505] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./621/binderfs" [pid 3508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3505] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(3 [pid 298] <... unlink resumed>) = 0 [pid 3509] chdir("./665" [pid 3505] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3505] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3508] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = 0 [pid 3505] creat(NULL, 0732 [pid 298] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3508] write(3, "1000", 4 [pid 3505] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./621/tracing" [pid 3508] <... write resumed>) = 4 [pid 3505] exit_group(0 [pid 299] umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3508] close(3 [pid 3505] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./621/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./621/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 3505] +++ exited with 0 +++ [pid 298] rmdir("./621/tracing" [pid 3509] <... chdir resumed>) = 0 [pid 3508] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./631/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 3509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3508] symlink("/dev/binderfs", "./binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3509] <... prctl resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./631/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3509] setpgid(0, 0 [pid 298] close(3 [pid 3509] <... setpgid resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./621" [pid 299] <... unlink resumed>) = 0 [pid 3509] <... openat resumed>) = 3 [pid 3508] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3509] write(3, "1000", 4 [pid 3508] write(1, "executing program\n", 18 [pid 299] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./622", 0777 [pid 3509] <... write resumed>) = 4 [pid 3508] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 executing program [pid 3509] close(3 [pid 3508] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3509] <... close resumed>) = 0 [pid 3508] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3509] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./631/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3510 attached [pid 3509] <... symlink resumed>) = 0 [pid 3508] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3509] write(1, "executing program\n", 18 [pid 299] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3510 [pid 3509] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3509] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3509] <... close_range resumed>) = 0 executing program [pid 3509] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3510] set_robust_list(0x555557559760, 24 [pid 3508] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3509] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3508] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./631/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3509] <... mount resumed>) = 0 [pid 3508] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3509] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3508] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(4 [pid 3509] <... openat resumed>) = 3 [pid 3508] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3509] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3508] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 3509] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3509] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3509] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3508] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 3509] exit_group(0 [pid 3508] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3509] <... exit_group resumed>) = ? [pid 3510] <... set_robust_list resumed>) = 0 [pid 3509] +++ exited with 0 +++ [pid 3508] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 301] umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3508] creat(NULL, 0732 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 3508] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./631/tracing" [pid 3510] rt_sigprocmask(SIG_SETMASK, [] [pid 3508] exit_group(0 [pid 301] openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3510] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3510] chdir("./622") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3508] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 301] fstat(3 [pid 3510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3510] setpgid(0, 0) = 0 [pid 3510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3510] write(3, "1000", 4 [pid 3508] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3510] <... write resumed>) = 4 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 3510] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3510] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./631" [pid 301] newfstatat(AT_FDCWD, "./646/binderfs" [pid 3510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./632", 0777 [pid 301] unlink("./646/binderfs" [pid 3510] write(1, "executing program\n", 18) = 18 [pid 3510] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3510] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 executing program [pid 3510] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3510] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3510] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3510] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./646/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3511 [pid 3510] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3510] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3510] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./646/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3510] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 3510] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 3510] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3511 attached [pid 3511] set_robust_list(0x555557559760, 24) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 3511] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./646/tracing" [pid 3511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3511] chdir("./632") = 0 [pid 3511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3511] setpgid(0, 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3511] <... setpgid resumed>) = 0 [pid 3511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] close(3 [pid 3511] <... openat resumed>) = 3 [pid 3511] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 3511] <... write resumed>) = 4 [pid 301] rmdir("./646" [pid 3511] close(3) = 0 [pid 3511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3511] write(1, "executing program\n", 18 [pid 301] mkdir("./647", 0777 [pid 3511] <... write resumed>) = 18 [pid 3511] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3511] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3511] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3511] <... mount resumed>) = 0 [pid 3511] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3511] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3512 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3511] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 3511] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 3511] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3511] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3511] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3511] <... exit_group resumed>) = ? [pid 300] umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3511] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3512 attached [pid 3512] set_robust_list(0x555557559760, 24) = 0 [pid 3512] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./638/binderfs" [pid 3512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./638/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3512] chdir("./647") = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 3512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] fstat(3 [pid 298] umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./638/tracing" [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./665/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./665/binderfs" [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3512] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./638/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./622/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./622/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 3512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./665/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 302] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./638/tracing" [pid 298] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./665/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3512] <... openat resumed>) = 3 [pid 3512] write(3, "1000", 4) = 4 [pid 3512] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./622/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./622/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./638" [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3512] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./622/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(4 [pid 300] mkdir("./639", 0777 [pid 302] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3512] write(1, "executing program\n", 18) = 18 [pid 3512] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3512] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] rmdir("./665/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 3512] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3512] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 3512] <... openat resumed>) = 3 [pid 3512] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3512] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3512] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3513 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./665" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 3512] exit_group(0) = ? [pid 3512] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./666", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./622/tracing" [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3513 attached [pid 3513] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3513] chdir("./639" [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3513] <... chdir resumed>) = 0 [pid 3513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3513] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 3513] <... setpgid resumed>) = 0 [pid 3513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3513] write(3, "1000", 4 [pid 298] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3514 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./622" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3513] <... write resumed>) = 4 [pid 3513] close(3) = 0 [pid 3513] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 298] mkdir("./623", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3513] <... symlink resumed>) = 0 [pid 3513] write(1, "executing program\n", 18) = 18 [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3513] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3513] <... close_range resumed>) = 0 [pid 299] umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3513] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] newfstatat(AT_FDCWD, "./632/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3515 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./632/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3513] <... mkdirat resumed>) = 0 [pid 3513] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3513] <... mount resumed>) = 0 executing program [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3513] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./632/tracing"ci2-android-5-10/strace-static-x86_64: Process 3515 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3513] <... openat resumed>) = 3 [pid 3513] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./632/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3513] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3513] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3513] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 3513] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(3 [pid 299] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 299] close(4 [pid 3513] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./632/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3513] exit_group(0) = ? [pid 3515] set_robust_list(0x555557559760, 24 [pid 3513] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./647/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 301] unlink("./647/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3514 attached [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3514] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] close(3 [pid 301] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3514] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./632" [pid 3515] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3515] rt_sigprocmask(SIG_SETMASK, [] [pid 3514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3514] chdir("./666" [pid 299] <... rmdir resumed>) = 0 [pid 301] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./633", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./647/tracing" [pid 300] umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3514] <... chdir resumed>) = 0 [pid 3514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3514] setpgid(0, 0 [pid 3515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3514] <... setpgid resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./647/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3515] chdir("./623") = 0 [pid 3514] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 3515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3516 [pid 300] umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./639/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3515] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./639/binderfs" [pid 301] close(4 [pid 3515] setpgid(0, 0) = 0 [pid 3515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./647/tracing" [pid 300] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3514] write(3, "1000", 4) = 4 [pid 3515] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 3514] close(3) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./639/tracing" [pid 3514] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./647" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3515] write(3, "1000", 4) = 4 [pid 3515] close(3) = 0 [pid 3515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./648", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3514] write(1, "executing program\n", 18) = 18 [pid 3514] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3514] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./639/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3515] write(1, "executing program\n", 18) = 18 [pid 300] <... openat resumed>) = 4 executing program executing program [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3515] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3515] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3514] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3517 [pid 3515] <... mkdirat resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3514] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 3517 attached [pid 3515] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3514] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3515] <... mount resumed>) = 0 [pid 3514] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./639/tracing" [pid 3515] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3514] <... openat resumed>) = 3 [pid 3515] <... openat resumed>) = 3 [pid 3514] write(3, "p:s/p ./file0:0", 15 [pid 3515] write(3, "p:s/p ./file0:0", 15 [pid 3514] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3515] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3514] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 3515] openat(AT_FDCWD, NULL, O_WRONLY [pid 3514] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3515] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3514] creat(NULL, 0732 [pid 300] close(3 [pid 3515] creat(NULL, 0732 [pid 3514] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3515] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3514] exit_group(0 [pid 300] rmdir("./639" [pid 3517] set_robust_list(0x555557559760, 24 [pid 3515] exit_group(0 [pid 3514] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3516 attached [pid 3517] <... set_robust_list resumed>) = 0 [pid 3515] <... exit_group resumed>) = ? [pid 3514] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 3517] rt_sigprocmask(SIG_SETMASK, [] [pid 3516] set_robust_list(0x555557559760, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./640", 0777 [pid 3517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3516] <... set_robust_list resumed>) = 0 [pid 3515] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 3517] chdir("./648" [pid 3516] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3517] <... chdir resumed>) = 0 [pid 3516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3516] chdir("./633" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3517] <... prctl resumed>) = 0 [pid 3517] setpgid(0, 0 [pid 3516] <... chdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3518 attached [pid 3516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3518 [pid 3518] set_robust_list(0x555557559760, 24 [pid 3517] <... setpgid resumed>) = 0 [pid 3516] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3516] setpgid(0, 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3518] <... set_robust_list resumed>) = 0 [pid 3517] <... openat resumed>) = 3 [pid 3517] write(3, "1000", 4) = 4 [pid 3517] close(3 [pid 3516] <... setpgid resumed>) = 0 [pid 3517] <... close resumed>) = 0 [pid 3517] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 3517] write(1, "executing program\n", 18) = 18 [pid 3516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3517] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3517] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3516] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3517] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3516] write(3, "1000", 4 [pid 3517] <... mount resumed>) = 0 [pid 3516] <... write resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3516] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3517] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3516] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3517] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3516] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3517] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3517] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3516] <... symlink resumed>) = 0 [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3517] exit_group(0 [pid 3516] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3517] <... exit_group resumed>) = ? [pid 3516] <... write resumed>) = 18 executing program [pid 302] getdents64(3 [pid 3518] rt_sigprocmask(SIG_SETMASK, [] [pid 3517] +++ exited with 0 +++ [pid 3516] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 3516] <... close_range resumed>) = 0 [pid 302] umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3516] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3518] chdir("./640") = 0 [pid 3518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3516] <... mkdirat resumed>) = 0 [pid 3518] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3516] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./666/binderfs" [pid 298] umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3518] setpgid(0, 0) = 0 [pid 3518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3516] <... mount resumed>) = 0 [pid 302] unlink("./666/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3518] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 3516] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] newfstatat(AT_FDCWD, "./623/binderfs" [pid 302] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3516] <... openat resumed>) = 3 [pid 3518] write(3, "1000", 4 [pid 298] unlink("./623/binderfs" [pid 3516] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3518] <... write resumed>) = 4 [pid 3518] close(3 [pid 302] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3518] <... close resumed>) = 0 [pid 3516] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3518] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 3516] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./666/tracing" [pid 3516] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3516] creat(NULL, 0732 [pid 302] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3516] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./623/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3516] exit_group(0 [pid 302] openat(AT_FDCWD, "./666/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3516] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 4 [pid 298] umount2("./623/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3518] <... symlink resumed>) = 0 [pid 3518] write(1, "executing program\n", 18) = 18 [pid 3518] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3516] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./623/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3518] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 298] fstat(4 [pid 3518] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3518] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] close(4 [pid 301] umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] rmdir("./666/tracing" [pid 301] openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3518] <... mount resumed>) = 0 [pid 3518] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3518] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] close(4 [pid 302] getdents64(3 [pid 301] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 298] rmdir("./623/tracing" [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 3518] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3518] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3518] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rmdir("./666" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 3518] <... exit_group resumed>) = ? [pid 3518] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./667", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 301] newfstatat(AT_FDCWD, "./648/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] unlink("./648/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] rmdir("./623" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./648/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./648/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./624", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3519 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./648/tracing" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./648" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./649", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3520 ci2-android-5-10/strace-static-x86_64: Process 3520 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3521 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3519 attached [pid 3519] set_robust_list(0x555557559760, 24 [pid 300] openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3519] <... set_robust_list resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3519] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 3519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3519] chdir("./667" [pid 300] getdents64(3 [pid 3519] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3519] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3519] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./640/binderfs" [pid 3519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3520] set_robust_list(0x555557559760, 24 [pid 3519] <... openat resumed>) = 3 [pid 300] unlink("./640/binderfs" [pid 3519] write(3, "1000", 4) = 4 [pid 3519] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3519] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3519] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3519] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./640/tracing" [pid 299] umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3519] <... write resumed>) = 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3519] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3519] <... close_range resumed>) = 0 executing program [pid 300] openat(AT_FDCWD, "./640/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 3519] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3521 attached [pid 3520] <... set_robust_list resumed>) = 0 [pid 3519] <... mkdirat resumed>) = 0 [pid 300] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3519] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 3519] <... mount resumed>) = 0 [pid 3519] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] getdents64(4 [pid 3519] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3519] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 299] umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3520] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3519] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3519] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./633/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./640/tracing" [pid 299] unlink("./633/binderfs" [pid 3519] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3519] exit_group(0) = ? [pid 3519] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 299] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3521] set_robust_list(0x555557559760, 24 [pid 300] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 3521] <... set_robust_list resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3521] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./640" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3521] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3521] chdir("./649") = 0 [pid 3521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./633/tracing" [pid 3521] <... prctl resumed>) = 0 [pid 3521] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./641", 0777 [pid 299] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3521] <... setpgid resumed>) = 0 [pid 3521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3521] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./633/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3521] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 3521] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 3521] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3521] write(1, "executing program\n", 18) = 18 [pid 3521] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3521] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3521] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] getdents64(4 [pid 3521] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3522 executing program [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3521] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3521] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3520] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4 [pid 3521] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 3520] chdir("./624" [pid 299] rmdir("./633/tracing" [pid 3521] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3521] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3521] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 3520] <... chdir resumed>) = 0 [pid 299] getdents64(3 [pid 3521] +++ exited with 0 +++ [pid 3520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3522 attached [pid 3520] <... prctl resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 3520] setpgid(0, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3520] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3522] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./633" [pid 3520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3522] <... set_robust_list resumed>) = 0 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3522] chdir("./641") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./634", 0777 [pid 3522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3522] setpgid(0, 0) = 0 [pid 3522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3520] <... openat resumed>) = 3 [pid 302] umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 3522] write(3, "1000", 4) = 4 [pid 3522] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3520] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 3520] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3 [pid 3522] <... close resumed>) = 0 [pid 3522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3522] write(1, "executing program\n", 18) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3520] close(3 [pid 302] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3523 [pid 3522] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3520] <... close resumed>) = 0 [pid 302] umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3522] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3522] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./667/binderfs" [pid 3520] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./667/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3522] <... mkdirat resumed>) = 0 [pid 3520] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3520] write(1, "executing program\n", 18 [pid 302] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3520] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 3 [pid 3522] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 3520] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 302] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3520] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3522] <... mount resumed>) = 0 [pid 3520] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./667/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./649/binderfs" [pid 302] openat(AT_FDCWD, "./667/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] unlink("./649/binderfs" [pid 302] fstat(4 [pid 3522] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3522] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3522] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 3522] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3520] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3520] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./649/tracing" [pid 302] close(4 [pid 3522] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./667/tracing" [pid 301] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3522] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3522] exit_group(0) = ? [pid 3522] +++ exited with 0 +++ [pid 3520] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3520] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./649/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(4 [pid 3520] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3520] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./667" [pid 301] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3523 attached [pid 3523] set_robust_list(0x555557559760, 24) = 0 [pid 3523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3523] chdir("./634" [pid 302] mkdir("./668", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3520] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3523] <... chdir resumed>) = 0 [pid 3523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3523] setpgid(0, 0) = 0 [pid 3523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3520] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3520] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3520] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4 [pid 3523] <... openat resumed>) = 3 [pid 3523] write(3, "1000", 4) = 4 [pid 3523] close(3) = 0 [pid 3523] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3520] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3524 [pid 301] <... close resumed>) = 0 [pid 3523] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./649/tracing" [pid 3520] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3523] <... write resumed>) = 18 [pid 3523] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3523] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 3520] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 3523] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3523] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] close(3 executing program [pid 3523] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3520] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./649" [pid 3523] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3523] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3523] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] mkdir("./650", 0777 [pid 3523] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3523] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3523] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 3523] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3524 attached [pid 3524] set_robust_list(0x555557559760, 24) = 0 [pid 3524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3525 [pid 3524] chdir("./668" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3524] <... chdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3524] <... prctl resumed>) = 0 [pid 300] openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3524] setpgid(0, 0 [pid 300] <... openat resumed>) = 3 [pid 3524] <... setpgid resumed>) = 0 [pid 300] fstat(3 [pid 3524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3524] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 3524] write(3, "1000", 4) = 4 [pid 3524] close(3) = 0 [pid 3524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3525 attached ) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./641/binderfs" [pid 3525] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./641/binderfs" [pid 3525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3524] write(1, "executing program\n", 18 [pid 300] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] chdir("./650" [pid 300] <... umount2 resumed>) = 0 [pid 3524] <... write resumed>) = 18 executing program [pid 300] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] <... chdir resumed>) = 0 [pid 3524] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./641/tracing" [pid 3524] <... close_range resumed>) = 0 [pid 3525] <... prctl resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3524] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3525] <... setpgid resumed>) = 0 [pid 3525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] openat(AT_FDCWD, "./641/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./641/tracing") = 0 [pid 299] umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 299] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] fstat(3 [pid 3524] <... mkdirat resumed>) = 0 [pid 300] rmdir("./641" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3525] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3525] write(3, "1000", 4) = 4 [pid 3525] close(3) = 0 [pid 3525] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3524] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] mkdir("./642", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3525] <... symlink resumed>) = 0 [pid 299] umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 3525] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./634/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3524] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3525] <... write resumed>) = 18 [pid 3525] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] unlink("./634/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3525] <... close_range resumed>) = 0 [pid 298] umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3525] <... mkdirat resumed>) = 0 [pid 299] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./624/binderfs" [pid 3524] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3526 [pid 3525] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3524] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] unlink("./624/binderfs" [pid 3524] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./634/tracing" [pid 3525] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3524] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3525] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3524] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./634/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3525] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3524] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./624/tracing" [pid 3524] creat(NULL, 0732 [pid 299] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3524] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./624/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3525] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./624/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3524] exit_group(0 [pid 299] getdents64(4 [pid 3524] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 299] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3525] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./634/tracing" [pid 3525] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3525] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3525] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 299] close(3 [pid 3525] +++ exited with 0 +++ [pid 3524] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./634" [pid 298] rmdir("./624/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3526 attached [pid 3526] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3526] chdir("./642" [pid 298] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./635", 0777 [pid 298] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3526] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3526] setpgid(0, 0) = 0 [pid 3526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./624" [pid 302] openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3526] <... openat resumed>) = 3 [pid 3526] write(3, "1000", 4) = 4 [pid 3526] close(3) = 0 [pid 3526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3526] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3527 [pid 302] fstat(3 [pid 298] mkdir("./625", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3526] <... write resumed>) = 18 [pid 3526] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3526] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3526] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3526] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3526] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3526] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3526] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3526] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3526] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3528 attached [pid 3526] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./668/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3528 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./668/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3527 attached [pid 3527] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 3527] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 302] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./668/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./650/binderfs" [pid 302] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./650/binderfs" [pid 302] openat(AT_FDCWD, "./668/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3527] chdir("./635" [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3527] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 301] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3527] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./650/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3527] setpgid(0, 0) = 0 [pid 302] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./668/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./650/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 3527] write(3, "1000", 4) = 4 [pid 301] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] fstat(4 [pid 302] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 302] rmdir("./668" [pid 3527] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3527] <... close resumed>) = 0 [pid 3527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 3527] write(1, "executing program\n", 18 [pid 302] mkdir("./669", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3527] <... write resumed>) = 18 [pid 3527] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3527] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./650/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3527] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3527] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 3527] <... openat resumed>) = 3 [pid 3527] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3527] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3527] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3527] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3529 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3527] <... exit_group resumed>) = ? [pid 3528] set_robust_list(0x555557559760, 24 [pid 3527] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3529 attached [pid 3528] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3529] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./650" [pid 300] umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3529] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./651", 0777 [pid 300] openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3528] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3529] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 3529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3529] chdir("./669" [pid 300] getdents64(3 [pid 3528] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3528] chdir("./625" [pid 3529] <... chdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3530 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./642/binderfs" [pid 3529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3528] <... chdir resumed>) = 0 [pid 3528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] unlink("./642/binderfs" [pid 3528] <... prctl resumed>) = 0 [pid 3528] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3528] <... openat resumed>) = 3 [pid 300] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3528] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3529] <... prctl resumed>) = 0 [pid 3528] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./642/tracing" [pid 3529] setpgid(0, 0 [pid 3528] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3529] <... setpgid resumed>) = 0 [pid 300] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3528] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3528] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./642/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 4 [pid 3529] <... openat resumed>) = 3 [pid 3528] <... symlink resumed>) = 0 [pid 300] fstat(4 [pid 3528] write(1, "executing program\n", 18 [pid 3529] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3528] <... write resumed>) = 18 executing program [pid 300] getdents64(4 [pid 3529] <... write resumed>) = 4 [pid 3528] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3529] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3528] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 3529] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3528] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3529] symlink("/dev/binderfs", "./binderfs" [pid 3528] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 3528] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 3528] <... mount resumed>) = 0 [pid 300] rmdir("./642/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 3528] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3528] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3529] <... symlink resumed>) = 0 [pid 300] getdents64(3 [pid 3528] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3528] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3529] write(1, "executing program\n", 18 [pid 300] close(3 [pid 3529] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3529] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 executing program [pid 299] openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./642" [pid 3529] <... close_range resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3528] exit_group(0) = ? [pid 3529] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3528] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 300] mkdir("./643", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3530 attached [pid 3530] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3530] chdir("./651" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3530] <... chdir resumed>) = 0 [pid 3530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3530] setpgid(0, 0) = 0 [pid 3530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./635/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3531 [pid 298] openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./635/binderfs" [pid 298] fstat(3 [pid 3530] <... openat resumed>) = 3 [pid 3530] write(3, "1000", 4) = 4 [pid 299] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3530] close(3) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3529] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./625/binderfs" [pid 3529] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] newfstatat(AT_FDCWD, "./635/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./625/binderfs" [pid 299] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3529] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 3530] write(1, "executing program\n", 18 [pid 299] openat(AT_FDCWD, "./635/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3529] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 4 [pid 3530] <... write resumed>) = 18 [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = 0 [pid 3529] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3529] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3530] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./625/tracing" [pid 299] getdents64(4 [pid 3529] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3529] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./625/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 3530] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3529] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./625/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3529] creat(NULL, 0732 [pid 299] rmdir("./635/tracing" [pid 298] <... openat resumed>) = 4 [pid 3530] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3529] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3529] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 3529] <... exit_group resumed>) = ? [pid 299] close(3 [pid 3530] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./635" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3530] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3530] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 299] mkdir("./636", 0777 [pid 3530] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3530] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3530] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./625/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3531 attached [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 3530] +++ exited with 0 +++ [pid 3531] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3532 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3531] <... set_robust_list resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./625" [pid 3529] +++ exited with 0 +++ [pid 3531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3531] chdir("./643") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./626", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3531] setpgid(0, 0) = 0 [pid 3531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3531] <... openat resumed>) = 3 [pid 3531] write(3, "1000", 4) = 4 [pid 3531] close(3) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3533 [pid 301] fstat(3 [pid 3531] symlink("/dev/binderfs", "./binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3533 attached [pid 3531] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 3531] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3531] <... write resumed>) = 18 [pid 301] umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3531] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3531] <... close_range resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./651/binderfs" [pid 3531] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3533] set_robust_list(0x555557559760, 24 [pid 3531] <... mkdirat resumed>) = 0 [pid 301] unlink("./651/binderfs" [pid 3531] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3531] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3531] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 3531] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3531] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3531] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./651/tracing" [pid 3531] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3531] creat(NULL, 0732 [pid 301] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3531] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3531] exit_group(0 [pid 301] openat(AT_FDCWD, "./651/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3531] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 3533] <... set_robust_list resumed>) = 0 [pid 3531] +++ exited with 0 +++ [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3532 attached [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3532] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 3532] <... set_robust_list resumed>) = 0 [pid 3532] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 3532] chdir("./636" [pid 301] <... close resumed>) = 0 [pid 3532] <... chdir resumed>) = 0 [pid 301] rmdir("./651/tracing" [pid 3532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3532] setpgid(0, 0) = 0 [pid 3532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 executing program [pid 3532] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 3532] write(3, "1000", 4) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3532] close(3 [pid 301] close(3 [pid 3532] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3532] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./651" [pid 3532] <... symlink resumed>) = 0 [pid 3532] write(1, "executing program\n", 18) = 18 [pid 301] <... rmdir resumed>) = 0 [pid 3532] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] mkdir("./652", 0777 [pid 3532] <... close_range resumed>) = 0 [pid 3532] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3532] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3532] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3532] <... openat resumed>) = 3 [pid 3532] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3532] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3532] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3534 [pid 300] openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3532] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 3532] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3532] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 3533] rt_sigprocmask(SIG_SETMASK, [] [pid 3532] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./643/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3534 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3534] set_robust_list(0x555557559760, 24 [pid 300] unlink("./643/binderfs" [pid 3534] <... set_robust_list resumed>) = 0 [pid 3534] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 3534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3534] chdir("./652") = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3534] <... prctl resumed>) = 0 [pid 3534] setpgid(0, 0) = 0 [pid 3534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3534] <... openat resumed>) = 3 [pid 3533] chdir("./626" [pid 300] newfstatat(AT_FDCWD, "./643/tracing" [pid 3534] write(3, "1000", 4 [pid 3533] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3534] <... write resumed>) = 4 [pid 300] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3534] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3533] <... prctl resumed>) = 0 [pid 300] openat(AT_FDCWD, "./643/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3534] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3533] setpgid(0, 0 [pid 3534] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 300] fstat(4 [pid 3534] <... symlink resumed>) = 0 [pid 3533] <... setpgid resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3534] write(1, "executing program\n", 18) = 18 [pid 3534] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] getdents64(4 [pid 302] umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3534] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3534] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3534] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3534] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] close(4 [pid 299] umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3533] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] rmdir("./643/tracing" [pid 299] openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3534] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3534] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 3533] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./669/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3533] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3533] close(3 [pid 302] unlink("./669/binderfs" [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3534] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3534] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3534] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3533] <... close resumed>) = 0 [pid 300] rmdir("./643" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3533] symlink("/dev/binderfs", "./binderfs" [pid 3534] exit_group(0) = ? [pid 3534] +++ exited with 0 +++ [pid 3533] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./636/binderfs" [pid 3533] write(1, "executing program\n", 18 [pid 302] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./644", 0777 [pid 3533] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./636/binderfs" [pid 300] <... mkdir resumed>) = 0 executing program [pid 3533] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./669/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3533] <... close_range resumed>) = 0 [pid 3533] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3533] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3533] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 3533] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3533] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3533] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3533] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./669/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3535 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3533] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./636/tracing" [pid 3533] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 299] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 299] openat(AT_FDCWD, "./636/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 3533] +++ exited with 0 +++ [pid 302] rmdir("./669/tracing" [pid 299] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3535 attached [pid 3535] set_robust_list(0x555557559760, 24) = 0 [pid 3535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3535] chdir("./644" [pid 302] close(3 [pid 299] getdents64(4 [pid 3535] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./669" [pid 299] getdents64(4 [pid 3535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3535] setpgid(0, 0) = 0 [pid 3535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./670", 0777 [pid 299] close(4 [pid 3535] <... openat resumed>) = 3 [pid 3535] write(3, "1000", 4) = 4 [pid 3535] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3535] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./636/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3535] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3535] write(1, "executing program\n", 18) = 18 [pid 3535] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3535] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 299] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3536 [pid 3535] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3535] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./636" [pid 3535] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 3535] <... openat resumed>) = 3 [pid 3535] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3535] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./637", 0777 [pid 301] getdents64(3 [pid 3535] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3535] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3535] exit_group(0) = ? [pid 3535] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... mkdir resumed>) = 0 [pid 301] umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./652/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3536 attached [pid 3536] set_robust_list(0x555557559760, 24) = 0 [pid 3536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3536] chdir("./670") = 0 [pid 3536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./652/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3537 [pid 3536] <... prctl resumed>) = 0 [pid 3536] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./652/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3536] <... openat resumed>) = 3 [pid 301] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3536] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3536] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./652/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3536] close(3 [pid 301] <... openat resumed>) = 4 [pid 3536] <... close resumed>) = 0 [pid 301] fstat(4 [pid 3536] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3536] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 3536] write(1, "executing program\n", 18) = 18 [pid 3536] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3536] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 3536] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3536] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 3536] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3536] <... openat resumed>) = 3 [pid 301] close(4 [pid 3536] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 3536] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./652/tracing" [pid 3536] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3536] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3536] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 3536] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 3536] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3537 attached [pid 301] rmdir("./652" [pid 3537] set_robust_list(0x555557559760, 24) = 0 [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] chdir("./637" [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./653", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3537] <... chdir resumed>) = 0 [pid 3537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3537] setpgid(0, 0) = 0 [pid 3537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3537] <... openat resumed>) = 3 [pid 3537] write(3, "1000", 4) = 4 [pid 3537] close(3) = 0 [pid 3537] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3538 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./626/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./626/binderfs" [pid 3537] <... symlink resumed>) = 0 [pid 3537] write(1, "executing program\n", 18 [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3537] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3537] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3537] <... close_range resumed>) = 0 [pid 3537] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 3 executing program [pid 298] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./626/tracing" [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./626/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./626/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./644/binderfs" [pid 298] <... openat resumed>) = 4 [pid 3537] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 3537] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] unlink("./644/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3537] <... mount resumed>) = 0 [pid 3537] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3537] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 300] newfstatat(AT_FDCWD, "./644/tracing" [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./626/tracing" [pid 300] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3537] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3537] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3537] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3537] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./644/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 3537] exit_group(0 [pid 300] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 298] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3537] <... exit_group resumed>) = ? [pid 298] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] rmdir("./626" [pid 3537] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3538 attached [pid 300] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3538] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./627", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 3538] <... set_robust_list resumed>) = 0 [pid 3538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./644/tracing" [pid 302] <... openat resumed>) = 3 [pid 3538] chdir("./653") = 0 [pid 3538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3538] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 300] close(3 [pid 3538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3538] write(3, "1000", 4) = 4 [pid 3538] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3539 [pid 302] umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./644" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3538] <... close resumed>) = 0 [pid 3538] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./670/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./645", 0777 [pid 302] unlink("./670/binderfs" [pid 3538] <... symlink resumed>) = 0 [pid 3538] write(1, "executing program\n", 18) = 18 [pid 3538] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3538] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./670/tracing" [pid 299] openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3538] <... mkdirat resumed>) = 0 [pid 3538] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3540 [pid 299] fstat(3 [pid 302] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./670/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3538] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./637/binderfs" [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3538] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] unlink("./637/binderfs" [pid 302] getdents64(4 [pid 3538] <... openat resumed>) = 3 [pid 3538] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] close(4 [pid 299] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 3538] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./670/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 3538] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3538] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3538] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3538] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3540 attached [pid 3538] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./637/tracing"ci2-android-5-10/strace-static-x86_64: Process 3539 attached [pid 302] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./670" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3539] set_robust_list(0x555557559760, 24) = 0 [pid 3539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3539] chdir("./627" [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./637/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./671", 0777 [pid 299] <... openat resumed>) = 4 [pid 3539] <... chdir resumed>) = 0 [pid 3539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3539] setpgid(0, 0) = 0 [pid 3539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3539] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3539] write(3, "1000", 4) = 4 [pid 3539] close(3) = 0 [pid 3539] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3541 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3539] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3539] <... write resumed>) = 18 [pid 3539] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3539] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./637/tracing" [pid 301] openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3539] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 299] close(3 [pid 3539] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./637" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3539] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3539] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./653/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3539] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./638", 0777 [pid 301] unlink("./653/binderfs" [pid 3539] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3539] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3539] exit_group(0) = ? [pid 3540] set_robust_list(0x555557559760, 24 [pid 3539] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3541 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./653/tracing" [pid 3541] set_robust_list(0x555557559760, 24) = 0 [pid 3541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3541] chdir("./671") = 0 [pid 3541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3542 [pid 3541] setpgid(0, 0 [pid 301] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./653/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3541] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4 [pid 3541] <... openat resumed>) = 3 [pid 3540] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3541] write(3, "1000", 4 [pid 301] getdents64(4 [pid 3541] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3541] close(3 [pid 301] getdents64(4 [pid 3541] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3541] symlink("/dev/binderfs", "./binderfs" [pid 301] close(4 [pid 3541] <... symlink resumed>) = 0 [pid 3540] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./653/tracing" [pid 3541] write(1, "executing program\n", 18) = 18 [pid 3541] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3541] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3540] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] <... rmdir resumed>) = 0 [pid 3541] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 3541] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3540] chdir("./645" [pid 301] close(3 [pid 3541] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3541] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 3540] <... chdir resumed>) = 0 [pid 301] rmdir("./653" [pid 3541] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3541] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3541] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 3541] exit_group(0 [pid 3540] <... prctl resumed>) = 0 [pid 301] mkdir("./654", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 3541] <... exit_group resumed>) = ? [pid 3541] +++ exited with 0 +++ [pid 3540] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3540] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3542 attached [pid 3542] set_robust_list(0x555557559760, 24) = 0 [pid 3542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3542] chdir("./638") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3543 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 3 [pid 3542] setpgid(0, 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3540] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3540] write(3, "1000", 4 [pid 3542] <... setpgid resumed>) = 0 [pid 3540] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3540] close(3 [pid 298] umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3542] <... openat resumed>) = 3 [pid 3540] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3542] write(3, "1000", 4 [pid 3540] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./627/binderfs" [pid 3542] <... write resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3542] close(3 [pid 298] unlink("./627/binderfs" [pid 3542] <... close resumed>) = 0 [pid 3542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3540] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3542] write(1, "executing program\n", 18 [pid 3540] write(1, "executing program\n", 18 [pid 298] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3542] <... write resumed>) = 18 [pid 3542] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3542] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3542] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3540] <... write resumed>) = 18 [pid 298] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3542] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program executing program [pid 3540] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3542] <... openat resumed>) = 3 [pid 3540] <... close_range resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./627/tracing" [pid 3542] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3540] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./627/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3542] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3542] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] openat(AT_FDCWD, "./627/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3542] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3542] creat(NULL, 0732 [pid 298] fstat(4 [pid 3542] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3540] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3542] exit_group(0) = ? [pid 3542] +++ exited with 0 +++ [pid 3540] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3543 attached [pid 3543] set_robust_list(0x555557559760, 24) = 0 [pid 302] openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./627/tracing" [pid 3540] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3543] chdir("./654" [pid 302] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 3540] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 3543] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3540] <... openat resumed>) = 3 [pid 3543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3540] write(3, "p:s/p ./file0:0", 15 [pid 298] close(3 [pid 302] umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./627" [pid 3543] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./671/binderfs" [pid 3543] setpgid(0, 0) = 0 [pid 3543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3540] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3540] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] unlink("./671/binderfs" [pid 298] mkdir("./628", 0777 [pid 3543] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 3543] close(3) = 0 [pid 3543] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3540] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 3543] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3540] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3540] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3543] <... write resumed>) = 18 [pid 3543] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3543] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3540] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./671/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3540] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3544 [pid 302] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3543] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./671/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3543] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 299] fstat(3 [pid 3543] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3543] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./671/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3543] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3543] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3543] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3543] exit_group(0) = ? executing program [pid 3543] +++ exited with 0 +++ [pid 3540] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./638/binderfs" [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] unlink("./638/binderfs" [pid 302] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3544 attached [pid 3544] set_robust_list(0x555557559760, 24 [pid 299] <... unlink resumed>) = 0 [pid 302] rmdir("./671" [pid 299] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3544] <... set_robust_list resumed>) = 0 [pid 3544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3544] chdir("./628" [pid 302] mkdir("./672", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 3544] <... chdir resumed>) = 0 [pid 3544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3544] setpgid(0, 0) = 0 [pid 3544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./638/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3544] <... openat resumed>) = 3 [pid 3544] write(3, "1000", 4) = 4 [pid 3544] close(3 [pid 299] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3545 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3544] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./638/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 3544] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(3 [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3544] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3544] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./645/binderfs" [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./654/binderfs" [pid 300] unlink("./645/binderfs" [pid 299] rmdir("./638/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3544] <... close_range resumed>) = 0 [pid 3544] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 executing program [pid 3544] <... mkdirat resumed>) = 0 [pid 301] unlink("./654/binderfs" [pid 300] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3544] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 301] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3544] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 299] close(3 [pid 301] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./645/tracing" [pid 301] newfstatat(AT_FDCWD, "./654/tracing" [pid 299] rmdir("./638" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3544] <... openat resumed>) = 3 [pid 3544] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 301] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./639", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3544] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./654/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./645/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3544] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3544] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3544] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 3545 attached [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3545] set_robust_list(0x555557559760, 24) = 0 [pid 3545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3545] chdir("./672") = 0 [pid 3545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3546 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 301] close(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./654/tracing" [pid 300] rmdir("./645/tracing" [pid 3545] setpgid(0, 0) = 0 [pid 3545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 3545] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 3545] write(3, "1000", 4 [pid 300] close(3 [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] rmdir("./654" [pid 300] rmdir("./645" [pid 3545] <... write resumed>) = 4 [pid 3545] close(3) = 0 [pid 3545] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3545] write(1, "executing program\n", 18) = 18 [pid 3545] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rmdir resumed>) = 0 [pid 301] mkdir("./655", 0777 [pid 300] mkdir("./646", 0777 [pid 3545] <... close_range resumed>) = 0 [pid 3545] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 executing program [pid 3545] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 3545] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3545] <... openat resumed>) = 3 [pid 3545] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3545] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3545] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3545] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3547 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3545] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3545] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3548 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3546 attached ) = 3 [pid 3546] set_robust_list(0x555557559760, 24 [pid 298] fstat(3 [pid 3546] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3546] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3547 attached [pid 3546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3546] chdir("./639") = 0 [pid 3546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3546] <... prctl resumed>) = 0 [pid 298] umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3546] setpgid(0, 0) = 0 [pid 3546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3547] set_robust_list(0x555557559760, 24 [pid 3546] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./628/binderfs" [pid 3546] write(3, "1000", 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3546] <... write resumed>) = 4 [pid 298] unlink("./628/binderfs" [pid 3546] close(3) = 0 [pid 3546] symlink("/dev/binderfs", "./binderfs" [pid 3547] <... set_robust_list resumed>) = 0 [pid 3546] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3546] write(1, "executing program\n", 18 [pid 298] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3546] <... write resumed>) = 18 [pid 3546] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3546] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 3547] rt_sigprocmask(SIG_SETMASK, [] [pid 3546] <... mkdirat resumed>) = 0 [pid 298] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3546] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./628/tracing" [pid 3546] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./628/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3546] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./628/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 3546] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 302] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3546] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 302] umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3546] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./672/binderfs" [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./672/binderfs" [pid 298] close(4 [pid 3546] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3546] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3546] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./628/tracing" [pid 3546] <... exit_group resumed>) = ? [pid 3546] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./672/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3548 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 3548] set_robust_list(0x555557559760, 24 [pid 302] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./628" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3548] <... set_robust_list resumed>) = 0 [pid 3548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3548] chdir("./646" [pid 298] <... rmdir resumed>) = 0 [pid 3548] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./672/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./629", 0777 [pid 302] <... openat resumed>) = 4 [pid 3548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3548] setpgid(0, 0) = 0 [pid 3548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 302] fstat(4 [pid 3548] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3548] write(3, "1000", 4 [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3548] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 3548] close(3) = 0 [pid 3548] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3549 [pid 302] close(4 [pid 3548] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 3548] <... write resumed>) = 18 [pid 3548] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./672/tracing" [pid 3548] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3548] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 3548] <... mount resumed>) = 0 [pid 3547] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3548] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 3548] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3548] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./672" [pid 3548] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3548] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3548] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 3548] exit_group(0) = ? [pid 302] mkdir("./673", 0777 [pid 3548] +++ exited with 0 +++ [pid 3547] chdir("./655" [pid 299] umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3549 attached [pid 3549] set_robust_list(0x555557559760, 24) = 0 [pid 3549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3547] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 3 [pid 3549] chdir("./629") = 0 [pid 3549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3549] setpgid(0, 0) = 0 [pid 3549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3547] <... prctl resumed>) = 0 [pid 299] fstat(3 [pid 3547] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3550 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3549] <... openat resumed>) = 3 [pid 3547] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3550 attached [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3547] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./639/binderfs" [pid 3547] write(3, "1000", 4 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 3547] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] unlink("./639/binderfs" [pid 300] umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./646/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3547] close(3 [pid 300] unlink("./646/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 3550] set_robust_list(0x555557559760, 24 [pid 3549] write(3, "1000", 4 [pid 3547] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3550] <... set_robust_list resumed>) = 0 [pid 3549] <... write resumed>) = 4 [pid 3547] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3549] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 3549] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3549] symlink("/dev/binderfs", "./binderfs" [pid 3547] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./646/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3549] <... symlink resumed>) = 0 [pid 3547] write(1, "executing program\n", 18 [pid 300] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./639/tracing" [pid 3550] rt_sigprocmask(SIG_SETMASK, [] [pid 3549] write(1, "executing program\n", 18 [pid 3547] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 3550] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3549] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./646/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3550] chdir("./673" [pid 3549] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3547] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3550] <... chdir resumed>) = 0 [pid 3549] <... close_range resumed>) = 0 [pid 3547] <... close_range resumed>) = 0 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3549] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./639/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3547] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 300] close(4 [pid 3549] <... mkdirat resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./646/tracing" [pid 3549] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 3547] <... mkdirat resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3549] <... mount resumed>) = 0 [pid 3547] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rmdir("./646" [pid 299] getdents64(4 [pid 3550] <... prctl resumed>) = 0 [pid 3549] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./647", 0777 [pid 3549] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] close(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3550] setpgid(0, 0 [pid 3549] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 3547] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3550] <... setpgid resumed>) = 0 [pid 3549] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3547] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./639/tracing" [pid 3550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3549] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3551 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3549] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3551 attached [pid 3550] <... openat resumed>) = 3 [pid 3549] creat(NULL, 0732 [pid 299] getdents64(3 [pid 3549] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3547] <... openat resumed>) = 3 [pid 3550] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3551] set_robust_list(0x555557559760, 24) = 0 [pid 3551] rt_sigprocmask(SIG_SETMASK, [] [pid 3549] exit_group(0 [pid 3551] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3551] chdir("./647" [pid 3549] <... exit_group resumed>) = ? [pid 299] close(3 [pid 3550] <... write resumed>) = 4 [pid 3547] write(3, "p:s/p ./file0:0", 15 [pid 3551] <... chdir resumed>) = 0 [pid 3551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3551] setpgid(0, 0) = 0 [pid 3551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3549] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./639" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3551] <... openat resumed>) = 3 [pid 3547] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3551] write(3, "1000", 4) = 4 [pid 3551] close(3) = 0 [pid 3551] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3550] close(3 [pid 3547] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] mkdir("./640", 0777 [pid 3551] <... symlink resumed>) = 0 [pid 3551] write(1, "executing program\n", 18) = 18 [pid 3551] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3551] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 3550] <... close resumed>) = 0 [pid 3547] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 3550] symlink("/dev/binderfs", "./binderfs" [pid 3547] creat(NULL, 0732 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3551] <... mkdirat resumed>) = 0 [pid 3550] <... symlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3551] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3547] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3551] <... mount resumed>) = 0 [pid 3550] write(1, "executing program\n", 18 [pid 3551] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3551] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) executing program [pid 3550] <... write resumed>) = 18 [pid 3547] exit_group(0 [pid 3551] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3551] creat(NULL, 0732 [pid 3547] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3552 [pid 3550] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3551] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3551] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3551] <... exit_group resumed>) = ? [pid 3551] +++ exited with 0 +++ [pid 3550] <... close_range resumed>) = 0 [pid 3547] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3552 attached [pid 3552] set_robust_list(0x555557559760, 24) = 0 [pid 3550] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3552] chdir("./640") = 0 [pid 3552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3550] <... mkdirat resumed>) = 0 [pid 3552] setpgid(0, 0) = 0 [pid 3552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3552] write(3, "1000", 4 [pid 3550] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3552] <... write resumed>) = 4 [pid 3552] close(3) = 0 [pid 3552] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 3550] <... mount resumed>) = 0 [pid 3550] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3550] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3550] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./655/binderfs" [pid 298] umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3550] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3550] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] unlink("./655/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3550] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 3550] creat(NULL, 0732 [pid 301] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 3550] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./655/tracing" [pid 298] fstat(3 [pid 3550] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3550] <... exit_group resumed>) = ? [pid 301] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./655/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] getdents64(3 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 298] umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3550] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./629/binderfs" [pid 301] rmdir("./655/tracing" [pid 3552] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 298] unlink("./629/binderfs" [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./655" [pid 298] <... unlink resumed>) = 0 [pid 3552] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./656", 0777 [pid 3552] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = 0 [pid 3552] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3552] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3552] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./629/tracing" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3552] <... mkdirat resumed>) = 0 [pid 298] umount2("./629/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3552] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3552] <... mount resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3553 [pid 298] openat(AT_FDCWD, "./629/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3552] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 3552] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4 [pid 3552] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3552] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3553 attached [pid 3552] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3552] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 3552] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3552] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(4 [pid 3552] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3552] <... exit_group resumed>) = ? [pid 300] umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./629/tracing" [pid 3553] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3553] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 3553] rt_sigprocmask(SIG_SETMASK, [] [pid 3552] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3553] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3553] chdir("./656" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 3553] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 3553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./629" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3553] <... prctl resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3553] setpgid(0, 0 [pid 300] umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./630", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3553] <... setpgid resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./647/binderfs" [pid 3553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3553] <... openat resumed>) = 3 [pid 300] unlink("./647/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./647/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./647/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 299] umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3554 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] fstat(3 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./647/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3554 attached [pid 3553] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./647") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./648", 0777 [pid 299] newfstatat(AT_FDCWD, "./640/binderfs" [pid 3554] set_robust_list(0x555557559760, 24 [pid 3553] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3554] <... set_robust_list resumed>) = 0 [pid 3553] close(3 [pid 302] openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] unlink("./640/binderfs" [pid 3554] rt_sigprocmask(SIG_SETMASK, [] [pid 3553] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3553] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3554] chdir("./630" [pid 3553] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3554] <... chdir resumed>) = 0 [pid 3553] write(1, "executing program\n", 18 [pid 302] getdents64(3 executing program [pid 299] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3553] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3555 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3554] <... prctl resumed>) = 0 [pid 3553] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./640/tracing" [pid 3554] setpgid(0, 0 [pid 3553] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3554] <... setpgid resumed>) = 0 [pid 3553] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./673/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3555 attached [pid 3554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3553] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3555] set_robust_list(0x555557559760, 24 [pid 3554] <... openat resumed>) = 3 [pid 3553] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] unlink("./673/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./640/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3555] <... set_robust_list resumed>) = 0 [pid 3554] write(3, "1000", 4 [pid 3553] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3554] <... write resumed>) = 4 [pid 3553] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 3554] close(3 [pid 3553] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3555] rt_sigprocmask(SIG_SETMASK, [] [pid 3554] <... close resumed>) = 0 [pid 3553] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3554] symlink("/dev/binderfs", "./binderfs" [pid 3555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3553] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3554] <... symlink resumed>) = 0 [pid 3553] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./673/tracing" [pid 299] getdents64(4 [pid 3555] chdir("./648" [pid 3554] write(1, "executing program\n", 18 [pid 3553] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3554] <... write resumed>) = 18 [pid 3553] creat(NULL, 0732 [pid 302] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 3554] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3553] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3554] <... close_range resumed>) = 0 [pid 3553] exit_group(0 [pid 302] openat(AT_FDCWD, "./673/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./640/tracing" [pid 3555] <... chdir resumed>) = 0 [pid 3554] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3553] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 3555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3554] <... mkdirat resumed>) = 0 [pid 3553] +++ exited with 0 +++ [pid 302] fstat(4 [pid 299] getdents64(3 [pid 3554] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3555] <... prctl resumed>) = 0 [pid 3554] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 3555] setpgid(0, 0 [pid 3554] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 3555] <... setpgid resumed>) = 0 [pid 3554] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 299] rmdir("./640" [pid 3555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3554] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3555] <... openat resumed>) = 3 [pid 3554] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 299] mkdir("./641", 0777 [pid 3555] write(3, "1000", 4 [pid 3554] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3554] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./673/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3555] <... write resumed>) = 4 [pid 3554] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3554] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3555] close(3 [pid 3554] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3554] <... exit_group resumed>) = ? [pid 302] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3556 ci2-android-5-10/strace-static-x86_64: Process 3556 attached [pid 3555] <... close resumed>) = 0 [pid 3554] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./673" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3556] set_robust_list(0x555557559760, 24 [pid 3555] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./674", 0777 [pid 3556] <... set_robust_list resumed>) = 0 [pid 3555] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3555] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3556] rt_sigprocmask(SIG_SETMASK, [] [pid 3555] <... write resumed>) = 18 executing program [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3557 [pid 3556] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3555] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3557 attached , NULL, 8) = 0 [pid 3557] set_robust_list(0x555557559760, 24 [pid 3556] chdir("./641" [pid 3555] <... close_range resumed>) = 0 [pid 3557] <... set_robust_list resumed>) = 0 [pid 3556] <... chdir resumed>) = 0 [pid 3556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3555] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3556] <... prctl resumed>) = 0 [pid 3556] setpgid(0, 0) = 0 [pid 3556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3556] write(3, "1000", 4) = 4 [pid 3556] close(3) = 0 [pid 3556] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3555] <... mkdirat resumed>) = 0 [pid 3557] rt_sigprocmask(SIG_SETMASK, [] [pid 3556] write(1, "executing program\n", 18) = 18 executing program [pid 3556] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3556] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3556] <... mkdirat resumed>) = 0 [pid 3555] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... restart_syscall resumed>) = 0 [pid 3556] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3556] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3555] <... mount resumed>) = 0 [pid 3556] <... openat resumed>) = 3 [pid 3556] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3556] openat(AT_FDCWD, NULL, O_WRONLY [pid 3555] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3556] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3556] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3556] exit_group(0) = ? [pid 3557] chdir("./674" [pid 3556] +++ exited with 0 +++ [pid 3555] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3557] <... chdir resumed>) = 0 [pid 3555] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3555] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 3 [pid 3557] <... prctl resumed>) = 0 [pid 3555] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 3555] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3555] creat(NULL, 0732 [pid 3557] setpgid(0, 0 [pid 301] getdents64(3 [pid 3555] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3557] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3555] exit_group(0 [pid 301] umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3555] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3557] write(3, "1000", 4) = 4 [pid 3555] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./656/binderfs" [pid 3557] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] unlink("./656/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3557] <... close resumed>) = 0 [pid 3557] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3557] write(1, "executing program\n", 18) = 18 [pid 3557] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3557] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3557] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... umount2 resumed>) = 0 executing program [pid 3557] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3557] <... openat resumed>) = 3 [pid 3557] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3557] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./656/tracing" [pid 3557] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3557] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3557] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3557] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./656/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3557] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 3557] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 3557] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] getdents64(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 298] umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 298] openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./656/tracing" [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./630/binderfs" [pid 301] rmdir("./656" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./657", 0777 [pid 298] unlink("./630/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = 0 [pid 299] fstat(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3558 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3558 [pid 302] openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./630/tracing" [pid 302] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 298] umount2("./630/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./641/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./641/binderfs" [pid 298] openat(AT_FDCWD, "./630/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3558] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./674/binderfs" [pid 299] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3558] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./674/binderfs" [pid 299] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3558] chdir("./657" [pid 302] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./641/tracing" [pid 298] getdents64(4 [pid 3558] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 3558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./641/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./674/tracing" [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./630/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3558] <... prctl resumed>) = 0 [pid 3558] setpgid(0, 0) = 0 [pid 3558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3558] <... openat resumed>) = 3 [pid 302] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./674/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] close(3 [pid 302] <... openat resumed>) = 4 [pid 3558] write(3, "1000", 4 [pid 300] fstat(3 [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 302] getdents64(4 [pid 298] rmdir("./630" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3558] <... write resumed>) = 4 [pid 3558] close(3) = 0 [pid 3558] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./648/binderfs" [pid 299] rmdir("./641/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./631", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3558] <... symlink resumed>) = 0 [pid 302] close(4 [pid 300] unlink("./648/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3558] write(1, "executing program\n", 18) = 18 [pid 3558] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3558] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 executing program [pid 3558] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3558] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] rmdir("./674/tracing" [pid 300] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3558] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3558] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 3558] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3558] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3558] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3558] exit_group(0) = ? [pid 3558] +++ exited with 0 +++ [pid 302] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./641" [pid 302] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./648/tracing"ci2-android-5-10/strace-static-x86_64: Process 3559 attached [pid 3559] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./674" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./642", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3559 [pid 3559] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3559] chdir("./631" [pid 299] <... mkdir resumed>) = 0 [pid 302] mkdir("./675", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3559] <... chdir resumed>) = 0 [pid 3559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3559] setpgid(0, 0) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./648/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4 [pid 3559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3559] write(3, "1000", 4) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3559] close(3) = 0 [pid 3559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3561 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3560 [pid 3559] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 3559] <... write resumed>) = 18 [pid 300] <... close resumed>) = 0 [pid 3559] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rmdir("./648/tracing" [pid 3559] <... close_range resumed>) = 0 executing program [pid 3559] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3561 attached ) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3559] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 3559] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3559] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(3 [pid 3559] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3559] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./648" [pid 3559] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3559] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3559] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./649", 0777 [pid 3559] exit_group(0) = ? [pid 3561] set_robust_list(0x555557559760, 24 [pid 3559] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3560 attached , [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3560] set_robust_list(0x555557559760, 24) = 0 [pid 3560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3560] chdir("./642" [pid 301] openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3562 [pid 3560] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 3560] <... prctl resumed>) = 0 [pid 3560] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3560] <... setpgid resumed>) = 0 [pid 301] umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3561] <... set_robust_list resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./657/binderfs" [pid 3560] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3560] write(3, "1000", 4 [pid 301] unlink("./657/binderfs" [pid 3560] <... write resumed>) = 4 [pid 3560] close(3) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3560] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3560] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3560] write(1, "executing program\n", 18 [pid 301] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3560] <... write resumed>) = 18 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3560] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./657/tracing" [pid 3560] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3560] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3561] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3561] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3560] <... mkdirat resumed>) = 0 [pid 301] openat(AT_FDCWD, "./657/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3560] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3561] chdir("./675" [pid 301] <... openat resumed>) = 4 [pid 3561] <... chdir resumed>) = 0 [pid 3560] <... mount resumed>) = 0 [pid 301] fstat(4 [pid 3560] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3561] <... prctl resumed>) = 0 [pid 3560] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 3560] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3561] setpgid(0, 0 [pid 301] getdents64(4 [pid 3561] <... setpgid resumed>) = 0 [pid 3560] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3560] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 3561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3560] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3560] creat(NULL, 0732 [pid 301] rmdir("./657/tracing" [pid 3560] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3560] exit_group(0) = ? [pid 3561] <... openat resumed>) = 3 [pid 3560] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 3561] write(3, "1000", 4 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3561] <... write resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3 [pid 3561] close(3ci2-android-5-10/strace-static-x86_64: Process 3562 attached ) = 0 [pid 301] <... close resumed>) = 0 [pid 3562] set_robust_list(0x555557559760, 24 [pid 3561] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./657" [pid 3562] <... set_robust_list resumed>) = 0 [pid 3562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3562] chdir("./649" [pid 301] <... rmdir resumed>) = 0 [pid 3562] <... chdir resumed>) = 0 [pid 301] mkdir("./658", 0777 [pid 3562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3562] setpgid(0, 0) = 0 [pid 3562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 3562] <... openat resumed>) = 3 [pid 3561] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3562] write(3, "1000", 4 [pid 3561] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3562] <... write resumed>) = 4 [pid 3561] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3562] close(3) = 0 [pid 3562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3562] write(1, "executing program\n", 18) = 18 [pid 3562] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... restart_syscall resumed>) = 0 executing program executing program [pid 3561] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3563 [pid 3562] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3561] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3562] <... mkdirat resumed>) = 0 [pid 3561] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3562] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(3 [pid 299] umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3562] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3561] <... mkdirat resumed>) = 0 [pid 299] fstat(3 [pid 298] umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3562] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3561] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./631/binderfs" [pid 3562] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./631/binderfs" [pid 3561] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3562] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3561] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./642/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 3562] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3561] <... openat resumed>) = 3 [pid 299] unlink("./642/binderfs" [pid 3562] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3561] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3562] creat(NULL, 0732 [pid 298] newfstatat(AT_FDCWD, "./631/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3561] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./631/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3562] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3562] exit_group(0 [pid 3561] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./642/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3561] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./631/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3561] creat(NULL, 0732 [pid 298] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3561] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./642/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 299] fstat(4 [pid 3562] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3561] exit_group(0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 3561] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(4 [pid 299] getdents64(4 [pid 3562] +++ exited with 0 +++ [pid 3561] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 298] rmdir("./631/tracing" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3563 attached [pid 3563] set_robust_list(0x555557559760, 24) = 0 [pid 3563] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 299] rmdir("./642/tracing" [pid 298] getdents64(3 [pid 300] umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3563] chdir("./658") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 300] openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 3563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] fstat(3 [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./631" [pid 300] getdents64(3 [pid 299] rmdir("./642" [pid 3563] <... prctl resumed>) = 0 [pid 3563] setpgid(0, 0) = 0 [pid 3563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3563] write(3, "1000", 4) = 4 [pid 3563] close(3) = 0 [pid 3563] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 3563] write(1, "executing program\n", 18 [pid 300] umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] mkdir("./632", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./643", 0777 [pid 3563] <... write resumed>) = 18 [pid 3563] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3563] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./649/binderfs" [pid 3563] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./649/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3563] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3563] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3563] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3563] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = 0 [pid 3563] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3563] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3563] exit_group(0) = ? [pid 300] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3565 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3564 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./649/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3565 attached [pid 3563] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3564 attached [pid 3564] set_robust_list(0x555557559760, 24) = 0 [pid 300] openat(AT_FDCWD, "./649/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3564] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 3564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3564] chdir("./632" [pid 300] fstat(4 [pid 3564] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(4 [pid 3564] <... prctl resumed>) = 0 [pid 3564] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3564] <... setpgid resumed>) = 0 [pid 300] getdents64(4 [pid 3564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3565] set_robust_list(0x555557559760, 24 [pid 3564] <... openat resumed>) = 3 [pid 300] close(4 [pid 3564] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 3564] <... write resumed>) = 4 [pid 300] rmdir("./649/tracing" [pid 3564] close(3) = 0 [pid 3564] symlink("/dev/binderfs", "./binderfs" [pid 3565] <... set_robust_list resumed>) = 0 [pid 3564] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 executing program [pid 301] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3564] write(1, "executing program\n", 18 [pid 300] close(3 [pid 301] umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./649" [pid 301] openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3564] <... write resumed>) = 18 [pid 3564] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3564] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 3564] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./650", 0777 [pid 3565] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 3564] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3564] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3564] <... openat resumed>) = 3 [pid 302] umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3564] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3564] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3564] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3564] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3564] exit_group(0 [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3566 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./658/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3564] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] unlink("./658/binderfs" [pid 302] umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3564] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./675/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./675/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3566 attached [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3566] set_robust_list(0x555557559760, 24) = 0 [pid 3566] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./658/tracing" [pid 302] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./675/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3566] chdir("./650" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./658/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3566] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 3565] chdir("./643" [pid 302] openat(AT_FDCWD, "./675/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 3566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3565] <... chdir resumed>) = 0 [pid 302] fstat(4 [pid 301] getdents64(4 [pid 3565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3565] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3565] setpgid(0, 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 3566] <... prctl resumed>) = 0 [pid 3565] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 301] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 302] close(4 [pid 3565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rmdir("./658/tracing" [pid 3566] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 3566] <... setpgid resumed>) = 0 [pid 3566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] rmdir("./675/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 3565] <... openat resumed>) = 3 [pid 3566] write(3, "1000", 4) = 4 [pid 3566] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 3565] write(3, "1000", 4 [pid 301] getdents64(3 [pid 302] getdents64(3 [pid 3566] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3565] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 3565] close(3 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 3566] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./658" [pid 3565] <... close resumed>) = 0 [pid 302] rmdir("./675" [pid 3566] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3566] write(1, "executing program\n", 18) = 18 [pid 3566] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3566] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3565] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./659", 0777 [pid 302] mkdir("./676", 0777 [pid 3566] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3566] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 3566] <... openat resumed>) = 3 [pid 3566] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3565] <... symlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3566] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3566] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3566] exit_group(0) = ? [pid 3566] +++ exited with 0 +++ [pid 3565] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 3565] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3568 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3567 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3567 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3565] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3565] <... close_range resumed>) = 0 [pid 298] openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3567] set_robust_list(0x555557559760, 24 [pid 298] <... openat resumed>) = 3 [pid 3567] <... set_robust_list resumed>) = 0 [pid 298] fstat(3 [pid 3565] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3567] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3567] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3567] chdir("./659" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3567] <... chdir resumed>) = 0 [pid 298] umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3565] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3565] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./632/binderfs" [pid 3567] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3567] setpgid(0, 0 [pid 298] unlink("./632/binderfs" [pid 3567] <... setpgid resumed>) = 0 [pid 3567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3565] <... mount resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3567] <... openat resumed>) = 3 [pid 3565] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3567] write(3, "1000", 4) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 3567] close(3 [pid 298] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3565] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3567] <... close resumed>) = 0 [pid 3565] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./632/tracing" [pid 3567] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3568 attached [pid 3565] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3567] <... symlink resumed>) = 0 [pid 3565] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./632/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3565] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3567] write(1, "executing program\n", 18 [pid 3565] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./632/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3567] <... write resumed>) = 18 [pid 3567] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... openat resumed>) = 4 [pid 3565] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(4 [pid 3567] <... close_range resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3565] exit_group(0 [pid 298] getdents64(4 [pid 3567] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3565] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 3567] <... mkdirat resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3567] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(4 [pid 3565] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./632/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3567] <... mount resumed>) = 0 [pid 3567] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3568] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3568] <... set_robust_list resumed>) = 0 [pid 298] close(3 [pid 3568] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 300] umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./632" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3567] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3567] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./633", 0777 [pid 300] <... openat resumed>) = 3 [pid 3568] chdir("./676" [pid 3567] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3567] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3568] <... chdir resumed>) = 0 [pid 300] fstat(3 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3567] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3568] <... prctl resumed>) = 0 [pid 3567] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3569 attached [pid 3568] setpgid(0, 0 [pid 3567] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3568] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./650/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3569 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./650/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3568] write(3, "1000", 4) = 4 [pid 300] <... umount2 resumed>) = 0 [pid 3568] close(3 [pid 300] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3568] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3568] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./650/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3569] set_robust_list(0x555557559760, 24 [pid 3568] <... symlink resumed>) = 0 [pid 300] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3568] write(1, "executing program\n", 18) = 18 [pid 3568] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3568] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] openat(AT_FDCWD, "./650/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3569] <... set_robust_list resumed>) = 0 [pid 3568] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3568] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(4 [pid 3568] <... mount resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3568] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 3568] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3568] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3568] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3568] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(4 [pid 3568] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3568] creat(NULL, 0732 [pid 300] rmdir("./650/tracing" [pid 3568] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3568] exit_group(0) = ? [pid 3569] rt_sigprocmask(SIG_SETMASK, [] [pid 3568] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3569] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./650" [pid 3569] chdir("./633" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3569] <... chdir resumed>) = 0 [pid 3569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3569] setpgid(0, 0) = 0 [pid 301] umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./651", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3569] write(3, "1000", 4) = 4 [pid 3569] close(3) = 0 [pid 3569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 302] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 3569] write(1, "executing program\n", 18) = 18 [pid 3569] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3569] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3569] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3570 [pid 299] umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./676/binderfs" [pid 301] newfstatat(AT_FDCWD, "./659/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./643/binderfs" [pid 302] unlink("./676/binderfs" [pid 301] unlink("./659/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3569] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] unlink("./643/binderfs" [pid 302] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 3569] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... unlink resumed>) = 0 [pid 3569] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3569] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./676/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 299] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./643/tracing" [pid 302] openat(AT_FDCWD, "./676/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./659/tracing" [pid 302] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./643/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./659/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./676/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3570 attached [pid 3569] openat(AT_FDCWD, NULL, O_WRONLY [pid 3570] set_robust_list(0x555557559760, 24 [pid 3569] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3570] <... set_robust_list resumed>) = 0 [pid 3569] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3570] rt_sigprocmask(SIG_SETMASK, [] [pid 3569] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 3570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3569] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3570] chdir("./651" [pid 3569] <... exit_group resumed>) = ? [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3570] <... chdir resumed>) = 0 [pid 3569] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] close(4 [pid 302] rmdir("./676" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3570] setpgid(0, 0) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 299] rmdir("./643/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./677", 0777 [pid 301] <... close resumed>) = 0 [pid 3570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] rmdir("./659/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3570] write(3, "1000", 4) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 3570] close(3) = 0 [pid 3570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 299] close(3 [pid 3570] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3570] <... write resumed>) = 18 [pid 3570] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3570] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] close(3 [pid 299] rmdir("./643" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3571 [pid 301] <... close resumed>) = 0 [pid 3570] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./659" [pid 299] mkdir("./644", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 3570] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3570] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 3570] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3570] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3570] creat(NULL, 0732 [pid 299] <... mkdir resumed>) = 0 [pid 301] mkdir("./660", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3570] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3570] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3570] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3570] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3571 attached [pid 3571] set_robust_list(0x555557559760, 24) = 0 [pid 3571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3573 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3572 [pid 298] newfstatat(AT_FDCWD, "./633/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] unlink("./633/binderfs" [pid 3571] chdir("./677") = 0 [pid 298] <... unlink resumed>) = 0 [pid 3571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3571] <... prctl resumed>) = 0 [pid 3571] setpgid(0, 0 [pid 298] <... umount2 resumed>) = 0 [pid 3571] <... setpgid resumed>) = 0 [pid 298] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3572 attached [pid 298] newfstatat(AT_FDCWD, "./633/tracing" [pid 3571] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3571] write(3, "1000", 4 [pid 298] umount2("./633/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3571] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3571] close(3 [pid 298] openat(AT_FDCWD, "./633/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3572] set_robust_list(0x555557559760, 24 [pid 3571] <... close resumed>) = 0 [pid 3571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... openat resumed>) = 4 [pid 3572] <... set_robust_list resumed>) = 0 [pid 298] fstat(4 [pid 3571] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3572] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 3571] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3571] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(4 [pid 3571] <... close_range resumed>) = 0 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3571] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] close(4 [pid 3572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3571] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3571] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rmdir("./633/tracing" [pid 3571] <... mount resumed>) = 0 [pid 3571] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3571] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 3571] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] rmdir("./633" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3571] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3571] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] mkdir("./634", 0777 [pid 3571] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3571] <... exit_group resumed>) = ? [pid 3572] chdir("./644" [pid 3571] +++ exited with 0 +++ [pid 300] umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3573 attached [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./651/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3573] set_robust_list(0x555557559760, 24 [pid 300] unlink("./651/binderfs" [pid 3573] <... set_robust_list resumed>) = 0 [pid 3573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3573] chdir("./660") = 0 [pid 3573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3574 [pid 300] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3573] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3573] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3572] <... chdir resumed>) = 0 [pid 3573] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./651/tracing" [pid 3573] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3573] <... write resumed>) = 4 [pid 300] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3573] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] openat(AT_FDCWD, "./651/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3573] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3572] <... prctl resumed>) = 0 [pid 300] fstat(4 [pid 3573] symlink("/dev/binderfs", "./binderfs" [pid 3572] setpgid(0, 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3573] <... symlink resumed>) = 0 [pid 3572] <... setpgid resumed>) = 0 [pid 300] getdents64(4 [pid 3573] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3573] <... write resumed>) = 18 executing program [pid 300] getdents64(4 [pid 3572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3573] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] close(4 [pid 3573] <... close_range resumed>) = 0 [pid 3573] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3572] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3573] <... mkdirat resumed>) = 0 [pid 3572] write(3, "1000", 4 [pid 300] rmdir("./651/tracing" [pid 3573] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3573] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3572] <... write resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 3573] <... openat resumed>) = 3 [pid 3572] close(3 [pid 300] getdents64(3 [pid 3573] write(3, "p:s/p ./file0:0", 15 [pid 3572] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3573] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3572] symlink("/dev/binderfs", "./binderfs" [pid 300] close(3 [pid 3573] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 3573] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./651" [pid 3573] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3573] exit_group(0) = ? [pid 3573] +++ exited with 0 +++ [pid 3572] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3572] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3574 attached [pid 300] mkdir("./652", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3574] set_robust_list(0x555557559760, 24) = 0 [pid 3574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3574] chdir("./634" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3572] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 3574] <... chdir resumed>) = 0 [pid 302] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3572] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3574] setpgid(0, 0) = 0 [pid 3574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] getdents64(3 [pid 3572] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3574] write(3, "1000", 4) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3575 [pid 302] umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3572] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./677/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3574] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] unlink("./677/binderfs" [pid 3574] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3572] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3574] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./660/binderfs" [pid 3572] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./660/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3574] <... write resumed>) = 18 [pid 3574] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] newfstatat(AT_FDCWD, "./677/tracing" [pid 301] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3572] <... mount resumed>) = 0 [pid 302] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3574] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3572] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./677/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3575 attached [pid 3572] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 3574] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3575] set_robust_list(0x555557559760, 24 [pid 3572] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./660/tracing" [pid 3575] <... set_robust_list resumed>) = 0 [pid 3574] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3572] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3574] <... mount resumed>) = 0 [pid 3572] openat(AT_FDCWD, NULL, O_WRONLY [pid 3575] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3574] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3572] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3572] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./660/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3574] <... openat resumed>) = 3 [pid 3572] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 302] rmdir("./677/tracing" [pid 3574] write(3, "p:s/p ./file0:0", 15 [pid 3572] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3575] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3575] chdir("./652") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 302] getdents64(3 [pid 3572] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3574] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 301] getdents64(4 [pid 3575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./677" [pid 301] close(4 [pid 3575] <... prctl resumed>) = 0 [pid 3575] setpgid(0, 0) = 0 [pid 3575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] mkdir("./678", 0777 [pid 301] rmdir("./660/tracing" [pid 3575] <... openat resumed>) = 3 [pid 3575] write(3, "1000", 4) = 4 [pid 3575] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 3575] <... close resumed>) = 0 [pid 3575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3575] write(1, "executing program\n", 18) = 18 [pid 3575] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3575] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3574] openat(AT_FDCWD, NULL, O_WRONLY [pid 3572] +++ exited with 0 +++ [pid 301] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3576 [pid 301] <... close resumed>) = 0 [pid 3575] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3574] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./660" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3574] creat(NULL, 0732 [pid 3575] <... mount resumed>) = 0 [pid 3575] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3574] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./661", 0777 [pid 3575] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 3574] exit_group(0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3575] openat(AT_FDCWD, NULL, O_WRONLY [pid 3574] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3575] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3575] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3575] exit_group(0) = ? [pid 3575] +++ exited with 0 +++ [pid 3574] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3577 ci2-android-5-10/strace-static-x86_64: Process 3576 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3576] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 3577 attached [pid 3576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3576] chdir("./678" [pid 3577] set_robust_list(0x555557559760, 24 [pid 3576] <... chdir resumed>) = 0 [pid 3577] <... set_robust_list resumed>) = 0 [pid 3576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3576] setpgid(0, 0) = 0 [pid 3576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3576] <... openat resumed>) = 3 [pid 3577] chdir("./661" [pid 3576] write(3, "1000", 4) = 4 [pid 3576] close(3) = 0 [pid 3576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3577] <... chdir resumed>) = 0 [pid 3576] write(1, "executing program\n", 18) = 18 [pid 3577] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 3576] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3576] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3577] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3576] <... mkdirat resumed>) = 0 [pid 3577] setpgid(0, 0) = 0 [pid 3576] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3576] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3577] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 299] umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./644/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./634/binderfs" [pid 300] openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./644/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3577] write(3, "1000", 4 [pid 3576] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./634/binderfs" [pid 300] fstat(3 [pid 299] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3577] <... write resumed>) = 4 [pid 3576] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 299] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3577] close(3 [pid 3576] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./644/tracing" [pid 298] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./652/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./634/tracing" [pid 300] unlink("./652/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3577] <... close resumed>) = 0 [pid 3576] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./644/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./634/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3577] symlink("/dev/binderfs", "./binderfs" [pid 3576] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = 0 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./634/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 3577] <... symlink resumed>) = 0 [pid 3576] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./652/tracing" [pid 299] getdents64(4 [pid 298] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3577] write(1, "executing program\n", 18 [pid 3576] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./652/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 298] getdents64(4 [pid 3577] <... write resumed>) = 18 [pid 3576] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 executing program [pid 299] <... close resumed>) = 0 [pid 300] fstat(4 [pid 299] rmdir("./644/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3577] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3576] exit_group(0 [pid 3577] <... close_range resumed>) = 0 [pid 3576] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3577] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3576] +++ exited with 0 +++ [pid 3577] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] rmdir("./634/tracing" [pid 300] close(4 [pid 299] <... close resumed>) = 0 [pid 3577] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3577] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./644" [pid 298] <... rmdir resumed>) = 0 [pid 3577] <... openat resumed>) = 3 [pid 300] rmdir("./652/tracing" [pid 3577] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3577] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3577] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3577] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 3577] +++ exited with 0 +++ [pid 299] mkdir("./645", 0777 [pid 298] getdents64(3 [pid 302] umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./634" [pid 302] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] mkdir("./635", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./652" [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3578 [pid 302] umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./653", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3579 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3578 attached [pid 300] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./678/binderfs" [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3578] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] unlink("./678/binderfs" [pid 301] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3578] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3578] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3578] chdir("./645") = 0 [pid 3578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3578] setpgid(0, 0) = 0 [pid 302] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./661/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3580 [pid 302] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./661/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./678/tracing" [pid 3578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3578] <... openat resumed>) = 3 [pid 3578] write(3, "1000", 4) = 4 [pid 3578] close(3) = 0 [pid 3578] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./678/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./661/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./661/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3578] <... symlink resumed>) = 0 [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 3578] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 302] rmdir("./678/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3578] <... write resumed>) = 18 [pid 3578] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3578] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3579 attached [pid 3578] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 301] getdents64(4 [pid 3578] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./678" [pid 301] close(4 [pid 3578] <... mount resumed>) = 0 [pid 3578] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] mkdir("./679", 0777 [pid 301] rmdir("./661/tracing" [pid 3578] <... openat resumed>) = 3 [pid 3578] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 3578] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3578] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3578] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3581 attached [pid 3579] set_robust_list(0x555557559760, 24 [pid 3578] +++ exited with 0 +++ [pid 301] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3581 [pid 301] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./661" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3580 attached [pid 3580] set_robust_list(0x555557559760, 24) = 0 [pid 3580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] mkdir("./662", 0777 [pid 3580] chdir("./653") = 0 [pid 3580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3580] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 3580] <... setpgid resumed>) = 0 [pid 3580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3579] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3581] set_robust_list(0x555557559760, 24 [pid 3580] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3580] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3580] <... write resumed>) = 4 [pid 3580] close(3) = 0 [pid 3580] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3580] write(1, "executing program\n", 18) = 18 executing program [pid 3580] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3580] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3581] <... set_robust_list resumed>) = 0 [pid 3580] <... mkdirat resumed>) = 0 [pid 3579] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3582 [pid 3580] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3580] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3580] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3580] <... openat resumed>) = 3 [pid 3580] write(3, "p:s/p ./file0:0", 15 [pid 3579] chdir("./635" [pid 3580] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3579] <... chdir resumed>) = 0 [pid 3580] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3580] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3580] exit_group(0 [pid 3579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3581] rt_sigprocmask(SIG_SETMASK, [] [pid 3580] <... exit_group resumed>) = ? [pid 3581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3580] +++ exited with 0 +++ [pid 3579] <... prctl resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3579] setpgid(0, 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3579] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3582 attached [pid 3582] set_robust_list(0x555557559760, 24) = 0 [pid 3582] rt_sigprocmask(SIG_SETMASK, [] [pid 3579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3581] chdir("./679" [pid 3582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3582] chdir("./662") = 0 [pid 3582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3582] setpgid(0, 0) = 0 [pid 3582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3579] <... openat resumed>) = 3 [pid 3581] <... chdir resumed>) = 0 [pid 3579] write(3, "1000", 4) = 4 [pid 3581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3582] <... openat resumed>) = 3 [pid 3582] write(3, "1000", 4 [pid 3579] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3582] <... write resumed>) = 4 [pid 3579] <... close resumed>) = 0 [pid 3582] close(3 [pid 3579] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3582] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3582] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3579] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3579] write(1, "executing program\n", 18 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3579] <... write resumed>) = 18 executing program [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3579] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3579] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./645/binderfs" [pid 3579] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./645/binderfs" [pid 3582] <... symlink resumed>) = 0 [pid 3582] write(1, "executing program\n", 18 [pid 299] <... unlink resumed>) = 0 [pid 3582] <... write resumed>) = 18 [pid 299] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 3582] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3582] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./645/tracing" [pid 3579] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3579] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./645/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 3582] <... mkdirat resumed>) = 0 [pid 3579] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 4 [pid 3581] <... prctl resumed>) = 0 executing program [pid 3579] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 3582] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3579] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./653/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3579] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 300] unlink("./653/binderfs" [pid 3582] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 300] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3582] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 300] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./645/tracing" [pid 300] newfstatat(AT_FDCWD, "./653/tracing" [pid 3582] <... openat resumed>) = 3 [pid 3582] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 300] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3579] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 3579] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] openat(AT_FDCWD, "./653/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3579] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 3579] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./645" [pid 3579] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3582] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3582] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3582] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3579] exit_group(0 [pid 300] getdents64(4 [pid 3579] <... exit_group resumed>) = ? [pid 299] mkdir("./646", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3582] <... exit_group resumed>) = ? [pid 3582] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3579] +++ exited with 0 +++ [pid 300] rmdir("./653/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3581] setpgid(0, 0) = 0 [pid 3581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3581] <... openat resumed>) = 3 [pid 3581] write(3, "1000", 4) = 4 [pid 3581] close(3 [pid 300] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3583 attached [pid 3581] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3583 [pid 300] close(3 [pid 3581] symlink("/dev/binderfs", "./binderfs" [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./653" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3581] <... symlink resumed>) = 0 [pid 3581] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./654", 0777 [pid 3581] <... write resumed>) = 18 [pid 3581] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3581] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3581] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3581] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3581] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3581] write(3, "p:s/p ./file0:0", 15 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3581] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3581] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3581] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3581] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3584 attached [pid 3581] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3584 [pid 3583] set_robust_list(0x555557559760, 24 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3583] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3583] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3583] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3583] chdir("./646" [pid 301] <... openat resumed>) = 3 [pid 3583] <... chdir resumed>) = 0 [pid 301] fstat(3 [pid 3583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3583] <... prctl resumed>) = 0 [pid 301] getdents64(3 [pid 3583] setpgid(0, 0) = 0 [pid 3583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3583] <... openat resumed>) = 3 [pid 301] umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3584] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3583] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./662/binderfs" [pid 3583] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3583] close(3 [pid 301] unlink("./662/binderfs" [pid 3583] <... close resumed>) = 0 [pid 3583] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3583] write(1, "executing program\n", 18) = 18 [pid 3583] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3583] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 301] newfstatat(AT_FDCWD, "./662/tracing" [pid 3583] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 3584] <... set_robust_list resumed>) = 0 [pid 3583] <... mkdirat resumed>) = 0 [pid 301] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3583] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./662/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 3583] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(4 [pid 298] umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./635/binderfs" [pid 3583] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 298] unlink("./635/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3583] <... openat resumed>) = 3 [pid 3583] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 301] close(4 [pid 298] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3583] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./662/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 3583] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3583] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3583] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./635/tracing" [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 298] umount2("./635/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./662" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3583] <... exit_group resumed>) = ? [pid 3584] rt_sigprocmask(SIG_SETMASK, [] [pid 3583] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./635/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./663", 0777 [pid 298] <... openat resumed>) = 4 [pid 3584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3584] chdir("./654") = 0 [pid 3584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3584] setpgid(0, 0) = 0 [pid 3584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3584] write(3, "1000", 4) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3585 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3584] close(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3584] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3584] symlink("/dev/binderfs", "./binderfs" [pid 298] rmdir("./635/tracing" [pid 3584] <... symlink resumed>) = 0 [pid 3584] write(1, "executing program\n", 18) = 18 [pid 3584] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3584] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3584] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 3584] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3584] <... mount resumed>) = 0 [pid 298] close(3 [pid 3584] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 3584] <... openat resumed>) = 3 [pid 298] rmdir("./635" [pid 302] <... restart_syscall resumed>) = 0 [pid 3584] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3584] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./636", 0777 [pid 299] <... restart_syscall resumed>) = 0 [pid 3584] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3584] exit_group(0 [pid 302] umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3584] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3584] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3586 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3585 attached [pid 302] newfstatat(AT_FDCWD, "./679/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] unlink("./679/binderfs" [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3585] set_robust_list(0x555557559760, 24) = 0 [pid 3585] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3585] chdir("./663" [pid 302] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./646/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./679/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] unlink("./646/binderfs" [pid 302] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 3585] <... chdir resumed>) = 0 [pid 3585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] openat(AT_FDCWD, "./679/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./654/binderfs" [pid 299] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] unlink("./654/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3585] <... prctl resumed>) = 0 [pid 3585] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] close(4 [pid 299] newfstatat(AT_FDCWD, "./646/tracing" [pid 302] <... close resumed>) = 0 [pid 300] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./679/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 299] openat(AT_FDCWD, "./646/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./679" [pid 300] newfstatat(AT_FDCWD, "./654/tracing" [pid 299] <... openat resumed>) = 4 [pid 3585] write(3, "1000", 4) = 4 [pid 3585] close(3) = 0 [pid 3585] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 302] mkdir("./680", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3585] <... symlink resumed>) = 0 [pid 3585] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./654/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 3585] <... write resumed>) = 18 [pid 3585] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3585] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3587 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./646/tracing" [pid 300] getdents64(4 [pid 3585] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3585] <... mount resumed>) = 0 [pid 300] close(4 [pid 299] getdents64(3 [pid 3585] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./654/tracing" [pid 299] close(3 [pid 3585] <... openat resumed>) = 3 [pid 3585] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 299] rmdir("./646" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3585] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3585] creat(NULL, 0732 [pid 300] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3585] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 299] mkdir("./647", 0777 [pid 300] rmdir("./654" [pid 3585] exit_group(0) = ? [pid 3585] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./655", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3587 attached ) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3586 attached [pid 3587] set_robust_list(0x555557559760, 24) = 0 [pid 3587] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3586] set_robust_list(0x555557559760, 24) = 0 [pid 3586] rt_sigprocmask(SIG_SETMASK, [] [pid 3587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3587] chdir("./680" [pid 3586] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3588 [pid 301] openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3586] chdir("./636" [pid 3587] <... chdir resumed>) = 0 [pid 3587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3586] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3589 [pid 301] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3587] setpgid(0, 0 [pid 3586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3587] <... setpgid resumed>) = 0 [pid 3586] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3586] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3589 attached [pid 3587] <... openat resumed>) = 3 [pid 3586] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./663/binderfs" [pid 3587] write(3, "1000", 4 [pid 3586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3587] <... write resumed>) = 4 [pid 3586] <... openat resumed>) = 3 [pid 301] unlink("./663/binderfs" [pid 3587] close(3 [pid 3586] write(3, "1000", 4 [pid 3587] <... close resumed>) = 0 [pid 3586] <... write resumed>) = 4 [pid 301] <... unlink resumed>) = 0 [pid 3587] symlink("/dev/binderfs", "./binderfs" [pid 3586] close(3 [pid 301] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3587] <... symlink resumed>) = 0 [pid 3586] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3589] set_robust_list(0x555557559760, 24 [pid 301] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3587] write(1, "executing program\n", 18 [pid 3586] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3588 attached [pid 3589] <... set_robust_list resumed>) = 0 [pid 3587] <... write resumed>) = 18 executing program [pid 3586] <... symlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./663/tracing" [pid 3587] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3586] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3587] <... close_range resumed>) = 0 [pid 3586] <... write resumed>) = 18 executing program [pid 301] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3587] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3586] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./663/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3589] rt_sigprocmask(SIG_SETMASK, [] [pid 3588] set_robust_list(0x555557559760, 24 [pid 3587] <... mkdirat resumed>) = 0 [pid 3586] <... close_range resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3587] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3586] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(4 [pid 3589] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3588] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3589] chdir("./655" [pid 3588] rt_sigprocmask(SIG_SETMASK, [] [pid 3587] <... mount resumed>) = 0 [pid 3586] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 3587] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3586] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3587] <... openat resumed>) = 3 [pid 3586] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 3589] <... chdir resumed>) = 0 [pid 3588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3587] write(3, "p:s/p ./file0:0", 15 [pid 3586] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 3587] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3586] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rmdir("./663/tracing" [pid 3587] openat(AT_FDCWD, NULL, O_WRONLY [pid 3586] write(3, "p:s/p ./file0:0", 15 [pid 3587] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3586] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 3587] creat(NULL, 0732 [pid 3586] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 3587] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3586] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3587] exit_group(0 [pid 3586] creat(NULL, 0732 [pid 301] close(3) = 0 [pid 3587] <... exit_group resumed>) = ? [pid 3586] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./663" [pid 3589] <... prctl resumed>) = 0 [pid 3588] chdir("./647" [pid 3587] +++ exited with 0 +++ [pid 3586] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 3586] <... exit_group resumed>) = ? [pid 3589] setpgid(0, 0 [pid 3588] <... chdir resumed>) = 0 [pid 3586] +++ exited with 0 +++ [pid 301] mkdir("./664", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3589] <... setpgid resumed>) = 0 [pid 3589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3589] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3589] write(3, "1000", 4 [pid 302] umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3589] <... write resumed>) = 4 [pid 3589] close(3) = 0 [pid 3589] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3589] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3590 [pid 3588] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3589] <... write resumed>) = 18 [pid 3588] setpgid(0, 0 [pid 302] fstat(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3588] <... setpgid resumed>) = 0 executing program [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3590 attached [pid 3589] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 3589] <... close_range resumed>) = 0 [pid 3588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3590] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3589] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3589] <... mkdirat resumed>) = 0 [pid 3588] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./680/binderfs" [pid 3589] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3588] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3590] <... set_robust_list resumed>) = 0 [pid 302] unlink("./680/binderfs" [pid 3589] <... mount resumed>) = 0 [pid 3590] rt_sigprocmask(SIG_SETMASK, [] [pid 3588] <... write resumed>) = 4 [pid 302] <... unlink resumed>) = 0 [pid 3589] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... restart_syscall resumed>) = 0 [pid 3588] close(3 [pid 302] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3590] chdir("./664" [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3589] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3589] write(3, "p:s/p ./file0:0", 15 [pid 3588] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./680/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3590] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] openat(AT_FDCWD, "./680/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 302] fstat(4 [pid 3590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3590] setpgid(0, 0 [pid 298] umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3590] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./636/binderfs" [pid 302] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] unlink("./636/binderfs" [pid 302] close(4 [pid 3590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./680/tracing" [pid 3590] <... openat resumed>) = 3 [pid 3590] write(3, "1000", 4) = 4 [pid 3590] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 298] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3589] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3589] openat(AT_FDCWD, NULL, O_WRONLY [pid 3588] symlink("/dev/binderfs", "./binderfs" [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3589] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./636/tracing" [pid 3589] creat(NULL, 0732 [pid 302] rmdir("./680" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3590] <... close resumed>) = 0 [pid 3590] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3589] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./636/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3588] <... symlink resumed>) = 0 [pid 302] mkdir("./681", 0777 [pid 3589] exit_group(0 [pid 3588] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3590] write(1, "executing program\n", 18) = 18 [pid 3590] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3590] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 executing program executing program [pid 298] openat(AT_FDCWD, "./636/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3589] <... exit_group resumed>) = ? [pid 3590] <... mkdirat resumed>) = 0 [pid 3588] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3590] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3590] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3591 ci2-android-5-10/strace-static-x86_64: Process 3591 attached [pid 3590] <... openat resumed>) = 3 [pid 3589] +++ exited with 0 +++ [pid 3588] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3591] set_robust_list(0x555557559760, 24 [pid 3590] write(3, "p:s/p ./file0:0", 15 [pid 3588] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 3588] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3591] <... set_robust_list resumed>) = 0 [pid 3590] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3588] <... mkdirat resumed>) = 0 [pid 298] close(4 [pid 3588] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... close resumed>) = 0 [pid 3591] rt_sigprocmask(SIG_SETMASK, [] [pid 3590] openat(AT_FDCWD, NULL, O_WRONLY [pid 3588] <... mount resumed>) = 0 [pid 298] rmdir("./636/tracing" [pid 3588] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3590] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3591] chdir("./681" [pid 3590] creat(NULL, 0732 [pid 3588] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3588] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(3 [pid 3591] <... chdir resumed>) = 0 [pid 3590] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3588] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(3 [pid 3588] openat(AT_FDCWD, NULL, O_WRONLY [pid 3591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3590] exit_group(0 [pid 3588] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3588] creat(NULL, 0732 [pid 298] rmdir("./636" [pid 3588] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3591] <... prctl resumed>) = 0 [pid 3590] <... exit_group resumed>) = ? [pid 3591] setpgid(0, 0 [pid 3588] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 3591] <... setpgid resumed>) = 0 [pid 3590] +++ exited with 0 +++ [pid 3588] <... exit_group resumed>) = ? [pid 298] mkdir("./637", 0777 [pid 3591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3591] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3588] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3591] <... write resumed>) = 4 [pid 3591] close(3) = 0 [pid 3591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3591] write(1, "executing program\n", 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3592 [pid 3591] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3591] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3591] <... close_range resumed>) = 0 [pid 3591] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3592 attached [pid 3592] set_robust_list(0x555557559760, 24 [pid 3591] <... mkdirat resumed>) = 0 [pid 3592] <... set_robust_list resumed>) = 0 [pid 3592] rt_sigprocmask(SIG_SETMASK, [] [pid 3591] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3592] chdir("./637") = 0 [pid 3592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3592] setpgid(0, 0 [pid 3591] <... mount resumed>) = 0 [pid 3592] <... setpgid resumed>) = 0 [pid 3592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3591] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3592] <... openat resumed>) = 3 [pid 3592] write(3, "1000", 4) = 4 [pid 3592] close(3) = 0 [pid 3591] write(3, "p:s/p ./file0:0", 15 [pid 3592] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3592] write(1, "executing program\n", 18 [pid 3591] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3592] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 3592] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3591] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3592] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3591] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 3591] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 299] fstat(3 [pid 301] umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./664/binderfs" [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3591] exit_group(0 [pid 300] newfstatat(AT_FDCWD, "./655/binderfs" [pid 301] unlink("./664/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./655/binderfs" [pid 299] umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3591] <... exit_group resumed>) = ? [pid 3591] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3592] <... mkdirat resumed>) = 0 [pid 301] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./647/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./664/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 299] unlink("./647/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3592] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./655/tracing" [pid 299] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./664/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 300] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./655/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3592] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./647/tracing" [pid 300] fstat(4 [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 299] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./664/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3592] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./647/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3592] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(4 [pid 300] getdents64(4 [pid 302] umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] getdents64(4 [pid 302] openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3592] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 300] rmdir("./655/tracing" [pid 299] getdents64(4 [pid 302] fstat(3 [pid 301] rmdir("./664" [pid 3592] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3592] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3592] exit_group(0) = ? [pid 3592] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./665", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./647/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./681/binderfs" [pid 300] close(3) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./655" [pid 299] <... rmdir resumed>) = 0 [pid 302] unlink("./681/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./656", 0777 [pid 299] getdents64(3 [pid 302] <... unlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 302] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3594 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3593 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(3 [pid 302] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./681/tracing" [pid 299] rmdir("./647" [pid 298] umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3594 attached [pid 3594] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./648", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3594] chdir("./656" [pid 299] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./681/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 302] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 3594] <... chdir resumed>) = 0 [pid 3594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3594] setpgid(0, 0) = 0 [pid 3594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3595 [pid 298] umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 298] newfstatat(AT_FDCWD, "./637/binderfs" [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./681/tracing" [pid 298] unlink("./637/binderfs" [pid 3594] <... openat resumed>) = 3 [pid 3594] write(3, "1000", 4) = 4 [pid 3594] close(3) = 0 [pid 3594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3594] write(1, "executing program\n", 18) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 3594] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 298] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 298] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./681" [pid 298] newfstatat(AT_FDCWD, "./637/tracing" [pid 3594] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 executing program [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./682", 0777 [pid 298] umount2("./637/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3594] <... mkdirat resumed>) = 0 [pid 3594] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./637/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(4 [pid 3594] <... mount resumed>) = 0 [pid 3594] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3594] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3596 [pid 298] getdents64(4 [pid 3594] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 3594] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3594] creat(NULL, 0732 [pid 298] close(4 [pid 3594] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3594] exit_group(0 [pid 298] rmdir("./637/tracing" [pid 3594] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3596 attached ci2-android-5-10/strace-static-x86_64: Process 3593 attached [pid 3594] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 3593] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3595 attached ) = 0 [pid 298] rmdir("./637" [pid 3595] set_robust_list(0x555557559760, 24) = 0 [pid 3595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./638", 0777 [pid 3595] chdir("./648" [pid 3596] set_robust_list(0x555557559760, 24 [pid 3593] <... set_robust_list resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3596] <... set_robust_list resumed>) = 0 [pid 3595] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3596] rt_sigprocmask(SIG_SETMASK, [] [pid 3595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3593] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3595] <... prctl resumed>) = 0 [pid 3593] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3596] chdir("./682") = 0 [pid 3596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3596] setpgid(0, 0) = 0 [pid 3596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3593] chdir("./665" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3597 [pid 3596] <... openat resumed>) = 3 [pid 3593] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3596] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3596] <... write resumed>) = 4 [pid 3593] <... prctl resumed>) = 0 [pid 3596] close(3) = 0 [pid 3596] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3595] setpgid(0, 0 [pid 3593] setpgid(0, 0 [pid 3596] write(1, "executing program\n", 18 [pid 3595] <... setpgid resumed>) = 0 [pid 3593] <... setpgid resumed>) = 0 [pid 3596] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 3597 attached [pid 3597] set_robust_list(0x555557559760, 24) = 0 executing program [pid 3593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3597] chdir("./638") = 0 [pid 3597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3593] <... openat resumed>) = 3 [pid 3596] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3595] <... openat resumed>) = 3 [pid 3597] setpgid(0, 0) = 0 [pid 3593] write(3, "1000", 4 [pid 3595] write(3, "1000", 4 [pid 3596] <... close_range resumed>) = 0 [pid 3593] <... write resumed>) = 4 [pid 3595] <... write resumed>) = 4 [pid 3596] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3593] close(3 [pid 3595] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 3595] <... close resumed>) = 0 [pid 3593] <... close resumed>) = 0 [pid 300] umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3595] symlink("/dev/binderfs", "./binderfs" [pid 3593] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3596] <... mkdirat resumed>) = 0 [pid 3595] <... symlink resumed>) = 0 [pid 3593] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3593] write(1, "executing program\n", 18 [pid 300] fstat(3 [pid 3595] write(1, "executing program\n", 18 [pid 3597] <... openat resumed>) = 3 [pid 3593] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3595] <... write resumed>) = 18 [pid 3597] write(3, "1000", 4 [pid 3593] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3597] <... write resumed>) = 4 [pid 3595] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3593] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 3597] close(3 [pid 3595] <... close_range resumed>) = 0 [pid 3596] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3593] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3595] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3597] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./656/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./656/binderfs" [pid 3596] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3593] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./656/tracing" [pid 3593] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3596] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./656/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3593] <... mount resumed>) = 0 [pid 3596] <... openat resumed>) = 3 [pid 3593] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 executing program executing program [pid 3597] symlink("/dev/binderfs", "./binderfs" [pid 3595] <... mkdirat resumed>) = 0 [pid 3593] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 3596] write(3, "p:s/p ./file0:0", 15 [pid 3593] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3595] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(4 [pid 3596] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3593] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3596] openat(AT_FDCWD, NULL, O_WRONLY [pid 3593] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 3597] <... symlink resumed>) = 0 [pid 3595] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3597] write(1, "executing program\n", 18 [pid 3593] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 3595] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 executing program [pid 3597] <... write resumed>) = 18 [pid 3595] <... openat resumed>) = 3 [pid 3593] creat(NULL, 0732 [pid 300] rmdir("./656/tracing" [pid 3596] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3596] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3596] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 3597] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3595] write(3, "p:s/p ./file0:0", 15 [pid 3593] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3597] <... close_range resumed>) = 0 [pid 3596] +++ exited with 0 +++ [pid 3595] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3593] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3593] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3 [pid 3597] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3595] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./656" [pid 302] umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3597] <... mkdirat resumed>) = 0 [pid 3595] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3593] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3595] creat(NULL, 0732 [pid 300] mkdir("./657", 0777 [pid 3595] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3597] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3595] exit_group(0 [pid 302] fstat(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 3595] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3597] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3597] <... openat resumed>) = 3 [pid 3597] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3597] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3598 [pid 302] newfstatat(AT_FDCWD, "./682/binderfs" [pid 3597] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./682/binderfs" [pid 3597] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3597] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 3597] <... exit_group resumed>) = ? [pid 302] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3595] +++ exited with 0 +++ [pid 3597] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./682/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3598 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3598] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./682/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 298] openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3598] <... set_robust_list resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 298] fstat(3 [pid 3598] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3598] chdir("./657" [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3598] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./682/tracing" [pid 3598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3598] <... prctl resumed>) = 0 [pid 3598] setpgid(0, 0) = 0 [pid 3598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./638/binderfs" [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./638/binderfs" [pid 302] close(3 [pid 3598] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] rmdir("./682" [pid 298] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3598] write(3, "1000", 4) = 4 [pid 3598] close(3) = 0 [pid 3598] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 3598] <... symlink resumed>) = 0 [pid 302] mkdir("./683", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 3598] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 3598] <... write resumed>) = 18 [pid 298] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3598] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3598] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./638/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3598] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3599 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 298] umount2("./638/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3599] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3599 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3599] <... set_robust_list resumed>) = 0 [pid 3598] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./638/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3599] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 3598] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3599] chdir("./683" [pid 301] fstat(3 [pid 299] umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3599] <... chdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3598] <... mount resumed>) = 0 [pid 3598] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3598] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 299] openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 3599] <... prctl resumed>) = 0 [pid 3598] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3599] setpgid(0, 0 [pid 301] umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] close(4 [pid 3598] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3599] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./665/binderfs" [pid 298] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 301] unlink("./665/binderfs" [pid 298] rmdir("./638/tracing" [pid 3598] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3598] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3598] exit_group(0) = ? [pid 3599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3598] +++ exited with 0 +++ [pid 301] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./648/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3599] <... openat resumed>) = 3 [pid 301] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./648/binderfs" [pid 3599] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./665/tracing" [pid 299] <... unlink resumed>) = 0 [pid 3599] <... write resumed>) = 4 [pid 298] close(3 [pid 3599] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3599] <... close resumed>) = 0 [pid 301] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3599] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./638" [pid 301] openat(AT_FDCWD, "./665/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3599] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./648/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./639", 0777 [pid 301] getdents64(4 [pid 299] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3599] write(1, "executing program\n", 18) = 18 [pid 3599] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3599] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 executing program [pid 299] openat(AT_FDCWD, "./648/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4 [pid 299] fstat(4 [pid 3599] <... mkdirat resumed>) = 0 [pid 3599] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./665/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3600 [pid 3599] <... mount resumed>) = 0 [pid 3599] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3599] <... openat resumed>) = 3 [pid 301] close(3 [pid 299] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./665" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3599] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3599] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 301] mkdir("./666", 0777 [pid 300] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 3599] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3599] exit_group(0) = ? [pid 3599] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 299] rmdir("./648/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3600 attached [pid 3600] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3600] chdir("./639") = 0 [pid 300] umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3601 [pid 299] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./657/binderfs" [pid 299] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./648" [pid 300] unlink("./657/binderfs" [pid 3600] <... prctl resumed>) = 0 [pid 3600] setpgid(0, 0) = 0 [pid 3600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3600] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] mkdir("./649", 0777 [pid 300] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3600] write(3, "1000", 4) = 4 [pid 3600] close(3) = 0 [pid 3600] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 3600] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./657/tracing" [pid 3600] write(1, "executing program\n", 18) = 18 [pid 3600] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3600] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3602 [pid 300] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3602 attached [pid 3600] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3600] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3600] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./657/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3600] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3600] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3600] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 3600] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3600] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 302] umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./657/tracing" [pid 302] openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3600] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3600] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 3600] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 3602] set_robust_list(0x555557559760, 24 [pid 3600] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./657" [pid 302] umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3601 attached [pid 3601] set_robust_list(0x555557559760, 24) = 0 [pid 3601] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./658", 0777 [pid 302] newfstatat(AT_FDCWD, "./683/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3601] chdir("./666" [pid 300] <... mkdir resumed>) = 0 [pid 3601] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] unlink("./683/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3601] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3601] <... setpgid resumed>) = 0 [pid 3601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3601] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3603 [pid 302] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3601] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./683/tracing" [pid 3601] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3601] <... close resumed>) = 0 [pid 302] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3601] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3602] <... set_robust_list resumed>) = 0 [pid 3601] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./683/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3601] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 3601] <... write resumed>) = 18 [pid 302] fstat(4 executing program [pid 3601] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3602] rt_sigprocmask(SIG_SETMASK, [] [pid 3601] <... close_range resumed>) = 0 [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3603 attached , 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3603] set_robust_list(0x555557559760, 24 [pid 302] getdents64(4 [pid 3603] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3603] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 3602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3601] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 3603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./683/tracing" [pid 3603] chdir("./658") = 0 [pid 3603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 3603] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 3603] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3603] <... setpgid resumed>) = 0 [pid 302] close(3 [pid 3603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 3603] <... openat resumed>) = 3 [pid 302] rmdir("./683" [pid 3603] write(3, "1000", 4) = 4 [pid 3603] close(3) = 0 [pid 3603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3603] write(1, "executing program\n", 18 [pid 302] mkdir("./684", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 3603] <... write resumed>) = 18 executing program [pid 3602] chdir("./649" [pid 3601] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3603] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3603] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3603] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3602] <... chdir resumed>) = 0 [pid 3601] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3603] <... mkdirat resumed>) = 0 [pid 298] openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3604 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3604 [pid 298] <... openat resumed>) = 3 [pid 3601] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 3604] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3602] <... prctl resumed>) = 0 [pid 298] getdents64(3 [pid 3602] setpgid(0, 0) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./639/binderfs" [pid 3601] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./639/binderfs" [pid 3602] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 3601] <... openat resumed>) = 3 [pid 298] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3601] write(3, "p:s/p ./file0:0", 15 [pid 3604] <... set_robust_list resumed>) = 0 [pid 3601] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = 0 [pid 3602] write(3, "1000", 4 [pid 298] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3604] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3602] <... write resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./639/tracing" [pid 3602] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3603] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./639/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3603] <... mount resumed>) = 0 [pid 3602] <... close resumed>) = 0 [pid 3601] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3604] chdir("./684" [pid 298] openat(AT_FDCWD, "./639/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3603] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3602] symlink("/dev/binderfs", "./binderfs" [pid 3601] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3604] <... chdir resumed>) = 0 [pid 3603] <... openat resumed>) = 3 [pid 3602] <... symlink resumed>) = 0 [pid 3601] creat(NULL, 0732 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3603] write(3, "p:s/p ./file0:0", 15 [pid 3602] write(1, "executing program\n", 18 [pid 3601] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 3604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3603] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3602] <... write resumed>) = 18 executing program [pid 3601] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3603] openat(AT_FDCWD, NULL, O_WRONLY [pid 3602] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3601] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 3604] <... prctl resumed>) = 0 [pid 3603] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3602] <... close_range resumed>) = 0 [pid 3601] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rmdir("./639/tracing" [pid 3603] creat(NULL, 0732 [pid 3602] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3604] setpgid(0, 0 [pid 3603] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3602] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 3603] exit_group(0 [pid 3602] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3603] <... exit_group resumed>) = ? [pid 3602] <... mount resumed>) = 0 [pid 298] close(3 [pid 3604] <... setpgid resumed>) = 0 [pid 3604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3603] +++ exited with 0 +++ [pid 3602] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./639" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3602] <... openat resumed>) = 3 [pid 3602] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 3602] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./640", 0777 [pid 3602] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3602] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3602] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 3602] <... exit_group resumed>) = ? [pid 3604] <... openat resumed>) = 3 [pid 3602] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3604] write(3, "1000", 4 [pid 300] umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3604] <... write resumed>) = 4 [pid 300] openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3604] close(3) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3605 ci2-android-5-10/strace-static-x86_64: Process 3605 attached [pid 300] fstat(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3605] set_robust_list(0x555557559760, 24 [pid 300] getdents64(3 [pid 3605] <... set_robust_list resumed>) = 0 [pid 3604] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3605] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3604] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3604] write(1, "executing program\n", 18 [pid 300] newfstatat(AT_FDCWD, "./658/binderfs" [pid 3605] chdir("./640" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3604] <... write resumed>) = 18 [pid 300] unlink("./658/binderfs" [pid 3605] <... chdir resumed>) = 0 [pid 3604] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3604] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] <... unlink resumed>) = 0 [pid 3605] <... prctl resumed>) = 0 [pid 300] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3605] setpgid(0, 0 [pid 3604] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3605] <... setpgid resumed>) = 0 [pid 300] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3604] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3604] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./658/tracing" [pid 3604] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3605] <... openat resumed>) = 3 [pid 3604] <... openat resumed>) = 3 [pid 300] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3604] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3605] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./658/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3605] <... write resumed>) = 4 [pid 3605] close(3 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3605] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3605] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 3604] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3605] <... symlink resumed>) = 0 [pid 300] getdents64(4 [pid 3604] openat(AT_FDCWD, NULL, O_WRONLY [pid 3605] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3605] <... write resumed>) = 18 [pid 3604] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 3605] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... restart_syscall resumed>) = 0 [pid 3605] <... close_range resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./658/tracing" [pid 3604] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3604] exit_group(0) = ? executing program [pid 3605] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3604] +++ exited with 0 +++ [pid 301] umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] close(3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 3605] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./658" [pid 3605] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3605] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3605] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./659", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3605] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3605] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3605] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 3605] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./666/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./666/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3605] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3606 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3606 attached [pid 301] newfstatat(AT_FDCWD, "./666/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 301] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3606] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./666/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./649/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] unlink("./649/binderfs" [pid 3606] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3606] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 3606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] rmdir("./666/tracing" [pid 299] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3606] chdir("./659") = 0 [pid 3606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3606] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./649/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(3 [pid 299] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./666" [pid 299] openat(AT_FDCWD, "./649/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3606] <... setpgid resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] mkdir("./667", 0777 [pid 299] fstat(4 [pid 3606] write(3, "1000", 4) = 4 [pid 3606] close(3) = 0 [pid 3606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3606] write(1, "executing program\n", 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3606] <... write resumed>) = 18 [pid 3606] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3606] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] getdents64(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3607 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3606] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3606] <... mount resumed>) = 0 [pid 299] rmdir("./649/tracing" [pid 3606] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3606] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3606] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./649" [pid 3606] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 3606] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3606] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 299] mkdir("./650", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3606] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3607 attached [pid 3606] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3607] set_robust_list(0x555557559760, 24) = 0 [pid 3607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3607] chdir("./667" [pid 298] newfstatat(AT_FDCWD, "./640/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3608 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3607] <... chdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] unlink("./640/binderfs" [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setpgid(0, 0) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3607] write(3, "1000", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3608 attached [pid 3607] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./640/tracing" [pid 3607] write(1, "executing program\n", 18) = 18 [pid 3607] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3607] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3608] set_robust_list(0x555557559760, 24 [pid 3607] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./640/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3607] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3608] <... set_robust_list resumed>) = 0 [pid 3607] <... mount resumed>) = 0 [pid 302] umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./640/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./684/binderfs" [pid 298] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 302] unlink("./684/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3607] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 3607] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3607] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 302] newfstatat(AT_FDCWD, "./684/tracing" [pid 298] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./640/tracing" [pid 302] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3607] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] openat(AT_FDCWD, "./684/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3607] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 298] close(3 [pid 302] fstat(4 [pid 3607] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./640" [pid 302] getdents64(4 [pid 3608] rt_sigprocmask(SIG_SETMASK, [] [pid 3607] exit_group(0 [pid 3608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3607] <... exit_group resumed>) = ? [pid 298] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./641", 0777 [pid 302] getdents64(4 [pid 3608] chdir("./650" [pid 3607] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] close(4 [pid 300] umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./684/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3608] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 3608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3608] setpgid(0, 0) = 0 [pid 3608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 302] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3609 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 3608] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./684" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3608] <... write resumed>) = 4 [pid 3608] close(3) = 0 [pid 3608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] mkdir("./685", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3608] write(1, "executing program\n", 18) = 18 [pid 3608] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3608] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./659/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] unlink("./659/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... mkdirat resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3608] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3610 [pid 3608] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 3608] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./659/tracing" [pid 3608] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 300] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3608] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./659/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3608] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... openat resumed>) = 4 [pid 301] umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./667/binderfs" [pid 300] getdents64(4 [pid 3608] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3608] exit_group(0) = ? [pid 3608] +++ exited with 0 +++ [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] unlink("./667/binderfs" [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3609 attached [pid 3609] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3609] <... set_robust_list resumed>) = 0 [pid 3609] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./659/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3609] chdir("./641") = 0 [pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./667/tracing" [pid 300] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3609] <... prctl resumed>) = 0 [pid 301] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 301] openat(AT_FDCWD, "./667/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 301] fstat(4 [pid 300] rmdir("./659" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3609] setpgid(0, 0) = 0 [pid 3609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3609] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] mkdir("./660", 0777 [pid 299] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 3609] write(3, "1000", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 301] close(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./667/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 3609] write(1, "executing program\n", 18) = 18 [pid 3609] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 3609] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3609] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 301] getdents64(3 [pid 299] umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3611 [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3609] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./650/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./667" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3609] <... mount resumed>) = 0 [pid 3609] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] unlink("./650/binderfs" [pid 301] mkdir("./668", 0777 [pid 3609] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 3609] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3609] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3609] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3609] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3609] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3612 [pid 299] newfstatat(AT_FDCWD, "./650/tracing"ci2-android-5-10/strace-static-x86_64: Process 3612 attached ci2-android-5-10/strace-static-x86_64: Process 3610 attached ci2-android-5-10/strace-static-x86_64: Process 3611 attached [pid 3611] set_robust_list(0x555557559760, 24) = 0 [pid 3611] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3611] chdir("./660" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3611] <... chdir resumed>) = 0 [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... setpgid resumed>) = 0 [pid 3612] set_robust_list(0x555557559760, 24 [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] set_robust_list(0x555557559760, 24 [pid 299] openat(AT_FDCWD, "./650/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... set_robust_list resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... set_robust_list resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3611] write(3, "1000", 4) = 4 [pid 299] fstat(4 [pid 3611] close(3) = 0 [pid 3611] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 3611] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 3611] write(1, "executing program\n", 18 [pid 299] rmdir("./650/tracing" [pid 298] <... openat resumed>) = 3 [pid 3611] <... write resumed>) = 18 [pid 3611] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 298] fstat(3 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(3 [pid 3611] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./650" [pid 298] umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3611] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./651", 0777 [pid 298] newfstatat(AT_FDCWD, "./641/binderfs" [pid 3611] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] unlink("./641/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3611] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3611] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3611] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3611] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3611] exit_group(0) = ? [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3613 [pid 298] <... umount2 resumed>) = 0 [pid 3612] rt_sigprocmask(SIG_SETMASK, [] [pid 3611] +++ exited with 0 +++ [pid 3610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3613 attached [pid 3613] set_robust_list(0x555557559760, 24) = 0 [pid 3613] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./641/tracing" [pid 3613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3613] chdir("./651" [pid 298] umount2("./641/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3610] chdir("./685" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./641/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 4 [pid 3613] <... prctl resumed>) = 0 [pid 298] fstat(4 [pid 3613] setpgid(0, 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 3613] <... setpgid resumed>) = 0 [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3610] <... prctl resumed>) = 0 [pid 298] getdents64(4 [pid 3613] <... openat resumed>) = 3 [pid 3612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3610] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3613] write(3, "1000", 4 [pid 3610] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 3613] <... write resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 3613] close(3 [pid 298] rmdir("./641/tracing" [pid 3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3613] <... close resumed>) = 0 [pid 3613] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3613] write(1, "executing program\n", 18 [pid 3610] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3613] <... write resumed>) = 18 [pid 3610] <... write resumed>) = 4 executing program [pid 298] close(3 [pid 3613] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3610] close(3 [pid 298] <... close resumed>) = 0 [pid 3613] <... close_range resumed>) = 0 [pid 298] rmdir("./641" [pid 3610] <... close resumed>) = 0 [pid 3613] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3612] chdir("./668" [pid 3610] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 3613] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./642", 0777 [pid 3613] <... mount resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3610] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3613] write(3, "p:s/p ./file0:0", 15 [pid 3610] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3610] <... write resumed>) = 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3613] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3613] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3613] exit_group(0) = ? [pid 3610] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3614 [pid 3613] +++ exited with 0 +++ [pid 3612] <... chdir resumed>) = 0 [pid 3610] <... close_range resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3614 attached [pid 3610] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3612] <... prctl resumed>) = 0 [pid 300] umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] set_robust_list(0x555557559760, 24 [pid 300] newfstatat(AT_FDCWD, "./660/binderfs" [pid 3610] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3610] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] unlink("./660/binderfs" [pid 3612] setpgid(0, 0) = 0 [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... set_robust_list resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3610] <... mount resumed>) = 0 [pid 300] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3614] rt_sigprocmask(SIG_SETMASK, [] [pid 3610] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 300] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./660/tracing" [pid 3614] chdir("./642" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3614] <... chdir resumed>) = 0 [pid 3610] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] openat(AT_FDCWD, "./660/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3614] <... prctl resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3610] creat(NULL, 0732 [pid 300] fstat(4 [pid 3612] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3614] setpgid(0, 0 [pid 3612] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3610] exit_group(0 [pid 300] getdents64(4 [pid 3614] <... setpgid resumed>) = 0 [pid 3610] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3612] close(3 [pid 300] close(4 [pid 3614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 300] rmdir("./660/tracing" [pid 3612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 3610] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./660" [pid 3614] write(3, "1000", 4) = 4 [pid 3614] close(3 [pid 3612] write(1, "executing program\n", 18 [pid 3614] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3612] <... write resumed>) = 18 [pid 300] mkdir("./661", 0777 [pid 3612] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3614] symlink("/dev/binderfs", "./binderfs" [pid 3612] <... close_range resumed>) = 0 [pid 3614] <... symlink resumed>) = 0 [pid 3612] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 executing program executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3612] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] write(1, "executing program\n", 18) = 18 [pid 3614] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3614] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3612] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3615 ci2-android-5-10/strace-static-x86_64: Process 3615 attached [pid 3614] <... mkdirat resumed>) = 0 [pid 3612] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3612] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 3614] <... mount resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3614] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3612] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./685/binderfs" [pid 299] umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./685/binderfs" [pid 299] openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... openat resumed>) = 3 [pid 3612] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 3614] write(3, "p:s/p ./file0:0", 15 [pid 3612] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3612] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 3614] openat(AT_FDCWD, NULL, O_WRONLY [pid 3612] creat(NULL, 0732 [pid 302] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./685/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./651/binderfs" [pid 302] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./651/binderfs" [pid 302] openat(AT_FDCWD, "./685/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3612] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3614] creat(NULL, 0732 [pid 3612] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3614] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3612] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 299] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3615] set_robust_list(0x555557559760, 24 [pid 3614] exit_group(0 [pid 3612] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./651/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 299] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./685/tracing" [pid 3614] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... set_robust_list resumed>) = 0 [pid 3614] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./651/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 302] rmdir("./685" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 302] mkdir("./686", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./651/tracing"ci2-android-5-10/strace-static-x86_64: Process 3616 attached [pid 3616] set_robust_list(0x555557559760, 24) = 0 [pid 3616] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3616 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./651" [pid 298] <... openat resumed>) = 3 [pid 3616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 3616] chdir("./686") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./652", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3616] setpgid(0, 0) = 0 [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] fstat(3 [pid 298] umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./642/binderfs" [pid 3616] <... write resumed>) = 4 [pid 3616] close(3) = 0 [pid 3616] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3617 [pid 298] unlink("./642/binderfs" [pid 301] newfstatat(AT_FDCWD, "./668/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3616] write(1, "executing program\n", 18) = 18 [pid 298] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] unlink("./668/binderfs" [pid 298] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3616] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 3616] <... close_range resumed>) = 0 [pid 301] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3616] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3615] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3616] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3616] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3616] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./668/tracing" [pid 298] newfstatat(AT_FDCWD, "./642/tracing" [pid 3616] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./642/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3617 attached [pid 3616] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3615] chdir("./661" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./668/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./642/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 3615] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 3615] setpgid(0, 0 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3615] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3616] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rmdir("./668/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3616] exit_group(0) = ? [pid 3616] +++ exited with 0 +++ [pid 3615] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3615] write(3, "1000", 4 [pid 301] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 3615] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./642/tracing" [pid 3615] close(3 [pid 301] close(3 [pid 3617] set_robust_list(0x555557559760, 24) = 0 [pid 3617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] rmdir("./668" [pid 3615] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3617] chdir("./652" [pid 301] <... rmdir resumed>) = 0 [pid 3615] symlink("/dev/binderfs", "./binderfs" [pid 298] close(3 [pid 301] mkdir("./669", 0777 [pid 3617] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3617] setpgid(0, 0) = 0 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 298] rmdir("./642" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3617] <... openat resumed>) = 3 [pid 3617] write(3, "1000", 4) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./643", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] close(3) = 0 [pid 3617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3617] write(1, "executing program\n", 18) = 18 [pid 3617] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3617] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3617] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3615] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 3615] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3618 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3617] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3615] <... write resumed>) = 18 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3617] <... openat resumed>) = 3 [pid 3617] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3617] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3617] creat(NULL, 0732 [pid 3615] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3619 [pid 3617] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3617] exit_group(0 [pid 3615] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3617] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3615] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3619 attached [pid 3617] +++ exited with 0 +++ [pid 3615] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3618 attached [pid 3615] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3618] <... set_robust_list resumed>) = 0 [pid 3618] rt_sigprocmask(SIG_SETMASK, [] [pid 3615] <... mount resumed>) = 0 [pid 3619] set_robust_list(0x555557559760, 24 [pid 3618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3618] chdir("./669") = 0 [pid 3615] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3619] <... set_robust_list resumed>) = 0 [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] <... prctl resumed>) = 0 [pid 3618] setpgid(0, 0 [pid 3615] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3618] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... openat resumed>) = 3 [pid 3615] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 3618] write(3, "1000", 4 [pid 302] fstat(3 [pid 3615] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 3615] creat(NULL, 0732 [pid 3618] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3615] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3618] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] symlink("/dev/binderfs", "./binderfs" [pid 3615] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./686/binderfs" [pid 3619] rt_sigprocmask(SIG_SETMASK, [] [pid 3618] <... symlink resumed>) = 0 [pid 3615] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3618] write(1, "executing program\n", 18 [pid 302] unlink("./686/binderfs" [pid 3618] <... write resumed>) = 18 [pid 3618] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3618] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 executing program [pid 3618] <... mkdirat resumed>) = 0 [pid 3615] +++ exited with 0 +++ [pid 302] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 3618] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3618] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./686/tracing" [pid 299] openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./686/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 3618] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3618] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./652/binderfs" [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./652/binderfs" [pid 302] close(4 [pid 3618] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./686/tracing" [pid 3618] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3618] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3618] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 299] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 3618] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./652/tracing" [pid 302] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./686" [pid 299] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3618] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./687", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./652/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3620 [pid 300] fstat(3 [pid 299] getdents64(4 [pid 3619] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3620 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3619] chdir("./643" [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 3620] set_robust_list(0x555557559760, 24 [pid 3619] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 3620] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3619] <... prctl resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./661/binderfs" [pid 299] <... close resumed>) = 0 [pid 3620] rt_sigprocmask(SIG_SETMASK, [] [pid 3619] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./652/tracing" [pid 3619] <... setpgid resumed>) = 0 [pid 300] unlink("./661/binderfs" [pid 3620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3620] chdir("./687") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 3619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3620] setpgid(0, 0) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(3 [pid 300] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./652" [pid 300] newfstatat(AT_FDCWD, "./661/tracing" [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 3620] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./653", 0777 [pid 3619] <... openat resumed>) = 3 [pid 300] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3620] <... write resumed>) = 4 [pid 3620] close(3) = 0 [pid 3620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3619] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./661/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3619] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3620] write(1, "executing program\n", 18 [pid 300] fstat(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] close(3 [pid 301] umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3620] <... write resumed>) = 18 [pid 3620] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3620] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3621 [pid 3619] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3619] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 3620] <... mkdirat resumed>) = 0 [pid 3619] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 executing program [pid 3620] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3619] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./661/tracing" [pid 3620] <... mount resumed>) = 0 [pid 301] umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3620] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3619] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 3619] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./669/binderfs" [pid 300] getdents64(3 [pid 3620] write(3, "p:s/p ./file0:0", 15 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3619] <... close_range resumed>) = 0 [pid 301] unlink("./669/binderfs" [pid 300] close(3 [pid 3620] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 3620] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3619] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./661" [pid 3620] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3620] exit_group(0) = ? [pid 3620] +++ exited with 0 +++ [pid 3619] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3619] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./662", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3621 attached [pid 3621] set_robust_list(0x555557559760, 24) = 0 [pid 3621] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./669/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 3621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3619] <... mount resumed>) = 0 [pid 301] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3621] chdir("./653" [pid 3619] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./669/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3621] <... chdir resumed>) = 0 [pid 3621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3621] setpgid(0, 0) = 0 [pid 3621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... openat resumed>) = 4 [pid 3619] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3622 [pid 3619] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3621] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3619] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 3621] <... write resumed>) = 4 [pid 3619] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3621] close(3 [pid 301] close(4 [pid 3619] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3619] creat(NULL, 0732 [pid 301] rmdir("./669/tracing" [pid 3621] <... close resumed>) = 0 [pid 3621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3619] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3621] write(1, "executing program\n", 18 [pid 301] getdents64(3 executing program [pid 3619] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 3622 attached [pid 3621] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3621] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3619] <... exit_group resumed>) = ? [pid 301] close(3 [pid 3621] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3621] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./669" [pid 3621] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3621] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./670", 0777 [pid 3621] <... mount resumed>) = 0 [pid 3621] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3619] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] write(3, "p:s/p ./file0:0", 15 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3621] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3621] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3621] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3621] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3623 [pid 3621] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3623 attached [pid 3621] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3622] set_robust_list(0x555557559760, 24) = 0 [pid 3622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3622] chdir("./662") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3622] <... prctl resumed>) = 0 [pid 3622] setpgid(0, 0 [pid 302] umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3622] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3622] <... openat resumed>) = 3 [pid 3623] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 3622] write(3, "1000", 4 [pid 302] fstat(3 [pid 3622] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3622] close(3 [pid 302] getdents64(3 [pid 3622] <... close resumed>) = 0 [pid 3622] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3623] <... set_robust_list resumed>) = 0 [pid 3622] <... symlink resumed>) = 0 [pid 302] umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3622] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3622] <... write resumed>) = 18 executing program [pid 302] newfstatat(AT_FDCWD, "./687/binderfs" [pid 3622] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3622] <... close_range resumed>) = 0 [pid 302] unlink("./687/binderfs" [pid 3622] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3623] rt_sigprocmask(SIG_SETMASK, [] [pid 3622] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3622] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3622] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3622] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3622] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3622] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./687/tracing" [pid 3622] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3622] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./687/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3622] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3622] creat(NULL, 0732 [pid 298] umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 3622] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(3 [pid 298] fstat(3 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 302] close(4 [pid 298] getdents64(3 [pid 3622] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./687/tracing" [pid 299] umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3622] <... exit_group resumed>) = ? [pid 3623] chdir("./670" [pid 3622] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./653/binderfs" [pid 298] newfstatat(AT_FDCWD, "./643/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./653/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./687" [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./643/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./688", 0777 [pid 298] <... unlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./653/tracing" [pid 298] newfstatat(AT_FDCWD, "./643/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3624 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./643/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./653/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./643/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3624 attached [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 298] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 3624] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 300] umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] getdents64(4 [pid 3624] <... set_robust_list resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./662/binderfs" [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./653/tracing" [pid 298] close(4 [pid 300] unlink("./662/binderfs" [pid 3624] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3624] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3624] chdir("./688" [pid 300] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 3624] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] rmdir("./643/tracing" [pid 300] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./662/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./653" [pid 298] close(3 [pid 300] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3624] setpgid(0, 0) = 0 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./654", 0777 [pid 300] openat(AT_FDCWD, "./662/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3623] <... chdir resumed>) = 0 [pid 3624] <... openat resumed>) = 3 [pid 3624] write(3, "1000", 4) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 3624] close(3 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./643" [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] fstat(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3624] <... close resumed>) = 0 executing program [pid 3624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3623] <... prctl resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3623] setpgid(0, 0 [pid 300] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] mkdir("./644", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3624] write(1, "executing program\n", 18) = 18 [pid 3624] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3624] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 3624] <... mkdirat resumed>) = 0 [pid 3624] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3623] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3625 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3624] <... mount resumed>) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./662/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3624] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3624] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3624] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3624] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3624] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3626 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3626 attached [pid 3624] +++ exited with 0 +++ [pid 3623] <... openat resumed>) = 3 [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3623] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./662" [pid 3623] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3625 attached [pid 3625] set_robust_list(0x555557559760, 24) = 0 [pid 3625] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3623] close(3 [pid 300] mkdir("./663", 0777 [pid 3625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3625] chdir("./654" [pid 300] <... mkdir resumed>) = 0 [pid 3623] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3625] <... chdir resumed>) = 0 [pid 3623] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3625] <... prctl resumed>) = 0 [pid 3625] setpgid(0, 0) = 0 [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3625] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3627 [pid 3625] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3625] close(3 [pid 3623] <... symlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3625] <... close resumed>) = 0 [pid 3623] write(1, "executing program\n", 18 [pid 3625] symlink("/dev/binderfs", "./binderfs" [pid 3623] <... write resumed>) = 18 [pid 3626] set_robust_list(0x555557559760, 24 [pid 3625] <... symlink resumed>) = 0 [pid 3623] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 3625] write(1, "executing program\n", 18) = 18 executing program [pid 3625] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3625] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3626] <... set_robust_list resumed>) = 0 [pid 3625] <... mkdirat resumed>) = 0 [pid 3623] <... close_range resumed>) = 0 [pid 3625] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3625] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3623] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3625] <... openat resumed>) = 3 [pid 3625] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3623] <... mkdirat resumed>) = 0 [pid 3625] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3625] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3623] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3625] exit_group(0) = ? [pid 3623] <... mount resumed>) = 0 [pid 3626] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3627 attached , NULL, 8) = 0 [pid 3625] +++ exited with 0 +++ [pid 3623] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3623] <... openat resumed>) = 3 [pid 3626] chdir("./644" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3626] <... chdir resumed>) = 0 [pid 3623] write(3, "p:s/p ./file0:0", 15 [pid 3626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3623] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3626] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3623] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 3623] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3626] setpgid(0, 0 [pid 3623] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3626] <... setpgid resumed>) = 0 [pid 302] getdents64(3 [pid 3623] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3623] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3623] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./688/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./688/binderfs") = 0 [pid 302] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3623] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./688/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3626] <... openat resumed>) = 3 [pid 302] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./688/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3626] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(4 [pid 3626] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3627] set_robust_list(0x555557559760, 24 [pid 3626] close(3 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./688/tracing" [pid 3627] <... set_robust_list resumed>) = 0 [pid 3626] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./688" [pid 3627] rt_sigprocmask(SIG_SETMASK, [] [pid 3626] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./689", 0777) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3626] <... symlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3627] chdir("./663" [pid 3626] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3628 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3628 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 301] umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3627] <... chdir resumed>) = 0 [pid 3626] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3626] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 3627] <... prctl resumed>) = 0 [pid 3626] <... close_range resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 3626] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3626] <... mkdirat resumed>) = 0 [pid 3627] setpgid(0, 0 [pid 301] umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3627] <... setpgid resumed>) = 0 [pid 3626] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./670/binderfs" [pid 299] fstat(3 [pid 3626] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3626] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] unlink("./670/binderfs" [pid 299] getdents64(3 [pid 3626] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3626] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3626] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3626] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./654/binderfs" [pid 301] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3627] <... openat resumed>) = 3 [pid 3626] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./670/tracing" [pid 299] unlink("./654/binderfs" [pid 3627] write(3, "1000", 4 [pid 3626] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3627] <... write resumed>) = 4 [pid 3626] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./670/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3627] close(3 [pid 3626] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3627] <... close resumed>) = 0 [pid 3626] <... exit_group resumed>) = ? [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 3626] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./670/tracing" [pid 299] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3627] symlink("/dev/binderfs", "./binderfs" [pid 3628] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./654/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3627] <... symlink resumed>) = 0 [pid 301] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 3627] write(1, "executing program\n", 18 executing program [pid 301] rmdir("./670" [pid 299] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3628] <... set_robust_list resumed>) = 0 [pid 3627] <... write resumed>) = 18 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./671", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3628] rt_sigprocmask(SIG_SETMASK, [] [pid 3627] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./654/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3627] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3627] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3629 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3627] <... mkdirat resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3628] chdir("./689"ci2-android-5-10/strace-static-x86_64: Process 3629 attached ) = 0 [pid 3627] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3627] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 3628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3627] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3629] set_robust_list(0x555557559760, 24 [pid 299] close(4 [pid 3627] <... openat resumed>) = 3 [pid 3629] <... set_robust_list resumed>) = 0 [pid 3628] <... prctl resumed>) = 0 [pid 3627] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./654/tracing" [pid 3628] setpgid(0, 0 [pid 3627] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3629] rt_sigprocmask(SIG_SETMASK, [] [pid 3628] <... setpgid resumed>) = 0 [pid 3627] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3627] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3627] creat(NULL, 0732 [pid 3628] <... openat resumed>) = 3 [pid 3627] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 3629] chdir("./671" [pid 299] <... close resumed>) = 0 [pid 3628] write(3, "1000", 4 [pid 3627] exit_group(0 [pid 3629] <... chdir resumed>) = 0 [pid 3628] <... write resumed>) = 4 [pid 3627] <... exit_group resumed>) = ? [pid 299] rmdir("./654") = 0 [pid 3627] +++ exited with 0 +++ [pid 299] mkdir("./655", 0777 [pid 3628] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3628] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3628] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3628] <... symlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 3628] write(1, "executing program\n", 18 [pid 298] umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 298] openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3628] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3630 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3629] <... prctl resumed>) = 0 [pid 3628] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3628] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3628] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./644/binderfs" [pid 3628] <... mkdirat resumed>) = 0 [pid 3629] setpgid(0, 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3628] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3629] <... setpgid resumed>) = 0 [pid 298] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./644/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./644/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./644/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3628] <... mount resumed>) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3628] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 300] umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3628] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 3628] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] rmdir("./644/tracing"ci2-android-5-10/strace-static-x86_64: Process 3630 attached [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3628] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 3628] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 3628] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3628] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 3628] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./644" [pid 3628] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 3628] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./663/binderfs" [pid 298] mkdir("./645", 0777 [pid 3628] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./663/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3630] set_robust_list(0x555557559760, 24 [pid 3629] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3631 [pid 300] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3629] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3630] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3631 attached [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3629] <... write resumed>) = 4 [pid 300] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3630] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3629] close(3 [pid 300] newfstatat(AT_FDCWD, "./663/tracing" [pid 3631] set_robust_list(0x555557559760, 24 [pid 3629] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3630] chdir("./655" [pid 3629] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3630] <... chdir resumed>) = 0 [pid 3631] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3629] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./663/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3631] rt_sigprocmask(SIG_SETMASK, [] [pid 3630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3630] <... prctl resumed>) = 0 [pid 3629] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 3629] <... write resumed>) = 18 [pid 300] fstat(4 [pid 3630] setpgid(0, 0) = 0 [pid 3629] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3629] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 3630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3629] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 3629] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3629] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(4 [pid 3630] <... openat resumed>) = 3 [pid 302] umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3630] write(3, "1000", 4 [pid 3629] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./689/binderfs" [pid 300] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3630] <... write resumed>) = 4 [pid 3629] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./689/binderfs" [pid 300] rmdir("./663/tracing" [pid 3631] chdir("./645" [pid 3630] close(3 [pid 3629] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3630] <... close resumed>) = 0 [pid 3629] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./689/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3630] symlink("/dev/binderfs", "./binderfs" [pid 3629] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 3629] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./689/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 3630] <... symlink resumed>) = 0 [pid 3629] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 300] rmdir("./663" [pid 3630] write(1, "executing program\n", 18 [pid 3629] creat(NULL, 0732 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 3630] <... write resumed>) = 18 [pid 3629] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 300] mkdir("./664", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./689/tracing") = 0 [pid 302] getdents64(3 [pid 3629] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 executing program [pid 302] rmdir("./689" [pid 3630] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3629] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] mkdir("./690", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3629] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3630] <... close_range resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3632 attached [pid 3631] <... chdir resumed>) = 0 [pid 3630] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3632 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3630] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3633 attached [pid 3633] set_robust_list(0x555557559760, 24 [pid 3630] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3633 [pid 3633] <... set_robust_list resumed>) = 0 [pid 3633] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3630] <... mount resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3633] chdir("./664" [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3630] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3633] <... chdir resumed>) = 0 [pid 3633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3633] setpgid(0, 0) = 0 [pid 3633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] set_robust_list(0x555557559760, 24 [pid 3631] <... prctl resumed>) = 0 [pid 3630] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 3632] <... set_robust_list resumed>) = 0 [pid 3631] setpgid(0, 0 [pid 3630] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3630] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3632] rt_sigprocmask(SIG_SETMASK, [] [pid 3631] <... setpgid resumed>) = 0 [pid 3630] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./671/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3630] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] unlink("./671/binderfs" [pid 3632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3630] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3630] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3631] <... openat resumed>) = 3 [pid 3630] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./671/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./671/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3631] write(3, "1000", 4 [pid 3630] <... exit_group resumed>) = ? [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./671/tracing" [pid 3632] chdir("./690" [pid 3631] <... write resumed>) = 4 [pid 3630] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 3631] close(3 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3633] <... openat resumed>) = 3 [pid 3631] <... close resumed>) = 0 [pid 301] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3633] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 3633] <... write resumed>) = 4 [pid 3631] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./671" [pid 3633] close(3 [pid 3631] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3633] <... close resumed>) = 0 [pid 3632] <... chdir resumed>) = 0 [pid 301] mkdir("./672", 0777 [pid 3633] symlink("/dev/binderfs", "./binderfs" [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3631] write(1, "executing program\n", 18 [pid 301] <... mkdir resumed>) = 0 [pid 3633] <... symlink resumed>) = 0 [pid 3631] <... write resumed>) = 18 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3633] write(1, "executing program\n", 18 [pid 3632] <... prctl resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3633] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3633] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3632] setpgid(0, 0 [pid 3631] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHAREci2-android-5-10/strace-static-x86_64: Process 3634 attached [pid 3633] <... close_range resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3634 [pid 3633] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3632] <... setpgid resumed>) = 0 [pid 3631] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3634] set_robust_list(0x555557559760, 24 [pid 3633] <... mkdirat resumed>) = 0 [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3631] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3633] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3633] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3633] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3631] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3631] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3633] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3633] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3633] exit_group(0 [pid 3631] <... mount resumed>) = 0 [pid 3633] <... exit_group resumed>) = ? [pid 299] umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3631] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... set_robust_list resumed>) = 0 [pid 3633] +++ exited with 0 +++ [pid 3632] <... openat resumed>) = 3 [pid 3631] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3634] rt_sigprocmask(SIG_SETMASK, [] [pid 3632] write(3, "1000", 4 [pid 3631] write(3, "p:s/p ./file0:0", 15 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 3 [pid 3634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3631] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3631] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 3631] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3631] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3631] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 3631] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3631] <... exit_group resumed>) = ? [pid 299] umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3631] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./655/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./655/binderfs" [pid 300] umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3632] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3632] close(3 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = 0 [pid 3632] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3632] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./655/tracing" [pid 300] umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./664/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./655/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3632] <... symlink resumed>) = 0 [pid 300] unlink("./664/binderfs" [pid 299] <... openat resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3632] write(1, "executing program\n", 18 [pid 300] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3632] <... write resumed>) = 18 [pid 300] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3632] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 executing program [pid 3632] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./664/tracing" [pid 299] getdents64(4 [pid 298] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3632] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./664/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./655/tracing" [pid 3632] <... mkdirat resumed>) = 0 [pid 298] umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./645/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./645/binderfs" [pid 3632] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3634] chdir("./672" [pid 3632] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3632] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 299] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3632] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] rmdir("./655" [pid 298] newfstatat(AT_FDCWD, "./645/tracing" [pid 3632] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] rmdir("./664/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./656", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./645/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./645/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3632] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3632] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 298] fstat(4 [pid 300] rmdir("./664" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3632] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3635 attached [pid 3635] set_robust_list(0x555557559760, 24) = 0 [pid 3635] rt_sigprocmask(SIG_SETMASK, [] [pid 3632] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3635 [pid 298] getdents64(4 [pid 3632] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./665", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3635] chdir("./656") = 0 [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3632] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3632] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4 [pid 3635] setpgid(0, 0) = 0 [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3636 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./645/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3635] write(3, "1000", 4) = 4 [pid 3635] close(3) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3635] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 3635] <... symlink resumed>) = 0 [pid 3632] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 3635] write(1, "executing program\n", 18 [pid 298] rmdir("./645" [pid 3635] <... write resumed>) = 18 [pid 3635] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3635] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3634] <... chdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3635] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./646", 0777 [pid 3635] <... mount resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3635] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3635] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3635] write(3, "p:s/p ./file0:0", 15 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3635] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3635] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3635] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3635] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3637 [pid 3635] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3637 attached [pid 3634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3634] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3634] setpgid(0, 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3634] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3637] set_robust_list(0x555557559760, 24 [pid 3635] +++ exited with 0 +++ [pid 3634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./690/binderfs" [pid 3634] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./690/binderfs" [pid 3637] <... set_robust_list resumed>) = 0 [pid 3634] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3634] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./690/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3634] close(3 [pid 302] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3637] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./690/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3634] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3636 attached [pid 302] close(4 [pid 3636] set_robust_list(0x555557559760, 24 [pid 302] <... close resumed>) = 0 [pid 3636] <... set_robust_list resumed>) = 0 [pid 302] rmdir("./690/tracing" [pid 3637] chdir("./646" [pid 3636] rt_sigprocmask(SIG_SETMASK, [] [pid 3634] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 3636] chdir("./665" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3636] <... chdir resumed>) = 0 [pid 3634] write(1, "executing program\n", 18 [pid 302] close(3 [pid 3637] <... chdir resumed>) = 0 [pid 3636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 3636] <... prctl resumed>) = 0 executing program [pid 302] rmdir("./690" [pid 3637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3636] setpgid(0, 0 [pid 3634] <... write resumed>) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 3636] <... setpgid resumed>) = 0 [pid 3634] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] mkdir("./691", 0777 [pid 3637] <... prctl resumed>) = 0 [pid 3636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3634] <... close_range resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3636] <... openat resumed>) = 3 [pid 3634] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3637] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3636] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3636] <... write resumed>) = 4 [pid 3634] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3637] <... setpgid resumed>) = 0 [pid 3636] close(3 [pid 3634] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 3638 attached [pid 3636] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3638 [pid 3636] symlink("/dev/binderfs", "./binderfs" [pid 3634] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3636] <... symlink resumed>) = 0 [pid 3634] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3636] write(1, "executing program\n", 18 [pid 3634] <... openat resumed>) = 3 [pid 3636] <... write resumed>) = 18 [pid 3634] write(3, "p:s/p ./file0:0", 15 [pid 299] <... restart_syscall resumed>) = 0 [pid 3636] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3634] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3637] <... openat resumed>) = 3 executing program [pid 3634] openat(AT_FDCWD, NULL, O_WRONLY [pid 3637] write(3, "1000", 4 [pid 3634] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3637] <... write resumed>) = 4 [pid 299] umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3634] creat(NULL, 0732 [pid 3637] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3636] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3634] exit_group(0 [pid 299] <... openat resumed>) = 3 [pid 3637] <... close resumed>) = 0 [pid 3634] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 3638] set_robust_list(0x555557559760, 24 [pid 3636] <... mkdirat resumed>) = 0 [pid 3636] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3636] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3634] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3637] symlink("/dev/binderfs", "./binderfs" [pid 3636] <... openat resumed>) = 3 [pid 3636] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 3637] <... symlink resumed>) = 0 [pid 3636] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3637] write(1, "executing program\n", 18 [pid 3636] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3637] <... write resumed>) = 18 [pid 3636] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3636] creat(NULL, 0732 [pid 3637] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3637] <... close_range resumed>) = 0 [pid 3636] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./656/binderfs" [pid 3636] exit_group(0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3637] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./656/binderfs" [pid 3636] <... exit_group resumed>) = ? [pid 3637] <... mkdirat resumed>) = 0 [pid 3636] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3637] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3637] <... mount resumed>) = 0 [pid 299] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3637] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./656/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3637] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./656/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3637] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3637] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 3637] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3638] <... set_robust_list resumed>) = 0 [pid 3637] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3637] creat(NULL, 0732 [pid 299] close(4 [pid 3637] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./656/tracing" [pid 3637] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 3637] <... exit_group resumed>) = ? [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./656") = 0 [pid 299] mkdir("./657", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3637] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3639 ci2-android-5-10/strace-static-x86_64: Process 3639 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3639] set_robust_list(0x555557559760, 24) = 0 [pid 3639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] rt_sigprocmask(SIG_SETMASK, [] [pid 3639] chdir("./657") = 0 [pid 3638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3639] setpgid(0, 0) = 0 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3638] chdir("./691") = 0 [pid 3639] <... openat resumed>) = 3 [pid 3639] write(3, "1000", 4) = 4 [pid 3639] close(3) = 0 [pid 3639] symlink("/dev/binderfs", "./binderfs" [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3639] <... symlink resumed>) = 0 [pid 3638] setpgid(0, 0 [pid 3639] write(1, "executing program\n", 18) = 18 executing program [pid 3639] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3639] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3638] <... setpgid resumed>) = 0 [pid 3639] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3639] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3639] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3639] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3639] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3639] exit_group(0) = ? [pid 3638] <... openat resumed>) = 3 [pid 3638] write(3, "1000", 4) = 4 [pid 3639] +++ exited with 0 +++ [pid 3638] close(3) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3638] symlink("/dev/binderfs", "./binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3638] <... symlink resumed>) = 0 [pid 3638] write(1, "executing program\n", 18) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 3638] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3638] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./672/binderfs" [pid 3638] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./672/binderfs" [pid 300] <... openat resumed>) = 3 [pid 3638] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... unlink resumed>) = 0 [pid 300] fstat(3 [pid 301] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = 0 [pid 3638] <... mount resumed>) = 0 [pid 301] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./672/tracing" [pid 300] newfstatat(AT_FDCWD, "./665/binderfs" [pid 3638] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./665/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./672/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3638] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3638] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3638] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./665/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3638] exit_group(0 [pid 301] close(4 [pid 300] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./672/tracing" [pid 300] openat(AT_FDCWD, "./665/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 301] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./672" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] mkdir("./673", 0777 [pid 300] getdents64(4 [pid 298] umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./646/binderfs" [pid 300] close(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./665/tracing" [pid 298] unlink("./646/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3640 ci2-android-5-10/strace-static-x86_64: Process 3640 attached [pid 3640] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3640] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 298] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3638] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./665" [pid 298] newfstatat(AT_FDCWD, "./646/tracing" [pid 3640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3640] chdir("./673") = 0 [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./666", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3640] <... prctl resumed>) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 3640] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./646/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3640] write(3, "1000", 4) = 4 [pid 3640] close(3) = 0 [pid 3640] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./646/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3641 [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 3640] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3640] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 299] umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3640] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./657/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 299] unlink("./657/binderfs" [pid 298] <... close resumed>) = 0 [pid 3640] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 298] rmdir("./646/tracing" [pid 299] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3640] <... close_range resumed>) = 0 [pid 3640] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 299] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3640] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 299] newfstatat(AT_FDCWD, "./657/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 299] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./646" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3640] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] openat(AT_FDCWD, "./657/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3640] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 298] mkdir("./647", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3640] <... openat resumed>) = 3 [pid 3640] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3640] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3640] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3640] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3642 attached [pid 3640] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 302] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3642 ci2-android-5-10/strace-static-x86_64: Process 3641 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./657/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3641] set_robust_list(0x555557559760, 24) = 0 [pid 3641] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./691/binderfs" [pid 299] getdents64(3 [pid 3641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] unlink("./691/binderfs" [pid 299] close(3 [pid 3641] chdir("./666") = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./657" [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./691/tracing" [pid 299] mkdir("./658", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./691/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4 [pid 3641] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3641] setpgid(0, 0 [pid 302] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3641] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./691/tracing" [pid 3641] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 3642] set_robust_list(0x555557559760, 24 [pid 3641] write(3, "1000", 4 [pid 302] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3643 [pid 3641] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3641] close(3 [pid 302] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3641] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3641] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./691" [pid 3642] <... set_robust_list resumed>) = 0 [pid 3641] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3641] write(1, "executing program\n", 18 [pid 302] mkdir("./692", 0777 [pid 3642] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3641] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 3641] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3641] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3641] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3644 attached [pid 3642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3641] <... mkdirat resumed>) = 0 [pid 3641] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3644 [pid 3644] set_robust_list(0x555557559760, 24 [pid 3642] chdir("./647" [pid 3641] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3641] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3641] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3643 attached [pid 3642] <... chdir resumed>) = 0 [pid 3641] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3641] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3644] <... set_robust_list resumed>) = 0 [pid 3642] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3641] openat(AT_FDCWD, NULL, O_WRONLY [pid 3642] setpgid(0, 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3642] <... setpgid resumed>) = 0 [pid 301] getdents64(3 [pid 3641] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3641] creat(NULL, 0732 [pid 301] umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3641] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./673/binderfs" [pid 3641] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3642] <... openat resumed>) = 3 [pid 301] unlink("./673/binderfs" [pid 3641] <... exit_group resumed>) = ? [pid 3644] rt_sigprocmask(SIG_SETMASK, [] [pid 3642] write(3, "1000", 4 [pid 3641] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3642] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3643] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = 0 [pid 3642] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3643] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3642] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./673/tracing" [pid 3643] rt_sigprocmask(SIG_SETMASK, [] [pid 3642] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3643] chdir("./658" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3643] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./673/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3642] <... symlink resumed>) = 0 [pid 3643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3642] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 4 [pid 3643] <... prctl resumed>) = 0 [pid 3642] <... write resumed>) = 18 executing program [pid 301] fstat(4 [pid 3643] setpgid(0, 0 [pid 3642] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 3642] <... close_range resumed>) = 0 [pid 3643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3642] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 3643] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3643] write(3, "1000", 4 [pid 301] close(4 [pid 3643] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 3642] <... mkdirat resumed>) = 0 [pid 3643] close(3 [pid 3642] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rmdir("./673/tracing" [pid 3643] <... close resumed>) = 0 [pid 3643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3643] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3642] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3642] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(3 [pid 3643] <... write resumed>) = 18 [pid 3643] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 3643] <... close_range resumed>) = 0 [pid 3642] <... openat resumed>) = 3 [pid 301] rmdir("./673" executing program [pid 3643] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3642] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./674", 0777 [pid 3643] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3643] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3642] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3642] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3643] <... openat resumed>) = 3 [pid 3643] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3643] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3643] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3643] exit_group(0 [pid 3642] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3643] <... exit_group resumed>) = ? [pid 3642] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3645 [pid 3644] chdir("./692") = 0 [pid 3643] +++ exited with 0 +++ [pid 3642] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3642] exit_group(0 [pid 3644] <... prctl resumed>) = 0 [pid 3642] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3645 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3645] set_robust_list(0x555557559760, 24) = 0 [pid 3645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3645] chdir("./674" [pid 3644] setpgid(0, 0 [pid 3642] +++ exited with 0 +++ [pid 3645] <... chdir resumed>) = 0 [pid 3644] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3645] <... prctl resumed>) = 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3645] setpgid(0, 0) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3644] <... openat resumed>) = 3 [pid 3645] write(3, "1000", 4) = 4 [pid 3645] close(3) = 0 [pid 3644] write(3, "1000", 4 [pid 3645] symlink("/dev/binderfs", "./binderfs" [pid 3644] <... write resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 3645] <... symlink resumed>) = 0 [pid 3644] close(3 [pid 3645] write(1, "executing program\n", 18) = 18 executing program [pid 3644] <... close resumed>) = 0 [pid 299] umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3645] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3644] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... close_range resumed>) = 0 [pid 299] openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3645] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(3 [pid 3644] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3645] <... mkdirat resumed>) = 0 [pid 3644] write(1, "executing program\n", 18 [pid 299] getdents64(3 executing program [pid 3645] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3644] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3644] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3644] <... close_range resumed>) = 0 [pid 3645] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./658/binderfs" [pid 3644] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3645] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3645] write(3, "p:s/p ./file0:0", 15 [pid 3644] <... mkdirat resumed>) = 0 [pid 299] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3644] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] newfstatat(AT_FDCWD, "./658/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3645] openat(AT_FDCWD, NULL, O_WRONLY [pid 3644] <... mount resumed>) = 0 [pid 299] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3645] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3644] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./658/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3645] creat(NULL, 0732 [pid 3644] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 3 [pid 3644] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(4 [pid 3645] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 3645] exit_group(0 [pid 3644] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 3645] <... exit_group resumed>) = ? [pid 3644] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3644] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 3644] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3644] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./666/binderfs" [pid 299] rmdir("./658/tracing" [pid 3644] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3644] <... exit_group resumed>) = ? [pid 3645] +++ exited with 0 +++ [pid 300] unlink("./666/binderfs" [pid 299] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] rmdir("./658" [pid 3644] +++ exited with 0 +++ [pid 300] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./659", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./666/tracing" [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3646 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./666/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3646 attached [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./666/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 300] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 300] rmdir("./666" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./647/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./647/binderfs" [pid 300] mkdir("./667", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./647/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./647/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./647/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3647 [pid 298] <... openat resumed>) = 4 [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3646] set_robust_list(0x555557559760, 24 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3647 attached [pid 3646] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./674/binderfs" [pid 298] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] unlink("./674/binderfs" [pid 298] rmdir("./647/tracing" [pid 301] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./647" [pid 3646] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./648", 0777 [pid 3646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./674/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3646] chdir("./659" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3648 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./674/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3648 [pid 301] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 302] openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 302] newfstatat(AT_FDCWD, "./692/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 302] unlink("./692/binderfs") = 0 [pid 301] rmdir("./674/tracing" [pid 302] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3647] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 3647] <... set_robust_list resumed>) = 0 [pid 302] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 3648] set_robust_list(0x555557559760, 24 [pid 3647] rt_sigprocmask(SIG_SETMASK, [] [pid 3646] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./692/tracing" [pid 301] getdents64(3 [pid 3647] chdir("./667" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3647] <... chdir resumed>) = 0 [pid 3646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 3647] <... prctl resumed>) = 0 [pid 3646] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./692/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3647] setpgid(0, 0 [pid 3646] setpgid(0, 0 [pid 3648] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 3647] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 301] rmdir("./674" [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3646] <... setpgid resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3647] <... openat resumed>) = 3 [pid 3646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 3647] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3647] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 301] mkdir("./675", 0777 [pid 3647] close(3 [pid 3646] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3647] <... close resumed>) = 0 [pid 302] close(4 [pid 3647] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 3648] rt_sigprocmask(SIG_SETMASK, [] [pid 3647] <... symlink resumed>) = 0 [pid 3646] write(3, "1000", 4 [pid 302] rmdir("./692/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 3648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3647] write(1, "executing program\n", 18 [pid 3646] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 3647] <... write resumed>) = 18 [pid 3646] close(3 [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3647] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3647] <... close_range resumed>) = 0 [pid 3646] <... close resumed>) = 0 [pid 302] close(3 [pid 3647] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 3648] chdir("./648" [pid 3647] <... mkdirat resumed>) = 0 [pid 3646] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./692" [pid 3648] <... chdir resumed>) = 0 [pid 3647] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3646] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3649 [pid 3648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3647] <... mount resumed>) = 0 [pid 3646] write(1, "executing program\n", 18 executing program [pid 302] mkdir("./693", 0777 [pid 3648] <... prctl resumed>) = 0 [pid 3647] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3646] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3647] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3647] write(3, "p:s/p ./file0:0", 15 [pid 3646] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3648] setpgid(0, 0 [pid 3647] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3646] <... close_range resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3648] <... setpgid resumed>) = 0 [pid 3647] openat(AT_FDCWD, NULL, O_WRONLY [pid 3646] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3647] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3650 [pid 3647] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3647] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3646] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3647] exit_group(0 [pid 3646] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3647] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3650 attached [pid 3648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3647] +++ exited with 0 +++ [pid 3646] <... mount resumed>) = 0 [pid 3646] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3649 attached [pid 3646] <... openat resumed>) = 3 [pid 3646] write(3, "p:s/p ./file0:0", 15 [pid 3648] <... openat resumed>) = 3 [pid 3649] set_robust_list(0x555557559760, 24 [pid 3646] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3648] write(3, "1000", 4 [pid 3649] <... set_robust_list resumed>) = 0 [pid 3648] <... write resumed>) = 4 [pid 3646] openat(AT_FDCWD, NULL, O_WRONLY [pid 3649] rt_sigprocmask(SIG_SETMASK, [] [pid 3648] close(3 [pid 3646] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3650] set_robust_list(0x555557559760, 24 [pid 3646] creat(NULL, 0732 [pid 3648] <... close resumed>) = 0 [pid 3649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3648] symlink("/dev/binderfs", "./binderfs" [pid 3646] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3649] chdir("./675" [pid 3646] exit_group(0 [pid 3649] <... chdir resumed>) = 0 [pid 3646] <... exit_group resumed>) = ? [pid 3649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3649] setpgid(0, 0) = 0 [pid 3649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3648] <... symlink resumed>) = 0 [pid 3646] +++ exited with 0 +++ [pid 3649] write(3, "1000", 4 [pid 3648] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3649] <... write resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3648] <... write resumed>) = 18 executing program [pid 3649] close(3) = 0 [pid 3649] symlink("/dev/binderfs", "./binderfs" [pid 3648] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3650] <... set_robust_list resumed>) = 0 [pid 3648] <... close_range resumed>) = 0 [pid 3650] rt_sigprocmask(SIG_SETMASK, [] [pid 3649] <... symlink resumed>) = 0 [pid 3648] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3649] write(1, "executing program\n", 18) = 18 [pid 3649] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3649] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3649] <... mkdirat resumed>) = 0 [pid 3648] <... mkdirat resumed>) = 0 [pid 3649] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3648] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3649] <... mount resumed>) = 0 [pid 3648] <... mount resumed>) = 0 [pid 3650] chdir("./693" [pid 3648] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3649] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3649] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3648] <... openat resumed>) = 3 [pid 3650] <... chdir resumed>) = 0 [pid 3649] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3649] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3649] exit_group(0) = ? [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3649] +++ exited with 0 +++ [pid 3648] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3648] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3650] <... prctl resumed>) = 0 [pid 3648] openat(AT_FDCWD, NULL, O_WRONLY [pid 3650] setpgid(0, 0 [pid 3648] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3650] <... setpgid resumed>) = 0 [pid 3648] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3648] exit_group(0) = ? [pid 3650] <... openat resumed>) = 3 [pid 3648] +++ exited with 0 +++ [pid 3650] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 3650] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3650] close(3 [pid 299] umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3650] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3650] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3650] <... symlink resumed>) = 0 [pid 299] umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3650] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./659/binderfs" [pid 3650] <... write resumed>) = 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3650] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] unlink("./659/binderfs" [pid 3650] <... close_range resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3650] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./659/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./659/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./659/tracing" [pid 3650] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3650] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 3650] <... mount resumed>) = 0 [pid 301] umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3650] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./659" [pid 3650] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 3650] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 299] mkdir("./660", 0777 [pid 3650] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 299] <... mkdir resumed>) = 0 [pid 3650] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3650] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3650] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3651 [pid 3650] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3650] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./675/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3650] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./675/binderfs" [pid 3650] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... unlink resumed>) = 0 [pid 300] fstat(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3651 attached [pid 301] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./675/tracing" [pid 300] umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 301] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./667/binderfs" [pid 298] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./675/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./667/binderfs" [pid 298] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(4 [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./648/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 300] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./648/binderfs" [pid 3651] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 301] close(4 [pid 300] newfstatat(AT_FDCWD, "./667/tracing" [pid 298] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3651] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./675/tracing" [pid 300] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./648/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] openat(AT_FDCWD, "./667/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./648/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./648/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] rmdir("./675" [pid 300] getdents64(4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./676", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(4) = 0 [pid 298] rmdir("./648/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./648" [pid 300] rmdir("./667/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3651] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3652 [pid 298] mkdir("./649", 0777 [pid 3651] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3651] chdir("./660" [pid 300] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3651] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3653 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3652 attached ci2-android-5-10/strace-static-x86_64: Process 3653 attached [pid 3651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./667" [pid 3652] set_robust_list(0x555557559760, 24) = 0 [pid 3652] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3652] chdir("./676" [pid 3651] <... prctl resumed>) = 0 [pid 300] mkdir("./668", 0777 [pid 3652] <... chdir resumed>) = 0 [pid 3652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3652] setpgid(0, 0) = 0 [pid 3652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 3653] set_robust_list(0x555557559760, 24 [pid 3652] <... openat resumed>) = 3 [pid 3651] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3652] write(3, "1000", 4) = 4 [pid 3652] close(3) = 0 [pid 3652] symlink("/dev/binderfs", "./binderfs" [pid 3653] <... set_robust_list resumed>) = 0 [pid 3652] <... symlink resumed>) = 0 [pid 3651] <... setpgid resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3652] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3652] <... write resumed>) = 18 [pid 3652] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3652] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3654 [pid 3652] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3651] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3651] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3652] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3651] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 3652] <... openat resumed>) = 3 [pid 3651] close(3 [pid 3653] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 3651] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3651] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3652] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3652] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3651] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3652] openat(AT_FDCWD, NULL, O_WRONLY [pid 3651] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./693/binderfs" [pid 3652] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3651] <... write resumed>) = 18 [pid 302] unlink("./693/binderfs" [pid 3652] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3652] exit_group(0 [pid 3651] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... unlink resumed>) = 0 [pid 3652] <... exit_group resumed>) = ? [pid 3651] <... close_range resumed>) = 0 executing program [pid 302] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3652] +++ exited with 0 +++ [pid 3651] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./693/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3654 attached [pid 302] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3654] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3654] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./693/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3651] <... mkdirat resumed>) = 0 [pid 3654] rt_sigprocmask(SIG_SETMASK, [] [pid 3651] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 4 [pid 3654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 3654] chdir("./668" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3651] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 3654] <... chdir resumed>) = 0 [pid 3651] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 3654] <... prctl resumed>) = 0 [pid 3651] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3654] setpgid(0, 0 [pid 3651] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4 [pid 3654] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3651] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./693/tracing" [pid 3654] <... openat resumed>) = 3 [pid 3654] write(3, "1000", 4) = 4 [pid 3651] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 3654] close(3 [pid 302] getdents64(3 [pid 3651] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3651] creat(NULL, 0732 [pid 302] close(3 [pid 3654] <... close resumed>) = 0 [pid 3651] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 3654] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./693" [pid 3651] exit_group(0 [pid 3654] <... symlink resumed>) = 0 [pid 3654] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 3651] <... exit_group resumed>) = ? [pid 302] mkdir("./694", 0777 [pid 3654] <... write resumed>) = 18 [pid 3654] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3654] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 3654] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3651] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3654] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3654] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3655 [pid 3654] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3654] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3654] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3654] creat(NULL, 0732 [pid 3653] chdir("./649" [pid 3654] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3654] exit_group(0 [pid 3653] <... chdir resumed>) = 0 [pid 3654] <... exit_group resumed>) = ? [pid 3654] +++ exited with 0 +++ [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3655 attached [pid 301] umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3655] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3653] <... prctl resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./676/binderfs" [pid 3655] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./676/binderfs" [pid 3655] chdir("./694") = 0 [pid 3653] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 3655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3653] <... setpgid resumed>) = 0 [pid 301] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3655] <... prctl resumed>) = 0 [pid 3655] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3655] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./676/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3653] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3653] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./676/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3653] <... write resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3653] close(3 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3653] <... close resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3653] symlink("/dev/binderfs", "./binderfs" [pid 301] close(4 [pid 3655] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3655] write(3, "1000", 4 [pid 301] rmdir("./676/tracing" [pid 3655] <... write resumed>) = 4 [pid 3655] close(3) = 0 [pid 3655] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 3655] <... symlink resumed>) = 0 [pid 3653] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 3655] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3653] write(1, "executing program\n", 18 [pid 301] close(3 [pid 3653] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 3655] <... write resumed>) = 18 [pid 301] rmdir("./676" [pid 3653] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3655] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 3655] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3653] <... close_range resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./677", 0777 [pid 300] openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3653] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 299] openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3653] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./660/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3656 [pid 3653] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] unlink("./660/binderfs" [pid 3653] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3653] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3656 attached [pid 3653] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./668/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./660/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3653] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./668/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./660/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... unlink resumed>) = 0 [pid 299] fstat(4 [pid 3653] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3653] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3656] set_robust_list(0x555557559760, 24 [pid 3655] <... mkdirat resumed>) = 0 [pid 3653] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3653] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3655] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./668/tracing" [pid 299] close(4 [pid 3655] <... mount resumed>) = 0 [pid 3656] <... set_robust_list resumed>) = 0 [pid 3653] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 3655] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./660/tracing" [pid 3656] rt_sigprocmask(SIG_SETMASK, [] [pid 3655] <... openat resumed>) = 3 [pid 3653] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 3655] write(3, "p:s/p ./file0:0", 15 [pid 3653] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./668/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 3655] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3655] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 299] close(3 [pid 3655] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 3655] creat(NULL, 0732 [pid 3653] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 299] rmdir("./660" [pid 3656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3655] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rmdir resumed>) = 0 [pid 3655] exit_group(0 [pid 300] getdents64(4 [pid 299] mkdir("./661", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3656] chdir("./677" [pid 3655] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3656] <... chdir resumed>) = 0 [pid 3655] +++ exited with 0 +++ [pid 300] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./668/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3657 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3656] <... prctl resumed>) = 0 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3656] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3656] <... setpgid resumed>) = 0 [pid 300] rmdir("./668" [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./694/binderfs" [pid 3656] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./669", 0777 [pid 298] getdents64(3 [pid 3656] write(3, "1000", 4 [pid 302] unlink("./694/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3656] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./649/binderfs" [pid 302] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] unlink("./649/binderfs" [pid 3656] close(3 [pid 302] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./694/tracing" [pid 298] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3656] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3658 [pid 302] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3656] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./694/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./649/tracing"ci2-android-5-10/strace-static-x86_64: Process 3658 attached [pid 3658] set_robust_list(0x555557559760, 24 [pid 3656] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3656] write(1, "executing program\n", 18 [pid 302] fstat(4 [pid 298] umount2("./649/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3656] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3656] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 298] openat(AT_FDCWD, "./649/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3656] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 3658] <... set_robust_list resumed>) = 0 executing program [pid 3656] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] fstat(4 [pid 302] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3658] chdir("./669" [pid 3656] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 3656] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3658] <... chdir resumed>) = 0 [pid 3658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3656] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3656] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./694/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3658] <... prctl resumed>) = 0 [pid 3658] setpgid(0, 0) = 0 [pid 3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3656] <... openat resumed>) = 3 [pid 3658] <... openat resumed>) = 3 [pid 3656] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 3656] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./649/tracing" [pid 3656] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(3 [pid 3658] write(3, "1000", 4) = 4 [pid 3658] close(3) = 0 [pid 3658] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3656] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./694" [pid 298] getdents64(3 [pid 3658] <... symlink resumed>) = 0 [pid 3656] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./695", 0777 [pid 298] close(3 [pid 3656] <... creat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3657 attached [pid 3658] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3658] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3658] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3656] exit_group(0 [pid 298] rmdir("./649" [pid 3658] <... close_range resumed>) = 0 [pid 3656] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3658] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3658] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] mkdir("./650", 0777 [pid 3658] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3658] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3656] +++ exited with 0 +++ [pid 3658] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3658] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3658] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3659 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3658] <... exit_group resumed>) = ? [pid 3658] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3659 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3660 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3659] set_robust_list(0x555557559760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3659] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3660 attached [pid 3659] rt_sigprocmask(SIG_SETMASK, [] [pid 3657] set_robust_list(0x555557559760, 24 [pid 3659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3659] chdir("./695" [pid 3657] <... set_robust_list resumed>) = 0 [pid 3660] set_robust_list(0x555557559760, 24 [pid 3659] <... chdir resumed>) = 0 [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3659] setpgid(0, 0) = 0 [pid 3660] <... set_robust_list resumed>) = 0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3657] rt_sigprocmask(SIG_SETMASK, [] [pid 3659] <... openat resumed>) = 3 [pid 3657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3660] rt_sigprocmask(SIG_SETMASK, [] [pid 3659] write(3, "1000", 4) = 4 [pid 3659] close(3) = 0 [pid 3659] symlink("/dev/binderfs", "./binderfs" [pid 3660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3657] chdir("./661" [pid 3659] <... symlink resumed>) = 0 [pid 3659] write(1, "executing program\n", 18) = 18 [pid 3659] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3659] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3660] chdir("./650" [pid 3657] <... chdir resumed>) = 0 [pid 3659] <... mkdirat resumed>) = 0 [pid 3660] <... chdir resumed>) = 0 [pid 3659] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3657] <... prctl resumed>) = 0 [pid 3660] write(3, "1000", 4) = 4 [pid 3660] close(3) = 0 [pid 3660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3657] setpgid(0, 0 [pid 3659] <... mount resumed>) = 0 [pid 3660] write(1, "executing program\n", 18) = 18 [pid 3660] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3660] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3659] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3657] <... setpgid resumed>) = 0 [pid 3660] <... mkdirat resumed>) = 0 [pid 3660] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3657] write(3, "1000", 4) = 4 [pid 3657] close(3) = 0 [pid 3657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3660] <... mount resumed>) = 0 [pid 3657] write(1, "executing program\n", 18) = 18 [pid 3657] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3657] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3660] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3659] <... openat resumed>) = 3 [pid 3659] write(3, "p:s/p ./file0:0", 15 [pid 3657] <... mkdirat resumed>) = 0 [pid 3660] <... openat resumed>) = 3 [pid 3657] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3659] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3659] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3659] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3659] exit_group(0) = ? [pid 3660] write(3, "p:s/p ./file0:0", 15 [pid 3657] <... mount resumed>) = 0 [pid 3659] +++ exited with 0 +++ [pid 3660] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3657] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3660] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3660] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3660] exit_group(0) = ? [pid 3660] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3657] <... openat resumed>) = 3 [pid 3657] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3657] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3657] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3657] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3657] <... exit_group resumed>) = ? [pid 301] umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./677/binderfs" [pid 300] newfstatat(AT_FDCWD, "./669/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./677/binderfs" [pid 3657] +++ exited with 0 +++ [pid 300] unlink("./669/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./677/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./677/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./669/tracing" [pid 302] umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 300] openat(AT_FDCWD, "./669/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 300] fstat(4 [pid 298] umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./677/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./695/binderfs" [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] unlink("./695/binderfs" [pid 301] close(3 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./677" [pid 302] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 302] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./678", 0777 [pid 300] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./669/tracing" [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./695/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3661 [pid 300] getdents64(3 [pid 302] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./695/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./650/binderfs" [pid 302] fstat(4 [pid 300] rmdir("./669" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3661 attached [pid 3661] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./650/binderfs" [pid 302] getdents64(4 [pid 300] mkdir("./670", 0777 [pid 298] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3661] chdir("./678" [pid 300] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 3661] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./695/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3661] setpgid(0, 0) = 0 [pid 3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3661] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3662 [pid 298] newfstatat(AT_FDCWD, "./650/tracing" [pid 302] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3661] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 298] umount2("./650/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./695" [pid 298] openat(AT_FDCWD, "./650/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3661] <... close resumed>) = 0 [pid 3661] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] mkdir("./696", 0777 [pid 298] fstat(4 [pid 3661] <... symlink resumed>) = 0 [pid 3661] write(1, "executing program\n", 18) = 18 [pid 3661] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 302] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3661] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3661] <... mkdirat resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3663 [pid 298] close(4 [pid 3661] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./650/tracing" [pid 3661] <... mount resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3661] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(3 [pid 3661] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3661] write(3, "p:s/p ./file0:0", 15 [pid 298] close(3 [pid 3661] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3663 attached [pid 298] rmdir("./650" [pid 299] umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 299] umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./651", 0777 [pid 299] newfstatat(AT_FDCWD, "./661/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./661/binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./661/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./661/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3664 [pid 3663] set_robust_list(0x555557559760, 24 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3664 attached [pid 3663] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(4) = 0 [pid 299] rmdir("./661/tracing" [pid 3664] set_robust_list(0x555557559760, 24 [pid 3663] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./661" [pid 3664] <... set_robust_list resumed>) = 0 [pid 3663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./662", 0777 [pid 3664] rt_sigprocmask(SIG_SETMASK, [] [pid 3663] chdir("./696" [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3661] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3665 attached [pid 3664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3663] <... chdir resumed>) = 0 [pid 3661] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3661] creat(NULL, 0732 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3665 [pid 3661] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3661] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3661] <... exit_group resumed>) = ? [pid 3665] set_robust_list(0x555557559760, 24 [pid 3664] chdir("./651" [pid 3663] <... prctl resumed>) = 0 [pid 3661] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3662 attached [pid 3662] set_robust_list(0x555557559760, 24) = 0 [pid 3663] setpgid(0, 0 [pid 3662] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3665] <... set_robust_list resumed>) = 0 [pid 3664] <... chdir resumed>) = 0 [pid 3663] <... setpgid resumed>) = 0 [pid 3662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3662] chdir("./670") = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 3662] <... openat resumed>) = 3 [pid 3662] write(3, "1000", 4 [pid 3663] <... openat resumed>) = 3 [pid 3665] rt_sigprocmask(SIG_SETMASK, [] [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3663] write(3, "1000", 4 [pid 301] umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3662] <... write resumed>) = 4 [pid 3662] close(3 [pid 3663] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3662] <... close resumed>) = 0 [pid 3662] symlink("/dev/binderfs", "./binderfs" [pid 3664] <... prctl resumed>) = 0 [pid 3663] close(3 [pid 3662] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3665] chdir("./662" [pid 301] <... openat resumed>) = 3 [pid 3663] <... close resumed>) = 0 [pid 3665] <... chdir resumed>) = 0 [pid 3665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3665] setpgid(0, 0) = 0 [pid 3663] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3662] write(1, "executing program\n", 18 [pid 3663] <... symlink resumed>) = 0 executing program executing program [pid 301] getdents64(3 [pid 3662] <... write resumed>) = 18 [pid 3662] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3663] write(1, "executing program\n", 18 [pid 301] umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3665] <... openat resumed>) = 3 [pid 3663] <... write resumed>) = 18 [pid 3662] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3665] write(3, "1000", 4 [pid 3663] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3662] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./678/binderfs" [pid 3664] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3663] <... close_range resumed>) = 0 [pid 301] unlink("./678/binderfs" [pid 3665] <... write resumed>) = 4 [pid 3664] <... setpgid resumed>) = 0 [pid 3663] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3662] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3665] close(3 [pid 3662] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3665] <... close resumed>) = 0 [pid 3663] <... mkdirat resumed>) = 0 [pid 3662] <... mount resumed>) = 0 [pid 301] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3663] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3665] symlink("/dev/binderfs", "./binderfs" [pid 3662] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = 0 executing program [pid 3665] <... symlink resumed>) = 0 [pid 3663] <... mount resumed>) = 0 [pid 3662] <... openat resumed>) = 3 [pid 301] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3663] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3665] write(1, "executing program\n", 18 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3662] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3663] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./678/tracing" [pid 3663] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3665] <... write resumed>) = 18 [pid 3663] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3662] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3663] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3663] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./678/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3663] creat(NULL, 0732 [pid 3665] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3662] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 4 [pid 3664] <... openat resumed>) = 3 [pid 3663] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 3665] <... close_range resumed>) = 0 [pid 3663] exit_group(0 [pid 3662] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3664] write(3, "1000", 4 [pid 3663] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 3665] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3662] creat(NULL, 0732 [pid 3665] <... mkdirat resumed>) = 0 [pid 3663] +++ exited with 0 +++ [pid 3662] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3664] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3664] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4 [pid 3665] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3662] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 3664] <... close resumed>) = 0 [pid 301] rmdir("./678/tracing" [pid 3665] <... mount resumed>) = 0 [pid 3662] <... exit_group resumed>) = ? [pid 3665] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3664] symlink("/dev/binderfs", "./binderfs" [pid 3662] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3 [pid 3665] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3664] <... symlink resumed>) = 0 [pid 301] rmdir("./678" [pid 3665] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3665] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3664] write(1, "executing program\n", 18 [pid 301] mkdir("./679", 0777 [pid 3664] <... write resumed>) = 18 [pid 3665] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3665] exit_group(0) = ? executing program [pid 3665] +++ exited with 0 +++ [pid 3664] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3664] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3664] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3666 ci2-android-5-10/strace-static-x86_64: Process 3666 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3666] set_robust_list(0x555557559760, 24) = 0 [pid 299] umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3666] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 3666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 3664] <... mkdirat resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3666] chdir("./679" [pid 3664] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3 [pid 3666] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3666] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3664] <... mount resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./662/binderfs" [pid 3666] setpgid(0, 0 [pid 3664] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3666] <... setpgid resumed>) = 0 [pid 299] unlink("./662/binderfs" [pid 3664] <... openat resumed>) = 3 [pid 3666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3664] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 3666] write(3, "1000", 4 [pid 299] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3664] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3666] <... write resumed>) = 4 [pid 3664] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = 0 [pid 3666] close(3 [pid 299] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3664] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3666] <... close resumed>) = 0 [pid 3664] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./662/tracing" [pid 3666] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3664] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3666] <... symlink resumed>) = 0 [pid 3664] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3666] write(1, "executing program\n", 18 [pid 3664] <... exit_group resumed>) = ? [pid 299] openat(AT_FDCWD, "./662/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3666] <... write resumed>) = 18 [pid 299] <... openat resumed>) = 4 [pid 3666] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(4 [pid 3666] <... close_range resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3666] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] getdents64(4 [pid 3666] <... mkdirat resumed>) = 0 [pid 3664] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(4 executing program [pid 3666] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 3666] <... mount resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./662/tracing" [pid 3666] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3666] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 3666] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 3666] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 300] openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] <... close resumed>) = 0 [pid 300] fstat(3 [pid 299] rmdir("./662" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3666] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3666] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] mkdir("./663", 0777 [pid 3666] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./670/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] unlink("./670/binderfs" [pid 302] umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3667 attached [pid 300] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3667 [pid 300] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3667] set_robust_list(0x555557559760, 24 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3667] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./670/tracing" [pid 302] umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./696/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./670/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./696/binderfs" [pid 300] <... openat resumed>) = 4 [pid 3667] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 300] fstat(4 [pid 3667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3667] chdir("./663" [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(4 [pid 302] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3667] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./696/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 302] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./670/tracing" [pid 302] openat(AT_FDCWD, "./696/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3667] <... prctl resumed>) = 0 [pid 3667] setpgid(0, 0) = 0 [pid 3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 302] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 3667] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 3667] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./670" [pid 302] getdents64(4 [pid 3667] <... write resumed>) = 4 [pid 3667] close(3) = 0 [pid 3667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 300] mkdir("./671", 0777 [pid 302] <... close resumed>) = 0 [pid 3667] write(1, "executing program\n", 18) = 18 [pid 3667] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3667] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 302] rmdir("./696/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3667] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3667] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 3667] <... openat resumed>) = 3 [pid 3667] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./696" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3668 [pid 298] openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3667] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3667] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3667] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 302] mkdir("./697", 0777 [pid 301] umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3667] <... exit_group resumed>) = ? [pid 3667] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3668 attached [pid 3668] set_robust_list(0x555557559760, 24) = 0 [pid 3668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3668] chdir("./671" [pid 301] fstat(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3669 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./651/binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3668] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./651/binderfs" [pid 301] umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3668] setpgid(0, 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./679/binderfs" [pid 3668] <... setpgid resumed>) = 0 [pid 3668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] unlink("./679/binderfs" [pid 3668] <... openat resumed>) = 3 [pid 298] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./651/tracing" [pid 3668] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./651/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3668] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./679/tracing" [pid 298] openat(AT_FDCWD, "./651/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./679/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 3668] close(3 [pid 301] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 298] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3668] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 298] close(4 [pid 3668] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 298] rmdir("./651/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3668] <... symlink resumed>) = 0 [pid 301] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 3668] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] rmdir("./679/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3668] <... write resumed>) = 18 [pid 3668] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3668] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] close(3 executing program [pid 301] getdents64(3 [pid 3668] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 3668] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] close(3 [pid 298] rmdir("./651" [pid 301] <... close resumed>) = 0 [pid 3668] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3668] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./679" [pid 298] <... rmdir resumed>) = 0 [pid 3668] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3668] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./652", 0777 [pid 301] mkdir("./680", 0777 [pid 3668] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3668] exit_group(0) = ? [pid 3668] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3669 attached [pid 3669] set_robust_list(0x555557559760, 24) = 0 [pid 3669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3669] chdir("./697" [pid 299] <... openat resumed>) = 3 [pid 3669] <... chdir resumed>) = 0 [pid 3669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3669] setpgid(0, 0) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3670 [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3671 [pid 3669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3669] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3669] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3669] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./663/binderfs" [pid 3669] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3669] <... close resumed>) = 0 [pid 299] unlink("./663/binderfs" [pid 3669] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3671 attached ) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3669] write(1, "executing program\n", 18 [pid 299] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3669] <... write resumed>) = 18 [pid 3669] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = 0 [pid 3669] <... close_range resumed>) = 0 executing program [pid 299] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3669] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] set_robust_list(0x555557559760, 24 [pid 3669] <... mkdirat resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./663/tracing" [pid 3669] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3671] <... set_robust_list resumed>) = 0 [pid 3669] <... mount resumed>) = 0 [pid 299] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3669] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3669] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./663/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3669] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 4 [pid 3669] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(4 [pid 3669] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3669] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 3669] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3669] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 3669] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3669] <... exit_group resumed>) = ? [pid 299] close(4 [pid 3671] rt_sigprocmask(SIG_SETMASK, [] [pid 3669] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./663/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3670 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3670] set_robust_list(0x555557559760, 24) = 0 [pid 3670] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 3670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] close(3 [pid 3670] chdir("./680" [pid 300] fstat(3 [pid 302] umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./663" [pid 3670] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3670] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] mkdir("./664", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3670] <... openat resumed>) = 3 [pid 3670] write(3, "1000", 4) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 3670] close(3 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3670] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./671/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./671/binderfs" [pid 3670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3670] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 executing program [pid 302] newfstatat(AT_FDCWD, "./697/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3672 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./697/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3670] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3670] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3670] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./671/tracing" [pid 3670] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] chdir("./652" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./697/tracing" [pid 300] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3671] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./671/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3671] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 3671] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./697/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 3671] <... setpgid resumed>) = 0 [pid 3670] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 300] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3670] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 3670] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 300] close(4 [pid 3671] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3671] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 302] close(4 [pid 300] rmdir("./671/tracing" [pid 3671] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 3670] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3670] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./697/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 3671] close(3 [pid 3670] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3670] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 3672 attached [pid 3671] <... close resumed>) = 0 [pid 3670] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 3672] set_robust_list(0x555557559760, 24 [pid 3671] symlink("/dev/binderfs", "./binderfs" [pid 3670] exit_group(0 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3672] <... set_robust_list resumed>) = 0 [pid 3670] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 3672] rt_sigprocmask(SIG_SETMASK, [] [pid 3671] <... symlink resumed>) = 0 [pid 3670] +++ exited with 0 +++ [pid 302] close(3 [pid 300] <... close resumed>) = 0 [pid 3672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3671] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./671" [pid 3671] <... write resumed>) = 18 [pid 302] rmdir("./697" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3672] chdir("./664") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3672] setpgid(0, 0) = 0 [pid 3672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3672] write(3, "1000", 4) = 4 [pid 3672] close(3) = 0 [pid 3672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3671] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 300] mkdir("./672", 0777 [pid 3671] <... close_range resumed>) = 0 [pid 302] mkdir("./698", 0777 [pid 3672] write(1, "executing program\n", 18) = 18 [pid 3672] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3672] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 3672] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3671] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3672] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3672] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3672] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 3672] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3672] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3672] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3672] exit_group(0 [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3673 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3674 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3672] <... exit_group resumed>) = ? [pid 3672] +++ exited with 0 +++ [pid 3671] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3671] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./680/binderfs" [pid 3671] <... mount resumed>) = 0 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3671] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] unlink("./680/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3673 attached [pid 3673] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3671] <... openat resumed>) = 3 [pid 301] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3673] rt_sigprocmask(SIG_SETMASK, [] [pid 3671] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = 0 [pid 3673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3673] chdir("./672" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./680/tracing" [pid 3671] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3671] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3673] <... chdir resumed>) = 0 [pid 3671] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./680/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3671] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3673] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3671] exit_group(0 [pid 301] fstat(4 [pid 3673] setpgid(0, 0 [pid 3671] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3673] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3673] <... openat resumed>) = 3 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3671] +++ exited with 0 +++ [pid 301] close(4 [pid 3673] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./680/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3673] <... write resumed>) = 4 [pid 3673] close(3) = 0 [pid 3673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3673] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3673] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3673] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] close(3 [pid 3673] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3673] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./680" [pid 3673] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3674 attached [pid 301] mkdir("./681", 0777 [pid 3673] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3673] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3673] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3673] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3673] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3675 [pid 299] fstat(3 [pid 3673] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 3673] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3674] set_robust_list(0x555557559760, 24 [pid 3673] +++ exited with 0 +++ [pid 299] umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3675 attached [pid 3675] set_robust_list(0x555557559760, 24) = 0 [pid 3675] rt_sigprocmask(SIG_SETMASK, [] [pid 3674] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./664/binderfs" [pid 3675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3675] chdir("./681" [pid 299] unlink("./664/binderfs" [pid 3675] <... chdir resumed>) = 0 [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3675] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 3675] <... setpgid resumed>) = 0 [pid 299] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 3675] <... openat resumed>) = 3 [pid 3674] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3675] write(3, "1000", 4 [pid 3674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3675] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./664/tracing" [pid 3675] close(3 [pid 3674] chdir("./698" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3675] <... close resumed>) = 0 [pid 299] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3674] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3675] symlink("/dev/binderfs", "./binderfs" [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] openat(AT_FDCWD, "./664/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3675] <... symlink resumed>) = 0 [pid 3674] <... prctl resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3674] setpgid(0, 0 [pid 299] fstat(4 [pid 3675] write(1, "executing program\n", 18 [pid 3674] <... setpgid resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3675] <... write resumed>) = 18 [pid 299] getdents64(4 [pid 3675] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 3675] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3674] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3675] <... mkdirat resumed>) = 0 [pid 3674] write(3, "1000", 4 [pid 299] close(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 3675] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 3674] <... write resumed>) = 4 [pid 299] rmdir("./664/tracing" [pid 3675] <... mount resumed>) = 0 [pid 3675] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3674] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3674] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3674] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 3675] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 298] fstat(3 [pid 299] rmdir("./664" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3675] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3675] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] mkdir("./665", 0777 [pid 3675] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3675] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3675] exit_group(0) = ? [pid 299] <... mkdir resumed>) = 0 [pid 3674] <... symlink resumed>) = 0 [pid 298] umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3675] +++ exited with 0 +++ [pid 3674] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3674] <... write resumed>) = 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./652/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3674] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3676 [pid 298] unlink("./652/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3676 attached [pid 3676] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3674] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3676] rt_sigprocmask(SIG_SETMASK, [] [pid 3674] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 3676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3676] chdir("./665" [pid 300] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./652/tracing" [pid 3676] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3674] <... mkdirat resumed>) = 0 [pid 300] umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./652/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3674] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./672/binderfs" [pid 298] openat(AT_FDCWD, "./652/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] unlink("./672/binderfs" [pid 298] fstat(4 [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3676] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3674] <... mount resumed>) = 0 [pid 300] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3674] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3674] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3674] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 300] newfstatat(AT_FDCWD, "./672/tracing" [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./652/tracing" [pid 300] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3676] <... openat resumed>) = 3 [pid 3676] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 3676] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3674] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./672/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3676] close(3 [pid 300] <... openat resumed>) = 4 [pid 298] close(3 [pid 3674] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 298] <... close resumed>) = 0 [pid 3674] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./652" [pid 3674] creat(NULL, 0732 [pid 300] getdents64(4 [pid 3676] <... close resumed>) = 0 [pid 3676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3674] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] mkdir("./653", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3676] write(1, "executing program\n", 18) = 18 [pid 3676] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3676] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] close(4 [pid 298] <... mkdir resumed>) = 0 [pid 3674] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./672/tracing" [pid 3674] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3676] <... mkdirat resumed>) = 0 [pid 3676] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3676] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 3676] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3676] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3676] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3677 [pid 301] umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] rmdir("./672" [pid 301] fstat(3 [pid 3676] exit_group(0) = ? [pid 3676] +++ exited with 0 +++ [pid 3674] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3677 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] mkdir("./673", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3677] set_robust_list(0x555557559760, 24) = 0 [pid 3677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./681/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./681/binderfs" [pid 3677] chdir("./653") = 0 [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3677] setpgid(0, 0) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3678 [pid 301] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3677] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3677] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3677] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3677] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./681/tracing" [pid 3677] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3677] <... symlink resumed>) = 0 [pid 301] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3677] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3677] <... write resumed>) = 18 [pid 301] openat(AT_FDCWD, "./681/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 3677] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 4 [pid 3677] <... close_range resumed>) = 0 [pid 301] fstat(4 [pid 3677] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3677] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 3677] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3677] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 3677] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3677] <... openat resumed>) = 3 [pid 301] close(4 [pid 3677] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 3677] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./681/tracing" [pid 3677] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3677] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3677] exit_group(0) = ? [pid 3677] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 3678 attached ) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./681" [pid 3678] set_robust_list(0x555557559760, 24) = 0 [pid 3678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./682", 0777 [pid 302] umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3678] chdir("./673") = 0 [pid 3678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3678] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3678] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3678] write(3, "1000", 4) = 4 [pid 3678] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3679 [pid 299] openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 3678] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 302] umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./698/binderfs" [pid 3678] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./698/binderfs" [pid 3678] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 3678] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./665/binderfs" [pid 302] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3678] <... write resumed>) = 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3678] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] <... umount2 resumed>) = 0 [pid 299] unlink("./665/binderfs" [pid 302] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3678] <... close_range resumed>) = 0 [pid 3678] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./698/tracing" [pid 3678] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./698/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./665/tracing" [pid 3678] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 299] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./665/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3678] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3678] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./698/tracing" [pid 299] getdents64(4 [pid 3678] <... openat resumed>) = 3 [pid 3678] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(3 [pid 299] rmdir("./665/tracing" [pid 302] <... close resumed>) = 0 [pid 3678] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3678] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3678] exit_group(0 [pid 302] rmdir("./698" [pid 299] <... rmdir resumed>) = 0 [pid 3678] <... exit_group resumed>) = ? [pid 3678] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./699", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3679 attached [pid 3679] set_robust_list(0x555557559760, 24) = 0 [pid 3679] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 3679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./665" [pid 298] umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3679] chdir("./682") = 0 [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./666", 0777 [pid 3679] <... prctl resumed>) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3680 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3679] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 3679] <... symlink resumed>) = 0 [pid 3679] write(1, "executing program\n", 18) = 18 [pid 3679] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3681 [pid 298] umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 executing program [pid 3679] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./653/binderfs" [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3681 attached [pid 3679] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./653/binderfs" [pid 300] umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3679] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 3679] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./673/binderfs" [pid 298] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3679] <... openat resumed>) = 3 [pid 300] unlink("./673/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 3679] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3679] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./653/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./653/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./673/tracing" [pid 298] openat(AT_FDCWD, "./653/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./673/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3679] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 3679] creat(NULL, 0732 [pid 300] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3679] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(4 [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./653/tracing" [pid 300] close(4 [pid 3679] exit_group(0) = ? [pid 3681] set_robust_list(0x555557559760, 24 [pid 3679] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] rmdir("./673/tracing" [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3680 attached [pid 3680] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 300] close(3 [pid 3680] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./673" [pid 298] rmdir("./653" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3680] chdir("./699") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./674", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 3680] <... openat resumed>) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./654", 0777 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3680] <... close resumed>) = 0 [pid 3680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3680] write(1, "executing program\n", 18) = 18 [pid 3680] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3680] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3681] <... set_robust_list resumed>) = 0 [pid 3680] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./682/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3682 attached [pid 3680] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3682 [pid 3680] <... mount resumed>) = 0 [pid 3680] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] unlink("./682/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3680] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3683 [pid 301] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3680] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3680] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3680] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./682/tracing" [pid 3680] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3680] <... exit_group resumed>) = ? [pid 301] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3683 attached [pid 3681] rt_sigprocmask(SIG_SETMASK, [] [pid 3680] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./682/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3682] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 4 [pid 3682] <... set_robust_list resumed>) = 0 [pid 301] fstat(4 [pid 3682] rt_sigprocmask(SIG_SETMASK, [] [pid 3681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3683] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 3682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3682] chdir("./674" [pid 3681] chdir("./666" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3682] <... chdir resumed>) = 0 [pid 3681] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3682] <... prctl resumed>) = 0 [pid 3681] <... prctl resumed>) = 0 [pid 301] close(4 [pid 3682] setpgid(0, 0 [pid 3681] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 3682] <... setpgid resumed>) = 0 [pid 3681] <... setpgid resumed>) = 0 [pid 301] rmdir("./682/tracing" [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 3682] write(3, "1000", 4 [pid 301] getdents64(3 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3682] <... write resumed>) = 4 [pid 301] close(3 [pid 3682] close(3 [pid 3681] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3682] <... close resumed>) = 0 [pid 3681] write(3, "1000", 4 [pid 301] rmdir("./682" [pid 3681] <... write resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 3682] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3681] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 3682] write(1, "executing program\n", 18 [pid 301] mkdir("./683", 0777 [pid 3681] <... close resumed>) = 0 [pid 302] umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3682] <... write resumed>) = 18 [pid 3682] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3682] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3681] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 3683] <... set_robust_list resumed>) = 0 [pid 3682] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3682] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3682] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3681] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3682] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3682] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3682] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3681] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3684 [pid 3682] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3681] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3681] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./699/binderfs" [pid 3681] <... close_range resumed>) = 0 [pid 3682] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3681] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./699/binderfs" [pid 3682] +++ exited with 0 +++ [pid 3683] rt_sigprocmask(SIG_SETMASK, [] [pid 3681] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3681] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3684 attached [pid 302] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3684] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3681] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./699/tracing" [pid 3684] <... set_robust_list resumed>) = 0 [pid 3684] rt_sigprocmask(SIG_SETMASK, [] [pid 3681] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3681] <... openat resumed>) = 3 [pid 302] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3684] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3681] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./699/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3684] chdir("./683" [pid 302] <... openat resumed>) = 4 [pid 3681] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 3684] <... chdir resumed>) = 0 [pid 3681] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 3681] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3684] <... prctl resumed>) = 0 [pid 3681] creat(NULL, 0732 [pid 302] getdents64(4 [pid 3684] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3681] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 3684] <... setpgid resumed>) = 0 [pid 3684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3681] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 3684] <... openat resumed>) = 3 [pid 3683] chdir("./654" [pid 3681] <... exit_group resumed>) = ? [pid 302] rmdir("./699/tracing" [pid 3684] write(3, "1000", 4) = 4 [pid 3684] close(3) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3684] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3 [pid 3684] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3684] write(1, "executing program\n", 18 [pid 302] close(3 [pid 3683] <... chdir resumed>) = 0 [pid 3681] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 3684] <... write resumed>) = 18 [pid 3683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rmdir("./699" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3684] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3684] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3683] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3684] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./700", 0777 [pid 3683] setpgid(0, 0 [pid 3684] <... mount resumed>) = 0 [pid 3683] <... setpgid resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3684] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3684] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3684] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3684] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3683] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3685 [pid 3684] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3683] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3684] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... restart_syscall resumed>) = 0 [pid 3683] <... write resumed>) = 4 [pid 3684] exit_group(0) = ? [pid 3683] close(3 [pid 300] umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3683] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3684] +++ exited with 0 +++ [pid 3683] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3685 attached [pid 300] getdents64(3 [pid 3685] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3683] <... symlink resumed>) = 0 [pid 300] umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3685] <... set_robust_list resumed>) = 0 [pid 3683] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./674/binderfs" [pid 3683] <... write resumed>) = 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3683] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] unlink("./674/binderfs" [pid 3685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3683] <... close_range resumed>) = 0 executing program [pid 300] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3685] chdir("./700" [pid 300] <... umount2 resumed>) = 0 [pid 3685] <... chdir resumed>) = 0 [pid 3683] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3685] <... prctl resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./674/tracing" [pid 3685] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3685] <... setpgid resumed>) = 0 [pid 300] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3683] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3685] <... openat resumed>) = 3 [pid 3683] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./674/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3685] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 3685] <... write resumed>) = 4 [pid 300] fstat(4 [pid 3683] <... mount resumed>) = 0 [pid 3685] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3683] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 3685] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3685] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 3683] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3685] <... symlink resumed>) = 0 [pid 3683] write(3, "p:s/p ./file0:0", 15 [pid 300] close(4 [pid 3685] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 3683] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./674/tracing" [pid 3685] <... write resumed>) = 18 [pid 3685] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3683] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 executing program [pid 3685] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3683] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3685] <... mkdirat resumed>) = 0 [pid 3683] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3683] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 3685] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 3685] <... mount resumed>) = 0 [pid 3683] exit_group(0 [pid 300] rmdir("./674" [pid 3685] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3685] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3683] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./675", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3685] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3685] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3685] exit_group(0) = ? executing program [pid 3685] +++ exited with 0 +++ [pid 3683] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3686 [pid 299] getdents64(3 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./683/binderfs" [pid 299] newfstatat(AT_FDCWD, "./666/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./683/binderfs" [pid 299] unlink("./666/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3686 attached [pid 3686] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 3686] <... set_robust_list resumed>) = 0 [pid 3686] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 3686] chdir("./675" [pid 301] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./683/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./666/tracing" [pid 301] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./683/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] openat(AT_FDCWD, "./666/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 3686] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3686] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(4 [pid 299] getdents64(4 [pid 3686] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./683/tracing" [pid 299] close(4 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 299] rmdir("./666/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3) = 0 [pid 3686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3686] write(1, "executing program\n", 18) = 18 [pid 299] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 299] getdents64(3 [pid 3686] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./683" [pid 299] close(3 [pid 3686] <... close_range resumed>) = 0 [pid 3686] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3686] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./684", 0777 [pid 299] rmdir("./666" [pid 302] openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3686] <... mount resumed>) = 0 [pid 3686] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3686] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3686] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./667", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3686] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3686] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3686] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 3686] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] +++ exited with 0 +++ [pid 302] umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3687 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./700/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 302] unlink("./700/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3687 attached [pid 3687] set_robust_list(0x555557559760, 24) = 0 [pid 3687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3687] chdir("./684" [pid 302] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3688 [pid 298] getdents64(3 [pid 302] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3687] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3687] <... prctl resumed>) = 0 [pid 3687] setpgid(0, 0) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3687] write(3, "1000", 4) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./654/binderfs" [pid 302] newfstatat(AT_FDCWD, "./700/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./654/binderfs" [pid 302] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3687] close(3) = 0 [pid 3687] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./700/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3687] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(4 [pid 298] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./654/tracing" [pid 3687] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 executing program [pid 298] umount2("./654/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 3687] <... write resumed>) = 18 [pid 298] openat(AT_FDCWD, "./654/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 3687] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rmdir("./700/tracing" [pid 298] <... openat resumed>) = 4 [pid 3687] <... close_range resumed>) = 0 [pid 3687] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] close(3 [pid 3687] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3687] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3687] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3687] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 302] rmdir("./700" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3687] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3687] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 302] mkdir("./701", 0777 [pid 3687] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 3687] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3687] exit_group(0) = ? [pid 3687] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./654/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3688 attached [pid 3688] set_robust_list(0x555557559760, 24) = 0 [pid 3688] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 3688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3688] chdir("./667") = 0 [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3688] setpgid(0, 0) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3689 [pid 300] openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] rmdir("./654" [pid 300] fstat(3 [pid 3688] <... openat resumed>) = 3 [pid 3688] write(3, "1000", 4) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3688] close(3 [pid 300] getdents64(3 [pid 298] mkdir("./655", 0777 [pid 3688] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 3688] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] executing program executing program executing program [pid 300] newfstatat(AT_FDCWD, "./675/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] unlink("./675/binderfs" [pid 3688] <... write resumed>) = 18 [pid 3688] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3688] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3690 [pid 3688] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = 0 [pid 3688] <... mount resumed>) = 0 [pid 300] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./675/tracing" [pid 3688] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3688] <... openat resumed>) = 3 [pid 300] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3688] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3690 attached [pid 3688] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./675/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3688] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 4 [pid 3688] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3688] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3688] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3688] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3688] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 3690] set_robust_list(0x555557559760, 24 [pid 3688] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./675/tracing"ci2-android-5-10/strace-static-x86_64: Process 3689 attached [pid 3689] set_robust_list(0x555557559760, 24) = 0 [pid 3689] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 3689] chdir("./701" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3689] <... chdir resumed>) = 0 [pid 300] close(3 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... close resumed>) = 0 [pid 3689] <... prctl resumed>) = 0 [pid 300] rmdir("./675" [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 3689] write(3, "1000", 4 [pid 300] mkdir("./676", 0777 [pid 3689] <... write resumed>) = 4 [pid 3689] close(3) = 0 [pid 3689] symlink("/dev/binderfs", "./binderfs" [pid 3690] <... set_robust_list resumed>) = 0 [pid 3689] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3689] write(1, "executing program\n", 18) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3689] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3689] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3691 [pid 299] umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3689] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 301] umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./684/binderfs" [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3689] <... mount resumed>) = 0 [pid 301] unlink("./684/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3689] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./667/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./667/binderfs" [pid 3689] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./684/tracing" [pid 299] <... unlink resumed>) = 0 [pid 3689] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3689] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./684/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./667/tracing" [pid 301] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./667/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 3689] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] close(4 [pid 299] fstat(4 [pid 3690] rt_sigprocmask(SIG_SETMASK, [] [pid 3689] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./684/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3691 attached [pid 3691] set_robust_list(0x555557559760, 24) = 0 [pid 3691] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 299] close(4 [pid 3691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] rmdir("./684" [pid 299] rmdir("./667/tracing" [pid 3691] chdir("./676") = 0 [pid 3691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 3691] <... prctl resumed>) = 0 [pid 3691] setpgid(0, 0) = 0 [pid 3691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] mkdir("./685", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 3691] <... openat resumed>) = 3 [pid 3691] write(3, "1000", 4) = 4 [pid 3691] close(3) = 0 [pid 3691] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3691] <... symlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3691] write(1, "executing program\n", 18) = 18 [pid 3691] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3691] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./667" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3692 [pid 3691] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3691] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] mkdir("./668", 0777 [pid 3691] <... mount resumed>) = 0 [pid 302] umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3691] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3691] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3 [pid 3691] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3691] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3691] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3691] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3691] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 3690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3693 ci2-android-5-10/strace-static-x86_64: Process 3693 attached [pid 3691] +++ exited with 0 +++ [pid 3690] chdir("./655" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3690] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./701/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3692 attached [pid 3690] <... prctl resumed>) = 0 [pid 302] unlink("./701/binderfs" [pid 3692] set_robust_list(0x555557559760, 24) = 0 [pid 3692] rt_sigprocmask(SIG_SETMASK, [] [pid 3690] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 3692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3690] <... setpgid resumed>) = 0 [pid 302] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3692] chdir("./685" [pid 302] <... umount2 resumed>) = 0 [pid 3692] <... chdir resumed>) = 0 [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3692] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./701/tracing" [pid 3692] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3690] <... openat resumed>) = 3 [pid 302] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3692] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3690] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./701/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3690] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 3692] <... openat resumed>) = 3 [pid 3690] close(3 [pid 302] fstat(4 [pid 3693] set_robust_list(0x555557559760, 24 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3690] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 3690] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3692] write(3, "1000", 4 [pid 302] getdents64(4 [pid 3692] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3692] close(3 [pid 302] close(4 [pid 3690] <... symlink resumed>) = 0 [pid 3692] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3690] write(1, "executing program\n", 18 [pid 302] rmdir("./701/tracing" [pid 3692] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3693] <... set_robust_list resumed>) = 0 [pid 3692] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 3690] <... write resumed>) = 18 [pid 3693] rt_sigprocmask(SIG_SETMASK, [] [pid 3692] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3692] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3690] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 executing program executing program [pid 3693] chdir("./668" [pid 3692] <... close_range resumed>) = 0 [pid 3690] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3693] <... chdir resumed>) = 0 [pid 3692] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3690] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./701" [pid 3693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3692] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3693] <... prctl resumed>) = 0 [pid 3692] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./702", 0777 [pid 3693] setpgid(0, 0 [pid 3692] <... mount resumed>) = 0 [pid 3693] <... setpgid resumed>) = 0 [pid 3692] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3692] <... openat resumed>) = 3 [pid 3690] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3693] <... openat resumed>) = 3 [pid 3692] write(3, "p:s/p ./file0:0", 15 [pid 3690] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3693] write(3, "1000", 4 [pid 3692] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3690] <... mount resumed>) = 0 [pid 3693] <... write resumed>) = 4 [pid 3692] openat(AT_FDCWD, NULL, O_WRONLY [pid 3693] close(3 [pid 3692] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3693] <... close resumed>) = 0 [pid 3692] creat(NULL, 0732 [pid 3693] symlink("/dev/binderfs", "./binderfs" [pid 3692] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3690] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3694 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3693] <... symlink resumed>) = 0 [pid 3692] exit_group(0 [pid 3690] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3694 attached [pid 3690] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 3693] write(1, "executing program\n", 18 [pid 3692] <... exit_group resumed>) = ? [pid 300] fstat(3 [pid 3690] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3694] set_robust_list(0x555557559760, 24 [pid 3693] <... write resumed>) = 18 [pid 3692] +++ exited with 0 +++ [pid 3690] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 3693] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3693] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3694] <... set_robust_list resumed>) = 0 [pid 3693] <... mkdirat resumed>) = 0 [pid 3690] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3690] creat(NULL, 0732 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3690] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3693] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./676/binderfs" [pid 3690] exit_group(0 [pid 3693] <... mount resumed>) = 0 [pid 3690] <... exit_group resumed>) = ? [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3693] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./676/binderfs" [pid 3693] <... openat resumed>) = 3 [pid 3693] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 3693] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3693] creat(NULL, 0732 [pid 3690] +++ exited with 0 +++ [pid 300] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3693] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3693] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3693] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./676/tracing" [pid 3694] rt_sigprocmask(SIG_SETMASK, [] [pid 3693] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./676/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./676/tracing" [pid 301] umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 300] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./676" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./677", 0777 [pid 301] newfstatat(AT_FDCWD, "./685/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./685/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3695 [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3695 attached [pid 301] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./685/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3695] set_robust_list(0x555557559760, 24) = 0 [pid 3695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3695] chdir("./677" [pid 301] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./668/binderfs" [pid 298] newfstatat(AT_FDCWD, "./655/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./685/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./655/binderfs" [pid 3695] <... chdir resumed>) = 0 [pid 3694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4 [pid 299] unlink("./668/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3695] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3695] write(3, "1000", 4 [pid 299] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 3695] <... write resumed>) = 4 [pid 3695] close(3 [pid 298] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] close(4 [pid 299] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./655/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./685/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./668/tracing" [pid 3695] <... close resumed>) = 0 [pid 3695] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./655/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 299] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./655/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./668/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./685" [pid 298] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 3695] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./686", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3695] write(1, "executing program\n", 18) = 18 [pid 3695] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3695] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 3694] chdir("./702" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3695] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3695] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3694] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3696 [pid 299] close(4 [pid 298] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rmdir("./655/tracing" [pid 299] <... close resumed>) = 0 [pid 3694] <... prctl resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3695] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3695] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./668/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3694] setpgid(0, 0 [pid 3695] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3695] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3695] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 3694] <... setpgid resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3695] <... exit_group resumed>) = ? [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./655" [pid 3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rmdir("./668" [pid 3695] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3696 attached [pid 3696] set_robust_list(0x555557559760, 24) = 0 [pid 3696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] mkdir("./656", 0777 [pid 299] mkdir("./669", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3696] chdir("./686") = 0 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3696] setpgid(0, 0) = 0 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3694] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3694] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3694] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3696] write(3, "1000", 4) = 4 [pid 3696] close(3) = 0 [pid 3696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3696] write(1, "executing program\n", 18) = 18 [pid 3696] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3696] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3694] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3697 ci2-android-5-10/strace-static-x86_64: Process 3698 attached [pid 3696] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3698 [pid 3694] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3696] <... mount resumed>) = 0 [pid 3694] symlink("/dev/binderfs", "./binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3698] set_robust_list(0x555557559760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3696] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3694] <... symlink resumed>) = 0 [pid 3696] write(3, "p:s/p ./file0:0", 15 [pid 3698] <... set_robust_list resumed>) = 0 [pid 3696] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3694] write(1, "executing program\n", 18 [pid 3696] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3694] <... write resumed>) = 18 [pid 3696] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3694] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3696] exit_group(0 [pid 3694] <... close_range resumed>) = 0 [pid 3696] <... exit_group resumed>) = ? executing program [pid 3698] rt_sigprocmask(SIG_SETMASK, [] [pid 3696] +++ exited with 0 +++ [pid 3694] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3697 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3697] set_robust_list(0x555557559760, 24) = 0 [pid 3697] rt_sigprocmask(SIG_SETMASK, [] [pid 3694] <... mkdirat resumed>) = 0 [pid 3697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3697] chdir("./669" [pid 3694] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3697] <... chdir resumed>) = 0 [pid 3697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3697] setpgid(0, 0) = 0 [pid 3694] <... mount resumed>) = 0 [pid 3698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3694] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3697] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 3694] <... openat resumed>) = 3 [pid 3697] write(3, "1000", 4 [pid 3694] write(3, "p:s/p ./file0:0", 15 [pid 3697] <... write resumed>) = 4 [pid 300] umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3697] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3694] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3697] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3694] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(3 [pid 3697] symlink("/dev/binderfs", "./binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3694] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3694] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3697] <... symlink resumed>) = 0 [pid 3694] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3698] chdir("./656" [pid 300] umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3697] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3694] exit_group(0 [pid 300] newfstatat(AT_FDCWD, "./677/binderfs" [pid 3697] <... write resumed>) = 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3694] <... exit_group resumed>) = ? [pid 300] unlink("./677/binderfs" [pid 3697] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3697] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 executing program [pid 3697] <... mkdirat resumed>) = 0 [pid 3694] +++ exited with 0 +++ [pid 300] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3697] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3697] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3697] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./677/tracing" [pid 3697] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3698] <... chdir resumed>) = 0 [pid 3697] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3697] openat(AT_FDCWD, NULL, O_WRONLY [pid 3698] <... prctl resumed>) = 0 [pid 300] openat(AT_FDCWD, "./677/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3697] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 3698] setpgid(0, 0 [pid 300] fstat(4 [pid 3697] creat(NULL, 0732 [pid 3698] <... setpgid resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3697] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 3697] exit_group(0 [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3697] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3698] <... openat resumed>) = 3 [pid 3697] +++ exited with 0 +++ [pid 300] close(4 [pid 3698] write(3, "1000", 4 [pid 302] umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3698] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./677/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3698] close(3 [pid 302] openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3698] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 3698] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 300] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 302] umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./677" [pid 302] newfstatat(AT_FDCWD, "./702/binderfs" [pid 301] openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] unlink("./702/binderfs" [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./678", 0777 [pid 302] <... unlink resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3698] <... symlink resumed>) = 0 [pid 302] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3698] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3698] <... write resumed>) = 18 [pid 302] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./686/binderfs" [pid 302] newfstatat(AT_FDCWD, "./702/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3699 [pid 3698] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 301] unlink("./686/binderfs" [pid 3698] <... close_range resumed>) = 0 [pid 302] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3699 attached [pid 301] <... unlink resumed>) = 0 [pid 3699] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3698] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./702/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3699] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 3699] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(4 [pid 3699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3699] chdir("./678" [pid 3698] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 3698] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3699] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3698] <... mount resumed>) = 0 [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./686/tracing" [pid 302] <... close resumed>) = 0 [pid 3698] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./702/tracing" [pid 301] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3699] setpgid(0, 0) = 0 [pid 3699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 3698] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./686/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3698] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 299] umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./702" [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3699] <... openat resumed>) = 3 [pid 3699] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 3 [pid 302] mkdir("./703", 0777 [pid 301] getdents64(4 [pid 299] fstat(3 [pid 3699] close(3) = 0 [pid 3699] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3698] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(4 [pid 3698] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./686/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3699] <... symlink resumed>) = 0 [pid 3699] write(1, "executing program\n", 18) = 18 [pid 3699] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3699] <... close_range resumed>) = 0 executing program [pid 3699] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3698] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3700 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3699] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./669/binderfs" [pid 3698] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3698] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] unlink("./669/binderfs" [pid 301] close(3 [pid 3699] <... mount resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3698] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./686" [pid 3698] <... exit_group resumed>) = ? [pid 3699] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = 0 [pid 3699] <... openat resumed>) = 3 [pid 3699] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./687", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3699] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3699] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3699] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./669/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3699] <... exit_group resumed>) = ? [pid 3699] +++ exited with 0 +++ [pid 3698] +++ exited with 0 +++ [pid 299] openat(AT_FDCWD, "./669/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3701 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3700 attached [pid 299] getdents64(4 [pid 3700] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3700] <... set_robust_list resumed>) = 0 [pid 299] getdents64(4 [pid 3700] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3701 attached [pid 299] close(4 [pid 3700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 3700] chdir("./703" [pid 299] rmdir("./669/tracing" [pid 3700] <... chdir resumed>) = 0 [pid 3700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3700] setpgid(0, 0 [pid 299] getdents64(3 [pid 3700] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] close(3 [pid 3700] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 3701] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./669" [pid 3700] write(3, "1000", 4) = 4 [pid 3700] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3700] <... close resumed>) = 0 [pid 299] mkdir("./670", 0777 [pid 3700] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3700] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3700] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3700] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3700] <... close_range resumed>) = 0 [pid 3700] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3700] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3702 [pid 3701] <... set_robust_list resumed>) = 0 [pid 3700] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3701] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3700] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3700] write(3, "p:s/p ./file0:0", 15 [pid 3701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3700] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3700] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3701] chdir("./687" [pid 3700] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3701] <... chdir resumed>) = 0 [pid 3700] exit_group(0) = ? [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3700] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3701] <... prctl resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3702 attached [pid 3702] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3702] chdir("./670" [pid 300] umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3702] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3702] <... prctl resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 3701] setpgid(0, 0 [pid 300] fstat(3 [pid 3702] setpgid(0, 0 [pid 3701] <... setpgid resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3702] <... setpgid resumed>) = 0 [pid 300] getdents64(3 [pid 3702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3702] <... openat resumed>) = 3 [pid 3701] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3702] write(3, "1000", 4 [pid 3701] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./678/binderfs" [pid 3702] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3701] <... write resumed>) = 4 [pid 300] unlink("./678/binderfs" [pid 3702] close(3) = 0 [pid 3702] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 3701] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3702] <... symlink resumed>) = 0 [pid 3701] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3701] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./678/tracing" [pid 298] openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./678/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 3702] write(1, "executing program\n", 18 [pid 3701] <... symlink resumed>) = 0 [pid 300] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3701] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3701] <... write resumed>) = 18 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3702] <... write resumed>) = 18 executing program executing program [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3701] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./656/binderfs" [pid 3701] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 298] unlink("./656/binderfs" [pid 3702] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 [pid 3702] <... close_range resumed>) = 0 [pid 3702] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./678/tracing" [pid 298] <... unlink resumed>) = 0 [pid 3701] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3702] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3701] <... mkdirat resumed>) = 0 [pid 300] getdents64(3 [pid 3701] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3702] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./678" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 3702] <... mount resumed>) = 0 [pid 3702] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] fstat(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./656/tracing" [pid 3701] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./679", 0777 [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3702] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3702] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./656/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3701] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] openat(AT_FDCWD, "./656/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3701] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./703/binderfs" [pid 3702] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3702] exit_group(0) = ? [pid 3702] +++ exited with 0 +++ [pid 3701] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./703/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3703 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3703 attached [pid 302] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3703] set_robust_list(0x555557559760, 24 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3701] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 3701] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./703/tracing" [pid 298] close(4 [pid 3701] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3701] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./656/tracing" [pid 3701] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3703] <... set_robust_list resumed>) = 0 [pid 3703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./703/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 3703] chdir("./679" [pid 302] <... openat resumed>) = 4 [pid 3701] exit_group(0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 3701] <... exit_group resumed>) = ? [pid 298] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 3703] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./656" [pid 302] getdents64(4 [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3703] setpgid(0, 0) = 0 [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./657", 0777 [pid 302] close(4 [pid 3703] <... openat resumed>) = 3 [pid 3703] write(3, "1000", 4) = 4 [pid 3703] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rmdir("./703/tracing" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3703] <... close resumed>) = 0 [pid 3703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 3703] write(1, "executing program\n", 18) = 18 [pid 3703] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3703] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3701] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 3703] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./703" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3704 [pid 3703] <... mount resumed>) = 0 [pid 3703] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./704", 0777 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3703] <... openat resumed>) = 3 [pid 3703] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3703] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3703] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3703] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3703] exit_group(0) = ? [pid 299] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3705 ci2-android-5-10/strace-static-x86_64: Process 3705 attached [pid 3703] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./670/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3704 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3704] set_robust_list(0x555557559760, 24 [pid 299] unlink("./670/binderfs" [pid 3704] <... set_robust_list resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3704] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3704] chdir("./657" [pid 299] <... umount2 resumed>) = 0 [pid 3704] <... chdir resumed>) = 0 [pid 299] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3704] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./670/tracing" [pid 3704] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3704] <... setpgid resumed>) = 0 [pid 299] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3705] set_robust_list(0x555557559760, 24 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./670/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3704] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 3704] write(3, "1000", 4 [pid 299] fstat(4 [pid 3704] <... write resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3704] close(3 [pid 299] getdents64(4 [pid 3704] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3704] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 3705] <... set_robust_list resumed>) = 0 [pid 3704] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3704] write(1, "executing program\n", 18) = 18 [pid 3704] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3704] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(4 [pid 3705] rt_sigprocmask(SIG_SETMASK, [] [pid 3704] <... mkdirat resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3704] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rmdir("./670/tracing" [pid 3704] <... mount resumed>) = 0 [pid 3704] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3704] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3704] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3 [pid 3704] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 3704] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./670" [pid 3704] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3704] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 3705] chdir("./704" [pid 3704] +++ exited with 0 +++ [pid 299] mkdir("./671", 0777) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3706 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3705] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./687/binderfs" [pid 300] umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./687/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3705] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3705] setpgid(0, 0 [pid 301] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3705] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./687/tracing" [pid 300] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./687/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3705] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3705] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3705] <... write resumed>) = 4 [pid 301] close(4 [pid 300] newfstatat(AT_FDCWD, "./679/binderfs" [pid 301] <... close resumed>) = 0 [pid 3705] close(3 [pid 301] rmdir("./687/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3705] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./679/binderfs" [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 3705] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./687" [pid 3705] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 3705] write(1, "executing program\n", 18 executing program [pid 301] mkdir("./688", 0777 [pid 3705] <... write resumed>) = 18 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3705] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3705] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3705] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./679/tracing" [pid 298] umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3707 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3705] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3705] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3706 attached [pid 3706] set_robust_list(0x555557559760, 24 [pid 3705] <... mount resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 3705] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./679/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 300] fstat(4 [pid 3705] <... openat resumed>) = 3 [pid 3706] <... set_robust_list resumed>) = 0 [pid 3705] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3707 attached [pid 3706] rt_sigprocmask(SIG_SETMASK, [] [pid 3705] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3707] set_robust_list(0x555557559760, 24 [pid 3706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3707] <... set_robust_list resumed>) = 0 [pid 3706] chdir("./671" [pid 3707] rt_sigprocmask(SIG_SETMASK, [] [pid 3706] <... chdir resumed>) = 0 [pid 3707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3705] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3705] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3705] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./657/binderfs" [pid 3705] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 3707] chdir("./688" [pid 3706] <... prctl resumed>) = 0 [pid 3705] exit_group(0 [pid 300] rmdir("./679/tracing" [pid 298] unlink("./657/binderfs" [pid 3707] <... chdir resumed>) = 0 [pid 3706] setpgid(0, 0 [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3706] <... setpgid resumed>) = 0 [pid 3707] <... prctl resumed>) = 0 [pid 3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 3707] setpgid(0, 0 [pid 3706] <... openat resumed>) = 3 [pid 3705] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3707] <... setpgid resumed>) = 0 [pid 3706] write(3, "1000", 4 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3706] <... write resumed>) = 4 [pid 3707] <... openat resumed>) = 3 [pid 3706] close(3 [pid 3705] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 298] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./679" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3707] write(3, "1000", 4 [pid 3706] <... close resumed>) = 0 [pid 3707] <... write resumed>) = 4 [pid 3706] symlink("/dev/binderfs", "./binderfs" [pid 3707] close(3 [pid 3706] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./657/tracing" [pid 300] mkdir("./680", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3707] <... close resumed>) = 0 [pid 3706] write(1, "executing program\n", 18 [pid 3707] symlink("/dev/binderfs", "./binderfs" [pid 3706] <... write resumed>) = 18 [pid 3707] <... symlink resumed>) = 0 executing program [pid 3706] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./657/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3706] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./657/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3707] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 executing program [pid 3706] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3707] <... write resumed>) = 18 [pid 3706] <... mkdirat resumed>) = 0 [pid 298] fstat(4 [pid 3706] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3708 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3706] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3707] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3706] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3707] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 3706] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3707] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] close(4 [pid 3706] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 3706] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rmdir("./657/tracing" [pid 3707] <... mkdirat resumed>) = 0 [pid 3706] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3706] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3706] exit_group(0) = ? [pid 298] <... rmdir resumed>) = 0 [pid 3707] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3706] +++ exited with 0 +++ [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3708 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 3707] <... mount resumed>) = 0 [pid 3708] set_robust_list(0x555557559760, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3707] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./657" [pid 3708] <... set_robust_list resumed>) = 0 [pid 3708] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3708] chdir("./680") = 0 [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./658", 0777 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3708] <... prctl resumed>) = 0 [pid 3708] setpgid(0, 0) = 0 [pid 3708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 3707] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3708] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3707] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 3708] <... write resumed>) = 4 [pid 3708] close(3) = 0 [pid 3708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3707] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3709 [pid 3707] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./704/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3707] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3707] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] unlink("./704/binderfs" [pid 299] newfstatat(AT_FDCWD, "./671/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3708] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 3708] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3707] exit_group(0 [pid 3708] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] unlink("./671/binderfs" [pid 3707] <... exit_group resumed>) = ? [pid 3708] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3708] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3707] +++ exited with 0 +++ executing program [pid 299] <... unlink resumed>) = 0 [pid 3708] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./704/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3708] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3709 attached [pid 3708] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./704/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3708] <... openat resumed>) = 3 [pid 3708] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3708] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./671/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 299] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3708] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] openat(AT_FDCWD, "./671/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3708] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 299] <... openat resumed>) = 4 [pid 3708] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 299] fstat(4 [pid 302] rmdir("./704/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3708] <... exit_group resumed>) = ? [pid 3709] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 3708] +++ exited with 0 +++ [pid 299] getdents64(4 [pid 302] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 302] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3709] <... set_robust_list resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] close(4 [pid 302] rmdir("./704" [pid 299] <... close resumed>) = 0 [pid 3709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3709] chdir("./658" [pid 302] <... rmdir resumed>) = 0 [pid 299] rmdir("./671/tracing" [pid 302] mkdir("./705", 0777 [pid 3709] <... chdir resumed>) = 0 [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3709] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 3709] <... setpgid resumed>) = 0 [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3709] write(3, "1000", 4 [pid 299] <... close resumed>) = 0 [pid 3709] <... write resumed>) = 4 [pid 3709] close(3) = 0 [pid 3709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] rmdir("./671" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3710 [pid 3709] write(1, "executing program\n", 18) = 18 [pid 3709] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3709] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 299] mkdir("./672", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3709] <... mkdirat resumed>) = 0 [pid 3709] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3709] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3709] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3709] <... openat resumed>) = 3 [pid 3709] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3709] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3709] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3711 [pid 3709] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3709] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3711 attached ci2-android-5-10/strace-static-x86_64: Process 3710 attached [pid 3711] set_robust_list(0x555557559760, 24 [pid 3710] set_robust_list(0x555557559760, 24 [pid 3711] <... set_robust_list resumed>) = 0 [pid 3709] +++ exited with 0 +++ [pid 3710] <... set_robust_list resumed>) = 0 [pid 3710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3710] chdir("./705") = 0 [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3710] setpgid(0, 0) = 0 [pid 3711] rt_sigprocmask(SIG_SETMASK, [] [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3710] <... openat resumed>) = 3 [pid 3710] write(3, "1000", 4) = 4 [pid 301] umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3710] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 3710] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3710] symlink("/dev/binderfs", "./binderfs" [pid 3711] chdir("./672" [pid 301] <... openat resumed>) = 3 [pid 3710] <... symlink resumed>) = 0 [pid 3711] <... chdir resumed>) = 0 [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(3 [pid 3711] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3711] write(3, "1000", 4) = 4 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3711] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 301] newfstatat(AT_FDCWD, "./688/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3711] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 301] unlink("./688/binderfs" [pid 3711] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3711] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3711] write(1, "executing program\n", 18 [pid 3710] write(1, "executing program\n", 18 [pid 301] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 3711] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 3711] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3710] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./680/binderfs" [pid 3711] <... close_range resumed>) = 0 [pid 298] umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3711] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3710] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3710] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./680/binderfs" [pid 298] openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3711] <... mkdirat resumed>) = 0 [pid 3710] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./688/tracing" [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3711] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3710] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 3711] <... mount resumed>) = 0 [pid 3710] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3711] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3711] <... openat resumed>) = 3 [pid 3710] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./688/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3711] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3710] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./680/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3711] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./658/binderfs" [pid 3711] openat(AT_FDCWD, NULL, O_WRONLY [pid 3710] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3711] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3710] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./658/binderfs" [pid 3711] creat(NULL, 0732 [pid 3710] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 3711] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3710] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./680/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3711] exit_group(0 [pid 3710] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 3711] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 298] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3711] +++ exited with 0 +++ [pid 3710] creat(NULL, 0732 [pid 301] rmdir("./688/tracing" [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./658/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./658/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./658/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 4 [pid 3710] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 298] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3710] exit_group(0 [pid 301] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./688" [pid 300] getdents64(4 [pid 298] close(4 [pid 3710] <... exit_group resumed>) = ? [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./658/tracing" [pid 3710] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] mkdir("./689", 0777 [pid 300] close(4 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 302] umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./658" [pid 302] openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./680/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./659", 0777 [pid 302] fstat(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3713 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3712 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3713 [pid 302] newfstatat(AT_FDCWD, "./705/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(3 [pid 299] umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./705/binderfs" [pid 300] rmdir("./680" [pid 299] openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3713] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3712 attached [pid 3712] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./705/tracing" [pid 300] mkdir("./681", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./705/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4) = 0 [pid 302] rmdir("./705/tracing") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3714 [pid 299] newfstatat(AT_FDCWD, "./672/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./672/binderfs" [pid 302] rmdir("./705" [pid 3713] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] mkdir("./706", 0777 [pid 3713] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3712] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3712] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3712] chdir("./689" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 3713] chdir("./659" [pid 3712] <... chdir resumed>) = 0 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3715 [pid 3712] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3712] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3712] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./672/tracing" [pid 3712] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3712] write(3, "1000", 4 [pid 299] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3712] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3712] close(3 [pid 299] openat(AT_FDCWD, "./672/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3712] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3712] symlink("/dev/binderfs", "./binderfs" [pid 299] fstat(4 [pid 3712] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3713] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 3712] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3712] <... write resumed>) = 18 [pid 299] getdents64(4 [pid 3712] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3712] <... close_range resumed>) = 0 executing program [pid 299] close(4 [pid 3712] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3715 attached [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3712] <... mkdirat resumed>) = 0 [pid 299] rmdir("./672/tracing" [pid 3712] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3712] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 3712] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 3712] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3712] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 3712] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 3712] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./672" [pid 3712] exit_group(0) = ? [pid 3715] set_robust_list(0x555557559760, 24 [pid 3713] <... prctl resumed>) = 0 [pid 3712] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./673", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3714 attached [pid 3714] set_robust_list(0x555557559760, 24) = 0 [pid 3714] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 3714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3714] chdir("./681" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3714] <... chdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3714] setpgid(0, 0) = 0 [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3714] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3716 [pid 3714] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3714] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3714] <... close resumed>) = 0 [pid 3714] symlink("/dev/binderfs", "./binderfs" [pid 3715] <... set_robust_list resumed>) = 0 [pid 3714] <... symlink resumed>) = 0 [pid 3713] setpgid(0, 0 [pid 3714] write(1, "executing program\n", 18 [pid 3713] <... setpgid resumed>) = 0 [pid 3714] <... write resumed>) = 18 executing program [pid 3714] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3714] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3715] rt_sigprocmask(SIG_SETMASK, [] [pid 3714] <... mkdirat resumed>) = 0 [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3714] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3714] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3714] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3713] <... openat resumed>) = 3 [pid 3714] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3714] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3714] exit_group(0 [pid 3713] write(3, "1000", 4 [pid 3715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3714] <... exit_group resumed>) = ? [pid 3715] chdir("./706" [pid 3714] +++ exited with 0 +++ [pid 3713] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3716 attached [pid 3713] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3713] <... close resumed>) = 0 [pid 3713] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3716] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3716] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3713] <... symlink resumed>) = 0 [pid 3716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3713] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 3 [pid 3716] chdir("./673" [pid 3713] <... write resumed>) = 18 [pid 301] fstat(3 [pid 3716] <... chdir resumed>) = 0 [pid 3713] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 3713] <... close_range resumed>) = 0 [pid 3716] <... prctl resumed>) = 0 [pid 3716] setpgid(0, 0) = 0 [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3713] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3716] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3716] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./689/binderfs" [pid 3716] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3716] close(3 [pid 301] unlink("./689/binderfs" [pid 3716] <... close resumed>) = 0 [pid 3716] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3713] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3716] write(1, "executing program\n", 18 [pid 3713] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3716] <... write resumed>) = 18 [pid 3716] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3716] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3713] <... mount resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3713] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] newfstatat(AT_FDCWD, "./689/tracing" [pid 3716] <... mkdirat resumed>) = 0 [pid 3713] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3713] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./689/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3716] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 300] fstat(3 [pid 3713] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3713] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 300] getdents64(3 [pid 3716] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3713] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 300] umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3713] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 3713] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./681/binderfs" [pid 3716] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3715] <... chdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3716] <... openat resumed>) = 3 [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3713] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3716] write(3, "p:s/p ./file0:0", 15 [pid 3715] <... prctl resumed>) = 0 [pid 3713] <... exit_group resumed>) = ? [pid 301] rmdir("./689/tracing" [pid 300] unlink("./681/binderfs" [pid 3716] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3715] setpgid(0, 0 [pid 3716] openat(AT_FDCWD, NULL, O_WRONLY [pid 3715] <... setpgid resumed>) = 0 [pid 3716] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 3716] creat(NULL, 0732 [pid 3715] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 3716] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3715] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3716] exit_group(0 [pid 3715] <... write resumed>) = 4 [pid 301] close(3 [pid 300] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 3716] <... exit_group resumed>) = ? [pid 3715] close(3 [pid 301] rmdir("./689" [pid 300] <... umount2 resumed>) = 0 [pid 3716] +++ exited with 0 +++ [pid 3715] <... close resumed>) = 0 [pid 3713] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3715] symlink("/dev/binderfs", "./binderfs" [pid 301] mkdir("./690", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3715] <... symlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3715] write(1, "executing program\n", 18 [pid 301] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./681/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3715] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3715] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3715] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] openat(AT_FDCWD, "./681/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3717 [pid 3715] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3715] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3715] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 3715] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3715] write(3, "p:s/p ./file0:0", 15 [pid 300] close(4 [pid 3715] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 3715] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3715] creat(NULL, 0732 [pid 300] rmdir("./681/tracing" [pid 3715] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3715] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3717 attached [pid 3715] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 3717] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 3717] <... set_robust_list resumed>) = 0 [pid 300] rmdir("./681" [pid 3717] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./682", 0777 [pid 3717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3717] chdir("./690" [pid 300] <... mkdir resumed>) = 0 [pid 3717] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3717] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3717] setpgid(0, 0) = 0 [pid 3717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3717] write(3, "1000", 4) = 4 [pid 3717] close(3) = 0 [pid 3717] symlink("/dev/binderfs", "./binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3718 [pid 3717] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3717] write(1, "executing program\n", 18) = 18 [pid 3717] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3717] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3718 attached [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3717] <... mkdirat resumed>) = 0 [pid 3717] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3718] set_robust_list(0x555557559760, 24 [pid 3717] <... mount resumed>) = 0 [pid 3717] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3717] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3717] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3717] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3718] <... set_robust_list resumed>) = 0 [pid 3717] exit_group(0) = ? [pid 3718] rt_sigprocmask(SIG_SETMASK, [] [pid 3717] +++ exited with 0 +++ [pid 3718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3718] chdir("./682") = 0 [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3718] setpgid(0, 0) = 0 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3718] write(3, "1000", 4) = 4 [pid 3718] close(3) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3718] write(1, "executing program\n", 18) = 18 executing program [pid 3718] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3718] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3718] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3718] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 298] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./706/binderfs" [pid 299] umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./659/binderfs" [pid 302] unlink("./706/binderfs" [pid 299] openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(3 [pid 298] unlink("./659/binderfs" [pid 302] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./673/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./673/binderfs") = 0 [pid 299] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 298] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./706/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./673/tracing" [pid 298] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3718] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./706/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./659/tracing" [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./673/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3718] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 298] umount2("./659/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(3 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./659/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] fstat(4 [pid 302] rmdir("./706/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./690/binderfs" [pid 299] rmdir("./673/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 3718] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 301] unlink("./690/binderfs" [pid 299] getdents64(3 [pid 3718] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 301] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3718] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./706" [pid 301] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./673" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3718] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 3718] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./707", 0777 [pid 301] newfstatat(AT_FDCWD, "./690/tracing" [pid 299] mkdir("./674", 0777 [pid 3718] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3718] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./659/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./690/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 3718] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 301] fstat(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3719 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3720 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 301] close(4 [pid 298] rmdir("./659" [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./690/tracing") = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3719 attached [pid 301] getdents64(3 [pid 298] mkdir("./660", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./690" [pid 3719] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] mkdir("./691", 0777 [pid 3719] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3719] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3719] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3721 attached ci2-android-5-10/strace-static-x86_64: Process 3720 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3721 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3720] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3722 [pid 3720] <... set_robust_list resumed>) = 0 [pid 3720] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3720] chdir("./707" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3720] <... chdir resumed>) = 0 [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3720] setpgid(0, 0) = 0 [pid 3721] set_robust_list(0x555557559760, 24 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3719] chdir("./674" [pid 3720] <... openat resumed>) = 3 [pid 3721] <... set_robust_list resumed>) = 0 [pid 3719] <... chdir resumed>) = 0 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3720] write(1, "executing program\n", 18) = 18 [pid 3720] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3720] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3719] <... prctl resumed>) = 0 [pid 3721] rt_sigprocmask(SIG_SETMASK, [] [pid 3720] <... mkdirat resumed>) = 0 [pid 3719] setpgid(0, 0 [pid 3720] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3719] <... setpgid resumed>) = 0 [pid 3721] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3722 attached [pid 3722] set_robust_list(0x555557559760, 24) = 0 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3722] chdir("./660") = 0 [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3722] setpgid(0, 0) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3722] <... openat resumed>) = 3 [pid 3719] <... openat resumed>) = 3 [pid 3722] write(3, "1000", 4) = 4 [pid 3722] close(3) = 0 [pid 3722] symlink("/dev/binderfs", "./binderfs" [pid 3719] write(3, "1000", 4) = 4 [pid 3719] close(3 [pid 3720] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3722] <... symlink resumed>) = 0 [pid 3722] write(1, "executing program\n", 18 [pid 3721] chdir("./691" [pid 3720] <... openat resumed>) = 3 [pid 3719] <... close resumed>) = 0 [pid 3722] <... write resumed>) = 18 [pid 3721] <... chdir resumed>) = 0 [pid 3720] write(3, "p:s/p ./file0:0", 15 [pid 3719] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3722] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3720] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3719] write(1, "executing program\n", 18 [pid 3721] <... prctl resumed>) = 0 [pid 3722] <... close_range resumed>) = 0 [pid 3721] setpgid(0, 0 [pid 3722] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3719] <... write resumed>) = 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 3720] openat(AT_FDCWD, NULL, O_WRONLY [pid 3719] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3720] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3719] <... close_range resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3720] creat(NULL, 0732 [pid 3719] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./682/binderfs") = 0 [pid 300] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3719] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3719] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3720] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./682/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3719] <... mount resumed>) = 0 [pid 300] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3719] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./682/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3719] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 3719] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 executing program executing program [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./682/tracing" [pid 3720] exit_group(0 [pid 3719] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 3719] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 3719] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3719] creat(NULL, 0732 [pid 300] close(3 [pid 3719] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./682" [pid 3720] <... exit_group resumed>) = ? [pid 3719] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 3719] <... exit_group resumed>) = ? [pid 300] mkdir("./683", 0777) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3719] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3720] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3723 attached [pid 3722] <... mkdirat resumed>) = 0 [pid 3721] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3723 [pid 3723] set_robust_list(0x555557559760, 24 [pid 3721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3723] <... set_robust_list resumed>) = 0 [pid 3722] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3721] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3723] rt_sigprocmask(SIG_SETMASK, [] [pid 3722] <... mount resumed>) = 0 [pid 3721] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3722] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3721] <... write resumed>) = 4 [pid 3722] <... openat resumed>) = 3 [pid 3721] close(3 [pid 3723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3722] write(3, "p:s/p ./file0:0", 15 [pid 3721] <... close resumed>) = 0 [pid 3723] chdir("./683" [pid 3722] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3721] symlink("/dev/binderfs", "./binderfs" [pid 3723] <... chdir resumed>) = 0 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3722] openat(AT_FDCWD, NULL, O_WRONLY [pid 3721] <... symlink resumed>) = 0 [pid 3722] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3721] write(1, "executing program\n", 18 [pid 3723] <... prctl resumed>) = 0 executing program [pid 3722] creat(NULL, 0732 [pid 3721] <... write resumed>) = 18 [pid 3722] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3721] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3722] exit_group(0 [pid 3721] <... close_range resumed>) = 0 [pid 3723] setpgid(0, 0 [pid 3722] <... exit_group resumed>) = ? [pid 3721] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3723] <... setpgid resumed>) = 0 [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3722] +++ exited with 0 +++ [pid 3721] <... mkdirat resumed>) = 0 [pid 3721] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3721] <... mount resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3721] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3723] <... openat resumed>) = 3 [pid 3721] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3723] write(3, "1000", 4 [pid 3721] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3721] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3723] <... write resumed>) = 4 [pid 3723] close(3 [pid 3721] exit_group(0) = ? [pid 3723] <... close resumed>) = 0 [pid 3721] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3723] write(1, "executing program\n", 18) = 18 executing program [pid 3723] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3723] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3723] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3723] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3723] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3723] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3723] creat(NULL, 0732 [pid 299] <... restart_syscall resumed>) = 0 [pid 3723] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 3723] exit_group(0 [pid 299] umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3723] <... exit_group resumed>) = ? [pid 299] openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3723] +++ exited with 0 +++ [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./674/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./674/binderfs" [pid 302] newfstatat(AT_FDCWD, "./707/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] unlink("./707/binderfs" [pid 299] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./674/tracing" [pid 302] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./674/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./707/tracing" [pid 299] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./707/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] close(4 [pid 302] fstat(4 [pid 299] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./674/tracing" [pid 302] getdents64(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(4 [pid 301] umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./674" [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./707/tracing" [pid 301] openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./675", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] getdents64(3 [pid 300] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./707" [pid 301] umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3724 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 302] mkdir("./708", 0777 [pid 301] newfstatat(AT_FDCWD, "./691/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 301] unlink("./691/binderfs" [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./683/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./683/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./660/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3725 attached [pid 3725] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3725 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./660/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3725] <... set_robust_list resumed>) = 0 [pid 3725] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./691/tracing" [pid 300] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./683/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./691/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] openat(AT_FDCWD, "./683/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./660/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 300] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] umount2("./660/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 301] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./660/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./691/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 3725] chdir("./708") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 298] fstat(4 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] rmdir("./683/tracing" [pid 301] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3725] <... prctl resumed>) = 0 [pid 3725] setpgid(0, 0) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./691" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3725] <... openat resumed>) = 3 [pid 3725] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 3725] <... write resumed>) = 4 [pid 301] mkdir("./692", 0777 [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 3725] close(3 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./660/tracing" [pid 3725] <... close resumed>) = 0 [pid 3725] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3725] write(1, "executing program\n", 18) = 18 [pid 3725] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3725] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./683" [pid 298] <... rmdir resumed>) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 3724 attached [pid 3725] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./684", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3725] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3725] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 3725] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(3 [pid 3725] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3725] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3726 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./660" [pid 3725] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3725] exit_group(0) = ? [pid 3725] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./661", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3727 ci2-android-5-10/strace-static-x86_64: Process 3726 attached [pid 3726] set_robust_list(0x555557559760, 24) = 0 [pid 3726] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3726] chdir("./692" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3726] <... chdir resumed>) = 0 [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3727 attached ) = 3 [pid 3724] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3728 [pid 3726] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3726] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3726] close(3) = 0 [pid 3726] symlink("/dev/binderfs", "./binderfs" [pid 3727] set_robust_list(0x555557559760, 24 [pid 3726] <... symlink resumed>) = 0 [pid 3724] <... set_robust_list resumed>) = 0 [pid 3726] write(1, "executing program\n", 18) = 18 executing program [pid 3726] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3726] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3727] <... set_robust_list resumed>) = 0 [pid 3726] <... mkdirat resumed>) = 0 [pid 3724] rt_sigprocmask(SIG_SETMASK, [] [pid 3726] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3727] rt_sigprocmask(SIG_SETMASK, [] [pid 3724] chdir("./675" [pid 3726] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3726] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3724] <... chdir resumed>) = 0 [pid 3726] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3726] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3726] exit_group(0 [pid 3724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3726] <... exit_group resumed>) = ? [pid 3727] chdir("./684" [pid 3726] +++ exited with 0 +++ [pid 3724] <... prctl resumed>) = 0 [pid 3727] <... chdir resumed>) = 0 [pid 3724] setpgid(0, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3728 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3724] <... setpgid resumed>) = 0 [pid 3728] set_robust_list(0x555557559760, 24) = 0 [pid 3728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3728] chdir("./661") = 0 [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 3728] <... prctl resumed>) = 0 [pid 3724] <... openat resumed>) = 3 [pid 3728] setpgid(0, 0) = 0 [pid 3724] write(3, "1000", 4 [pid 302] umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3724] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3728] <... openat resumed>) = 3 [pid 3724] close(3 [pid 302] openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3728] write(3, "1000", 4 [pid 302] <... openat resumed>) = 3 [pid 3724] <... close resumed>) = 0 [pid 302] fstat(3 [pid 3728] <... write resumed>) = 4 [pid 3724] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3728] close(3 [pid 302] getdents64(3 [pid 3728] <... close resumed>) = 0 [pid 3728] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3728] <... symlink resumed>) = 0 [pid 3724] <... symlink resumed>) = 0 [pid 302] umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3728] write(1, "executing program\n", 18 [pid 3724] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3728] <... write resumed>) = 18 [pid 3724] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./708/binderfs" executing program executing program [pid 3728] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3724] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3728] <... close_range resumed>) = 0 [pid 3724] <... close_range resumed>) = 0 [pid 302] unlink("./708/binderfs" [pid 3728] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3724] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 3728] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3728] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3724] <... mkdirat resumed>) = 0 [pid 302] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3728] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3724] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3728] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./708/tracing" [pid 3724] <... mount resumed>) = 0 [pid 3728] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3724] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3727] <... prctl resumed>) = 0 [pid 302] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3727] setpgid(0, 0 [pid 3724] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3728] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3727] <... setpgid resumed>) = 0 [pid 3724] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./708/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3728] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 3728] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 3724] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3724] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 3728] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3724] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 3728] exit_group(0 [pid 3727] <... openat resumed>) = 3 [pid 3724] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3728] <... exit_group resumed>) = ? [pid 302] close(4 [pid 3727] write(3, "1000", 4 [pid 3724] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 3728] +++ exited with 0 +++ [pid 3727] <... write resumed>) = 4 [pid 3724] exit_group(0 [pid 302] rmdir("./708/tracing") = 0 [pid 3727] close(3 [pid 3724] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3) = 0 [pid 302] rmdir("./708" [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./709", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3729 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3729 [pid 301] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3724] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3727] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3727] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./692/binderfs" [pid 298] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 301] unlink("./692/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3729] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 301] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3729] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3727] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3727] write(1, "executing program\n", 18 [pid 301] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3727] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./692/tracing" [pid 298] newfstatat(AT_FDCWD, "./661/binderfs" [pid 3727] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3727] <... close_range resumed>) = 0 [pid 301] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./661/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 executing program [pid 301] openat(AT_FDCWD, "./692/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3727] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./675/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 299] unlink("./675/binderfs" [pid 298] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3727] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... unlink resumed>) = 0 [pid 3729] chdir("./709" [pid 3727] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 299] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3729] <... chdir resumed>) = 0 [pid 3727] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./661/tracing" [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3727] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 299] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3729] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3727] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3729] setpgid(0, 0 [pid 301] rmdir("./692/tracing" [pid 299] newfstatat(AT_FDCWD, "./675/tracing" [pid 3729] <... setpgid resumed>) = 0 [pid 3727] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./661/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3727] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3729] <... openat resumed>) = 3 [pid 3727] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3729] write(3, "1000", 4 [pid 299] openat(AT_FDCWD, "./675/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3729] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 3727] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./661/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3729] close(3 [pid 301] close(3 [pid 299] fstat(4 [pid 3729] <... close resumed>) = 0 [pid 3727] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 3729] symlink("/dev/binderfs", "./binderfs" [pid 3727] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./692" [pid 299] getdents64(4 [pid 298] fstat(4 [pid 3729] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3729] write(1, "executing program\n", 18 [pid 3727] exit_group(0 [pid 301] mkdir("./693", 0777 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3729] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3729] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] close(4 executing program [pid 3729] <... close_range resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3729] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3727] <... exit_group resumed>) = ? [pid 301] <... mkdir resumed>) = 0 [pid 299] rmdir("./675/tracing" [pid 298] getdents64(4 [pid 3729] <... mkdirat resumed>) = 0 [pid 3727] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3729] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 3729] <... mount resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3729] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] close(3 [pid 3729] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 3729] write(3, "p:s/p ./file0:0", 15 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3730 [pid 299] rmdir("./675" [pid 3729] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3729] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./676", 0777 [pid 298] rmdir("./661/tracing"ci2-android-5-10/strace-static-x86_64: Process 3730 attached [pid 3729] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 3729] creat(NULL, 0732 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3729] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3729] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3731 attached [pid 3730] set_robust_list(0x555557559760, 24 [pid 3729] <... exit_group resumed>) = ? [pid 3731] set_robust_list(0x555557559760, 24 [pid 3730] <... set_robust_list resumed>) = 0 [pid 3729] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3731 [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3730] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 3730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] <... set_robust_list resumed>) = 0 [pid 3730] chdir("./693" [pid 300] openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./661" [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./662", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 302] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3730] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3732 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./684/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3732 [pid 3732] set_robust_list(0x555557559760, 24) = 0 [pid 3732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3732] chdir("./662") = 0 [pid 3732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3732] setpgid(0, 0) = 0 [pid 3732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3730] <... prctl resumed>) = 0 [pid 302] umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3732] <... openat resumed>) = 3 [pid 3730] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./684/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3732] write(3, "1000", 4) = 4 [pid 3732] close(3) = 0 [pid 3732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3730] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./709/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3732] write(1, "executing program\n", 18 [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] unlink("./709/binderfs" [pid 3732] <... write resumed>) = 18 [pid 3732] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3732] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3730] <... openat resumed>) = 3 [pid 3732] <... mkdirat resumed>) = 0 [pid 3731] rt_sigprocmask(SIG_SETMASK, [] [pid 3730] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3730] <... write resumed>) = 4 [pid 300] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3732] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3730] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./684/tracing" [pid 3730] <... close resumed>) = 0 [pid 302] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3730] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3732] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./709/tracing" [pid 300] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3730] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3730] write(1, "executing program\n", 18 [pid 302] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./684/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3732] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./709/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 3730] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3730] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3730] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 302] getdents64(4 [pid 3732] <... openat resumed>) = 3 [pid 3730] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 3732] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3732] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3730] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3730] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 302] close(4 [pid 3732] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3730] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3730] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./709/tracing" [pid 300] rmdir("./684/tracing" [pid 3732] exit_group(0) = ? [pid 3732] +++ exited with 0 +++ [pid 3731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3730] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3730] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3730] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] close(3 [pid 3730] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 3730] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./709" [pid 3730] creat(NULL, 0732 [pid 300] rmdir("./684" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3730] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./710", 0777 [pid 300] mkdir("./685", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 3730] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3730] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3733 attached [pid 3733] set_robust_list(0x555557559760, 24) = 0 [pid 3733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3733 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3734 [pid 3733] chdir("./710") = 0 [pid 3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3733] setpgid(0, 0) = 0 [pid 3730] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3733] <... openat resumed>) = 3 [pid 3733] write(3, "1000", 4) = 4 [pid 3733] close(3) = 0 [pid 3733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3731] chdir("./676" executing program executing program [pid 3733] write(1, "executing program\n", 18) = 18 [pid 3733] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3733] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3731] <... chdir resumed>) = 0 [pid 3733] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 3733] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3731] <... prctl resumed>) = 0 [pid 3733] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3731] setpgid(0, 0 [pid 3733] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3733] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3733] exit_group(0) = ? [pid 3733] +++ exited with 0 +++ [pid 3731] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3734 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3734] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3734] <... set_robust_list resumed>) = 0 [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3734] chdir("./685") = 0 [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3734] setpgid(0, 0) = 0 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3731] <... openat resumed>) = 3 [pid 3734] write(3, "1000", 4) = 4 [pid 3734] close(3) = 0 [pid 3734] symlink("/dev/binderfs", "./binderfs" [pid 3731] write(3, "1000", 4 [pid 3734] <... symlink resumed>) = 0 [pid 3731] <... write resumed>) = 4 executing program [pid 298] <... restart_syscall resumed>) = 0 [pid 3734] write(1, "executing program\n", 18 [pid 3731] close(3 [pid 3734] <... write resumed>) = 18 [pid 3734] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3731] <... close resumed>) = 0 [pid 298] umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3734] <... close_range resumed>) = 0 [pid 3731] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3734] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3731] <... symlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3734] <... mkdirat resumed>) = 0 [pid 3731] write(1, "executing program\n", 18 [pid 298] fstat(3 [pid 3734] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3731] <... write resumed>) = 18 [pid 3734] <... mount resumed>) = 0 [pid 3731] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 3731] <... close_range resumed>) = 0 [pid 3734] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3731] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3734] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3734] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./662/binderfs" [pid 3734] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3734] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] unlink("./662/binderfs" [pid 3734] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3734] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3734] exit_group(0 [pid 3731] <... mkdirat resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3734] <... exit_group resumed>) = ? [pid 3731] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3734] +++ exited with 0 +++ [pid 3731] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3731] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./662/tracing" [pid 3731] <... openat resumed>) = 3 [pid 3731] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 298] umount2("./662/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./662/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3731] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 4 [pid 3731] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3731] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3731] creat(NULL, 0732 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3731] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3731] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3731] <... exit_group resumed>) = ? [pid 298] rmdir("./662/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./662" [pid 3731] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] mkdir("./663", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3735 [pid 301] openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3735 attached [pid 302] umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 302] openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3735] set_robust_list(0x555557559760, 24 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] fstat(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3735] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./693/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3735] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./710/binderfs" [pid 301] unlink("./693/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3735] chdir("./663" [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./710/binderfs" [pid 301] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3735] <... chdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./685/binderfs" [pid 299] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 302] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./685/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./693/tracing" [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./710/tracing" [pid 301] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./693/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./676/binderfs" [pid 3735] setpgid(0, 0) = 0 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./710/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./676/binderfs" [pid 302] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./685/tracing" [pid 3735] write(3, "1000", 4) = 4 [pid 299] <... unlink resumed>) = 0 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3735] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 301] close(4 [pid 300] openat(AT_FDCWD, "./685/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3735] <... close resumed>) = 0 [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./693/tracing" [pid 300] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./676/tracing" [pid 3735] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./710/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3735] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./676/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./693" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3735] write(1, "executing program\n", 18 [pid 302] rmdir("./710" [pid 299] <... openat resumed>) = 4 [pid 3735] <... write resumed>) = 18 [pid 3735] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 299] fstat(4 executing program [pid 3735] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./694", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./711", 0777 [pid 3735] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] rmdir("./685/tracing" [pid 299] getdents64(4 [pid 3735] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3735] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 3735] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3735] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3735] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3735] exit_group(0) = ? [pid 3735] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3736 [pid 300] rmdir("./685"ci2-android-5-10/strace-static-x86_64: Process 3736 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3737 [pid 299] <... close resumed>) = 0 [pid 3736] set_robust_list(0x555557559760, 24) = 0 [pid 3736] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./676/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./686", 0777 [pid 3736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3736] chdir("./711" [pid 299] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3736] <... chdir resumed>) = 0 [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 3736] <... openat resumed>) = 3 [pid 3736] write(3, "1000", 4) = 4 [pid 3736] close(3) = 0 [pid 3736] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./676" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3738 [pid 3736] <... symlink resumed>) = 0 [pid 3736] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./677", 0777 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3736] <... write resumed>) = 18 [pid 3736] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3736] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3738 attached ) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3736] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3736] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3738] set_robust_list(0x555557559760, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3736] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3736] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3736] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3736] creat(NULL, 0732 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3739 [pid 3736] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3736] exit_group(0 [pid 298] <... openat resumed>) = 3 [pid 3736] <... exit_group resumed>) = ? [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3739 attached [pid 3738] <... set_robust_list resumed>) = 0 [pid 3736] +++ exited with 0 +++ [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3737 attached [pid 3738] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 3737] set_robust_list(0x555557559760, 24) = 0 [pid 3737] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3737] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3737] chdir("./694" [pid 298] umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3737] <... chdir resumed>) = 0 [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3737] <... prctl resumed>) = 0 [pid 3737] setpgid(0, 0) = 0 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(AT_FDCWD, "./663/binderfs" [pid 3738] chdir("./686" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3738] <... chdir resumed>) = 0 [pid 3737] <... openat resumed>) = 3 [pid 298] unlink("./663/binderfs" [pid 3739] set_robust_list(0x555557559760, 24 [pid 3737] write(3, "1000", 4) = 4 [pid 3737] close(3 [pid 298] <... unlink resumed>) = 0 [pid 3737] <... close resumed>) = 0 [pid 298] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3737] write(1, "executing program\n", 18 [pid 298] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3737] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3737] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] newfstatat(AT_FDCWD, "./663/tracing" [pid 3737] <... close_range resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3737] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./663/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3739] <... set_robust_list resumed>) = 0 [pid 3738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3737] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3737] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./663/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3737] <... mount resumed>) = 0 [pid 298] fstat(4 [pid 3739] rt_sigprocmask(SIG_SETMASK, [] [pid 3738] <... prctl resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3737] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 3737] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3737] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 3738] setpgid(0, 0 [pid 3737] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3738] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 3737] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... close resumed>) = 0 [pid 3738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./663/tracing" [pid 3737] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3737] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3737] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 3737] <... exit_group resumed>) = ? [pid 298] getdents64(3 [pid 3738] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3738] write(3, "1000", 4 [pid 298] close(3 [pid 3739] chdir("./677" [pid 3738] <... write resumed>) = 4 [pid 3737] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 3738] close(3 [pid 298] rmdir("./663" [pid 3739] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 3738] <... close resumed>) = 0 [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3738] symlink("/dev/binderfs", "./binderfs" [pid 298] mkdir("./664", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3739] <... prctl resumed>) = 0 [pid 3739] setpgid(0, 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3738] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3738] write(1, "executing program\n", 18 [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 3739] <... setpgid resumed>) = 0 [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] fstat(3 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3738] <... write resumed>) = 18 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3740 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 3739] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3738] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3739] <... write resumed>) = 4 [pid 3739] close(3) = 0 [pid 3739] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3738] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./711/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3739] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./694/binderfs" [pid 3738] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./711/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3739] <... write resumed>) = 18 [pid 3739] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./694/binderfs" [pid 302] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3739] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 3739] <... mkdirat resumed>) = 0 executing program [pid 3738] <... mkdirat resumed>) = 0 [pid 301] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 3739] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3738] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./711/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./694/tracing" [pid 302] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3738] <... mount resumed>) = 0 executing program [pid 301] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./711/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3738] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./694/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 3739] <... mount resumed>) = 0 [pid 3738] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3740 attached [pid 302] getdents64(4 [pid 3738] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(4 [pid 3739] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 3738] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3738] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3738] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./711/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3739] <... openat resumed>) = 3 [pid 3739] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3738] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 3739] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 3739] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3738] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 3739] creat(NULL, 0732 [pid 302] close(3 [pid 301] rmdir("./694/tracing" [pid 3739] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3738] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 3739] exit_group(0) = ? [pid 3739] +++ exited with 0 +++ [pid 3740] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 executing program [pid 3740] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 3738] <... exit_group resumed>) = ? [pid 302] rmdir("./711" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3740] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3740] chdir("./664") = 0 [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3 [pid 302] mkdir("./712", 0777 [pid 3740] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./694" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3740] write(3, "1000", 4) = 4 [pid 3740] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] mkdir("./695", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3740] <... close resumed>) = 0 [pid 3740] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3740] write(1, "executing program\n", 18) = 18 [pid 3740] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3740] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3740] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3740] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3740] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3740] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3740] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3740] exit_group(0) = ? [pid 3740] +++ exited with 0 +++ [pid 3738] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3741 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3741 attached [pid 299] umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3741] set_robust_list(0x555557559760, 24) = 0 [pid 3741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3742 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3741] chdir("./712" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 300] umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3742 attached [pid 3741] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./686/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./677/binderfs" [pid 300] unlink("./686/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3741] <... prctl resumed>) = 0 [pid 3741] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] unlink("./677/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./686/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./677/tracing" [pid 298] openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./686/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 299] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./677/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./664/binderfs" [pid 300] rmdir("./686/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 298] unlink("./664/binderfs" [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 3741] write(3, "1000", 4) = 4 [pid 299] rmdir("./677/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3741] close(3) = 0 [pid 3741] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 299] getdents64(3 [pid 298] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 300] rmdir("./686" [pid 298] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3741] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./677" [pid 298] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./687", 0777 [pid 3741] write(1, "executing program\n", 18) = 18 [pid 3741] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3741] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 299] mkdir("./678", 0777 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3741] <... mkdirat resumed>) = 0 executing program [pid 3741] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./664/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3741] <... mount resumed>) = 0 [pid 3741] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3741] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./664/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3743 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3741] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3741] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3741] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3744 attached ci2-android-5-10/strace-static-x86_64: Process 3743 attached [pid 3742] set_robust_list(0x555557559760, 24 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3741] +++ exited with 0 +++ [pid 298] openat(AT_FDCWD, "./664/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3744 [pid 298] <... openat resumed>) = 4 [pid 3744] set_robust_list(0x555557559760, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 3743] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./664/tracing" [pid 3744] <... set_robust_list resumed>) = 0 [pid 3743] <... set_robust_list resumed>) = 0 [pid 3742] <... set_robust_list resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3744] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 3743] rt_sigprocmask(SIG_SETMASK, [] [pid 3744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3742] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3744] chdir("./678" [pid 3743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./664") = 0 [pid 298] mkdir("./665", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3744] <... chdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3743] chdir("./687" [pid 3742] chdir("./695"ci2-android-5-10/strace-static-x86_64: Process 3745 attached [pid 3744] <... prctl resumed>) = 0 [pid 3743] <... chdir resumed>) = 0 [pid 3745] set_robust_list(0x555557559760, 24 [pid 3744] setpgid(0, 0 [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3742] <... chdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3745 [pid 3745] <... set_robust_list resumed>) = 0 [pid 3744] <... setpgid resumed>) = 0 [pid 3743] <... prctl resumed>) = 0 [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3744] write(3, "1000", 4 [pid 3745] rt_sigprocmask(SIG_SETMASK, [] [pid 3744] <... write resumed>) = 4 [pid 3744] close(3) = 0 [pid 3744] symlink("/dev/binderfs", "./binderfs" [pid 3745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3743] setpgid(0, 0 [pid 3742] <... prctl resumed>) = 0 [pid 3744] <... symlink resumed>) = 0 [pid 3743] <... setpgid resumed>) = 0 [pid 3745] chdir("./665" [pid 3744] write(1, "executing program\n", 18 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3742] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3744] <... write resumed>) = 18 [pid 3745] <... chdir resumed>) = 0 executing program [pid 3744] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3744] <... close_range resumed>) = 0 [pid 3742] <... setpgid resumed>) = 0 [pid 302] umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3745] <... prctl resumed>) = 0 [pid 3744] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3743] <... openat resumed>) = 3 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3743] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3745] setpgid(0, 0 [pid 3744] <... mkdirat resumed>) = 0 [pid 3745] <... setpgid resumed>) = 0 [pid 3742] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 3744] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] fstat(3 [pid 3743] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3742] write(3, "1000", 4 [pid 3744] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 3743] close(3) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3742] <... write resumed>) = 4 [pid 3745] <... openat resumed>) = 3 [pid 302] umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3743] symlink("/dev/binderfs", "./binderfs" [pid 3745] write(3, "1000", 4 [pid 3744] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3742] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3745] <... write resumed>) = 4 [pid 3744] <... openat resumed>) = 3 [pid 3742] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./712/binderfs" [pid 3745] close(3 [pid 3744] write(3, "p:s/p ./file0:0", 15 [pid 3743] <... symlink resumed>) = 0 [pid 3742] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3743] write(1, "executing program\n", 18 [pid 302] unlink("./712/binderfs" [pid 3745] <... close resumed>) = 0 [pid 3742] <... symlink resumed>) = 0 [pid 3743] <... write resumed>) = 18 executing program [pid 302] <... unlink resumed>) = 0 [pid 3745] symlink("/dev/binderfs", "./binderfs" [pid 3744] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3742] write(1, "executing program\n", 18 [pid 302] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3743] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3743] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3745] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3742] <... write resumed>) = 18 executing program [pid 3745] write(1, "executing program\n", 18 [pid 3744] openat(AT_FDCWD, NULL, O_WRONLY executing program [pid 302] newfstatat(AT_FDCWD, "./712/tracing" [pid 3745] <... write resumed>) = 18 [pid 3744] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3742] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3743] <... mkdirat resumed>) = 0 [pid 3743] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3745] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3744] creat(NULL, 0732 [pid 3743] <... mount resumed>) = 0 [pid 3742] <... close_range resumed>) = 0 [pid 302] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3743] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3745] <... close_range resumed>) = 0 [pid 3742] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./712/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3745] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3744] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 3743] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 3743] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3744] exit_group(0 [pid 302] getdents64(4 [pid 3744] <... exit_group resumed>) = ? [pid 3743] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3745] <... mkdirat resumed>) = 0 [pid 3742] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 3743] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3743] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3742] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 3743] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 3743] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./712/tracing" [pid 3745] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3742] <... mount resumed>) = 0 [pid 3743] exit_group(0) = ? [pid 3745] <... mount resumed>) = 0 [pid 3744] +++ exited with 0 +++ [pid 3743] +++ exited with 0 +++ [pid 3742] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 3745] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3742] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3742] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 3745] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./712" [pid 300] umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 3745] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./713", 0777 [pid 3742] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./678/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3745] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3745] openat(AT_FDCWD, NULL, O_WRONLY [pid 3742] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] unlink("./678/binderfs" [pid 3745] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3742] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3745] creat(NULL, 0732 [pid 3742] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3745] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3742] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3746 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3746 attached [pid 3745] exit_group(0 [pid 3742] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3745] <... exit_group resumed>) = ? [pid 3742] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3746] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3746] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./678/tracing" [pid 3746] rt_sigprocmask(SIG_SETMASK, [] [pid 3745] +++ exited with 0 +++ [pid 3742] +++ exited with 0 +++ [pid 300] newfstatat(AT_FDCWD, "./687/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./687/binderfs" [pid 299] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./678/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./687/tracing" [pid 301] openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./687/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] fstat(4 [pid 299] getdents64(4 [pid 301] umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./695/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 301] unlink("./695/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] close(4 [pid 299] rmdir("./678/tracing" [pid 301] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] rmdir("./687/tracing" [pid 3746] chdir("./713" [pid 301] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./695/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3746] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] getdents64(3 [pid 301] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./687" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3746] <... prctl resumed>) = 0 [pid 301] openat(AT_FDCWD, "./695/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 3746] setpgid(0, 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3746] <... setpgid resumed>) = 0 [pid 301] fstat(4 [pid 300] mkdir("./688", 0777 [pid 299] rmdir("./678" [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3746] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./679", 0777 [pid 3746] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3746] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3746] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3747 attached [pid 3746] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3747 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3747] set_robust_list(0x555557559760, 24 [pid 3746] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./695/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3747] <... set_robust_list resumed>) = 0 [pid 3746] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3746] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3748 [pid 3747] rt_sigprocmask(SIG_SETMASK, [] [pid 3746] <... write resumed>) = 18 executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3746] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3746] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3746] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./695" [pid 3747] chdir("./688"ci2-android-5-10/strace-static-x86_64: Process 3748 attached [pid 3748] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3748] chdir("./679" [pid 3746] <... mkdirat resumed>) = 0 [pid 3747] <... chdir resumed>) = 0 [pid 301] mkdir("./696", 0777 [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3746] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3748] <... chdir resumed>) = 0 [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3748] setpgid(0, 0) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3747] <... prctl resumed>) = 0 [pid 3746] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3747] setpgid(0, 0 [pid 3746] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3746] <... openat resumed>) = 3 [pid 3747] <... setpgid resumed>) = 0 [pid 3746] write(3, "p:s/p ./file0:0", 15 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3746] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3748] <... openat resumed>) = 3 [pid 3748] write(3, "1000", 4) = 4 [pid 3748] close(3 [pid 3746] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3749 [pid 3746] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3746] creat(NULL, 0732 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3746] <... creat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3749 attached [pid 3748] <... close resumed>) = 0 [pid 3747] <... openat resumed>) = 3 [pid 3746] exit_group(0 [pid 3747] write(3, "1000", 4 [pid 3746] <... exit_group resumed>) = ? [pid 3748] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3748] write(1, "executing program\n", 18) = 18 [pid 3748] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3746] +++ exited with 0 +++ [pid 3747] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3747] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3747] <... close resumed>) = 0 [pid 3748] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3747] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 3747] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3747] write(1, "executing program\n", 18 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 3747] <... write resumed>) = 18 [pid 302] umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3747] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] newfstatat(AT_FDCWD, "./713/binderfs" [pid 3747] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./713/binderfs" [pid 3749] set_robust_list(0x555557559760, 24 [pid 3747] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 3748] <... mkdirat resumed>) = 0 [pid 302] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] <... set_robust_list resumed>) = 0 [pid 3748] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3748] <... mount resumed>) = 0 [pid 3747] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./713/tracing" [pid 298] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3748] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3747] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3749] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./713/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3748] <... openat resumed>) = 3 [pid 3747] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3749] chdir("./696" [pid 3748] write(3, "p:s/p ./file0:0", 15 [pid 3747] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./665/binderfs" [pid 3748] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3747] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3749] <... chdir resumed>) = 0 [pid 3748] openat(AT_FDCWD, NULL, O_WRONLY [pid 3747] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 298] unlink("./665/binderfs" [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3748] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3747] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... unlink resumed>) = 0 [pid 3749] <... prctl resumed>) = 0 [pid 3748] creat(NULL, 0732 [pid 3747] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 298] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] setpgid(0, 0 [pid 3748] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3747] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3749] <... setpgid resumed>) = 0 [pid 3748] exit_group(0 [pid 3747] creat(NULL, 0732 [pid 302] close(4 [pid 298] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3748] <... exit_group resumed>) = ? [pid 3747] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./713/tracing" [pid 298] newfstatat(AT_FDCWD, "./665/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 298] umount2("./665/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3748] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3747] exit_group(0 [pid 302] close(3 [pid 298] openat(AT_FDCWD, "./665/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3749] <... openat resumed>) = 3 [pid 3747] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 4 [pid 302] rmdir("./713" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3747] +++ exited with 0 +++ [pid 302] mkdir("./714", 0777 [pid 298] getdents64(4 [pid 3749] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3749] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4 [pid 3749] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4 [pid 3749] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3749] symlink("/dev/binderfs", "./binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3750 [pid 298] rmdir("./665/tracing" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3749] <... symlink resumed>) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./665"ci2-android-5-10/strace-static-x86_64: Process 3750 attached [pid 3749] write(1, "executing program\n", 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 298] mkdir("./666", 0777 [pid 3750] set_robust_list(0x555557559760, 24 [pid 3749] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3749] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3750] <... set_robust_list resumed>) = 0 [pid 3749] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3751 attached [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3751 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3750] rt_sigprocmask(SIG_SETMASK, [] [pid 3749] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3750] chdir("./714") = 0 [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3750] setpgid(0, 0) = 0 [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... openat resumed>) = 3 [pid 3750] write(3, "1000", 4) = 4 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3750] close(3) = 0 [pid 3750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3749] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3750] write(1, "executing program\n", 18) = 18 executing program [pid 3750] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3750] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3751] set_robust_list(0x555557559760, 24 [pid 3750] <... mkdirat resumed>) = 0 [pid 3749] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 3 [pid 3750] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3750] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 3750] <... openat resumed>) = 3 [pid 3749] <... mount resumed>) = 0 [pid 3750] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3750] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3750] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3750] exit_group(0) = ? [pid 3751] <... set_robust_list resumed>) = 0 [pid 3750] +++ exited with 0 +++ [pid 3749] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3751] chdir("./666") = 0 [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 3749] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./688/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3749] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3751] <... openat resumed>) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] unlink("./688/binderfs" [pid 299] umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3751] write(1, "executing program\n", 18) = 18 [pid 3751] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 executing program [pid 3749] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3749] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./679/binderfs" [pid 3751] <... close_range resumed>) = 0 [pid 3751] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3749] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3749] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./679/binderfs" [pid 3749] exit_group(0 [pid 3751] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3751] <... mount resumed>) = 0 [pid 3749] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./688/tracing" [pid 299] <... unlink resumed>) = 0 [pid 3751] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3751] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3751] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3751] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3751] exit_group(0 [pid 3749] +++ exited with 0 +++ [pid 299] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3751] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3751] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./688/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./679/tracing" [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 299] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./679/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] close(4 [pid 299] fstat(4 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./688/tracing" [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 302] openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./679/tracing" [pid 302] fstat(3 [pid 300] rmdir("./688" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./714/binderfs" [pid 300] mkdir("./689", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./714/binderfs") = 0 [pid 302] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 302] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./714/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./679" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./714/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3752 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./680", 0777 [pid 298] fstat(3 [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 301] umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./714/tracing" [pid 301] newfstatat(AT_FDCWD, "./696/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 302] getdents64(3 [pid 301] unlink("./696/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(3 [pid 301] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] rmdir("./714" [pid 301] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3753 attached [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3753 [pid 298] umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./715", 0777 [pid 301] newfstatat(AT_FDCWD, "./696/tracing" [pid 3753] set_robust_list(0x555557559760, 24 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./666/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./696/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3753] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3754 [pid 301] fstat(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./696/tracing") = 0 [pid 298] unlink("./666/binderfs" [pid 3753] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3752 attached , 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3752] set_robust_list(0x555557559760, 24 [pid 301] close(3 [pid 3752] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3752] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./696"ci2-android-5-10/strace-static-x86_64: Process 3754 attached [pid 3753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3752] chdir("./689" [pid 301] mkdir("./697", 0777 [pid 3754] set_robust_list(0x555557559760, 24 [pid 3753] chdir("./680" [pid 3752] <... chdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3752] <... prctl resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3752] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3754] <... set_robust_list resumed>) = 0 [pid 3753] <... chdir resumed>) = 0 [pid 3752] <... setpgid resumed>) = 0 [pid 298] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3755 [pid 3752] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3752] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3752] <... write resumed>) = 4 [pid 3752] close(3) = 0 [pid 3752] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3753] <... prctl resumed>) = 0 executing program [pid 3752] write(1, "executing program\n", 18) = 18 [pid 3752] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3752] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3753] setpgid(0, 0 [pid 3754] rt_sigprocmask(SIG_SETMASK, [] [pid 3752] <... mkdirat resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./666/tracing"ci2-android-5-10/strace-static-x86_64: Process 3755 attached [pid 3752] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3753] <... setpgid resumed>) = 0 [pid 3752] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3752] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3752] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3752] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3752] exit_group(0) = ? [pid 3755] set_robust_list(0x555557559760, 24 [pid 3754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3752] +++ exited with 0 +++ [pid 298] umount2("./666/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3753] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3755] <... set_robust_list resumed>) = 0 [pid 3754] chdir("./715" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3753] write(3, "1000", 4) = 4 [pid 3753] close(3) = 0 [pid 3753] symlink("/dev/binderfs", "./binderfs" [pid 3754] <... chdir resumed>) = 0 [pid 3753] <... symlink resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./666/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3753] write(1, "executing program\n", 18) = 18 [pid 298] <... openat resumed>) = 4 [pid 3753] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] fstat(4 executing program [pid 3753] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3755] rt_sigprocmask(SIG_SETMASK, [] [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3753] <... mkdirat resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3753] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3754] <... prctl resumed>) = 0 [pid 3753] <... mount resumed>) = 0 [pid 298] getdents64(4 [pid 3755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3753] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3753] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] getdents64(4 [pid 3753] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3753] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] close(4 [pid 3753] exit_group(0) = ? [pid 298] <... close resumed>) = 0 [pid 3755] chdir("./697" [pid 3754] setpgid(0, 0 [pid 3753] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./666/tracing" [pid 3754] <... setpgid resumed>) = 0 [pid 3755] <... chdir resumed>) = 0 [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3755] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] rmdir("./666" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3755] write(3, "1000", 4) = 4 [pid 3755] close(3) = 0 [pid 3755] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 3754] <... openat resumed>) = 3 [pid 3755] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3754] write(3, "1000", 4 [pid 298] mkdir("./667", 0777 [pid 300] umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3755] <... write resumed>) = 18 [pid 3755] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3755] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3754] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 executing program [pid 3755] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3754] close(3 [pid 300] newfstatat(AT_FDCWD, "./689/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3755] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3754] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3755] <... openat resumed>) = 3 [pid 300] unlink("./689/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3754] symlink("/dev/binderfs", "./binderfs" [pid 3755] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 3755] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3755] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3755] exit_group(0) = ? [pid 3755] +++ exited with 0 +++ [pid 3754] <... symlink resumed>) = 0 [pid 300] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3754] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3756 [pid 299] openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3754] <... write resumed>) = 18 [pid 300] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 executing program [pid 3754] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3754] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./689/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3756 attached [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3754] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./689/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3756] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./680/binderfs" [pid 300] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./680/binderfs" [pid 300] getdents64(4 [pid 3756] <... set_robust_list resumed>) = 0 [pid 3756] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3754] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 3754] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3754] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./689/tracing" [pid 3754] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./680/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 3754] <... openat resumed>) = 3 [pid 301] umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./697/binderfs" [pid 3754] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./697/binderfs" [pid 300] <... close resumed>) = 0 [pid 3756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] rmdir("./689" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3756] chdir("./667" [pid 3754] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3756] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./680/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3754] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 3756] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 3756] setpgid(0, 0 [pid 3754] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./697/tracing" [pid 300] mkdir("./690", 0777 [pid 3756] <... setpgid resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3756] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3756] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./697/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3756] <... write resumed>) = 4 [pid 3754] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 3756] close(3 [pid 301] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3756] <... close resumed>) = 0 [pid 3754] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3756] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 3756] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3756] write(1, "executing program\n", 18 [pid 301] getdents64(4 [pid 3756] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3756] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(4 [pid 299] getdents64(4 [pid 3756] <... close_range resumed>) = 0 executing program [pid 3754] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3756] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./697/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3757 [pid 299] close(4 [pid 3756] <... mkdirat resumed>) = 0 [pid 3754] <... exit_group resumed>) = ? [pid 301] <... rmdir resumed>) = 0 [pid 3756] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 3756] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./680/tracing" [pid 3756] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(3 [pid 3756] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3756] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./697" [pid 3756] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3754] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3756] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] mkdir("./698", 0777 [pid 299] getdents64(3 [pid 3756] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3756] creat(NULL, 0732 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3756] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 3756] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3756] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3758 attached [pid 3756] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3758 [pid 299] rmdir("./680" [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3757 attached [pid 3757] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./681", 0777 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3757] chdir("./690") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3757] <... prctl resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3757] setpgid(0, 0) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3757] write(3, "1000", 4) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 3757] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3759 [pid 3757] <... close resumed>) = 0 [pid 3757] symlink("/dev/binderfs", "./binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3757] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3757] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3757] <... write resumed>) = 18 executing program [pid 302] <... openat resumed>) = 3 [pid 3757] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 [pid 3757] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3757] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 3758] set_robust_list(0x555557559760, 24 [pid 3757] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3757] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3757] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./715/binderfs" [pid 3757] <... openat resumed>) = 3 [pid 3757] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./715/binderfs" [pid 298] umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3757] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3757] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 302] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./715/tracing" [pid 3757] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3757] <... exit_group resumed>) = ? [pid 3758] <... set_robust_list resumed>) = 0 [pid 3757] +++ exited with 0 +++ [pid 302] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./715/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./667/binderfs" [pid 302] fstat(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 298] unlink("./667/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3759 attached [pid 3759] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3759] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 3759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3759] chdir("./681" [pid 302] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./715/tracing" [pid 3759] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3759] setpgid(0, 0) = 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./667/tracing" [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./667/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./667/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./715" [pid 3759] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 3759] write(3, "1000", 4) = 4 [pid 3759] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] mkdir("./716", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3759] <... close resumed>) = 0 [pid 3759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3759] write(1, "executing program\n", 18) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3759] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3759] <... close_range resumed>) = 0 [pid 3759] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3760 [pid 3759] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./667/tracing" [pid 3759] <... mount resumed>) = 0 [pid 3759] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3759] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 3759] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(3 [pid 3759] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3759] creat(NULL, 0732 [pid 298] close(3 [pid 3759] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3759] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 3759] <... exit_group resumed>) = ? [pid 298] rmdir("./667" [pid 3759] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3760 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3760] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] mkdir("./668", 0777 [pid 300] umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3760] <... set_robust_list resumed>) = 0 [pid 3760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3760] chdir("./716") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(3 [pid 3760] <... prctl resumed>) = 0 [pid 3760] setpgid(0, 0) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3760] write(3, "1000", 4) = 4 [pid 3760] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3761 [pid 300] getdents64(3 [pid 3760] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3760] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./690/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3758] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./690/binderfs" [pid 3760] <... symlink resumed>) = 0 [pid 3760] write(1, "executing program\n", 18 [pid 3758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3760] <... write resumed>) = 18 [pid 300] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3758] chdir("./698" [pid 3760] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = 0 [pid 3758] <... chdir resumed>) = 0 [pid 300] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3760] <... close_range resumed>) = 0 [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3760] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3758] <... prctl resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./690/tracing" [pid 3760] <... mkdirat resumed>) = 0 [pid 3758] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3758] <... setpgid resumed>) = 0 [pid 300] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3760] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3760] <... mount resumed>) = 0 [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] openat(AT_FDCWD, "./690/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 3760] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3760] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3760] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3758] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3760] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3758] write(3, "1000", 4 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3758] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3758] close(3 [pid 300] close(4 [pid 299] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 299] fstat(3 [pid 3758] <... close resumed>) = 0 [pid 300] rmdir("./690/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3760] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3760] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3760] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3758] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3760] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./681/binderfs" [pid 300] rmdir("./690" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3760] +++ exited with 0 +++ [pid 3758] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] unlink("./681/binderfs" [pid 3758] write(1, "executing program\n", 18 [pid 300] mkdir("./691", 0777ci2-android-5-10/strace-static-x86_64: Process 3761 attached [pid 299] <... unlink resumed>) = 0 [pid 3761] set_robust_list(0x555557559760, 24) = 0 [pid 3761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3758] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 299] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3758] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3758] <... close_range resumed>) = 0 [pid 299] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3761] chdir("./668") = 0 [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3761] setpgid(0, 0) = 0 [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3758] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3762 [pid 299] newfstatat(AT_FDCWD, "./681/tracing" [pid 3761] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3761] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3761] <... write resumed>) = 4 [pid 299] openat(AT_FDCWD, "./681/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3758] <... mkdirat resumed>) = 0 [pid 3761] close(3 [pid 299] <... openat resumed>) = 4 [pid 3758] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(4 [pid 3761] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3761] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 3758] <... mount resumed>) = 0 [pid 3761] <... symlink resumed>) = 0 [pid 3758] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3761] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 3758] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3761] <... write resumed>) = 18 [pid 3758] write(3, "p:s/p ./file0:0", 15 [pid 299] close(4 [pid 3761] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... close resumed>) = 0 [pid 3761] <... close_range resumed>) = 0 [pid 299] rmdir("./681/tracing" [pid 3758] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 3761] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3758] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 3761] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3758] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 3761] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3758] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3761] <... openat resumed>) = 3 [pid 3758] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 3761] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 3761] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3758] exit_group(0 [pid 299] rmdir("./681" [pid 3761] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3761] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3761] exit_group(0) = ? [pid 3761] +++ exited with 0 +++ [pid 3758] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./682", 0777ci2-android-5-10/strace-static-x86_64: Process 3762 attached [pid 3762] set_robust_list(0x555557559760, 24) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] chdir("./691" [pid 299] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3762] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3762] setpgid(0, 0) = 0 [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] fstat(3 [pid 3762] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3763 [pid 3762] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3762] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3758] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./716/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./716/binderfs" [pid 3762] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 3762] write(1, "executing program\n", 18 [pid 302] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] <... write resumed>) = 18 [pid 3762] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] <... umount2 resumed>) = 0 [pid 3762] <... close_range resumed>) = 0 [pid 3762] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./716/tracing" [pid 301] umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 298] umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./716/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./698/binderfs" [pid 298] fstat(3 [pid 3762] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./698/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 3762] <... mount resumed>) = 0 [pid 302] rmdir("./716/tracing" [pid 301] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3762] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./698/tracing" [pid 3762] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 301] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3762] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3762] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 301] openat(AT_FDCWD, "./698/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3762] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./668/binderfs" [pid 3762] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./716" [pid 301] fstat(4 [pid 3762] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3762] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 3762] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./668/binderfs" [pid 302] mkdir("./717", 0777 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./698/tracing") = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./698" [pid 298] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3763 attached [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3763] set_robust_list(0x555557559760, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] mkdir("./699", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 3763] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3763] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3764 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3763] chdir("./682" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3765 attached [pid 3763] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3765 [pid 300] openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./668/tracing" [pid 3763] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3763] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3763] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(3 [pid 3763] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./668/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3763] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./668/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3763] <... write resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./691/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 300] unlink("./691/binderfs" [pid 3763] close(3) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3763] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 3763] write(1, "executing program\n", 18 [pid 300] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3763] <... write resumed>) = 18 [pid 298] close(4 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./668/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3763] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3763] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3765] set_robust_list(0x555557559760, 24 [pid 3763] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./691/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 3763] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3763] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 300] openat(AT_FDCWD, "./691/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] rmdir("./668" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3764 attached [pid 3763] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3764] set_robust_list(0x555557559760, 24 [pid 3763] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] mkdir("./669", 0777 [pid 3764] <... set_robust_list resumed>) = 0 [pid 3763] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3764] rt_sigprocmask(SIG_SETMASK, [] [pid 3763] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3763] openat(AT_FDCWD, NULL, O_WRONLY [pid 3764] chdir("./717" [pid 3763] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3764] <... chdir resumed>) = 0 [pid 3763] creat(NULL, 0732 [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3763] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3764] <... prctl resumed>) = 0 [pid 3763] exit_group(0 [pid 300] getdents64(4 [pid 298] <... mkdir resumed>) = 0 [pid 3764] setpgid(0, 0 [pid 3763] <... exit_group resumed>) = ? [pid 3765] <... set_robust_list resumed>) = 0 [pid 3764] <... setpgid resumed>) = 0 [pid 3763] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./691/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3764] write(3, "1000", 4) = 4 [pid 3764] close(3) = 0 [pid 3764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3764] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3766 [pid 300] getdents64(3 [pid 3764] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 3764] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 [pid 3764] <... close_range resumed>) = 0 [pid 300] rmdir("./691" executing program [pid 3764] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3764] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] mkdir("./692", 0777 [pid 3764] <... mount resumed>) = 0 [pid 3764] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3764] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 3764] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3764] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3764] creat(NULL, 0732 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3764] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3764] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3767 attached [pid 3765] rt_sigprocmask(SIG_SETMASK, [] [pid 3764] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3766 attached [pid 3766] set_robust_list(0x555557559760, 24 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3767 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3766] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3766] chdir("./669" [pid 3765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3766] <... chdir resumed>) = 0 [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3766] setpgid(0, 0) = 0 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3765] chdir("./699" [pid 3767] set_robust_list(0x555557559760, 24 [pid 3766] <... openat resumed>) = 3 [pid 3766] write(3, "1000", 4) = 4 [pid 3766] close(3 [pid 3765] <... chdir resumed>) = 0 [pid 3766] <... close resumed>) = 0 executing program [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3766] symlink("/dev/binderfs", "./binderfs" [pid 3767] <... set_robust_list resumed>) = 0 [pid 3766] <... symlink resumed>) = 0 [pid 3765] <... prctl resumed>) = 0 [pid 3766] write(1, "executing program\n", 18) = 18 [pid 3766] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3766] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3767] rt_sigprocmask(SIG_SETMASK, [] [pid 3766] <... mkdirat resumed>) = 0 [pid 3765] setpgid(0, 0 [pid 3766] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3765] <... setpgid resumed>) = 0 [pid 3766] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3766] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3766] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3766] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3766] exit_group(0) = ? [pid 3767] chdir("./692" [pid 3766] +++ exited with 0 +++ [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3767] <... chdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3767] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3765] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3765] write(3, "1000", 4 [pid 302] fstat(3 [pid 3767] <... openat resumed>) = 3 [pid 3765] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3767] write(3, "1000", 4 [pid 3765] close(3 [pid 302] getdents64(3 [pid 3767] <... write resumed>) = 4 [pid 3767] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3765] <... close resumed>) = 0 [pid 302] umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3767] <... close resumed>) = 0 [pid 3765] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./717/binderfs" [pid 3767] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3767] write(1, "executing program\n", 18 [pid 302] unlink("./717/binderfs" [pid 3765] <... symlink resumed>) = 0 [pid 3767] <... write resumed>) = 18 [pid 3767] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3765] write(1, "executing program\n", 18 [pid 302] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program executing program [pid 3767] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3765] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 3767] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3765] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3765] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] <... mount resumed>) = 0 [pid 3765] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./717/tracing" [pid 3767] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3767] <... openat resumed>) = 3 [pid 302] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3767] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./717/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3767] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3765] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 3765] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(3 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 3765] <... mount resumed>) = 0 [pid 302] close(4 [pid 3767] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3765] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 299] umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./717/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3767] exit_group(0) = ? [pid 3767] +++ exited with 0 +++ [pid 3765] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./682/binderfs" [pid 3765] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3765] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./682/binderfs" [pid 3765] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 3765] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./717" [pid 299] <... unlink resumed>) = 0 [pid 3765] creat(NULL, 0732 [pid 299] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3765] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./718", 0777 [pid 299] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./682/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3765] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3765] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./682/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4) = 0 [pid 299] rmdir("./682/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3768 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3765] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./682" [pid 298] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./683", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3769 attached [pid 300] umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3769 [pid 298] newfstatat(AT_FDCWD, "./669/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] unlink("./669/binderfs" [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3768 attached [pid 3768] set_robust_list(0x555557559760, 24 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3768] <... set_robust_list resumed>) = 0 [pid 300] getdents64(3 [pid 298] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3769] set_robust_list(0x555557559760, 24 [pid 3768] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3769] <... set_robust_list resumed>) = 0 [pid 3769] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./692/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./669/tracing" [pid 300] unlink("./692/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3768] chdir("./718" [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./669/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] chdir("./683" [pid 3768] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./669/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 3769] <... chdir resumed>) = 0 [pid 3768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3768] setpgid(0, 0 [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3768] <... setpgid resumed>) = 0 [pid 3769] <... prctl resumed>) = 0 [pid 3768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3769] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 300] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3769] <... setpgid resumed>) = 0 [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] newfstatat(AT_FDCWD, "./692/tracing" [pid 298] getdents64(4 [pid 301] umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 3769] <... openat resumed>) = 3 [pid 3768] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./692/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] fstat(4 [pid 298] rmdir("./669/tracing" [pid 3769] write(3, "1000", 4 [pid 3768] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3769] <... write resumed>) = 4 [pid 3768] <... write resumed>) = 4 [pid 3769] close(3 [pid 3768] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] <... close resumed>) = 0 [pid 3768] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./699/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 301] unlink("./699/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3769] symlink("/dev/binderfs", "./binderfs" [pid 3768] symlink("/dev/binderfs", "./binderfs" [pid 3769] <... symlink resumed>) = 0 [pid 3768] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] close(4 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./669" [pid 3769] write(1, "executing program\n", 18 [pid 3768] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = 0 [pid 300] rmdir("./692/tracing" [pid 3769] <... write resumed>) = 18 [pid 3768] <... write resumed>) = 18 [pid 3769] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3768] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3769] <... close_range resumed>) = 0 [pid 3768] <... close_range resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3769] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3768] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./670", 0777 [pid 301] newfstatat(AT_FDCWD, "./699/tracing" [pid 300] getdents64(3 [pid 3769] <... mkdirat resumed>) = 0 [pid 3768] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3769] mount(NULL, "./tracing", "tracefs", 0, NULL executing program executing program [pid 3768] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3769] <... mount resumed>) = 0 [pid 3768] <... mount resumed>) = 0 [pid 301] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./699/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./692" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 3769] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3768] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3769] <... openat resumed>) = 3 [pid 3768] <... openat resumed>) = 3 [pid 3769] write(3, "p:s/p ./file0:0", 15 [pid 3768] write(3, "p:s/p ./file0:0", 15 [pid 3769] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3768] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4 [pid 300] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./693", 0777 [pid 3769] openat(AT_FDCWD, NULL, O_WRONLY [pid 3768] openat(AT_FDCWD, NULL, O_WRONLY [pid 3769] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3768] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3769] creat(NULL, 0732 [pid 3768] creat(NULL, 0732 [pid 3769] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3768] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3769] exit_group(0 [pid 3768] exit_group(0 [pid 3769] <... exit_group resumed>) = ? [pid 3768] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3770 attached [pid 3769] +++ exited with 0 +++ [pid 3768] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3770 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./699/tracing"ci2-android-5-10/strace-static-x86_64: Process 3771 attached [pid 3771] set_robust_list(0x555557559760, 24) = 0 [pid 3771] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3771 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3771] chdir("./693" [pid 301] close(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./699" [pid 302] openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3771] <... chdir resumed>) = 0 [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3771] setpgid(0, 0) = 0 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 301] mkdir("./700", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3771] <... openat resumed>) = 3 [pid 3771] write(3, "1000", 4) = 4 [pid 3771] close(3) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3771] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(AT_FDCWD, "./718/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3772 [pid 299] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./718/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./683/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] unlink("./683/binderfs" [pid 3770] set_robust_list(0x555557559760, 24 [pid 302] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./718/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./683/tracing" [pid 302] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./718/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./683/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 3771] <... symlink resumed>) = 0 [pid 3770] <... set_robust_list resumed>) = 0 [pid 302] fstat(4 [pid 299] fstat(4 [pid 3771] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3771] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 3771] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3771] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 3771] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3771] <... mkdirat resumed>) = 0 [pid 3770] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3771] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 299] <... close resumed>) = 0 [pid 3771] <... mount resumed>) = 0 [pid 299] rmdir("./683/tracing" [pid 3771] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3771] <... openat resumed>) = 3 [pid 302] rmdir("./718/tracing" [pid 299] getdents64(3 [pid 3771] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3771] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 3771] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 3771] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] rmdir("./683" [pid 3771] creat(NULL, 0732 [pid 3770] chdir("./670" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3771] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] mkdir("./684", 0777 [pid 3771] exit_group(0 [pid 3770] <... chdir resumed>) = 0 [pid 302] close(3 [pid 299] <... mkdir resumed>) = 0 [pid 3771] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3771] +++ exited with 0 +++ [pid 3770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./718" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./719", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3773 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3772 attached [pid 3772] set_robust_list(0x555557559760, 24 [pid 302] <... mkdir resumed>) = 0 [pid 3772] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3772] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3772] chdir("./700") = 0 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3772] setpgid(0, 0) = 0 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3774 [pid 3770] <... prctl resumed>) = 0 [pid 3772] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3772] <... write resumed>) = 4 [pid 3772] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3772] <... close resumed>) = 0 [pid 3772] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3770] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 3774 attached [pid 3772] write(1, "executing program\n", 18) = 18 executing program [pid 3772] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3772] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3774] set_robust_list(0x555557559760, 24 [pid 3772] <... mkdirat resumed>) = 0 [pid 3770] <... setpgid resumed>) = 0 [pid 3772] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3772] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3772] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3772] openat(AT_FDCWD, NULL, O_WRONLY [pid 3770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3772] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3772] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3770] <... openat resumed>) = 3 [pid 3772] exit_group(0) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 3770] write(3, "1000", 4 [pid 3772] +++ exited with 0 +++ [pid 3770] <... write resumed>) = 4 [pid 300] umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3770] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3773 attached [pid 3770] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3770] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 3 [pid 3773] set_robust_list(0x555557559760, 24 [pid 300] fstat(3 [pid 3773] <... set_robust_list resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3773] rt_sigprocmask(SIG_SETMASK, [] [pid 3770] <... symlink resumed>) = 0 [pid 300] getdents64(3 [pid 3773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3773] chdir("./684" [pid 3770] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3773] <... chdir resumed>) = 0 [pid 3770] <... write resumed>) = 18 [pid 300] umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3770] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3773] <... prctl resumed>) = 0 [pid 3773] setpgid(0, 0) = 0 [pid 3770] <... close_range resumed>) = 0 executing program [pid 300] newfstatat(AT_FDCWD, "./693/binderfs" [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3770] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] unlink("./693/binderfs" [pid 3773] <... openat resumed>) = 3 [pid 3773] write(3, "1000", 4 [pid 300] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3773] <... write resumed>) = 4 [pid 3773] close(3 [pid 300] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3773] <... close resumed>) = 0 [pid 3773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... umount2 resumed>) = 0 [pid 301] umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3773] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3770] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./693/tracing" [pid 301] <... openat resumed>) = 3 [pid 3770] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3773] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./693/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3770] <... mount resumed>) = 0 [pid 301] umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3770] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./700/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3770] <... openat resumed>) = 3 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 3770] write(3, "p:s/p ./file0:0", 15 [pid 301] unlink("./700/binderfs" [pid 3773] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3773] <... close_range resumed>) = 0 [pid 3773] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 301] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3770] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3774] <... set_robust_list resumed>) = 0 [pid 3773] <... mkdirat resumed>) = 0 [pid 3770] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 300] close(4 [pid 301] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3770] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./693/tracing" [pid 3770] creat(NULL, 0732 [pid 301] newfstatat(AT_FDCWD, "./700/tracing" [pid 3773] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3773] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 3770] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3773] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 3773] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3770] exit_group(0 [pid 301] openat(AT_FDCWD, "./700/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3773] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(4 [pid 300] rmdir("./693" [pid 3773] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3770] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3773] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3773] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] mkdir("./694", 0777 [pid 3773] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3770] +++ exited with 0 +++ [pid 301] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./700/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3775 attached [pid 3775] set_robust_list(0x555557559760, 24) = 0 [pid 3775] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3775 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 [pid 3775] chdir("./694" [pid 301] <... close resumed>) = 0 [pid 3775] <... chdir resumed>) = 0 [pid 301] rmdir("./700" [pid 3775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3775] setpgid(0, 0) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./701", 0777 [pid 299] umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./684/binderfs") = 0 [pid 299] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3776 [pid 3775] write(3, "1000", 4) = 4 [pid 3775] close(3) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3775] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3774] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 3774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./684/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./684/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3774] chdir("./719" [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3774] <... chdir resumed>) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./684/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 3774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 3774] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./684" [pid 3774] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 3775] <... symlink resumed>) = 0 [pid 299] mkdir("./685", 0777 [pid 298] umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3775] write(1, "executing program\n", 18 [pid 3774] <... setpgid resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3775] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3775] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3775] <... close_range resumed>) = 0 [pid 3774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3777 attached [pid 3775] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3774] <... openat resumed>) = 3 [pid 3777] set_robust_list(0x555557559760, 24 [pid 3775] <... mkdirat resumed>) = 0 [pid 3774] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3777 [pid 298] <... openat resumed>) = 3 [pid 3775] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3775] <... mount resumed>) = 0 [pid 3774] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3777] <... set_robust_list resumed>) = 0 [pid 298] fstat(3 [pid 3775] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3775] <... openat resumed>) = 3 [pid 3774] close(3 [pid 298] getdents64(3 [pid 3775] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3774] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3775] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3774] symlink("/dev/binderfs", "./binderfs" [pid 3775] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3775] creat(NULL, 0732 [pid 298] newfstatat(AT_FDCWD, "./670/binderfs" [pid 3775] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3775] exit_group(0 [pid 3774] <... symlink resumed>) = 0 [pid 298] unlink("./670/binderfs" [pid 3775] <... exit_group resumed>) = ? [pid 3777] rt_sigprocmask(SIG_SETMASK, [] [pid 3775] +++ exited with 0 +++ [pid 3774] write(1, "executing program\n", 18 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3774] <... write resumed>) = 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3776 attached executing program [pid 3774] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 3776] set_robust_list(0x555557559760, 24 [pid 3774] <... close_range resumed>) = 0 [pid 298] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3776] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3774] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./670/tracing" [pid 3776] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3776] chdir("./701") = 0 [pid 298] umount2("./670/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3776] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./670/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3776] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 3776] <... setpgid resumed>) = 0 [pid 298] fstat(4 [pid 3776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3774] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3776] <... openat resumed>) = 3 [pid 3774] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3776] write(3, "1000", 4 [pid 298] getdents64(4 [pid 3776] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3774] <... mount resumed>) = 0 [pid 298] close(4 [pid 3776] close(3 [pid 3774] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 3776] <... close resumed>) = 0 [pid 298] rmdir("./670/tracing" [pid 3774] <... openat resumed>) = 3 [pid 3777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3776] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 3776] <... symlink resumed>) = 0 [pid 3774] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(3 [pid 3777] chdir("./685" [pid 3776] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3776] <... write resumed>) = 18 [pid 298] close(3 [pid 3776] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3776] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 [pid 3774] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] rmdir("./670" executing program [pid 3776] <... mkdirat resumed>) = 0 [pid 3774] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3776] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./671", 0777 [pid 3774] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3776] <... mount resumed>) = 0 [pid 3776] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 3774] creat(NULL, 0732 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3774] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3774] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 3778 attached [pid 3777] <... chdir resumed>) = 0 [pid 3776] write(3, "p:s/p ./file0:0", 15 [pid 3774] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3776] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3776] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3778 [pid 3776] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 3776] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3776] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3776] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3774] +++ exited with 0 +++ [pid 300] umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3776] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./694/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3776] +++ exited with 0 +++ [pid 300] unlink("./694/binderfs" [pid 3777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3778] set_robust_list(0x555557559760, 24) = 0 [pid 3778] rt_sigprocmask(SIG_SETMASK, [] [pid 3777] <... prctl resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... unlink resumed>) = 0 [pid 3777] setpgid(0, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3777] <... setpgid resumed>) = 0 [pid 3778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3778] chdir("./671" [pid 300] <... umount2 resumed>) = 0 [pid 3777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3778] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./694/tracing" [pid 3778] <... prctl resumed>) = 0 [pid 3778] setpgid(0, 0) = 0 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3778] <... openat resumed>) = 3 [pid 3777] <... openat resumed>) = 3 [pid 300] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./694/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3778] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3777] write(3, "1000", 4 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./694/tracing" [pid 3778] <... write resumed>) = 4 [pid 3777] <... write resumed>) = 4 [pid 3778] close(3) = 0 [pid 3777] close(3) = 0 [pid 3778] symlink("/dev/binderfs", "./binderfs" [pid 3777] symlink("/dev/binderfs", "./binderfs" [pid 3778] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 3778] write(1, "executing program\n", 18 [pid 3777] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 executing program [pid 300] rmdir("./694" [pid 3778] <... write resumed>) = 18 [pid 3777] write(1, "executing program\n", 18 [pid 3778] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3777] <... write resumed>) = 18 [pid 300] <... rmdir resumed>) = 0 executing program [pid 3778] <... close_range resumed>) = 0 [pid 3777] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] mkdir("./695", 0777 [pid 3778] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3777] <... close_range resumed>) = 0 [pid 3778] <... mkdirat resumed>) = 0 [pid 3777] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 3778] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3777] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3778] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3777] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3777] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3777] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3778] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3779 [pid 3777] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3778] <... openat resumed>) = 3 [pid 3777] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3777] creat(NULL, 0732 [pid 3778] write(3, "p:s/p ./file0:0", 15 [pid 3777] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3778] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3777] exit_group(0) = ? [pid 3777] +++ exited with 0 +++ [pid 3778] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3779 attached [pid 3779] set_robust_list(0x555557559760, 24 [pid 3778] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3779] <... set_robust_list resumed>) = 0 [pid 3779] rt_sigprocmask(SIG_SETMASK, [] [pid 3778] creat(NULL, 0732 [pid 3779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3779] chdir("./695" [pid 3778] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3779] <... chdir resumed>) = 0 [pid 3779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3779] setpgid(0, 0) = 0 [pid 3779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3779] write(3, "1000", 4) = 4 [pid 3779] close(3) = 0 [pid 3779] symlink("/dev/binderfs", "./binderfs" [pid 3778] exit_group(0 [pid 3779] <... symlink resumed>) = 0 [pid 3778] <... exit_group resumed>) = ? [pid 3779] write(1, "executing program\n", 18) = 18 [pid 3779] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3778] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3779] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3779] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3779] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3779] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3779] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3779] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3779] exit_group(0) = ? [pid 3779] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 301] umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(3 [pid 299] fstat(3 [pid 298] openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] getdents64(3 [pid 298] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./719/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] unlink("./719/binderfs" [pid 301] umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./701/binderfs" [pid 299] newfstatat(AT_FDCWD, "./685/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./671/binderfs" [pid 302] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./701/binderfs" [pid 299] unlink("./685/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./671/binderfs" [pid 302] newfstatat(AT_FDCWD, "./719/tracing" [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./719/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./701/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./685/tracing" [pid 298] newfstatat(AT_FDCWD, "./671/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./671/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./701/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./685/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./671/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] fstat(4 [pid 298] fstat(4 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./719/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 300] umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 300] openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] close(4 [pid 302] close(3 [pid 301] close(4 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 298] rmdir("./671/tracing" [pid 302] rmdir("./719" [pid 301] rmdir("./701/tracing" [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 300] umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 300] newfstatat(AT_FDCWD, "./695/binderfs" [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./720", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./685/tracing" [pid 298] rmdir("./671" [pid 302] <... mkdir resumed>) = 0 [pid 300] unlink("./695/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] mkdir("./672", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 300] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 300] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3780 attached [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./695/tracing" [pid 299] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3781 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3780 [pid 301] rmdir("./701" [pid 300] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./695/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./702", 0777 [pid 300] fstat(4 [pid 299] rmdir("./685" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./695/tracing") = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] mkdir("./686", 0777 [pid 300] rmdir("./695") = 0 [pid 300] mkdir("./696", 0777ci2-android-5-10/strace-static-x86_64: Process 3781 attached [pid 3780] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3781] set_robust_list(0x555557559760, 24 [pid 3780] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 3782 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3782 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3782] set_robust_list(0x555557559760, 24 [pid 3781] <... set_robust_list resumed>) = 0 [pid 3780] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3782] <... set_robust_list resumed>) = 0 [pid 3781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3781] chdir("./672") = 0 [pid 3780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3781] setpgid(0, 0) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3781] write(3, "1000", 4) = 4 [pid 3781] close(3 [pid 3780] chdir("./720" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3783 [pid 3781] <... close resumed>) = 0 [pid 3781] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3784 attached [pid 3782] rt_sigprocmask(SIG_SETMASK, [] [pid 3781] <... symlink resumed>) = 0 [pid 3780] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3784 [pid 3781] write(1, "executing program\n", 18) = 18 executing program [pid 3781] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3781] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3784] set_robust_list(0x555557559760, 24 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3782] chdir("./696" [pid 3781] <... mkdirat resumed>) = 0 [pid 3780] <... prctl resumed>) = 0 [pid 3781] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3784] <... set_robust_list resumed>) = 0 [pid 3782] <... chdir resumed>) = 0 [pid 3781] <... mount resumed>) = 0 [pid 3780] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3781] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3781] <... openat resumed>) = 3 [pid 3780] <... setpgid resumed>) = 0 [pid 3781] write(3, "p:s/p ./file0:0", 15 [pid 3784] rt_sigprocmask(SIG_SETMASK, [] [pid 3782] <... prctl resumed>) = 0 [pid 3781] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3781] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3781] creat(NULL, 0732 [pid 3780] <... openat resumed>) = 3 [pid 3781] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3781] exit_group(0) = ? [pid 3784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3782] setpgid(0, 0 [pid 3781] +++ exited with 0 +++ [pid 3780] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 3783 attached [pid 3783] set_robust_list(0x555557559760, 24) = 0 [pid 3783] rt_sigprocmask(SIG_SETMASK, [] [pid 3782] <... setpgid resumed>) = 0 [pid 3780] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3784] chdir("./686" [pid 3783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3783] chdir("./702") = 0 [pid 3783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3783] setpgid(0, 0) = 0 [pid 3783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3780] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3783] <... openat resumed>) = 3 [pid 3780] <... close resumed>) = 0 [pid 3783] write(3, "1000", 4 [pid 3780] symlink("/dev/binderfs", "./binderfs" [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3783] <... write resumed>) = 4 [pid 3780] <... symlink resumed>) = 0 [pid 3783] close(3) = 0 [pid 3783] symlink("/dev/binderfs", "./binderfs" [pid 3782] <... openat resumed>) = 3 [pid 3780] write(1, "executing program\n", 18 [pid 3784] <... chdir resumed>) = 0 executing program [pid 3783] <... symlink resumed>) = 0 [pid 3782] write(3, "1000", 4 [pid 3780] <... write resumed>) = 18 [pid 3783] write(1, "executing program\n", 18 [pid 3780] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3783] <... write resumed>) = 18 [pid 3780] <... close_range resumed>) = 0 executing program [pid 3783] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3780] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3783] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3780] <... mkdirat resumed>) = 0 [pid 3783] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3780] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... restart_syscall resumed>) = 0 [pid 3780] <... mount resumed>) = 0 [pid 3780] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3783] <... mount resumed>) = 0 [pid 3780] <... openat resumed>) = 3 [pid 3780] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3783] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3780] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3780] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3780] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3783] <... openat resumed>) = 3 [pid 3780] creat(NULL, 0732 [pid 298] <... openat resumed>) = 3 [pid 3780] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(3 [pid 3783] write(3, "p:s/p ./file0:0", 15 [pid 3780] exit_group(0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3780] <... exit_group resumed>) = ? [pid 298] getdents64(3 [pid 3783] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3783] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3783] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3783] exit_group(0 [pid 3780] +++ exited with 0 +++ [pid 3783] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3783] +++ exited with 0 +++ [pid 3782] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3784] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3784] setpgid(0, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./672/binderfs" [pid 302] umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./672/binderfs" [pid 3784] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(3 [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3784] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 3784] write(3, "1000", 4 [pid 302] umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3784] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3784] close(3 [pid 302] newfstatat(AT_FDCWD, "./720/binderfs" [pid 3784] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./720/binderfs" [pid 298] newfstatat(AT_FDCWD, "./672/tracing" [pid 3784] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3782] close(3 [pid 302] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3782] <... close resumed>) = 0 [pid 302] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3784] write(1, "executing program\n", 18 [pid 3782] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] umount2("./672/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3784] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 3784] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3784] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./672/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3784] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3782] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./720/tracing" [pid 301] umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 3782] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] fstat(4 [pid 3784] <... mkdirat resumed>) = 0 [pid 3782] <... write resumed>) = 18 [pid 302] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3784] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3782] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 3782] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./720/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3782] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3784] <... mount resumed>) = 0 [pid 3782] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 301] getdents64(3 [pid 3782] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./702/binderfs" [pid 298] rmdir("./672/tracing" [pid 3782] <... mount resumed>) = 0 [pid 302] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3784] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3784] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3782] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 301] unlink("./702/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 302] rmdir("./720/tracing" [pid 3784] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 3784] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3784] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 3782] <... openat resumed>) = 3 [pid 301] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 298] getdents64(3 [pid 3784] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = 0 [pid 3784] +++ exited with 0 +++ [pid 3782] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 3782] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./702/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3782] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./720" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 3782] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3782] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./721", 0777 [pid 298] rmdir("./672" [pid 3782] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3782] exit_group(0 [pid 301] openat(AT_FDCWD, "./702/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 3782] <... exit_group resumed>) = ? [pid 3782] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] mkdir("./673", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] fstat(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3785 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3785 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 3785] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3786 attached [pid 3785] <... set_robust_list resumed>) = 0 [pid 301] close(4 [pid 3785] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3786 [pid 3786] set_robust_list(0x555557559760, 24 [pid 3785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./702/tracing" [pid 3786] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3786] rt_sigprocmask(SIG_SETMASK, [] [pid 3785] chdir("./721" [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3786] chdir("./673" [pid 3785] <... chdir resumed>) = 0 [pid 301] close(3 [pid 3786] <... chdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rmdir("./702" [pid 3786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3786] setpgid(0, 0) = 0 [pid 3786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 3785] <... prctl resumed>) = 0 [pid 301] mkdir("./703", 0777 [pid 3786] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3785] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3786] write(3, "1000", 4 [pid 3785] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3786] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3786] close(3) = 0 [pid 3786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3786] write(1, "executing program\n", 18) = 18 [pid 3785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 3786] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3787 [pid 3785] <... openat resumed>) = 3 [pid 3786] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3785] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3786] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3785] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3787 attached [pid 3786] <... mkdirat resumed>) = 0 [pid 3785] close(3 [pid 3786] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3787] set_robust_list(0x555557559760, 24 [pid 3785] <... close resumed>) = 0 [pid 3787] <... set_robust_list resumed>) = 0 [pid 3786] <... mount resumed>) = 0 [pid 3785] symlink("/dev/binderfs", "./binderfs" [pid 3786] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3786] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3785] <... symlink resumed>) = 0 [pid 3786] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3786] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3785] write(1, "executing program\n", 18 [pid 3786] creat(NULL, 0732 [pid 3785] <... write resumed>) = 18 executing program [pid 3787] rt_sigprocmask(SIG_SETMASK, [] [pid 3786] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3785] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3786] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3786] <... exit_group resumed>) = ? [pid 3785] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3787] chdir("./703" [pid 3786] +++ exited with 0 +++ [pid 3785] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3785] <... mkdirat resumed>) = 0 [pid 300] umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./696/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./696/binderfs" [pid 299] getdents64(3 [pid 3787] <... chdir resumed>) = 0 [pid 3785] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3785] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3785] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3785] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./696/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./686/binderfs" [pid 3785] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3785] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3785] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./696/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./686/binderfs" [pid 3785] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3785] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3785] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] close(4) = 0 [pid 3785] +++ exited with 0 +++ [pid 299] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./696/tracing" [pid 3787] <... prctl resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./686/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 3787] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3787] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./696" [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./697", 0777 [pid 3787] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./686/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3787] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3787] <... write resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 3787] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3788 [pid 3787] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 302] umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3787] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] close(4 [pid 302] fstat(3 [pid 299] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./686/tracing" [pid 302] getdents64(3 [pid 298] umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3788 attached [pid 3788] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 3787] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./721/binderfs" [pid 298] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 3787] write(1, "executing program\n", 18 [pid 302] unlink("./721/binderfs" [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 302] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./686" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3788] chdir("./697") = 0 [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3788] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3787] <... write resumed>) = 18 [pid 299] mkdir("./687", 0777 [pid 298] newfstatat(AT_FDCWD, "./673/binderfs" [pid 3787] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 3788] <... setpgid resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3787] <... close_range resumed>) = 0 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./673/binderfs" [pid 302] newfstatat(AT_FDCWD, "./721/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3788] <... openat resumed>) = 3 [pid 3788] write(3, "1000", 4) = 4 [pid 3788] close(3) = 0 [pid 302] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3788] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3787] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./721/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3789 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./673/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 298] umount2("./673/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 298] openat(AT_FDCWD, "./673/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 3788] <... symlink resumed>) = 0 [pid 3788] write(1, "executing program\n", 18) = 18 [pid 3788] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3788] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./721/tracing" [pid 298] <... openat resumed>) = 4 executing program [pid 3788] <... mkdirat resumed>) = 0 [pid 3787] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 3787] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] close(3 [pid 3788] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./721" [pid 298] getdents64(4 [pid 3787] <... mount resumed>) = 0 [pid 3788] <... mount resumed>) = 0 [pid 3788] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3787] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] mkdir("./722", 0777 [pid 298] close(4 [pid 3788] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3788] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./673/tracing" [pid 3787] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3788] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3788] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3788] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3787] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 3788] <... exit_group resumed>) = ? [pid 3788] +++ exited with 0 +++ [pid 3787] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(3 [pid 3787] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3790 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3787] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 3787] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 3787] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./673"ci2-android-5-10/strace-static-x86_64: Process 3789 attached [pid 3789] set_robust_list(0x555557559760, 24) = 0 [pid 3789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3787] exit_group(0 [pid 298] mkdir("./674", 0777 [pid 3789] chdir("./687") = 0 [pid 3789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3789] setpgid(0, 0) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3787] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3789] <... openat resumed>) = 3 [pid 3787] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3789] write(3, "1000", 4) = 4 [pid 3789] close(3) = 0 [pid 3789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3790 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3791 [pid 3789] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3789] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3789] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3790] set_robust_list(0x555557559760, 24 [pid 3789] <... close_range resumed>) = 0 [pid 3790] <... set_robust_list resumed>) = 0 [pid 3789] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3790] rt_sigprocmask(SIG_SETMASK, [] [pid 3789] <... mkdirat resumed>) = 0 [pid 3789] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3790] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3789] <... mount resumed>) = 0 [pid 3789] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3790] chdir("./722" [pid 3789] write(3, "p:s/p ./file0:0", 15 [pid 3790] <... chdir resumed>) = 0 [pid 3789] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3789] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3789] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3789] exit_group(0) = ? [pid 3790] <... prctl resumed>) = 0 [pid 3790] setpgid(0, 0 [pid 3789] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3791 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3791] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3791] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3791] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 3791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3791] chdir("./674" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./697/binderfs" [pid 3791] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] unlink("./697/binderfs" [pid 3791] <... prctl resumed>) = 0 [pid 3791] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3790] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./697/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./697/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 4 [pid 3791] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 3790] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 3791] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3790] write(3, "1000", 4 [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3790] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3791] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3790] close(3 [pid 301] fstat(3 [pid 300] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 3791] close(3 [pid 301] getdents64(3 [pid 300] rmdir("./697/tracing" [pid 299] umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3790] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3791] <... close resumed>) = 0 [pid 3791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3790] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./703/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./703/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3791] write(1, "executing program\n", 18) = 18 [pid 3791] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 300] rmdir("./697" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3790] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3791] <... close_range resumed>) = 0 [pid 3791] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3790] write(1, "executing program\n", 18 [pid 301] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3791] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3790] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./698", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./703/tracing" [pid 3791] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3791] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3790] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./687/binderfs" [pid 3790] <... close_range resumed>) = 0 [pid 301] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3790] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./703/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./687/binderfs" [pid 301] <... openat resumed>) = 4 [pid 3791] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3791] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3791] exit_group(0) = ? [pid 3791] +++ exited with 0 +++ [pid 3790] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3792 [pid 299] <... unlink resumed>) = 0 [pid 3790] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3792 attached [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3790] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 3790] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./687/tracing" [pid 3790] <... openat resumed>) = 3 [pid 301] rmdir("./703/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3792] set_robust_list(0x555557559760, 24) = 0 [pid 3792] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 3790] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 299] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 299] openat(AT_FDCWD, "./687/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3792] chdir("./698" [pid 299] fstat(4 [pid 301] rmdir("./703" [pid 3790] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3792] <... chdir resumed>) = 0 [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3792] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3790] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] mkdir("./704", 0777 [pid 3790] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 3790] creat(NULL, 0732 [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] close(4 [pid 3790] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 299] <... close resumed>) = 0 [pid 3792] <... openat resumed>) = 3 [pid 3792] write(3, "1000", 4) = 4 [pid 3792] close(3) = 0 [pid 3792] symlink("/dev/binderfs", "./binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3790] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3793 [pid 299] rmdir("./687/tracing" [pid 298] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3792] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3792] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3790] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] newfstatat(AT_FDCWD, "./674/binderfs" [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./687" [pid 298] unlink("./674/binderfs" [pid 3792] <... write resumed>) = 18 [pid 3792] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3792] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 3792] <... mkdirat resumed>) = 0 [pid 299] mkdir("./688", 0777 [pid 298] <... unlink resumed>) = 0 [pid 3792] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3792] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3792] write(3, "p:s/p ./file0:0", 15 [pid 3790] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3792] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3792] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3792] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3792] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3794 [pid 298] newfstatat(AT_FDCWD, "./674/tracing" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./674/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3792] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program ci2-android-5-10/strace-static-x86_64: Process 3794 attached [pid 3792] +++ exited with 0 +++ [pid 298] openat(AT_FDCWD, "./674/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3793 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 3793] set_robust_list(0x555557559760, 24 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3793] <... set_robust_list resumed>) = 0 [pid 298] getdents64(4 [pid 3793] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3794] set_robust_list(0x555557559760, 24 [pid 298] getdents64(4 [pid 3794] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 3793] chdir("./704" [pid 298] <... close resumed>) = 0 [pid 3793] <... chdir resumed>) = 0 [pid 298] rmdir("./674/tracing" [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3793] setpgid(0, 0) = 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3793] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3794] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3793] write(3, "1000", 4 [pid 298] close(3 [pid 3793] <... write resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 3793] close(3 [pid 298] rmdir("./674" [pid 3793] <... close resumed>) = 0 [pid 3793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3793] write(1, "executing program\n", 18 [pid 298] mkdir("./675", 0777 [pid 3793] <... write resumed>) = 18 [pid 3793] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3793] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 298] <... mkdir resumed>) = 0 [pid 3793] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3793] <... mount resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3793] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3793] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3793] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3793] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3795 [pid 3793] exit_group(0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3793] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3794] chdir("./688" [pid 3793] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3795 attached [pid 3795] set_robust_list(0x555557559760, 24 [pid 3794] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3795] <... set_robust_list resumed>) = 0 [pid 3795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 3795] chdir("./675" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 3795] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./722/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 302] unlink("./722/binderfs" [pid 3794] <... prctl resumed>) = 0 [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3795] <... prctl resumed>) = 0 [pid 3795] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3794] setpgid(0, 0 [pid 302] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3795] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./698/binderfs" [pid 3794] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./698/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./722/tracing" [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3795] <... openat resumed>) = 3 [pid 3794] <... openat resumed>) = 3 [pid 302] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3794] write(3, "1000", 4 [pid 300] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./722/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3794] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3794] close(3 [pid 302] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./698/tracing" [pid 3794] <... close resumed>) = 0 [pid 302] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3794] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3795] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./698/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3795] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 302] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 302] rmdir("./722/tracing" [pid 3795] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3795] <... close resumed>) = 0 [pid 3795] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 3794] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 3794] write(1, "executing program\n", 18 [pid 301] umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3794] <... write resumed>) = 18 [pid 302] rmdir("./722" [pid 300] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3795] <... symlink resumed>) = 0 [pid 3795] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 executing program [pid 3794] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 3 [pid 300] rmdir("./698/tracing" [pid 302] mkdir("./723", 0777 [pid 3794] <... close_range resumed>) = 0 [pid 301] fstat(3 [pid 3795] <... write resumed>) = 18 [pid 3795] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3795] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3795] <... mkdirat resumed>) = 0 executing program [pid 3794] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 3795] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3795] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3795] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3796 [pid 301] newfstatat(AT_FDCWD, "./704/binderfs" [pid 300] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./698" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./704/binderfs" [pid 3795] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3795] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 3795] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3795] exit_group(0 [pid 301] <... unlink resumed>) = 0 [pid 300] mkdir("./699", 0777 [pid 301] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3795] <... exit_group resumed>) = ? [pid 3795] +++ exited with 0 +++ [pid 3794] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3794] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./704/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3796 attached [pid 3796] set_robust_list(0x555557559760, 24) = 0 [pid 3796] rt_sigprocmask(SIG_SETMASK, [] [pid 3794] <... mount resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3797 attached [pid 301] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3797 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3794] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./704/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3797] set_robust_list(0x555557559760, 24 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3797] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 3794] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3797] rt_sigprocmask(SIG_SETMASK, [] [pid 3794] write(3, "p:s/p ./file0:0", 15 [pid 3797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 3796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3796] chdir("./723" [pid 3794] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3797] chdir("./699" [pid 3794] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 3797] <... chdir resumed>) = 0 [pid 3794] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3794] creat(NULL, 0732 [pid 301] close(4 [pid 3797] <... prctl resumed>) = 0 [pid 3794] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3797] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 3794] exit_group(0 [pid 3797] <... setpgid resumed>) = 0 [pid 301] rmdir("./704/tracing" [pid 3794] <... exit_group resumed>) = ? [pid 3796] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 3797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3796] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3796] setpgid(0, 0 [pid 301] close(3 [pid 3796] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3794] +++ exited with 0 +++ [pid 301] rmdir("./704" [pid 3797] <... openat resumed>) = 3 [pid 3797] write(3, "1000", 4 [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] mkdir("./705", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3796] <... openat resumed>) = 3 [pid 3796] write(3, "1000", 4) = 4 [pid 3796] close(3) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3796] symlink("/dev/binderfs", "./binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3796] <... symlink resumed>) = 0 [pid 298] umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3798 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3796] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3797] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3797] close(3 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3797] <... close resumed>) = 0 [pid 3796] <... write resumed>) = 18 executing program [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3796] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 3797] symlink("/dev/binderfs", "./binderfs" [pid 3796] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3796] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3797] <... symlink resumed>) = 0 [pid 3797] write(1, "executing program\n", 18 [pid 3796] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3797] <... write resumed>) = 18 [pid 298] newfstatat(AT_FDCWD, "./675/binderfs" [pid 3796] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3797] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3797] <... close_range resumed>) = 0 [pid 3796] <... mount resumed>) = 0 [pid 298] unlink("./675/binderfs" [pid 3796] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3796] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 3797] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3796] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3796] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3796] creat(NULL, 0732 [pid 3797] <... mkdirat resumed>) = 0 [pid 3796] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 3797] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3796] exit_group(0 [pid 298] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3796] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3797] <... mount resumed>) = 0 [pid 3796] +++ exited with 0 +++ [pid 298] newfstatat(AT_FDCWD, "./675/tracing" [pid 3797] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPENDci2-android-5-10/strace-static-x86_64: Process 3798 attached [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3797] <... openat resumed>) = 3 [pid 298] umount2("./675/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3797] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3798] set_robust_list(0x555557559760, 24 [pid 298] openat(AT_FDCWD, "./675/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3797] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 4 [pid 3797] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(4 [pid 3798] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3797] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 3797] creat(NULL, 0732 [pid 3798] rt_sigprocmask(SIG_SETMASK, [] [pid 3797] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 3797] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3798] chdir("./705" [pid 3797] <... exit_group resumed>) = ? [pid 298] close(4 [pid 3798] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./675/tracing" [pid 3798] <... prctl resumed>) = 0 [pid 3798] setpgid(0, 0) = 0 [pid 3798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3798] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3798] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3798] <... write resumed>) = 4 [pid 298] close(3 [pid 3797] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./675" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3798] close(3) = 0 [pid 3798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 3798] write(1, "executing program\n", 18 [pid 298] mkdir("./676", 0777 [pid 3798] <... write resumed>) = 18 [pid 3798] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3798] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3798] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 3798] <... mount resumed>) = 0 [pid 3798] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3798] write(3, "p:s/p ./file0:0", 15 [pid 299] openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 3798] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3799 [pid 299] fstat(3 [pid 302] getdents64(3 [pid 3798] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3798] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./723/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3798] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] unlink("./723/binderfs" [pid 299] umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3798] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3798] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./688/binderfs" [pid 3798] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./688/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3798] +++ exited with 0 +++ [pid 302] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./723/tracing" [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 302] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./723/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 3799 attached [pid 302] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./688/tracing" [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./699/binderfs" [pid 302] getdents64(4 [pid 299] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3799] set_robust_list(0x555557559760, 24 [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./699/binderfs" [pid 302] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./688/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3799] <... set_robust_list resumed>) = 0 [pid 302] rmdir("./723/tracing" [pid 300] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3799] chdir("./676" [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 302] close(3 [pid 300] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./723" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./699/tracing" [pid 299] getdents64(4 [pid 3799] <... chdir resumed>) = 0 [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3799] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 300] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./724", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./688/tracing" [pid 3799] <... setpgid resumed>) = 0 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./699/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3 [pid 300] fstat(4 [pid 299] close(3 [pid 3799] <... close resumed>) = 0 [pid 3799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3799] write(1, "executing program\n", 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3800 [pid 301] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 3799] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3799] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 299] rmdir("./688" [pid 301] umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3799] <... close_range resumed>) = 0 executing program [pid 3799] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 3799] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./705/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] mkdir("./689", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./699/tracing" [pid 3799] <... mount resumed>) = 0 [pid 3799] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 3799] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] unlink("./705/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3799] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3799] creat(NULL, 0732 [pid 300] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 3799] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3799] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3801 attached [pid 3799] +++ exited with 0 +++ [pid 301] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./699" [pid 301] newfstatat(AT_FDCWD, "./705/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3801 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3800 attached [pid 3800] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3800] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./700", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3800] chdir("./724" [pid 300] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./705/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(4 [pid 3800] <... chdir resumed>) = 0 [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3800] setpgid(0, 0) = 0 [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3800] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3802 [pid 3801] set_robust_list(0x555557559760, 24 [pid 3800] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 3800] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 3800] close(3 [pid 301] rmdir("./705/tracing" [pid 3800] <... close resumed>) = 0 [pid 3800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3800] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3800] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 301] close(3 [pid 3800] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 3800] <... close_range resumed>) = 0 [pid 301] rmdir("./705" [pid 298] umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3800] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3801] <... set_robust_list resumed>) = 0 [pid 3800] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3800] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] mkdir("./706", 0777 [pid 298] openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3800] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3800] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3800] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(3 [pid 3800] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3800] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3800] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3803 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3800] <... exit_group resumed>) = ? [pid 298] newfstatat(AT_FDCWD, "./676/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3803 attached [pid 3801] rt_sigprocmask(SIG_SETMASK, [] [pid 3800] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3802 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./676/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3802] set_robust_list(0x555557559760, 24) = 0 [pid 3802] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 3801] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3802] chdir("./700" [pid 298] <... umount2 resumed>) = 0 [pid 3802] <... chdir resumed>) = 0 [pid 298] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3802] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./676/tracing" [pid 3802] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3802] <... setpgid resumed>) = 0 [pid 298] umount2("./676/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3802] <... openat resumed>) = 3 [pid 3801] chdir("./689" [pid 298] openat(AT_FDCWD, "./676/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3803] set_robust_list(0x555557559760, 24 [pid 3802] write(3, "1000", 4 [pid 298] <... openat resumed>) = 4 [pid 3802] <... write resumed>) = 4 [pid 298] fstat(4 [pid 3802] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3801] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3802] <... close resumed>) = 0 [pid 3801] <... prctl resumed>) = 0 [pid 298] getdents64(4 [pid 3802] symlink("/dev/binderfs", "./binderfs" [pid 3801] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3803] <... set_robust_list resumed>) = 0 [pid 3802] <... symlink resumed>) = 0 [pid 3801] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 3802] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 3802] <... write resumed>) = 18 [pid 298] rmdir("./676/tracing" [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3802] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 3802] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] getdents64(3 [pid 3801] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3803] rt_sigprocmask(SIG_SETMASK, [] [pid 3802] <... mkdirat resumed>) = 0 [pid 3801] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] close(3 [pid 3802] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./676" [pid 3801] <... write resumed>) = 4 [pid 302] umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3802] <... mount resumed>) = 0 [pid 3801] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 3802] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3801] <... close resumed>) = 0 [pid 298] mkdir("./677", 0777 [pid 3801] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 3 [pid 3802] <... openat resumed>) = 3 [pid 3802] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] fstat(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3801] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3801] write(1, "executing program\n", 18 [pid 302] umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3802] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3802] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3802] exit_group(0) = ? [pid 3803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3802] +++ exited with 0 +++ [pid 3801] <... write resumed>) = 18 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./724/binderfs" [pid 3801] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3804 [pid 3801] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./724/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3801] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3804 attached [pid 302] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3804] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 3804] <... set_robust_list resumed>) = 0 [pid 302] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3804] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./724/tracing" [pid 3804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3801] <... mkdirat resumed>) = 0 [pid 302] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3804] chdir("./677" [pid 3801] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3804] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./724/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 3801] <... mount resumed>) = 0 [pid 302] fstat(4 [pid 3804] <... prctl resumed>) = 0 [pid 3801] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3804] setpgid(0, 0 [pid 302] getdents64(4 [pid 3804] <... setpgid resumed>) = 0 [pid 3801] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3801] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 3803] chdir("./706" [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3801] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3801] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3801] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3801] creat(NULL, 0732 [pid 302] rmdir("./724/tracing" [pid 300] openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3803] <... chdir resumed>) = 0 [pid 3804] <... openat resumed>) = 3 [pid 3803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 3803] <... prctl resumed>) = 0 [pid 300] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3801] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 3803] setpgid(0, 0 [pid 300] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 3803] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3801] exit_group(0 [pid 302] rmdir("./724" [pid 300] umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3804] write(3, "1000", 4) = 4 [pid 3803] <... openat resumed>) = 3 [pid 3801] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./725", 0777 [pid 300] newfstatat(AT_FDCWD, "./700/binderfs" [pid 3804] close(3 [pid 3803] write(3, "1000", 4 [pid 3804] <... close resumed>) = 0 [pid 3803] <... write resumed>) = 4 [pid 3804] symlink("/dev/binderfs", "./binderfs" [pid 3803] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./700/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3804] <... symlink resumed>) = 0 [pid 3803] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... unlink resumed>) = 0 [pid 3804] write(1, "executing program\n", 18 [pid 3803] symlink("/dev/binderfs", "./binderfs" [pid 3804] <... write resumed>) = 18 [pid 3803] <... symlink resumed>) = 0 [pid 3804] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3803] write(1, "executing program\n", 18 [pid 300] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3805 [pid 3804] <... close_range resumed>) = 0 [pid 3803] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = 0 [pid 3804] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3803] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3801] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 300] newfstatat(AT_FDCWD, "./700/tracing" [pid 3804] <... mkdirat resumed>) = 0 [pid 3803] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3804] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3803] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3804] <... mount resumed>) = 0 [pid 3803] <... mkdirat resumed>) = 0 [pid 300] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3804] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3803] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./700/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3804] <... openat resumed>) = 3 [pid 3803] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3804] write(3, "p:s/p ./file0:0", 15 [pid 3803] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] fstat(4 [pid 3804] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3803] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3804] openat(AT_FDCWD, NULL, O_WRONLY [pid 3803] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3804] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3803] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3804] creat(NULL, 0732 [pid 3803] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 3804] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3803] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3804] exit_group(0 [pid 3803] creat(NULL, 0732 [pid 300] close(4 [pid 3804] <... exit_group resumed>) = ? [pid 3803] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3804] +++ exited with 0 +++ [pid 3803] exit_group(0 [pid 300] rmdir("./700/tracing" [pid 3803] <... exit_group resumed>) = ? [pid 3803] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 3805 attached ) = 0 [pid 3805] set_robust_list(0x555557559760, 24 [pid 300] rmdir("./700" [pid 3805] <... set_robust_list resumed>) = 0 [pid 3805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3805] chdir("./725" [pid 300] <... rmdir resumed>) = 0 [pid 3805] <... chdir resumed>) = 0 [pid 300] mkdir("./701", 0777 [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3805] setpgid(0, 0) = 0 [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 3805] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3805] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3805] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3805] <... close resumed>) = 0 [pid 3805] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3805] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3806 [pid 3805] <... write resumed>) = 18 executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3805] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3805] <... close_range resumed>) = 0 [pid 3805] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3806 attached ) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3805] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3806] set_robust_list(0x555557559760, 24 [pid 3805] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3806] <... set_robust_list resumed>) = 0 [pid 3805] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3806] rt_sigprocmask(SIG_SETMASK, [] [pid 3805] write(3, "p:s/p ./file0:0", 15 [pid 3806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3805] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3806] chdir("./701" [pid 3805] openat(AT_FDCWD, NULL, O_WRONLY [pid 3806] <... chdir resumed>) = 0 [pid 3805] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3805] creat(NULL, 0732 [pid 299] umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3806] <... prctl resumed>) = 0 [pid 3805] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3806] setpgid(0, 0 [pid 3805] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3806] <... setpgid resumed>) = 0 [pid 3805] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 3 [pid 3806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3805] +++ exited with 0 +++ [pid 299] openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 3806] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 298] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3806] write(3, "1000", 4 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3806] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./677/binderfs" [pid 299] newfstatat(AT_FDCWD, "./689/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./677/binderfs" [pid 299] unlink("./689/binderfs" [pid 3806] close(3) = 0 [pid 3806] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 executing program [pid 3806] <... symlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3806] write(1, "executing program\n", 18) = 18 [pid 298] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./677/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./689/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./677/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3806] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./677/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./689/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 302] fstat(3 [pid 298] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3806] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3806] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3806] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3806] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./725/binderfs" [pid 301] newfstatat(AT_FDCWD, "./706/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3806] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 3806] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./725/binderfs" [pid 301] unlink("./706/binderfs" [pid 298] <... close resumed>) = 0 [pid 3806] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 3806] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 3806] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 299] rmdir("./689/tracing" [pid 298] rmdir("./677/tracing" [pid 3806] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3806] exit_group(0) = ? [pid 3806] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./725/tracing" [pid 301] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 301] newfstatat(AT_FDCWD, "./706/tracing" [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./725/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./689" [pid 298] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./706/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./677" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] mkdir("./690", 0777 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./678", 0777 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./725/tracing") = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./725") = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] mkdir("./726", 0777 [pid 301] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3807 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./706/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3809 [pid 301] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3808 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./706" [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 3807 attached [pid 3807] set_robust_list(0x555557559760, 24) = 0 [pid 3807] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./707", 0777 [pid 300] getdents64(3 [pid 3807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3807] chdir("./690") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3807] <... prctl resumed>) = 0 [pid 3807] setpgid(0, 0) = 0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] newfstatat(AT_FDCWD, "./701/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3810 [pid 3807] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3807] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./701/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3807] close(3) = 0 [pid 3807] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3807] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3807] write(1, "executing program\n", 18 [pid 300] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3807] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3807] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] newfstatat(AT_FDCWD, "./701/tracing" [pid 3807] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3807] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3810 attached ci2-android-5-10/strace-static-x86_64: Process 3808 attached [pid 3807] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3807] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3810] set_robust_list(0x555557559760, 24 [pid 3808] set_robust_list(0x555557559760, 24 [pid 3807] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./701/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3807] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 3807] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 3807] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3810] <... set_robust_list resumed>) = 0 [pid 3808] <... set_robust_list resumed>) = 0 [pid 3807] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 3807] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3807] creat(NULL, 0732 [pid 300] getdents64(4 [pid 3807] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3807] exit_group(0 [pid 300] close(4 [pid 3807] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 3810] rt_sigprocmask(SIG_SETMASK, [] [pid 3808] rt_sigprocmask(SIG_SETMASK, [] [pid 3807] +++ exited with 0 +++ [pid 300] rmdir("./701/tracing"ci2-android-5-10/strace-static-x86_64: Process 3809 attached [pid 3809] set_robust_list(0x555557559760, 24) = 0 [pid 3809] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 3808] chdir("./678" [pid 300] <... close resumed>) = 0 [pid 3808] <... chdir resumed>) = 0 [pid 300] rmdir("./701" [pid 3809] chdir("./726") = 0 [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 3809] <... prctl resumed>) = 0 [pid 3808] <... prctl resumed>) = 0 [pid 300] mkdir("./702", 0777 [pid 3809] setpgid(0, 0) = 0 [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3808] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 3809] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3808] <... setpgid resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3809] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3809] close(3) = 0 [pid 3809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3809] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3811 [pid 3809] <... write resumed>) = 18 [pid 3809] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3808] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3809] <... close_range resumed>) = 0 [pid 3808] write(3, "1000", 4 [pid 3809] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3808] <... write resumed>) = 4 [pid 3810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3809] <... mkdirat resumed>) = 0 [pid 3808] close(3 [pid 3809] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3810] chdir("./707" [pid 3808] <... close resumed>) = 0 [pid 3810] <... chdir resumed>) = 0 [pid 3809] <... mount resumed>) = 0 [pid 3808] symlink("/dev/binderfs", "./binderfs" [pid 3809] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3809] <... openat resumed>) = 3 [pid 3808] <... symlink resumed>) = 0 [pid 3809] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3809] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3809] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3809] exit_group(0) = ? [pid 3810] <... prctl resumed>) = 0 [pid 3809] +++ exited with 0 +++ [pid 3808] write(1, "executing program\n", 18 [pid 3810] setpgid(0, 0 [pid 3808] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 3810] <... setpgid resumed>) = 0 [pid 3808] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3808] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3811 attached [pid 3811] set_robust_list(0x555557559760, 24) = 0 [pid 3811] rt_sigprocmask(SIG_SETMASK, [] [pid 3808] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3811] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3811] chdir("./702" [pid 299] <... restart_syscall resumed>) = 0 [pid 3811] <... chdir resumed>) = 0 [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3811] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 3811] setpgid(0, 0 [pid 299] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 3811] <... setpgid resumed>) = 0 [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3811] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./726/binderfs" [pid 3810] <... openat resumed>) = 3 [pid 299] umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3810] write(3, "1000", 4 [pid 302] unlink("./726/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3808] <... mkdirat resumed>) = 0 [pid 3811] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 3810] <... write resumed>) = 4 executing program [pid 302] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3808] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] newfstatat(AT_FDCWD, "./690/binderfs" [pid 3811] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3810] close(3 [pid 299] unlink("./690/binderfs" [pid 3810] <... close resumed>) = 0 [pid 302] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3811] <... close resumed>) = 0 [pid 3811] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 3810] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3808] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./726/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./690/tracing" [pid 302] openat(AT_FDCWD, "./726/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3810] <... symlink resumed>) = 0 [pid 3808] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3810] write(1, "executing program\n", 18 [pid 299] openat(AT_FDCWD, "./690/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3810] <... write resumed>) = 18 [pid 3808] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 3810] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3810] <... close_range resumed>) = 0 [pid 3808] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3810] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(4 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 3811] <... symlink resumed>) = 0 [pid 302] rmdir("./726/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3811] write(1, "executing program\n", 18) = 18 [pid 3811] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 3808] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3808] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3810] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 3810] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3808] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./690/tracing" [pid 3808] creat(NULL, 0732 [pid 302] rmdir("./726" [pid 3811] <... close_range resumed>) = 0 [pid 3811] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3808] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./727", 0777 [pid 299] getdents64(3 [pid 3810] <... mount resumed>) = 0 [pid 3811] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3811] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3810] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3808] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(3 [pid 3808] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./690" [pid 3811] <... openat resumed>) = 3 [pid 3811] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3811] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3811] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3811] exit_group(0) = ? [pid 3811] +++ exited with 0 +++ [pid 3810] <... openat resumed>) = 3 [pid 3808] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3812 [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3812 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3810] write(3, "p:s/p ./file0:0", 15 [pid 299] mkdir("./691", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3812] set_robust_list(0x555557559760, 24) = 0 [pid 3812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3812] chdir("./727" [pid 3810] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3812] <... chdir resumed>) = 0 [pid 3810] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3812] setpgid(0, 0) = 0 [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3810] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3812] <... openat resumed>) = 3 [pid 3810] creat(NULL, 0732 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3813 [pid 3812] write(3, "1000", 4) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3810] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3812] close(3 [pid 3810] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3812] <... close resumed>) = 0 [pid 3810] <... exit_group resumed>) = ? [pid 3812] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3812] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3812] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3812] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 3 [pid 3812] <... close_range resumed>) = 0 [pid 300] fstat(3 [pid 3810] +++ exited with 0 +++ executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3812] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3812] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3812] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3812] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3812] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./702/binderfs" [pid 3812] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3812] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./702/binderfs" [pid 3812] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3812] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3812] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3812] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 3812] <... exit_group resumed>) = ? [pid 300] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3812] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./702/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3813 attached [pid 300] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3813] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3813] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./702/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 3813] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 3813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] rmdir("./702/tracing" [pid 298] fstat(3 [pid 3813] chdir("./691") = 0 [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 3813] <... setpgid resumed>) = 0 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./702" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3813] <... openat resumed>) = 3 [pid 3813] write(3, "1000", 4) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./703", 0777 [pid 298] newfstatat(AT_FDCWD, "./678/binderfs" [pid 3813] close(3) = 0 [pid 3813] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] unlink("./678/binderfs" [pid 301] umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3813] write(1, "executing program\n", 18 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3813] <... write resumed>) = 18 [pid 3813] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3813] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3814 [pid 298] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./678/tracing" [pid 3813] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./678/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./707/binderfs" [pid 298] openat(AT_FDCWD, "./678/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3813] <... mount resumed>) = 0 [pid 301] unlink("./707/binderfs" [pid 298] <... openat resumed>) = 4 [pid 3813] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... unlink resumed>) = 0 [pid 298] fstat(4 [pid 301] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3813] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 301] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3813] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./707/tracing" [pid 298] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./707/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./678/tracing" [pid 3813] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 4 [pid 3813] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3813] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3813] exit_group(0 [pid 301] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 3813] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3813] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 301] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./678" [pid 301] close(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3814 attached [pid 3814] set_robust_list(0x555557559760, 24) = 0 [pid 3814] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] rmdir("./707/tracing" [pid 298] mkdir("./679", 0777 [pid 3814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3814] chdir("./703") = 0 [pid 3814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3814] setpgid(0, 0) = 0 [pid 3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 3 [pid 301] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(3 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./707" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] write(3, "1000", 4) = 4 [pid 3814] close(3) = 0 [pid 3814] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3814] <... symlink resumed>) = 0 [pid 3814] write(1, "executing program\n", 18) = 18 [pid 3814] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... openat resumed>) = 3 executing program [pid 302] umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./708", 0777 [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3815 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] newfstatat(AT_FDCWD, "./727/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./727/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3814] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3814] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3814] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3814] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./691/binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3816 [pid 302] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./691/binderfs" [pid 302] newfstatat(AT_FDCWD, "./727/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3814] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3814] exit_group(0 [pid 302] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./727/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./691/tracing" [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3816 attached [pid 3814] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./691/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3815 attached [pid 3815] set_robust_list(0x555557559760, 24) = 0 [pid 302] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 302] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 302] rmdir("./727/tracing" [pid 3815] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3815] chdir("./679" [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] close(3 [pid 299] <... close resumed>) = 0 [pid 3815] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./691/tracing" [pid 302] rmdir("./727" [pid 3815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3815] setpgid(0, 0) = 0 [pid 3815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3815] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] mkdir("./728", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3815] write(3, "1000", 4) = 4 [pid 3815] close(3) = 0 [pid 3815] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 3816] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./691" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3815] write(1, "executing program\n", 18) = 18 [pid 3815] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3815] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 3815] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3817 [pid 299] mkdir("./692", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3815] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3815] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 3815] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3815] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3817 attached [pid 3816] <... set_robust_list resumed>) = 0 [pid 3815] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 3818 attached [pid 300] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3818 [pid 300] fstat(3 [pid 3815] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3818] set_robust_list(0x555557559760, 24 [pid 3816] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 3818] <... set_robust_list resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3818] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3816] chdir("./708" [pid 3818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] <... chdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./703/binderfs" [pid 3818] chdir("./692" [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3818] <... chdir resumed>) = 0 [pid 3816] <... prctl resumed>) = 0 [pid 300] unlink("./703/binderfs" [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] setpgid(0, 0 [pid 3818] <... prctl resumed>) = 0 [pid 3816] <... setpgid resumed>) = 0 [pid 3815] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 3815] creat(NULL, 0732 [pid 300] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3815] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3815] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 3815] <... exit_group resumed>) = ? [pid 300] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3818] setpgid(0, 0 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3815] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3818] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./703/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3817] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3817] <... set_robust_list resumed>) = 0 [pid 3817] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3817] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./703/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3817] chdir("./728" [pid 300] <... openat resumed>) = 4 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3817] <... chdir resumed>) = 0 [pid 300] fstat(4 [pid 3817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3818] <... openat resumed>) = 3 [pid 3817] <... prctl resumed>) = 0 [pid 300] getdents64(4 [pid 3817] setpgid(0, 0) = 0 [pid 3818] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3816] <... openat resumed>) = 3 [pid 3818] <... write resumed>) = 4 [pid 300] getdents64(4 [pid 3816] write(3, "1000", 4 [pid 3818] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3816] <... write resumed>) = 4 [pid 300] close(4 [pid 3818] <... close resumed>) = 0 [pid 3816] close(3 [pid 300] <... close resumed>) = 0 [pid 3818] symlink("/dev/binderfs", "./binderfs" [pid 3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3816] <... close resumed>) = 0 [pid 300] rmdir("./703/tracing" [pid 3817] <... openat resumed>) = 3 [pid 3817] write(3, "1000", 4) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 3817] close(3 [pid 3816] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 3817] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3817] symlink("/dev/binderfs", "./binderfs" [pid 300] close(3 [pid 3818] <... symlink resumed>) = 0 [pid 3818] write(1, "executing program\n", 18 [pid 3817] <... symlink resumed>) = 0 [pid 3816] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3817] write(1, "executing program\n", 18 [pid 300] rmdir("./703" [pid 3818] <... write resumed>) = 18 [pid 3816] write(1, "executing program\n", 18 [pid 3817] <... write resumed>) = 18 [pid 3817] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3817] mkdirat(AT_FDCWD, "./tracing", 0777 executing program executing program executing program [pid 3818] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3816] <... write resumed>) = 18 [pid 300] <... rmdir resumed>) = 0 [pid 3818] <... close_range resumed>) = 0 [pid 3817] <... mkdirat resumed>) = 0 [pid 3816] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] mkdir("./704", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 3818] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3817] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... mkdir resumed>) = 0 [pid 3816] <... close_range resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3817] <... mount resumed>) = 0 [pid 3816] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3817] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3817] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3817] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3817] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3819 [pid 298] umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3817] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3817] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 3 [pid 3818] <... mkdirat resumed>) = 0 [pid 3817] +++ exited with 0 +++ [pid 3816] <... mkdirat resumed>) = 0 [pid 298] fstat(3 [pid 3818] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3816] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3819 attached [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3819] set_robust_list(0x555557559760, 24 [pid 298] umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3818] <... mount resumed>) = 0 [pid 3816] <... mount resumed>) = 0 [pid 3819] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3818] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] newfstatat(AT_FDCWD, "./679/binderfs" [pid 3819] rt_sigprocmask(SIG_SETMASK, [] [pid 3816] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3818] <... openat resumed>) = 3 [pid 298] unlink("./679/binderfs" [pid 3816] write(3, "p:s/p ./file0:0", 15 [pid 3819] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3819] chdir("./704" [pid 298] <... unlink resumed>) = 0 [pid 3816] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3819] <... chdir resumed>) = 0 [pid 3819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3818] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3816] openat(AT_FDCWD, NULL, O_WRONLY [pid 3819] <... prctl resumed>) = 0 [pid 3818] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3816] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3819] setpgid(0, 0 [pid 298] <... umount2 resumed>) = 0 [pid 3818] openat(AT_FDCWD, NULL, O_WRONLY [pid 3816] creat(NULL, 0732 [pid 298] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3819] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./679/tracing" [pid 3818] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3818] creat(NULL, 0732 [pid 3816] exit_group(0 [pid 298] umount2("./679/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3819] <... openat resumed>) = 3 [pid 3818] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3816] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3819] write(3, "1000", 4 [pid 298] openat(AT_FDCWD, "./679/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3819] <... write resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 3819] close(3 [pid 3818] exit_group(0 [pid 298] fstat(4 [pid 3819] <... close resumed>) = 0 [pid 3818] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3819] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 3819] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3819] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 3819] <... write resumed>) = 18 [pid 3819] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3819] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] fstat(3 [pid 298] rmdir("./679/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3819] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3819] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] getdents64(3 [pid 3819] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3818] +++ exited with 0 +++ [pid 3816] +++ exited with 0 +++ [pid 302] umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./728/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 298] rmdir("./679" [pid 302] unlink("./728/binderfs" [pid 3819] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3819] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 3819] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 298] mkdir("./680", 0777 [pid 302] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3819] exit_group(0) = ? [pid 3819] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./728/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3820 attached ) = -1 EINVAL (Invalid argument) [pid 3820] set_robust_list(0x555557559760, 24 [pid 302] openat(AT_FDCWD, "./728/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3820 [pid 3820] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3820] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 3820] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3820] chdir("./680" [pid 302] close(4) = 0 [pid 302] rmdir("./728/tracing" [pid 3820] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./728" [pid 3820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./729", 0777 [pid 3820] <... prctl resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3820] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3820] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3821 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3821 attached [pid 3821] set_robust_list(0x555557559760, 24 [pid 3820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3821] <... set_robust_list resumed>) = 0 [pid 3821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3821] chdir("./729" [pid 3820] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 3820] write(3, "1000", 4 [pid 3821] <... chdir resumed>) = 0 [pid 3820] <... write resumed>) = 4 [pid 301] umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3820] close(3 [pid 301] openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 3820] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3820] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3821] <... prctl resumed>) = 0 [pid 3821] setpgid(0, 0) = 0 [pid 3820] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3820] write(1, "executing program\n", 18 executing program [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3820] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3820] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3820] <... close_range resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 3821] <... openat resumed>) = 3 [pid 3820] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./708/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3821] write(3, "1000", 4) = 4 [pid 3821] close(3) = 0 [pid 3821] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3820] <... mkdirat resumed>) = 0 [pid 301] unlink("./708/binderfs" [pid 300] getdents64(3 [pid 3820] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3821] write(1, "executing program\n", 18) = 18 [pid 301] <... unlink resumed>) = 0 [pid 3821] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3821] <... close_range resumed>) = 0 [pid 3820] <... mount resumed>) = 0 [pid 300] umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3821] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = 0 [pid 3820] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./704/binderfs" [pid 3820] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3820] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./708/tracing" [pid 300] unlink("./704/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3821] <... mkdirat resumed>) = 0 [pid 3820] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3820] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./708/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 3821] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(4 [pid 3820] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3820] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3820] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3821] <... mount resumed>) = 0 [pid 3820] exit_group(0 [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./704/tracing" [pid 3820] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3821] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3821] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3820] +++ exited with 0 +++ [pid 300] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./704/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./708/tracing" [pid 3821] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 4 [pid 3821] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3821] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3821] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 3821] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3821] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./708" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./704/tracing" [pid 299] umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./709", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./704" [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./705", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3822 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3823 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./692/binderfs" [pid 298] openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] unlink("./692/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3823 attached [pid 298] fstat(3 [pid 3823] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./692/tracing" [pid 298] newfstatat(AT_FDCWD, "./680/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./680/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./692/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./680/tracing" [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3822 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./680/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./729/binderfs" [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./680/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3822] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] unlink("./729/binderfs" [pid 298] <... openat resumed>) = 4 [pid 299] rmdir("./692/tracing" [pid 3822] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] fstat(4 [pid 302] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./729/tracing" [pid 299] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./729/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 299] rmdir("./692" [pid 302] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 302] close(4 [pid 299] mkdir("./693", 0777 [pid 302] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] rmdir("./729/tracing") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] rmdir("./680/tracing" [pid 3822] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./729" [pid 298] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 302] mkdir("./730", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3823] chdir("./705" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3824 [pid 298] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3824 attached ci2-android-5-10/strace-static-x86_64: Process 3825 attached [pid 3822] chdir("./709" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3825 [pid 3823] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3823] <... prctl resumed>) = 0 [pid 3823] setpgid(0, 0) = 0 [pid 3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./680" [pid 3822] <... chdir resumed>) = 0 [pid 3823] <... openat resumed>) = 3 [pid 3823] write(3, "1000", 4) = 4 [pid 3823] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3823] symlink("/dev/binderfs", "./binderfs" [pid 3825] set_robust_list(0x555557559760, 24 [pid 3824] set_robust_list(0x555557559760, 24 [pid 3823] <... symlink resumed>) = 0 [pid 3822] <... prctl resumed>) = 0 [pid 298] mkdir("./681", 0777 executing program [pid 3823] write(1, "executing program\n", 18) = 18 [pid 3823] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3823] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3824] <... set_robust_list resumed>) = 0 [pid 3822] setpgid(0, 0 [pid 298] <... mkdir resumed>) = 0 [pid 3825] <... set_robust_list resumed>) = 0 [pid 3823] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3822] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3823] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3823] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3823] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3824] rt_sigprocmask(SIG_SETMASK, [] [pid 3822] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3825] rt_sigprocmask(SIG_SETMASK, [] [pid 3823] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3823] exit_group(0) = ? [pid 3823] +++ exited with 0 +++ [pid 3822] write(3, "1000", 4 [pid 3825] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3822] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3822] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3826 [pid 3822] <... close resumed>) = 0 [pid 300] umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3822] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3822] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./705/binderfs" [pid 3824] chdir("./693" [pid 3822] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3824] <... chdir resumed>) = 0 [pid 3822] <... write resumed>) = 18 executing program [pid 300] unlink("./705/binderfs" [pid 3825] chdir("./730" [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3822] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 3824] <... prctl resumed>) = 0 [pid 3822] <... close_range resumed>) = 0 [pid 300] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3824] setpgid(0, 0 [pid 3822] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./705/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3824] <... setpgid resumed>) = 0 [pid 3822] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3822] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./705/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 4 [pid 3822] <... mount resumed>) = 0 [pid 300] fstat(4 [pid 3824] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3822] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3826 attached [pid 3824] write(3, "1000", 4 [pid 3822] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3826] set_robust_list(0x555557559760, 24 [pid 3824] <... write resumed>) = 4 [pid 3822] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3826] <... set_robust_list resumed>) = 0 [pid 3824] close(3 [pid 3822] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3826] rt_sigprocmask(SIG_SETMASK, [] [pid 3825] <... chdir resumed>) = 0 [pid 3824] <... close resumed>) = 0 [pid 3822] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(4 [pid 3826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3824] symlink("/dev/binderfs", "./binderfs" [pid 3822] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 3826] chdir("./681" [pid 3822] creat(NULL, 0732 [pid 300] rmdir("./705/tracing" [pid 3826] <... chdir resumed>) = 0 [pid 3825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3824] <... symlink resumed>) = 0 [pid 3822] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(3 [pid 3826] <... prctl resumed>) = 0 [pid 3824] write(1, "executing program\n", 18 [pid 3822] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3826] setpgid(0, 0 [pid 3824] <... write resumed>) = 18 [pid 3822] <... exit_group resumed>) = ? [pid 300] close(3 [pid 3826] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./705" [pid 3826] <... openat resumed>) = 3 [pid 3825] <... prctl resumed>) = 0 [pid 3824] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3822] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 3826] write(3, "1000", 4 [pid 300] mkdir("./706", 0777 [pid 3826] <... write resumed>) = 4 [pid 3825] setpgid(0, 0 [pid 3824] <... close_range resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... mkdir resumed>) = 0 [pid 3826] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3826] <... close resumed>) = 0 [pid 3824] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3826] symlink("/dev/binderfs", "./binderfs" [pid 3825] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3827 attached [pid 3826] <... symlink resumed>) = 0 [pid 3825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3824] <... mkdirat resumed>) = 0 [pid 3826] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3827 [pid 3826] <... write resumed>) = 18 executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3826] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3824] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3826] <... close_range resumed>) = 0 [pid 3826] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3824] <... mount resumed>) = 0 [pid 3825] <... openat resumed>) = 3 [pid 3824] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3827] set_robust_list(0x555557559760, 24 [pid 3826] <... mkdirat resumed>) = 0 [pid 3825] write(3, "1000", 4 [pid 3824] <... openat resumed>) = 3 [pid 3824] write(3, "p:s/p ./file0:0", 15 [pid 3827] <... set_robust_list resumed>) = 0 [pid 3825] <... write resumed>) = 4 [pid 3826] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3824] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3825] close(3 [pid 3824] openat(AT_FDCWD, NULL, O_WRONLY [pid 3826] <... mount resumed>) = 0 [pid 3825] <... close resumed>) = 0 [pid 3824] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3827] rt_sigprocmask(SIG_SETMASK, [] [pid 3825] symlink("/dev/binderfs", "./binderfs" [pid 3824] creat(NULL, 0732 [pid 3826] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3824] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3826] <... openat resumed>) = 3 [pid 3824] exit_group(0 [pid 3826] write(3, "p:s/p ./file0:0", 15 [pid 3824] <... exit_group resumed>) = ? [pid 3825] <... symlink resumed>) = 0 [pid 3826] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3826] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3826] creat(NULL, 0732 [pid 3824] +++ exited with 0 +++ [pid 3826] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3825] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 3826] exit_group(0 [pid 3825] <... write resumed>) = 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3826] <... exit_group resumed>) = ? [pid 3825] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3826] +++ exited with 0 +++ [pid 3825] <... close_range resumed>) = 0 [pid 3825] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3827] chdir("./706" [pid 3825] <... mkdirat resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3825] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3827] <... chdir resumed>) = 0 [pid 3825] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3825] write(3, "p:s/p ./file0:0", 15 [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3825] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3825] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3825] creat(NULL, 0732 [pid 3827] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3825] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3827] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./709/binderfs" [pid 298] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 301] unlink("./709/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 301] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3827] <... setpgid resumed>) = 0 [pid 3825] exit_group(0 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3825] <... exit_group resumed>) = ? [pid 301] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./681/binderfs" [pid 301] newfstatat(AT_FDCWD, "./709/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./681/binderfs" [pid 3825] +++ exited with 0 +++ [pid 301] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./709/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3827] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./681/tracing" [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3827] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./681/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./681/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 298] <... openat resumed>) = 4 [pid 3827] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 298] fstat(4 [pid 301] rmdir("./709/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3827] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 301] getdents64(3 [pid 3827] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 298] getdents64(4 [pid 3827] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./709" [pid 298] close(4 [pid 3827] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3827] write(1, "executing program\n", 18 [pid 301] mkdir("./710", 0777 [pid 298] rmdir("./681/tracing" [pid 3827] <... write resumed>) = 18 [pid 3827] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3827] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3827] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(3 [pid 3827] <... mount resumed>) = 0 [pid 3827] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3828 [pid 298] rmdir("./681" [pid 3827] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3827] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3827] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./682", 0777 [pid 3827] creat(NULL, 0732 [pid 302] <... restart_syscall resumed>) = 0 [pid 3827] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3827] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 3827] <... exit_group resumed>) = ? [pid 302] umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3827] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./730/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3829 [pid 302] unlink("./730/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3829 attached ) = 0 [pid 299] umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3829] set_robust_list(0x555557559760, 24 [pid 302] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./730/tracing" [pid 299] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./730/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3829] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 299] umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3828 attached [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./693/binderfs" [pid 302] rmdir("./730/tracing") = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 299] unlink("./693/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./730" [pid 299] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./731", 0777) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3830 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./693/tracing" [pid 3829] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3828] set_robust_list(0x555557559760, 24 [pid 299] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3828] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3829] chdir("./682" [pid 3828] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./693/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3830 attached [pid 3829] <... chdir resumed>) = 0 [pid 3828] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 3829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3828] chdir("./710" [pid 299] fstat(4 [pid 3829] <... prctl resumed>) = 0 [pid 3828] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3829] setpgid(0, 0 [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 3829] <... setpgid resumed>) = 0 [pid 3828] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3828] setpgid(0, 0 [pid 299] getdents64(4 [pid 3830] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3830] <... set_robust_list resumed>) = 0 [pid 3829] <... openat resumed>) = 3 [pid 3828] <... setpgid resumed>) = 0 [pid 299] close(4 [pid 3829] write(3, "1000", 4 [pid 3828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 3829] <... write resumed>) = 4 [pid 3828] <... openat resumed>) = 3 [pid 299] rmdir("./693/tracing" [pid 3830] rt_sigprocmask(SIG_SETMASK, [] [pid 3829] close(3 [pid 3828] write(3, "1000", 4 [pid 3829] <... close resumed>) = 0 [pid 3828] <... write resumed>) = 4 [pid 3829] symlink("/dev/binderfs", "./binderfs" [pid 3828] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3830] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3829] <... symlink resumed>) = 0 [pid 3828] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 3829] write(1, "executing program\n", 18 [pid 3828] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3830] chdir("./731" [pid 3829] <... write resumed>) = 18 [pid 3828] <... symlink resumed>) = 0 [pid 299] close(3 [pid 3829] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3828] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 [pid 3829] <... close_range resumed>) = 0 [pid 3828] <... write resumed>) = 18 [pid 299] rmdir("./693" [pid 3829] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3828] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3830] <... chdir resumed>) = 0 [pid 3829] <... mkdirat resumed>) = 0 [pid 3828] <... close_range resumed>) = 0 executing program executing program [pid 299] <... rmdir resumed>) = 0 [pid 3829] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3828] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] mkdir("./694", 0777 [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3829] <... mount resumed>) = 0 [pid 3828] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3829] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3828] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3829] <... openat resumed>) = 3 [pid 3830] <... prctl resumed>) = 0 [pid 3828] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3829] write(3, "p:s/p ./file0:0", 15 [pid 3828] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3829] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3828] <... openat resumed>) = 3 [pid 3829] openat(AT_FDCWD, NULL, O_WRONLY [pid 3828] write(3, "p:s/p ./file0:0", 15 [pid 3829] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3828] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3829] creat(NULL, 0732 [pid 3828] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3831 [pid 3830] setpgid(0, 0) = 0 [pid 3829] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3828] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3829] exit_group(0 [pid 3828] creat(NULL, 0732 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3829] <... exit_group resumed>) = ? [pid 3830] <... openat resumed>) = 3 [pid 3828] <... creat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 3831 attached [pid 3830] write(3, "1000", 4 [pid 3829] +++ exited with 0 +++ [pid 3828] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3828] <... exit_group resumed>) = ? [pid 3831] set_robust_list(0x555557559760, 24 [pid 3830] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3831] <... set_robust_list resumed>) = 0 [pid 3828] +++ exited with 0 +++ [pid 3830] close(3 [pid 300] umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3830] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3831] rt_sigprocmask(SIG_SETMASK, [] [pid 3830] symlink("/dev/binderfs", "./binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 3831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3830] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 3831] chdir("./694" [pid 3830] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3831] <... chdir resumed>) = 0 [pid 3830] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 298] umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3830] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./706/binderfs" [pid 298] fstat(3 [pid 3831] <... prctl resumed>) = 0 [pid 3830] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./706/binderfs" [pid 298] getdents64(3 [pid 3831] setpgid(0, 0) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3831] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./682/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./706/tracing" [pid 298] unlink("./682/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3831] write(3, "1000", 4) = 4 [pid 3831] close(3 [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3830] <... mkdirat resumed>) = 0 executing program [pid 298] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3831] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./706/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3830] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./682/tracing" [pid 3830] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3831] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./682/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3830] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./682/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 3831] <... symlink resumed>) = 0 [pid 3830] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] rmdir("./706/tracing" [pid 298] fstat(4 [pid 3831] write(1, "executing program\n", 18) = 18 [pid 3831] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3831] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3830] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3831] <... mkdirat resumed>) = 0 [pid 3830] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 3831] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3831] <... mount resumed>) = 0 [pid 3830] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 3830] creat(NULL, 0732 [pid 300] rmdir("./706" [pid 298] getdents64(4 [pid 3831] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3831] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3830] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./707", 0777 [pid 298] close(4 [pid 3831] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3831] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3831] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 3831] <... exit_group resumed>) = ? [pid 3830] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3831] +++ exited with 0 +++ [pid 3830] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./682/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3830] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3832 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3832 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3832] set_robust_list(0x555557559760, 24 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./682" [pid 3832] <... set_robust_list resumed>) = 0 [pid 3832] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 3832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./683", 0777 [pid 3832] chdir("./707") = 0 [pid 3832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3832] setpgid(0, 0) = 0 [pid 3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 3832] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3832] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3832] <... write resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3832] close(3) = 0 [pid 3832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3832] write(1, "executing program\n", 18) = 18 executing program [pid 3832] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3833 [pid 3832] <... close_range resumed>) = 0 [pid 3832] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3833 attached [pid 3832] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3832] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 3832] <... mount resumed>) = 0 [pid 301] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 3832] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 301] umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./710/binderfs" [pid 3832] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./710/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3832] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./694/binderfs" [pid 301] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3832] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 299] unlink("./694/binderfs" [pid 301] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3832] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./710/tracing" [pid 3832] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3832] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./710/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./694/tracing" [pid 3832] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 3833] set_robust_list(0x555557559760, 24 [pid 3832] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3833] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] openat(AT_FDCWD, "./694/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 301] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 301] rmdir("./710/tracing" [pid 3833] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3833] chdir("./683" [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3833] <... chdir resumed>) = 0 [pid 301] close(3 [pid 299] <... close resumed>) = 0 [pid 3833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./694/tracing" [pid 301] rmdir("./710" [pid 3833] <... prctl resumed>) = 0 [pid 3833] setpgid(0, 0) = 0 [pid 3833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3833] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./711", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3833] write(3, "1000", 4) = 4 [pid 3833] close(3) = 0 [pid 3833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./694" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3833] write(1, "executing program\n", 18) = 18 [pid 3833] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3833] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 3833] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] mkdir("./695", 0777 [pid 3833] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3833] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3833] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3834 attached [pid 3833] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3834 [pid 299] <... mkdir resumed>) = 0 [pid 3833] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 3833] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3833] creat(NULL, 0732 [pid 302] getdents64(3 [pid 3834] set_robust_list(0x555557559760, 24 [pid 3833] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3834] <... set_robust_list resumed>) = 0 [pid 3833] exit_group(0 [pid 302] umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3833] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3834] rt_sigprocmask(SIG_SETMASK, [] [pid 3833] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./731/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./731/binderfs" [pid 3834] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./731/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./731/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3835 [pid 302] rmdir("./731/tracing" [pid 300] umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3834] chdir("./711" [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rmdir("./731" [pid 300] fstat(3 [pid 3834] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./732", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3834] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3836 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3836 attached ci2-android-5-10/strace-static-x86_64: Process 3835 attached [pid 3834] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3835] set_robust_list(0x555557559760, 24) = 0 [pid 3835] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./707/binderfs" [pid 3834] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3835] chdir("./695") = 0 [pid 3835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3835] setpgid(0, 0) = 0 [pid 3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3836] set_robust_list(0x555557559760, 24 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3835] <... openat resumed>) = 3 [pid 300] unlink("./707/binderfs" [pid 298] <... openat resumed>) = 3 [pid 3835] write(3, "1000", 4) = 4 [pid 3835] close(3) = 0 [pid 3835] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] fstat(3 [pid 3836] <... set_robust_list resumed>) = 0 [pid 3834] <... openat resumed>) = 3 [pid 3835] write(1, "executing program\n", 18) = 18 [pid 3835] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3835] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3836] rt_sigprocmask(SIG_SETMASK, [] [pid 3835] <... mkdirat resumed>) = 0 [pid 3834] write(3, "1000", 4 [pid 300] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3835] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] getdents64(3 [pid 3835] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3835] <... openat resumed>) = 3 [pid 3835] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3834] <... write resumed>) = 4 [pid 300] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./707/tracing" [pid 298] newfstatat(AT_FDCWD, "./683/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3835] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./683/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3835] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3835] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./707/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 3835] exit_group(0 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 3835] <... exit_group resumed>) = ? executing program [pid 3834] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3836] chdir("./732" [pid 3835] +++ exited with 0 +++ [pid 3834] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 3834] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3836] <... chdir resumed>) = 0 [pid 3834] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3834] write(1, "executing program\n", 18 [pid 300] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3834] <... write resumed>) = 18 executing program [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./683/tracing" [pid 3834] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] close(4 [pid 3834] <... close_range resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3834] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3834] <... mkdirat resumed>) = 0 [pid 300] rmdir("./707/tracing" [pid 298] umount2("./683/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3834] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3834] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 3834] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 3834] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./683/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3836] <... prctl resumed>) = 0 [pid 3834] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(3 [pid 3834] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3834] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 298] fstat(4 [pid 3834] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./707" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3836] setpgid(0, 0 [pid 3834] exit_group(0) = ? [pid 3836] <... setpgid resumed>) = 0 [pid 3834] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 300] mkdir("./708", 0777 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3836] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 3836] write(3, "1000", 4 [pid 298] rmdir("./683/tracing" [pid 3836] <... write resumed>) = 4 [pid 3836] close(3) = 0 [pid 3836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3836] write(1, "executing program\n", 18) = 18 [pid 3836] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3836] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3837 [pid 301] openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 3836] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 301] getdents64(3 [pid 299] umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3836] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./683" [pid 301] umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3836] <... mount resumed>) = 0 [pid 3836] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3836] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3836] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3836] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program [pid 3836] exit_group(0 [pid 299] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3836] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 298] mkdir("./684", 0777 [pid 3836] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./711/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3837 attached [pid 3837] set_robust_list(0x555557559760, 24 [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] unlink("./711/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3837] <... set_robust_list resumed>) = 0 [pid 3837] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3837] chdir("./708") = 0 [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 299] newfstatat(AT_FDCWD, "./695/binderfs" [pid 3837] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3838 [pid 301] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./695/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3837] write(3, "1000", 4) = 4 [pid 301] newfstatat(AT_FDCWD, "./711/tracing" [pid 299] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3837] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./711/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3837] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./695/tracing" [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3837] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./695/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3837] <... symlink resumed>) = 0 [pid 301] close(4 [pid 299] <... openat resumed>) = 4 [pid 3837] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 301] rmdir("./711/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3837] <... write resumed>) = 18 [pid 3837] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3837] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 3837] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 301] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3837] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... close resumed>) = 0 [pid 299] close(4 [pid 3837] <... mount resumed>) = 0 [pid 301] rmdir("./711" [pid 299] <... close resumed>) = 0 [pid 3837] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3837] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./695/tracing" [pid 301] mkdir("./712", 0777 [pid 3837] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3837] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 3837] exit_group(0) = ? [pid 3837] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3838 attached [pid 3838] set_robust_list(0x555557559760, 24) = 0 [pid 3838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3838] chdir("./684" [pid 299] rmdir("./695" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3839 [pid 3838] <... chdir resumed>) = 0 [pid 3838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3838] setpgid(0, 0) = 0 [pid 3838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./696", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3838] <... openat resumed>) = 3 [pid 3838] write(3, "1000", 4) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 3838] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3838] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3838] symlink("/dev/binderfs", "./binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3838] <... symlink resumed>) = 0 [pid 3838] write(1, "executing program\n", 18) = 18 [pid 3838] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3838] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3840 attached ) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3840 [pid 3838] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3840] set_robust_list(0x555557559760, 24 [pid 3838] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3838] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3838] write(3, "p:s/p ./file0:0", 15 [pid 3840] <... set_robust_list resumed>) = 0 [pid 3838] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3838] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3840] rt_sigprocmask(SIG_SETMASK, [] [pid 3838] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3838] exit_group(0) = ? [pid 3840] chdir("./696" [pid 3838] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3839 attached [pid 3839] set_robust_list(0x555557559760, 24 [pid 300] umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3839] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3839] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3840] <... chdir resumed>) = 0 [pid 3839] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 3839] chdir("./712" [pid 300] fstat(3 [pid 3839] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(3 [pid 3839] <... prctl resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] newfstatat(AT_FDCWD, "./708/binderfs" [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 3840] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] unlink("./708/binderfs" [pid 302] umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./732/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] unlink("./732/binderfs" [pid 3840] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3840] <... setpgid resumed>) = 0 [pid 302] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./732/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./708/tracing" [pid 3839] setpgid(0, 0 [pid 302] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3839] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./732/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3839] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 3839] write(3, "1000", 4 [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 3840] <... openat resumed>) = 3 [pid 3839] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./708/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3840] write(3, "1000", 4 [pid 3839] close(3 [pid 302] getdents64(4 [pid 3840] <... write resumed>) = 4 [pid 3839] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 4 [pid 3840] close(3 [pid 3839] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(4 [pid 300] fstat(4 [pid 3840] <... close resumed>) = 0 [pid 3839] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3840] symlink("/dev/binderfs", "./binderfs" [pid 3839] write(1, "executing program\n", 18 [pid 302] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3840] <... symlink resumed>) = 0 [pid 3839] <... write resumed>) = 18 [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3840] write(1, "executing program\n", 18 [pid 3839] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rmdir("./732/tracing" [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3840] <... write resumed>) = 18 [pid 3839] <... close_range resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3840] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3839] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 [pid 3840] <... close_range resumed>) = 0 [pid 3839] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] fstat(3 [pid 3840] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3839] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3840] <... mkdirat resumed>) = 0 [pid 3839] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 3840] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3839] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./732" [pid 298] getdents64(3 [pid 3840] <... mount resumed>) = 0 [pid 3839] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3840] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3839] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./733", 0777 [pid 300] rmdir("./708/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3840] <... openat resumed>) = 3 [pid 3839] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 3840] write(3, "p:s/p ./file0:0", 15 [pid 3839] openat(AT_FDCWD, NULL, O_WRONLY executing program executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3840] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3839] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3840] openat(AT_FDCWD, NULL, O_WRONLY [pid 3839] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3841 attached [pid 3840] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3839] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3840] creat(NULL, 0732 [pid 3839] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3841 [pid 300] close(3 [pid 298] newfstatat(AT_FDCWD, "./684/binderfs" [pid 3840] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3839] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 3841] set_robust_list(0x555557559760, 24 [pid 3840] exit_group(0 [pid 3839] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./708" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3840] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 3841] <... set_robust_list resumed>) = 0 [pid 3840] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./684/binderfs" [pid 300] mkdir("./709", 0777 [pid 3841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3841] chdir("./733" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... unlink resumed>) = 0 [pid 3841] <... chdir resumed>) = 0 [pid 3841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 3841] setpgid(0, 0) = 0 [pid 3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3842 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3841] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./684/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3841] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./684/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./684/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./696/binderfs" [pid 298] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 299] unlink("./696/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3841] close(3) = 0 [pid 3841] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 299] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3841] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3841] write(1, "executing program\n", 18) = 18 [pid 3841] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3841] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3842 attached [pid 3841] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./696/tracing" [pid 298] close(4 [pid 3841] <... mount resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 299] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./684/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3841] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3841] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "./696/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 3841] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 299] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 3841] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 3841] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./684" [pid 299] getdents64(4 [pid 3841] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3841] exit_group(0) = ? [pid 3841] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 298] mkdir("./685", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 3842] set_robust_list(0x555557559760, 24) = 0 [pid 3842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3842] chdir("./709" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./696/tracing" [pid 298] <... mkdir resumed>) = 0 [pid 3842] <... chdir resumed>) = 0 [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3842] setpgid(0, 0) = 0 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 3842] <... openat resumed>) = 3 [pid 3842] write(3, "1000", 4) = 4 [pid 3842] close(3) = 0 [pid 3842] symlink("/dev/binderfs", "./binderfs" [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./696" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3843 [pid 3842] <... symlink resumed>) = 0 [pid 3842] write(1, "executing program\n", 18) = 18 [pid 3842] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3842] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./697", 0777 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3842] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3842] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3842] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3842] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3842] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3842] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3842] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3844 attached [pid 3842] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3844 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3843 attached [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3843] set_robust_list(0x555557559760, 24 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3843] <... set_robust_list resumed>) = 0 [pid 3844] set_robust_list(0x555557559760, 24 [pid 3843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3843] chdir("./685" [pid 3844] <... set_robust_list resumed>) = 0 [pid 3843] <... chdir resumed>) = 0 [pid 3843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3843] setpgid(0, 0) = 0 [pid 3843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 3843] <... openat resumed>) = 3 [pid 3843] write(3, "1000", 4) = 4 [pid 3843] close(3 [pid 301] umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3843] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3843] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3843] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3843] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 302] umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3843] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3843] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 3843] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3844] rt_sigprocmask(SIG_SETMASK, [] [pid 3843] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3843] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./712/binderfs" [pid 302] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./712/binderfs" [pid 302] getdents64(3 [pid 3843] <... mount resumed>) = 0 [pid 3843] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3843] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./733/binderfs" [pid 301] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./733/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3843] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3843] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./712/tracing" [pid 300] openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 3843] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] fstat(3 [pid 302] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./712/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./733/tracing" [pid 300] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 3843] exit_group(0 [pid 302] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./733/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./709/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(4 [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./709/binderfs" [pid 302] getdents64(4 [pid 301] close(4 [pid 3843] <... exit_group resumed>) = ? [pid 3844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3843] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 3844] chdir("./697" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./712/tracing" [pid 300] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 3844] <... chdir resumed>) = 0 [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3844] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 302] rmdir("./733/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3844] <... openat resumed>) = 3 [pid 3844] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 300] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./712" [pid 302] close(3 [pid 300] newfstatat(AT_FDCWD, "./709/tracing" [pid 3844] <... write resumed>) = 4 [pid 3844] close(3) = 0 [pid 3844] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./713", 0777 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3844] <... symlink resumed>) = 0 [pid 3844] write(1, "executing program\n", 18 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./733" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./709/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3844] <... write resumed>) = 18 [pid 3844] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3844] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] mkdir("./734", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4 [pid 3844] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3844] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3844] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3845 executing program [pid 300] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3844] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 3844] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3844] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3844] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3844] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3846 [pid 300] close(4 [pid 3844] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3846 attached [pid 3844] +++ exited with 0 +++ [pid 300] rmdir("./709/tracing" [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3845 attached [pid 3845] set_robust_list(0x555557559760, 24) = 0 [pid 3845] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3845] chdir("./713" [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./709" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3845] <... chdir resumed>) = 0 [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3845] setpgid(0, 0) = 0 [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 300] mkdir("./710", 0777 [pid 3845] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3845] write(3, "1000", 4) = 4 [pid 3845] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3845] <... close resumed>) = 0 [pid 3845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3845] write(1, "executing program\n", 18) = 18 [pid 3845] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3847 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3845] <... close_range resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./685/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./685/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3845] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3846] set_robust_list(0x555557559760, 24 [pid 3845] <... mkdirat resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./697/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 3845] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./697/binderfs" [pid 3845] <... mount resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3845] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 3845] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 299] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./685/tracing" [pid 299] newfstatat(AT_FDCWD, "./697/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3845] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./685/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./685/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./697/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3845] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 3845] creat(NULL, 0732 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 3845] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 299] close(4 [pid 3845] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./697/tracing" [pid 298] rmdir("./685/tracing" [pid 3845] <... exit_group resumed>) = ? [pid 3846] <... set_robust_list resumed>) = 0 [pid 3845] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3847 attached [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./697" [pid 298] rmdir("./685" [pid 3847] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3847] chdir("./710" [pid 299] mkdir("./698", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 3847] <... chdir resumed>) = 0 [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3847] setpgid(0, 0) = 0 [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 298] mkdir("./686", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3847] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3847] write(3, "1000", 4) = 4 [pid 3847] close(3) = 0 [pid 3847] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3848 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3847] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3847] <... write resumed>) = 18 [pid 3847] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3847] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3849 [pid 3847] <... mkdirat resumed>) = 0 [pid 3846] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3849 attached , NULL, 8) = 0 [pid 3847] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3847] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3846] chdir("./734" [pid 3847] write(3, "p:s/p ./file0:0", 15 [pid 3849] set_robust_list(0x555557559760, 24 [pid 3847] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3846] <... chdir resumed>) = 0 [pid 3847] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3847] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3847] exit_group(0 [pid 3846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3847] <... exit_group resumed>) = ? [pid 3849] <... set_robust_list resumed>) = 0 [pid 3847] +++ exited with 0 +++ [pid 3846] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3848 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3848] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3848] <... set_robust_list resumed>) = 0 [pid 3849] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3848] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 3849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 3848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3849] chdir("./686" [pid 301] getdents64(3 [pid 3848] chdir("./698" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3849] <... chdir resumed>) = 0 [pid 301] umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3848] <... chdir resumed>) = 0 [pid 3846] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3846] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./713/binderfs" [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] unlink("./713/binderfs" [pid 3849] <... prctl resumed>) = 0 [pid 3848] <... prctl resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3849] setpgid(0, 0 [pid 301] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3849] <... setpgid resumed>) = 0 [pid 3848] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 3846] <... openat resumed>) = 3 [pid 301] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3848] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3846] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./713/tracing" [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3846] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3846] close(3 [pid 301] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3849] <... openat resumed>) = 3 [pid 3846] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3848] <... openat resumed>) = 3 [pid 3846] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./713/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3849] write(3, "1000", 4 [pid 3848] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3849] <... write resumed>) = 4 [pid 3848] <... write resumed>) = 4 [pid 3846] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3849] close(3 [pid 3848] close(3 [pid 3846] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 3846] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3849] <... close resumed>) = 0 executing program [pid 3848] <... close resumed>) = 0 [pid 3846] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(4 [pid 300] <... openat resumed>) = 3 [pid 3849] symlink("/dev/binderfs", "./binderfs" [pid 3848] symlink("/dev/binderfs", "./binderfs" [pid 3846] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] fstat(3 [pid 301] rmdir("./713/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3849] <... symlink resumed>) = 0 [pid 3848] <... symlink resumed>) = 0 [pid 3846] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] getdents64(3 [pid 3849] write(1, "executing program\n", 18 [pid 3848] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 3849] <... write resumed>) = 18 [pid 3848] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./710/binderfs" [pid 301] rmdir("./713" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3849] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3848] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3849] <... close_range resumed>) = 0 [pid 3848] <... close_range resumed>) = 0 [pid 3849] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3848] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3846] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./710/binderfs" [pid 3846] mount(NULL, "./tracing", "tracefs", 0, NULL executing program executing program [pid 301] mkdir("./714", 0777 [pid 3849] <... mkdirat resumed>) = 0 [pid 3848] <... mkdirat resumed>) = 0 [pid 3846] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3849] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3848] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3846] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3849] <... mount resumed>) = 0 [pid 3848] <... mount resumed>) = 0 [pid 3846] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = 0 [pid 3849] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3848] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3849] <... openat resumed>) = 3 [pid 3848] <... openat resumed>) = 3 [pid 3849] write(3, "p:s/p ./file0:0", 15 [pid 3848] write(3, "p:s/p ./file0:0", 15 [pid 3846] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3850 [pid 3849] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3848] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3846] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3846] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./710/tracing" [pid 3849] openat(AT_FDCWD, NULL, O_WRONLY [pid 3848] openat(AT_FDCWD, NULL, O_WRONLY [pid 3846] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3849] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3848] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3846] creat(NULL, 0732 [pid 300] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3849] creat(NULL, 0732 [pid 3848] creat(NULL, 0732 [pid 3849] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3848] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3846] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3850 attached [pid 3849] exit_group(0 [pid 3848] exit_group(0 [pid 300] openat(AT_FDCWD, "./710/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3850] set_robust_list(0x555557559760, 24 [pid 3849] <... exit_group resumed>) = ? [pid 3848] <... exit_group resumed>) = ? [pid 3846] exit_group(0 [pid 3850] <... set_robust_list resumed>) = 0 [pid 3849] +++ exited with 0 +++ [pid 3848] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3846] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 3850] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./710/tracing" [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 3850] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3850] chdir("./714" [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 298] fstat(3 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 300] close(3 [pid 298] getdents64(3 [pid 3850] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./710" [pid 298] umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3850] setpgid(0, 0) = 0 [pid 3850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./698/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] <... openat resumed>) = 3 [pid 3846] +++ exited with 0 +++ [pid 300] mkdir("./711", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./686/binderfs" [pid 3850] write(3, "1000", 4) = 4 [pid 3850] close(3) = 0 [pid 3850] symlink("/dev/binderfs", "./binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] unlink("./698/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3850] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./686/binderfs" [pid 3850] write(1, "executing program\n", 18) = 18 [pid 3850] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3850] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3851 [pid 299] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./698/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 3850] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3850] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./686/tracing" [pid 302] umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./698/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./734/binderfs" [pid 298] umount2("./686/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] unlink("./734/binderfs" [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] <... openat resumed>) = 3 [pid 3850] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./686/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3850] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3850] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3850] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3850] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] fstat(4 [pid 3850] exit_group(0 [pid 302] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3850] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3850] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./734/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./698/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4 [pid 302] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3851 attached [pid 3851] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./734/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3851] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] close(3 [pid 302] fstat(4 [pid 298] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 298] rmdir("./686/tracing" [pid 299] rmdir("./698" [pid 3851] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3851] chdir("./711" [pid 302] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 3851] <... chdir resumed>) = 0 [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] close(4 [pid 299] mkdir("./699", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 3851] <... prctl resumed>) = 0 [pid 3851] setpgid(0, 0) = 0 [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] rmdir("./734/tracing" [pid 299] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 3851] write(3, "1000", 4) = 4 [pid 3851] close(3) = 0 [pid 3851] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./686" [pid 302] <... close resumed>) = 0 [pid 3851] <... symlink resumed>) = 0 [pid 3851] write(1, "executing program\n", 18) = 18 [pid 3851] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3851] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 3851] <... mkdirat resumed>) = 0 [pid 302] rmdir("./734" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3852 [pid 298] <... rmdir resumed>) = 0 [pid 3851] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3851] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] mkdir("./735", 0777 [pid 298] mkdir("./687", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3851] <... openat resumed>) = 3 [pid 3851] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3851] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3851] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3851] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3851] <... exit_group resumed>) = ? [pid 3851] +++ exited with 0 +++ [pid 301] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3853 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3852 attached [pid 3852] set_robust_list(0x555557559760, 24) = 0 [pid 3852] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3854 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./714/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./714/binderfs" [pid 3852] chdir("./699") = 0 [pid 301] <... unlink resumed>) = 0 [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3852] <... prctl resumed>) = 0 [pid 3852] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 3852] <... setpgid resumed>) = 0 [pid 301] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3853 attached [pid 3852] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./714/tracing" [pid 3853] set_robust_list(0x555557559760, 24 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3852] write(3, "1000", 4 [pid 301] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3852] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3852] close(3 [pid 301] openat(AT_FDCWD, "./714/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3852] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3852] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(4 [pid 3853] <... set_robust_list resumed>) = 0 [pid 3852] <... symlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3852] write(1, "executing program\n", 18 [pid 301] getdents64(4 [pid 3852] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3852] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(4 [pid 3852] <... close_range resumed>) = 0 executing program [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3852] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(4 [pid 3853] rt_sigprocmask(SIG_SETMASK, [] [pid 3852] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3852] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rmdir("./714/tracing" [pid 3852] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3852] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 300] umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 3852] <... openat resumed>) = 3 [pid 301] rmdir("./714" [pid 300] <... openat resumed>) = 3 [pid 3852] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3852] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 301] mkdir("./715", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3852] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3852] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3852] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3854 attached [pid 3854] set_robust_list(0x555557559760, 24) = 0 [pid 3854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3854] chdir("./687" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3855 [pid 300] newfstatat(AT_FDCWD, "./711/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3854] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./711/binderfs" [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3854] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3854] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 3854] write(3, "1000", 4 [pid 300] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3854] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] chdir("./735" [pid 300] newfstatat(AT_FDCWD, "./711/tracing" [pid 3854] close(3 [pid 3853] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3854] <... close resumed>) = 0 [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3854] symlink("/dev/binderfs", "./binderfs" [pid 3853] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3854] <... symlink resumed>) = 0 [pid 3853] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./711/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3854] write(1, "executing program\n", 18 [pid 3853] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 3854] <... write resumed>) = 18 [pid 300] fstat(4 [pid 3854] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 3854] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3854] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 3853] <... openat resumed>) = 3 executing program [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3854] <... mkdirat resumed>) = 0 [pid 3853] write(3, "1000", 4 [pid 300] close(4 [pid 3854] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3853] <... write resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 3854] <... mount resumed>) = 0 [pid 3853] close(3 [pid 300] rmdir("./711/tracing" [pid 3854] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3854] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3853] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3854] openat(AT_FDCWD, NULL, O_WRONLY [pid 3853] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 3854] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3854] creat(NULL, 0732 [pid 300] close(3 [pid 3854] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3853] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3854] exit_group(0 [pid 3853] write(1, "executing program\n", 18 [pid 300] rmdir("./711"ci2-android-5-10/strace-static-x86_64: Process 3855 attached [pid 3854] <... exit_group resumed>) = ? executing program [pid 3855] set_robust_list(0x555557559760, 24 [pid 3854] +++ exited with 0 +++ [pid 3853] <... write resumed>) = 18 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3853] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] mkdir("./712", 0777 [pid 3855] <... set_robust_list resumed>) = 0 [pid 3855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3855] chdir("./715" [pid 300] <... mkdir resumed>) = 0 [pid 3855] <... chdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3853] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0) = 0 [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 3853] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3856 [pid 299] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3855] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3855] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./699/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3853] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 299] unlink("./699/binderfs" [pid 3853] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3855] close(3) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3855] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./687/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3853] <... mount resumed>) = 0 [pid 298] unlink("./687/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3855] <... symlink resumed>) = 0 [pid 3853] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./699/tracing" [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3855] write(1, "executing program\n", 18 [pid 3853] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./699/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./687/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3853] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] umount2("./687/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3856 attached [pid 3855] <... write resumed>) = 18 [pid 3856] set_robust_list(0x555557559760, 24 [pid 3855] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3856] <... set_robust_list resumed>) = 0 [pid 3855] <... close_range resumed>) = 0 [pid 3853] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./687/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3856] rt_sigprocmask(SIG_SETMASK, [] [pid 3855] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3856] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3855] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 3856] chdir("./712" [pid 3855] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3853] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 3856] <... chdir resumed>) = 0 [pid 3855] <... mount resumed>) = 0 [pid 3853] creat(NULL, 0732 [pid 299] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3855] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 3856] <... prctl resumed>) = 0 [pid 3855] <... openat resumed>) = 3 [pid 3853] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./699/tracing" [pid 298] getdents64(4 [pid 3856] setpgid(0, 0 [pid 3855] write(3, "p:s/p ./file0:0", 15 [pid 3856] <... setpgid resumed>) = 0 [pid 3855] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3853] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3855] openat(AT_FDCWD, NULL, O_WRONLY [pid 3853] <... exit_group resumed>) = ? [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 3856] <... openat resumed>) = 3 [pid 3855] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3856] write(3, "1000", 4 [pid 3855] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3856] <... write resumed>) = 4 [pid 3855] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 298] close(4 [pid 3856] close(3 [pid 3855] exit_group(0 [pid 3856] <... close resumed>) = 0 [pid 3855] <... exit_group resumed>) = ? [pid 3853] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3856] symlink("/dev/binderfs", "./binderfs" [pid 3855] +++ exited with 0 +++ [pid 299] rmdir("./699" [pid 298] rmdir("./687/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3856] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3856] write(1, "executing program\n", 18) = 18 [pid 3856] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3856] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./700", 0777 [pid 298] getdents64(3 executing program [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3856] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3856] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./687" [pid 3856] <... mount resumed>) = 0 [pid 3856] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3856] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3856] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3856] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3857 [pid 298] mkdir("./688", 0777 [pid 3856] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3856] <... exit_group resumed>) = ? [pid 3856] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3857 attached [pid 3857] set_robust_list(0x555557559760, 24) = 0 [pid 3857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3857] chdir("./700" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3858 [pid 3857] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3857] <... prctl resumed>) = 0 [pid 3857] setpgid(0, 0) = 0 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 3858 attached ) = 3 [pid 3858] set_robust_list(0x555557559760, 24 [pid 3857] write(3, "1000", 4 [pid 3858] <... set_robust_list resumed>) = 0 [pid 3857] <... write resumed>) = 4 [pid 3857] close(3) = 0 [pid 3857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3857] write(1, "executing program\n", 18) = 18 [pid 3857] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 3858] rt_sigprocmask(SIG_SETMASK, [] [pid 3857] <... close_range resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3857] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3858] chdir("./688" [pid 3857] <... mkdirat resumed>) = 0 [pid 302] fstat(3 [pid 300] openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3858] <... chdir resumed>) = 0 [pid 3857] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] fstat(3 [pid 3857] <... mount resumed>) = 0 [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3857] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3858] <... prctl resumed>) = 0 [pid 3857] <... openat resumed>) = 3 [pid 302] umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3858] setpgid(0, 0 [pid 3857] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3857] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./735/binderfs" [pid 3858] <... setpgid resumed>) = 0 [pid 300] umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3857] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3857] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] unlink("./735/binderfs" [pid 300] newfstatat(AT_FDCWD, "./712/binderfs" [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3857] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3857] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./712/binderfs" [pid 3858] <... openat resumed>) = 3 [pid 3857] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3858] write(3, "1000", 4 [pid 3857] <... exit_group resumed>) = ? [pid 302] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./735/tracing" [pid 300] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./712/tracing" [pid 3857] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./735/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3858] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(4 [pid 300] openat(AT_FDCWD, "./712/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 3858] close(3 [pid 302] getdents64(4 [pid 300] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3858] <... close resumed>) = 0 [pid 302] close(4 [pid 300] getdents64(4 [pid 3858] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./735/tracing" [pid 300] close(4 [pid 3858] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 3858] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 300] rmdir("./712/tracing" [pid 3858] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 executing program [pid 3858] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 [pid 300] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3858] <... close_range resumed>) = 0 [pid 302] rmdir("./735" [pid 300] close(3 [pid 3858] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] mkdir("./736", 0777 [pid 300] rmdir("./712" [pid 3858] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3858] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./713", 0777 [pid 3858] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 3858] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3858] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3858] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3859 [pid 301] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3859 attached [pid 3858] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3859] set_robust_list(0x555557559760, 24 [pid 3858] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3860 ci2-android-5-10/strace-static-x86_64: Process 3860 attached [pid 3859] <... set_robust_list resumed>) = 0 [pid 3858] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3859] rt_sigprocmask(SIG_SETMASK, [] [pid 3858] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./715/binderfs" [pid 299] openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 3859] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3858] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] unlink("./715/binderfs" [pid 299] fstat(3 [pid 3859] chdir("./736" [pid 3858] exit_group(0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 3859] <... chdir resumed>) = 0 [pid 3858] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./700/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./700/binderfs") = 0 [pid 299] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3858] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3860] set_robust_list(0x555557559760, 24 [pid 3859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3860] <... set_robust_list resumed>) = 0 [pid 3859] <... prctl resumed>) = 0 [pid 301] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3859] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3859] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./715/tracing" [pid 299] newfstatat(AT_FDCWD, "./700/tracing" [pid 3860] rt_sigprocmask(SIG_SETMASK, [] [pid 3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3860] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3859] <... openat resumed>) = 3 [pid 301] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3860] chdir("./713" [pid 3859] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3860] <... chdir resumed>) = 0 [pid 3859] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./715/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3859] close(3 [pid 3860] <... prctl resumed>) = 0 [pid 3859] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./700/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3860] setpgid(0, 0 [pid 3859] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(4 [pid 3860] <... setpgid resumed>) = 0 [pid 3859] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 3859] write(1, "executing program\n", 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3860] <... openat resumed>) = 3 [pid 3859] <... write resumed>) = 18 [pid 299] fstat(4 [pid 3860] write(3, "1000", 4 [pid 3859] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(4 [pid 3860] <... write resumed>) = 4 [pid 3859] <... close_range resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3860] close(3 [pid 3859] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3860] <... close resumed>) = 0 [pid 3859] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 3860] symlink("/dev/binderfs", "./binderfs" [pid 3859] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3860] <... symlink resumed>) = 0 [pid 3859] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3860] write(1, "executing program\n", 18 [pid 3859] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 3860] <... write resumed>) = 18 [pid 3859] <... openat resumed>) = 3 executing program [pid 301] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3860] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3859] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 3860] <... close_range resumed>) = 0 [pid 3859] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./715/tracing" [pid 299] close(4 [pid 3860] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3859] openat(AT_FDCWD, NULL, O_WRONLY [pid 3860] <... mkdirat resumed>) = 0 [pid 3859] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3860] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3859] creat(NULL, 0732 [pid 301] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 3860] <... mount resumed>) = 0 [pid 3859] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./700/tracing" [pid 3860] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3859] exit_group(0 [pid 3860] <... openat resumed>) = 3 [pid 3859] <... exit_group resumed>) = ? [pid 3860] write(3, "p:s/p ./file0:0", 15 [pid 3859] +++ exited with 0 +++ [pid 301] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./715" [pid 299] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3860] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3860] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3860] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 3860] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./716", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3860] exit_group(0) = ? [pid 3860] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./700" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3861 attached [pid 3861] set_robust_list(0x555557559760, 24) = 0 [pid 3861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3861 [pid 299] mkdir("./701", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3861] chdir("./716") = 0 [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3861] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3862 [pid 3861] <... write resumed>) = 4 [pid 3861] close(3) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3861] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3861] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./736/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] unlink("./736/binderfs" [pid 300] umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./688/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] unlink("./688/binderfs" [pid 302] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./713/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./713/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./688/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./688/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./736/tracing" [pid 298] openat(AT_FDCWD, "./688/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 302] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3861] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./736/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3861] <... write resumed>) = 18 executing program [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3861] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./713/tracing" [pid 298] getdents64(4 [pid 3861] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3861] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 300] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 3861] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 3861] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./713/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./688/tracing" [pid 3861] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 3861] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(4 [pid 300] fstat(4 [pid 298] getdents64(3 [pid 3861] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3861] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./736/tracing" [pid 300] getdents64(4 [pid 298] close(3 [pid 3861] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 3861] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rmdir("./688" [pid 3861] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 [pid 3861] creat(NULL, 0732 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 298] mkdir("./689", 0777 [pid 3861] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3861] exit_group(0 [pid 302] close(3 [pid 300] close(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3861] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3861] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./736" [pid 300] rmdir("./713/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3863 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3862 attached [pid 3862] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3862] <... set_robust_list resumed>) = 0 [pid 3862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3862] chdir("./701" [pid 302] mkdir("./737", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rmdir resumed>) = 0 [pid 3862] <... chdir resumed>) = 0 [pid 3862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3862] setpgid(0, 0) = 0 [pid 3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3862] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3862] write(3, "1000", 4) = 4 [pid 3862] close(3) = 0 [pid 3862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] rmdir("./713" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3864 [pid 3862] write(1, "executing program\n", 18) = 18 [pid 3862] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3862] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] mkdir("./714", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3862] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 3862] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3862] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3862] <... openat resumed>) = 3 [pid 3862] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3862] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3865 [pid 301] openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3862] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3862] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3862] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3862] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3865 attached ci2-android-5-10/strace-static-x86_64: Process 3863 attached [pid 3862] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./716/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3864 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3864] set_robust_list(0x555557559760, 24) = 0 [pid 3864] rt_sigprocmask(SIG_SETMASK, [] [pid 301] unlink("./716/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3864] chdir("./737" [pid 301] <... unlink resumed>) = 0 [pid 3864] <... chdir resumed>) = 0 [pid 301] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3864] setpgid(0, 0 [pid 301] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3864] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./716/tracing" [pid 3865] set_robust_list(0x555557559760, 24 [pid 3863] set_robust_list(0x555557559760, 24 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3864] <... openat resumed>) = 3 [pid 301] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3864] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3864] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./716/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3864] close(3 [pid 301] <... openat resumed>) = 4 [pid 3864] <... close resumed>) = 0 [pid 301] fstat(4 [pid 3864] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3864] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 3865] <... set_robust_list resumed>) = 0 [pid 3863] <... set_robust_list resumed>) = 0 [pid 3864] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3864] <... write resumed>) = 18 [pid 301] getdents64(4 [pid 3864] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 3864] <... close_range resumed>) = 0 [pid 301] close(4 [pid 3864] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 3865] rt_sigprocmask(SIG_SETMASK, [] [pid 3864] <... mkdirat resumed>) = 0 [pid 3863] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./716/tracing" [pid 3864] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3864] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3864] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 3864] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 3864] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3864] creat(NULL, 0732 [pid 301] close(3 [pid 3864] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3864] exit_group(0 [pid 301] rmdir("./716" [pid 3864] <... exit_group resumed>) = ? [pid 3865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3864] +++ exited with 0 +++ [pid 3863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./717", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3866 ci2-android-5-10/strace-static-x86_64: Process 3866 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3866] set_robust_list(0x555557559760, 24) = 0 [pid 3866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3865] chdir("./714" [pid 3863] chdir("./689" [pid 3865] <... chdir resumed>) = 0 [pid 3866] chdir("./717" [pid 3865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3863] <... chdir resumed>) = 0 [pid 3866] <... chdir resumed>) = 0 [pid 3865] <... prctl resumed>) = 0 [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3866] setpgid(0, 0) = 0 [pid 3866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3865] setpgid(0, 0 [pid 3863] <... prctl resumed>) = 0 [pid 3866] <... openat resumed>) = 3 [pid 3866] write(3, "1000", 4) = 4 [pid 3866] close(3) = 0 [pid 3865] <... setpgid resumed>) = 0 [pid 3863] setpgid(0, 0 [pid 3866] symlink("/dev/binderfs", "./binderfs" [pid 3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3863] <... setpgid resumed>) = 0 [pid 3866] <... symlink resumed>) = 0 [pid 3866] write(1, "executing program\n", 18) = 18 [pid 3865] <... openat resumed>) = 3 [pid 3866] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 3865] write(3, "1000", 4 [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] <... close_range resumed>) = 0 [pid 3866] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3863] <... openat resumed>) = 3 [pid 3865] <... write resumed>) = 4 [pid 3866] <... mkdirat resumed>) = 0 [pid 3865] close(3 [pid 3863] write(3, "1000", 4 [pid 3866] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3865] <... close resumed>) = 0 [pid 3863] <... write resumed>) = 4 [pid 3866] <... mount resumed>) = 0 [pid 3866] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3866] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3866] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3866] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3866] exit_group(0 [pid 3865] symlink("/dev/binderfs", "./binderfs" [pid 3863] close(3 [pid 3866] <... exit_group resumed>) = ? [pid 3866] +++ exited with 0 +++ [pid 3865] <... symlink resumed>) = 0 [pid 3863] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3863] symlink("/dev/binderfs", "./binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3865] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 3865] <... write resumed>) = 18 [pid 3863] <... symlink resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3865] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3863] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 3865] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./737/binderfs" [pid 3865] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3863] <... write resumed>) = 18 [pid 299] openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] unlink("./737/binderfs" [pid 3863] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(3 [pid 3863] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3863] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./701/binderfs" [pid 302] newfstatat(AT_FDCWD, "./737/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./701/binderfs" [pid 302] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./737/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./701/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3865] <... mkdirat resumed>) = 0 [pid 3863] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 299] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3865] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3863] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 299] openat(AT_FDCWD, "./701/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 executing program executing program [pid 3865] <... mount resumed>) = 0 [pid 3863] <... mount resumed>) = 0 [pid 302] rmdir("./737/tracing" [pid 299] <... openat resumed>) = 4 [pid 3865] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3863] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 3863] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3865] <... openat resumed>) = 3 [pid 3863] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 3865] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 302] rmdir("./737" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 302] mkdir("./738", 0777 [pid 299] <... close resumed>) = 0 [pid 3863] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 299] rmdir("./701/tracing" [pid 3865] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3863] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3865] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3863] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3865] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3863] creat(NULL, 0732 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3865] creat(NULL, 0732 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3867 [pid 299] close(3 [pid 3863] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 3865] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./701"ci2-android-5-10/strace-static-x86_64: Process 3867 attached [pid 3867] set_robust_list(0x555557559760, 24) = 0 [pid 3867] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 3867] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./702", 0777 [pid 3865] exit_group(0 [pid 3863] exit_group(0 [pid 3867] chdir("./738") = 0 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3865] <... exit_group resumed>) = ? [pid 3863] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3867] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3867] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3867] write(3, "1000", 4) = 4 [pid 3867] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3868 [pid 3867] <... close resumed>) = 0 [pid 3867] symlink("/dev/binderfs", "./binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3867] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3867] write(1, "executing program\n", 18 [pid 301] fstat(3 [pid 3867] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3867] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 3867] <... close_range resumed>) = 0 [pid 3867] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3865] +++ exited with 0 +++ [pid 3863] +++ exited with 0 +++ [pid 301] umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 301] newfstatat(AT_FDCWD, "./717/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./717/binderfs" [pid 298] umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 301] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./717/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./689/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./689/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./717/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3867] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./689/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./689/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3867] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3867] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./689/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3867] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... openat resumed>) = 4 [pid 3867] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 298] fstat(4 [pid 3867] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3867] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 298] getdents64(4 [pid 3867] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3867] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 3867] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3867] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./717/tracing" [pid 298] close(4 [pid 3867] exit_group(0 [pid 300] umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3867] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./689/tracing" [pid 3867] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 301] rmdir("./717" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./689" [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3868 attached [pid 301] mkdir("./718", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./690", 0777 [pid 3868] set_robust_list(0x555557559760, 24 [pid 300] newfstatat(AT_FDCWD, "./714/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 3868] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3868] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./714/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3868] chdir("./702" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3868] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3869 [pid 3868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3868] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3868] setpgid(0, 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3870 [pid 300] newfstatat(AT_FDCWD, "./714/tracing" [pid 3868] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3868] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3868] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./714/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3868] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 3868] close(3 [pid 300] fstat(4 [pid 3868] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3869 attached [pid 3868] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 3869] set_robust_list(0x555557559760, 24 [pid 3868] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3868] write(1, "executing program\n", 18 [pid 300] getdents64(4 [pid 3868] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3868] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] close(4 [pid 3868] <... close_range resumed>) = 0 [pid 302] umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3868] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./714/tracing" [pid 3869] <... set_robust_list resumed>) = 0 [pid 3868] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 3868] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 3868] <... mount resumed>) = 0 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3868] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3868] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3868] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 300] rmdir("./714" [pid 3869] rt_sigprocmask(SIG_SETMASK, [] [pid 3868] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 3868] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] mkdir("./715", 0777 [pid 3869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3868] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 3868] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3868] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3868] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./738/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3871 attached [pid 3869] chdir("./690" [pid 3868] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3871] set_robust_list(0x555557559760, 24 [pid 3869] <... chdir resumed>) = 0 [pid 3868] +++ exited with 0 +++ [pid 302] unlink("./738/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3871 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3870 attached [pid 3870] set_robust_list(0x555557559760, 24) = 0 [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3870] chdir("./718") = 0 [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3870] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 3870] write(3, "1000", 4 [pid 302] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3870] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3870] close(3 [pid 302] newfstatat(AT_FDCWD, "./738/tracing" [pid 3870] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3870] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3871] <... set_robust_list resumed>) = 0 [pid 3870] <... symlink resumed>) = 0 [pid 3869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3870] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./738/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3870] <... write resumed>) = 18 [pid 3870] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 4 [pid 3870] <... close_range resumed>) = 0 executing program [pid 302] fstat(4 [pid 3870] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3870] <... mkdirat resumed>) = 0 [pid 3869] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 3870] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3870] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 3870] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 3870] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 3870] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./738/tracing" [pid 3870] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3870] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3870] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3870] exit_group(0) = ? [pid 3871] rt_sigprocmask(SIG_SETMASK, [] [pid 3870] +++ exited with 0 +++ [pid 3869] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 3871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3869] <... setpgid resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./738" [pid 3869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./739", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3869] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3872 attached [pid 3869] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3872 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3869] <... write resumed>) = 4 [pid 3872] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3869] close(3 [pid 3872] <... set_robust_list resumed>) = 0 [pid 3869] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3869] symlink("/dev/binderfs", "./binderfs" [pid 3872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3872] chdir("./739" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3869] <... symlink resumed>) = 0 [pid 3872] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3869] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 3 [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(3 [pid 3869] <... write resumed>) = 18 executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3872] <... prctl resumed>) = 0 [pid 3869] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 3872] setpgid(0, 0) = 0 [pid 3869] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3869] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3872] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./718/binderfs" [pid 3872] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3872] <... write resumed>) = 4 [pid 301] unlink("./718/binderfs" [pid 3872] close(3) = 0 [pid 3872] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 3869] <... mkdirat resumed>) = 0 [pid 301] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3872] <... symlink resumed>) = 0 [pid 3869] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 3872] write(1, "executing program\n", 18 [pid 301] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3872] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3869] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./718/tracing" [pid 3872] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3869] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3872] <... close_range resumed>) = 0 executing program [pid 301] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3872] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3869] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3872] <... mkdirat resumed>) = 0 [pid 3871] chdir("./715" [pid 3869] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./718/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3872] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3872] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 3869] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3872] <... openat resumed>) = 3 [pid 3869] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3869] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3869] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 3872] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 3869] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 299] fstat(3 [pid 301] rmdir("./718/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3872] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3872] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3872] creat(NULL, 0732 [pid 299] getdents64(3 [pid 3869] exit_group(0 [pid 301] getdents64(3 [pid 3872] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3869] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(3 [pid 299] umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3872] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3872] <... exit_group resumed>) = ? [pid 301] rmdir("./718" [pid 299] newfstatat(AT_FDCWD, "./702/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./719", 0777 [pid 299] unlink("./702/binderfs" [pid 3869] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3872] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./702/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./702/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3873 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3871] <... chdir resumed>) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./702/tracing" [pid 3871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./702" [pid 3871] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./703", 0777ci2-android-5-10/strace-static-x86_64: Process 3873 attached [pid 3871] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3873] set_robust_list(0x555557559760, 24 [pid 3871] <... setpgid resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3874 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3874 attached [pid 3873] <... set_robust_list resumed>) = 0 [pid 3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3873] rt_sigprocmask(SIG_SETMASK, [] [pid 3871] write(3, "1000", 4 [pid 3873] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3871] <... write resumed>) = 4 [pid 3874] set_robust_list(0x555557559760, 24 [pid 3871] close(3 [pid 3873] chdir("./719" [pid 3871] <... close resumed>) = 0 [pid 3871] symlink("/dev/binderfs", "./binderfs" [pid 3873] <... chdir resumed>) = 0 [pid 3874] <... set_robust_list resumed>) = 0 [pid 3871] <... symlink resumed>) = 0 [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 3871] write(1, "executing program\n", 18 [pid 3874] rt_sigprocmask(SIG_SETMASK, [] [pid 3873] <... prctl resumed>) = 0 [pid 3871] <... write resumed>) = 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3871] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3871] <... close_range resumed>) = 0 [pid 302] umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./739/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./739/binderfs") = 0 [pid 298] umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3873] setpgid(0, 0 [pid 3871] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./739/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3871] <... mkdirat resumed>) = 0 [pid 302] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3871] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./739/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3873] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 3871] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3871] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3871] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 3873] <... openat resumed>) = 3 [pid 302] rmdir("./739/tracing" [pid 298] getdents64(3 [pid 3874] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3873] write(3, "1000", 4 [pid 3871] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3871] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(3 [pid 3873] <... write resumed>) = 4 [pid 3871] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 298] umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3873] close(3 [pid 3871] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./739" [pid 3874] chdir("./703" [pid 3873] <... close resumed>) = 0 [pid 3871] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3873] symlink("/dev/binderfs", "./binderfs" [pid 3871] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./740", 0777 [pid 298] newfstatat(AT_FDCWD, "./690/binderfs" [pid 3873] <... symlink resumed>) = 0 [pid 3871] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 3871] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3873] write(1, "executing program\n", 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3873] <... write resumed>) = 18 [pid 3871] +++ exited with 0 +++ executing program [pid 298] unlink("./690/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3875 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3873] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3875 attached [pid 3873] <... close_range resumed>) = 0 [pid 298] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 3873] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 3873] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./690/tracing" [pid 3873] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./715/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./715/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3873] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./690/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3873] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3873] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] openat(AT_FDCWD, "./690/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3873] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 3873] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] newfstatat(AT_FDCWD, "./715/tracing" [pid 298] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3873] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3873] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./715/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3873] creat(NULL, 0732 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 3873] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] close(4 [pid 3873] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./715/tracing" [pid 298] <... close resumed>) = 0 [pid 3874] <... chdir resumed>) = 0 [pid 3873] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 298] rmdir("./690/tracing" [pid 300] rmdir("./715") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] mkdir("./716", 0777 [pid 298] getdents64(3 [pid 3873] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3876 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3876 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3875] set_robust_list(0x555557559760, 24) = 0 [pid 3875] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 3874] <... prctl resumed>) = 0 [pid 3876] set_robust_list(0x555557559760, 24 [pid 3875] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3875] chdir("./740" [pid 298] rmdir("./690" [pid 3875] <... chdir resumed>) = 0 [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3875] setpgid(0, 0) = 0 [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3875] <... openat resumed>) = 3 [pid 298] mkdir("./691", 0777 [pid 3875] write(3, "1000", 4) = 4 [pid 3875] close(3) = 0 [pid 3875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3875] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3875] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3875] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3875] <... close_range resumed>) = 0 [pid 3875] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3875] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3874] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3877 [pid 3876] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3877 attached [pid 3875] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3875] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3875] write(3, "p:s/p ./file0:0", 15 [pid 3874] <... setpgid resumed>) = 0 [pid 3875] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3875] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3875] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3875] exit_group(0) = ? [pid 3876] rt_sigprocmask(SIG_SETMASK, [] [pid 3875] +++ exited with 0 +++ [pid 3874] <... openat resumed>) = 3 [pid 3874] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3877] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3874] <... write resumed>) = 4 [pid 3877] <... set_robust_list resumed>) = 0 [pid 3874] close(3 [pid 3877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3877] chdir("./691") = 0 [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3877] setpgid(0, 0) = 0 [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3876] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3874] <... close resumed>) = 0 [pid 3877] <... openat resumed>) = 3 [pid 3874] symlink("/dev/binderfs", "./binderfs" [pid 3877] write(3, "1000", 4) = 4 [pid 3877] close(3) = 0 [pid 3877] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 3877] write(1, "executing program\n", 18) = 18 [pid 3877] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3877] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3874] <... symlink resumed>) = 0 [pid 3877] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3874] write(1, "executing program\n", 18 [pid 3877] <... mount resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3874] <... write resumed>) = 18 executing program [pid 3877] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3874] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3877] write(3, "p:s/p ./file0:0", 15 [pid 3874] <... close_range resumed>) = 0 [pid 302] umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3874] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3877] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3877] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3877] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3877] creat(NULL, 0732 [pid 302] umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3877] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3877] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./740/binderfs" [pid 3874] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3874] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] unlink("./740/binderfs" [pid 3877] <... exit_group resumed>) = ? [pid 3877] +++ exited with 0 +++ [pid 3876] chdir("./716" [pid 3874] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 3874] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3876] <... chdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./740/tracing" [pid 3874] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3874] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3876] <... prctl resumed>) = 0 [pid 3874] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3876] setpgid(0, 0 [pid 3874] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./740/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3874] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 3876] <... setpgid resumed>) = 0 [pid 3874] creat(NULL, 0732 [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 3874] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./719/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3874] exit_group(0 [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3876] <... openat resumed>) = 3 [pid 3874] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] unlink("./719/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3876] write(3, "1000", 4 [pid 302] getdents64(4 [pid 3876] <... write resumed>) = 4 [pid 3876] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 3876] <... close resumed>) = 0 [pid 302] rmdir("./740/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./691/binderfs" [pid 3876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3874] +++ exited with 0 +++ [pid 3876] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./691/binderfs" [pid 3876] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./719/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3876] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3876] <... close_range resumed>) = 0 executing program [pid 3876] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./740" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3876] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./719/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 302] mkdir("./741", 0777 [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3876] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3876] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 301] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./691/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3876] <... openat resumed>) = 3 [pid 3876] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3876] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3878 [pid 298] umount2("./691/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 298] openat(AT_FDCWD, "./691/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] rmdir("./719/tracing" [pid 298] fstat(4 [pid 3876] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3876] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3876] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3878 attached [pid 301] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3878] set_robust_list(0x555557559760, 24 [pid 3876] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 298] getdents64(4 [pid 3878] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3878] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 3878] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3878] chdir("./741" [pid 301] rmdir("./719" [pid 298] close(4 [pid 3878] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] mkdir("./720", 0777 [pid 298] rmdir("./691/tracing" [pid 3878] <... prctl resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3878] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 3878] <... setpgid resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3879 [pid 298] rmdir("./691"ci2-android-5-10/strace-static-x86_64: Process 3879 attached [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./692", 0777 [pid 3878] <... openat resumed>) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 3879] set_robust_list(0x555557559760, 24 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3879] <... set_robust_list resumed>) = 0 [pid 3878] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3880 attached [pid 3879] rt_sigprocmask(SIG_SETMASK, [] [pid 3878] <... write resumed>) = 4 [pid 3880] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3880 [pid 3880] <... set_robust_list resumed>) = 0 [pid 3878] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3880] rt_sigprocmask(SIG_SETMASK, [] [pid 3879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3878] <... close resumed>) = 0 [pid 300] umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3878] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3880] chdir("./692" [pid 300] openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3878] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 3880] <... chdir resumed>) = 0 [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 3878] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 3878] <... write resumed>) = 18 executing program [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3878] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(3 [pid 3878] <... close_range resumed>) = 0 [pid 300] umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3880] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3878] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./716/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3880] setpgid(0, 0) = 0 [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3878] <... mkdirat resumed>) = 0 [pid 300] unlink("./716/binderfs" [pid 299] newfstatat(AT_FDCWD, "./703/binderfs" [pid 3880] write(3, "1000", 4) = 4 [pid 3880] close(3 [pid 300] <... unlink resumed>) = 0 [pid 3878] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./703/binderfs" [pid 3878] <... mount resumed>) = 0 [pid 3880] <... close resumed>) = 0 [pid 3880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3878] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 300] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3880] write(1, "executing program\n", 18 [pid 3878] <... openat resumed>) = 3 [pid 299] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3880] <... write resumed>) = 18 [pid 300] newfstatat(AT_FDCWD, "./716/tracing" [pid 3878] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3880] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3878] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3878] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./703/tracing" [pid 3878] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./716/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3880] <... close_range resumed>) = 0 executing program [pid 3880] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3878] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 299] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3880] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3878] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./703/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3880] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 3880] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3880] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3880] openat(AT_FDCWD, NULL, O_WRONLY [pid 3878] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 3880] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 3880] creat(NULL, 0732 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3880] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3879] chdir("./720" [pid 302] <... restart_syscall resumed>) = 0 [pid 300] close(4 [pid 299] getdents64(4 [pid 3880] exit_group(0) = ? [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3880] +++ exited with 0 +++ [pid 3879] <... chdir resumed>) = 0 [pid 302] umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./716/tracing" [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3879] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] close(4 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 299] rmdir("./703/tracing" [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 3879] setpgid(0, 0) = 0 [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./716" [pid 299] getdents64(3 [pid 302] umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3879] <... openat resumed>) = 3 [pid 3879] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 3879] <... write resumed>) = 4 [pid 3879] close(3) = 0 [pid 3879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3879] write(1, "executing program\n", 18) = 18 [pid 3879] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] mkdir("./717", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./741/binderfs" [pid 3879] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 302] unlink("./741/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 3879] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./703" [pid 302] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3879] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3879] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3879] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3879] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3879] exit_group(0 [pid 302] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./704", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3881 [pid 3879] <... exit_group resumed>) = ? [pid 3879] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./741/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./741/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 3881 attached [pid 3881] set_robust_list(0x555557559760, 24) = 0 [pid 3881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3881] chdir("./717" [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3882 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3881] <... chdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 298] umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 298] openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rmdir("./741/tracing" [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 298] umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 298] newfstatat(AT_FDCWD, "./692/binderfs" [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./741" [pid 298] unlink("./692/binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./742", 0777 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./692/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./692/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./692/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./692/tracing") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3883 [pid 298] getdents64(3 [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3881] <... prctl resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 3881] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 3881] <... setpgid resumed>) = 0 [pid 298] rmdir("./692"ci2-android-5-10/strace-static-x86_64: Process 3883 attached [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3883] set_robust_list(0x555557559760, 24 [pid 3881] <... openat resumed>) = 3 [pid 298] mkdir("./693", 0777 [pid 3883] <... set_robust_list resumed>) = 0 [pid 3881] write(3, "1000", 4 [pid 298] <... mkdir resumed>) = 0 [pid 3881] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3881] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3881] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3883] rt_sigprocmask(SIG_SETMASK, [] [pid 3881] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 3884 attached [pid 3883] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3881] <... symlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3884 executing program [pid 3881] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3881] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3881] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3881] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3884] set_robust_list(0x555557559760, 24 [pid 3883] chdir("./742" [pid 3881] <... mkdirat resumed>) = 0 [pid 3881] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3883] <... chdir resumed>) = 0 [pid 3884] <... set_robust_list resumed>) = 0 [pid 3881] <... mount resumed>) = 0 [pid 3881] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3881] <... openat resumed>) = 3 [pid 3881] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3883] <... prctl resumed>) = 0 [pid 3881] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3881] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3881] exit_group(0 [pid 3883] setpgid(0, 0 [pid 3881] <... exit_group resumed>) = ? [pid 3884] rt_sigprocmask(SIG_SETMASK, [] [pid 3883] <... setpgid resumed>) = 0 [pid 3881] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3882 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3882] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3882] <... set_robust_list resumed>) = 0 [pid 3882] rt_sigprocmask(SIG_SETMASK, [] [pid 3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3882] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3882] chdir("./704" [pid 3884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3883] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 3882] <... chdir resumed>) = 0 [pid 3882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3882] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3882] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 3883] write(3, "1000", 4 [pid 301] fstat(3 [pid 3882] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3882] write(3, "1000", 4 [pid 301] getdents64(3 [pid 3882] <... write resumed>) = 4 [pid 3882] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3882] <... close resumed>) = 0 [pid 301] umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3882] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3883] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./720/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3883] close(3 [pid 300] openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./720/binderfs" [pid 300] <... openat resumed>) = 3 [pid 3883] <... close resumed>) = 0 [pid 3882] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] fstat(3 [pid 301] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3883] symlink("/dev/binderfs", "./binderfs" [pid 3882] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = 0 [pid 3882] <... write resumed>) = 18 [pid 301] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3883] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3883] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./720/tracing" [pid 3883] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program executing program [pid 300] newfstatat(AT_FDCWD, "./717/binderfs" [pid 3883] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3883] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./717/binderfs" [pid 301] openat(AT_FDCWD, "./720/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3882] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3882] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 [pid 3883] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 3882] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3883] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 300] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3882] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3883] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./717/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 300] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./720/tracing" [pid 300] openat(AT_FDCWD, "./717/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3884] chdir("./693") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 3883] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 3884] <... prctl resumed>) = 0 [pid 3883] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3882] <... mount resumed>) = 0 [pid 301] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./720" [pid 3884] setpgid(0, 0 [pid 3882] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3884] <... setpgid resumed>) = 0 [pid 3882] <... openat resumed>) = 3 [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3882] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 3883] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 301] mkdir("./721", 0777 [pid 3883] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3884] <... openat resumed>) = 3 [pid 3882] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 300] close(4 [pid 3884] write(3, "1000", 4 [pid 3883] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3882] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3883] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./717/tracing" [pid 3884] <... write resumed>) = 4 [pid 3882] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3884] close(3 [pid 3882] creat(NULL, 0732 [pid 3884] <... close resumed>) = 0 [pid 3882] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3884] symlink("/dev/binderfs", "./binderfs" [pid 3882] exit_group(0 [pid 3884] <... symlink resumed>) = 0 [pid 3882] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3885 attached [pid 3884] write(1, "executing program\n", 18 [pid 3883] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3882] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3885 [pid 300] <... rmdir resumed>) = 0 [pid 3884] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3883] creat(NULL, 0732 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3883] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 3883] exit_group(0 [pid 3884] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3883] <... exit_group resumed>) = ? [pid 3884] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 3884] <... mkdirat resumed>) = 0 [pid 300] rmdir("./717" [pid 3884] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3883] +++ exited with 0 +++ [pid 3884] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3884] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./718", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3884] <... openat resumed>) = 3 [pid 3884] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3884] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3884] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3884] creat(NULL, 0732 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3884] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3884] exit_group(0) = ? [pid 3885] set_robust_list(0x555557559760, 24 [pid 3884] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3886 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3886 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3886] set_robust_list(0x555557559760, 24) = 0 [pid 3886] rt_sigprocmask(SIG_SETMASK, [] [pid 3885] <... set_robust_list resumed>) = 0 [pid 3886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3886] chdir("./718") = 0 [pid 3886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3886] setpgid(0, 0) = 0 [pid 3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3885] rt_sigprocmask(SIG_SETMASK, [] [pid 3886] <... openat resumed>) = 3 [pid 3886] write(3, "1000", 4) = 4 [pid 3886] close(3) = 0 [pid 3885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3886] symlink("/dev/binderfs", "./binderfs" [pid 3885] chdir("./721" [pid 3886] <... symlink resumed>) = 0 [pid 3885] <... chdir resumed>) = 0 [pid 3886] write(1, "executing program\n", 18) = 18 [pid 3886] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3886] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] setpgid(0, 0) = 0 [pid 3886] <... mkdirat resumed>) = 0 [pid 3886] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3886] <... mount resumed>) = 0 [pid 3886] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3885] <... openat resumed>) = 3 [pid 3886] <... openat resumed>) = 3 [pid 3886] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3886] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3886] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3886] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3885] write(3, "1000", 4 [pid 3886] <... exit_group resumed>) = ? [pid 299] umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./704/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./704/binderfs" [pid 3886] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = 0 [pid 3885] <... write resumed>) = 4 [pid 299] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3885] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3885] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./704/tracing" [pid 3885] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3885] <... symlink resumed>) = 0 [pid 299] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3885] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3885] <... write resumed>) = 18 executing program [pid 299] openat(AT_FDCWD, "./704/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3885] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 4 [pid 3885] <... close_range resumed>) = 0 [pid 299] fstat(4 [pid 3885] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3885] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 3885] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3885] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3885] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 302] umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./704/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3885] <... openat resumed>) = 3 [pid 3885] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] fstat(3 [pid 299] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 299] rmdir("./704" [pid 3885] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3885] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3885] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3885] exit_group(0 [pid 302] umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3885] <... exit_group resumed>) = ? [pid 299] mkdir("./705", 0777 [pid 302] newfstatat(AT_FDCWD, "./742/binderfs" [pid 3885] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./742/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3887 attached ) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3887 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3887] set_robust_list(0x555557559760, 24 [pid 302] newfstatat(AT_FDCWD, "./742/tracing" [pid 301] <... openat resumed>) = 3 [pid 3887] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 298] openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3887] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./742/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 298] fstat(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 3887] chdir("./705" [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3887] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 3887] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3887] setpgid(0, 0 [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./721/binderfs" [pid 300] umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3887] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(4 [pid 301] unlink("./721/binderfs" [pid 300] openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./742/tracing" [pid 301] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./693/binderfs" [pid 3887] <... openat resumed>) = 3 [pid 3887] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./693/binderfs" [pid 3887] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 3887] close(3 [pid 302] close(3 [pid 301] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./742" [pid 301] newfstatat(AT_FDCWD, "./721/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3887] <... close resumed>) = 0 [pid 3887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./718/binderfs" [pid 302] mkdir("./743", 0777 [pid 301] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3887] write(1, "executing program\n", 18) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 300] unlink("./718/binderfs" [pid 298] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3887] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./721/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 300] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./693/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 3887] <... close_range resumed>) = 0 [pid 301] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3887] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./693/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3888 [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./718/tracing" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./693/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./718/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./721/tracing" [pid 298] fstat(4 [pid 3887] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3887] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 301] getdents64(3 [pid 298] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 301] close(3 [pid 298] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./721" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 3887] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3887] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./722", 0777 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./693/tracing" [pid 3887] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3887] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3887] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 3887] <... exit_group resumed>) = ? [pid 3887] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./718/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3888 attached [pid 3888] set_robust_list(0x555557559760, 24) = 0 [pid 3888] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 3888] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3888] chdir("./743") = 0 [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3888] setpgid(0, 0) = 0 [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3889 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3888] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./693" [pid 300] rmdir("./718" [pid 3888] write(3, "1000", 4) = 4 [pid 3888] close(3) = 0 [pid 3888] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 3888] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] mkdir("./694", 0777 [pid 300] mkdir("./719", 0777 [pid 3888] write(1, "executing program\n", 18) = 18 [pid 3888] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3888] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 3888] <... mkdirat resumed>) = 0 executing program [pid 300] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3888] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3888] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3888] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3888] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3888] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3890 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3891 [pid 3888] exit_group(0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3888] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3891 attached ci2-android-5-10/strace-static-x86_64: Process 3890 attached [pid 3888] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3889 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3889] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3889] <... set_robust_list resumed>) = 0 [pid 299] openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3889] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 3889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3889] chdir("./722" [pid 299] getdents64(3 [pid 3889] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3889] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3889] setpgid(0, 0 [pid 299] newfstatat(AT_FDCWD, "./705/binderfs" [pid 3889] <... setpgid resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./705/binderfs" [pid 3889] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 3891] set_robust_list(0x555557559760, 24 [pid 299] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3889] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 3889] close(3 [pid 299] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3889] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3889] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./705/tracing" [pid 3891] <... set_robust_list resumed>) = 0 [pid 3890] set_robust_list(0x555557559760, 24 [pid 3889] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3889] write(1, "executing program\n", 18 [pid 299] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3889] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3889] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] openat(AT_FDCWD, "./705/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3889] <... close_range resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3889] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(4 [pid 3891] rt_sigprocmask(SIG_SETMASK, [] [pid 3890] <... set_robust_list resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3891] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3890] rt_sigprocmask(SIG_SETMASK, [] [pid 3889] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 3889] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3891] chdir("./719" [pid 3890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 3889] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3889] <... openat resumed>) = 3 [pid 299] close(4 [pid 3889] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./705/tracing" [pid 3889] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3889] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3889] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3889] exit_group(0 [pid 299] getdents64(3 [pid 3889] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 3891] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./705" [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 3 [pid 3891] <... prctl resumed>) = 0 [pid 3890] chdir("./694" [pid 3889] +++ exited with 0 +++ [pid 302] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 3891] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./706", 0777 [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3890] <... chdir resumed>) = 0 [pid 3890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3890] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3891] <... setpgid resumed>) = 0 [pid 3890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./743/binderfs" [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3890] <... openat resumed>) = 3 [pid 3890] write(3, "1000", 4) = 4 [pid 3890] close(3) = 0 [pid 3890] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3892 [pid 302] unlink("./743/binderfs" [pid 3890] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3891] <... openat resumed>) = 3 [pid 302] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3890] write(1, "executing program\n", 18) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 3891] write(3, "1000", 4 [pid 302] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3890] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3891] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3890] <... close_range resumed>) = 0 executing program [pid 3891] close(3 [pid 302] newfstatat(AT_FDCWD, "./743/tracing" [pid 3890] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3891] <... close resumed>) = 0 [pid 302] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3891] symlink("/dev/binderfs", "./binderfs" [pid 3890] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./743/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3891] <... symlink resumed>) = 0 [pid 302] fstat(4 [pid 3890] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3891] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3891] <... write resumed>) = 18 [pid 3890] <... mount resumed>) = 0 executing program [pid 302] getdents64(4 [pid 301] umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3890] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3891] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3891] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3891] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3890] <... openat resumed>) = 3 [pid 302] close(4 [pid 301] <... openat resumed>) = 3 [pid 3890] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 301] fstat(3 [pid 302] rmdir("./743/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3890] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3890] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] getdents64(3 [pid 3890] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3890] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./722/binderfs" [pid 302] rmdir("./743" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3890] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3890] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./744", 0777 [pid 301] unlink("./722/binderfs" [pid 3890] <... exit_group resumed>) = ? [pid 3891] <... mkdirat resumed>) = 0 [pid 3890] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 3891] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3892 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3892] set_robust_list(0x555557559760, 24) = 0 [pid 3892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3892] chdir("./706") = 0 [pid 301] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3893 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3891] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./722/tracing" [pid 3891] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3891] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./722/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3892] <... prctl resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 3892] setpgid(0, 0 [pid 301] fstat(4 [pid 3891] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3892] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 3891] openat(AT_FDCWD, NULL, O_WRONLY [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3891] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3892] <... openat resumed>) = 3 [pid 3891] creat(NULL, 0732 [pid 301] getdents64(4 [pid 3892] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 3893 attached [pid 3891] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 3892] <... write resumed>) = 4 [pid 3892] close(3) = 0 [pid 301] <... close resumed>) = 0 [pid 3891] exit_group(0 [pid 301] rmdir("./722/tracing" [pid 3892] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3891] <... exit_group resumed>) = ? [pid 301] <... rmdir resumed>) = 0 [pid 3892] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3892] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3892] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 3892] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3892] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./722" [pid 3892] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3892] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./723", 0777 [pid 3891] +++ exited with 0 +++ [pid 3892] <... mount resumed>) = 0 [pid 3892] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3892] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3892] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3893] set_robust_list(0x555557559760, 24 [pid 3892] creat(NULL, 0732 [pid 3893] <... set_robust_list resumed>) = 0 [pid 3892] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3894 [pid 3893] rt_sigprocmask(SIG_SETMASK, [] [pid 3892] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3894 attached , NULL, 8) = 0 [pid 3893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3892] <... exit_group resumed>) = ? [pid 3894] set_robust_list(0x555557559760, 24 [pid 3893] chdir("./744" [pid 3892] +++ exited with 0 +++ [pid 3893] <... chdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3893] <... prctl resumed>) = 0 [pid 3893] setpgid(0, 0) = 0 [pid 3893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3894] <... set_robust_list resumed>) = 0 [pid 3893] <... openat resumed>) = 3 [pid 3893] write(3, "1000", 4) = 4 [pid 3893] close(3) = 0 [pid 3893] symlink("/dev/binderfs", "./binderfs" [pid 3894] rt_sigprocmask(SIG_SETMASK, [] [pid 3893] <... symlink resumed>) = 0 [pid 3894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3893] write(1, "executing program\n", 18) = 18 executing program [pid 3893] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3893] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3894] chdir("./723" [pid 3893] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3893] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3893] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3893] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3893] write(3, "p:s/p ./file0:0", 15 [pid 299] openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3893] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 [pid 3893] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] fstat(3 [pid 3893] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3893] creat(NULL, 0732 [pid 299] getdents64(3 [pid 3893] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3893] exit_group(0 [pid 299] umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3893] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3894] <... chdir resumed>) = 0 [pid 3893] +++ exited with 0 +++ [pid 299] newfstatat(AT_FDCWD, "./706/binderfs" [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./706/binderfs" [pid 3894] <... prctl resumed>) = 0 [pid 3894] setpgid(0, 0) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 3894] <... openat resumed>) = 3 [pid 299] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3894] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 3894] close(3 [pid 299] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3894] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 3894] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./706/tracing" [pid 3894] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3894] write(1, "executing program\n", 18) = 18 [pid 3894] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3894] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./706/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 3894] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3894] <... mount resumed>) = 0 [pid 300] umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 300] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 3894] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 3894] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./719/binderfs" [pid 299] rmdir("./706/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3894] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3894] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 300] unlink("./719/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./694/binderfs" [pid 302] fstat(3 [pid 3894] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 298] unlink("./694/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 3894] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3894] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3894] exit_group(0 [pid 302] umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./744/binderfs" [pid 300] newfstatat(AT_FDCWD, "./719/tracing" [pid 3894] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] unlink("./744/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./706" [pid 298] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3894] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./707", 0777 [pid 298] newfstatat(AT_FDCWD, "./694/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./719/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./694/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./744/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3895 attached ) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./694/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./744/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3895 [pid 298] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 301] umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(4 [pid 298] fstat(4 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3895] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3895] <... set_robust_list resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 300] rmdir("./719/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 298] getdents64(4 [pid 302] close(4) = 0 [pid 302] rmdir("./744/tracing" [pid 3895] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 3895] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3895] chdir("./707" [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 3895] <... chdir resumed>) = 0 [pid 302] rmdir("./744" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./723/binderfs" [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./745", 0777 [pid 3895] <... prctl resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./719" [pid 298] rmdir("./694/tracing" [pid 3895] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] unlink("./723/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3895] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3896 [pid 301] <... unlink resumed>) = 0 [pid 300] mkdir("./720", 0777 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3896 attached [pid 3896] set_robust_list(0x555557559760, 24 [pid 300] <... mkdir resumed>) = 0 [pid 3896] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3896] chdir("./745") = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3897 [pid 301] newfstatat(AT_FDCWD, "./723/tracing" [pid 298] rmdir("./694" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3896] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./695", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] openat(AT_FDCWD, "./723/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 3895] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3895] write(3, "1000", 4 [pid 301] fstat(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3895] <... write resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3895] close(3 [pid 301] getdents64(4 [pid 3896] write(3, "1000", 4) = 4 [pid 3896] close(3) = 0 [pid 3896] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3898 [pid 3895] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3896] <... symlink resumed>) = 0 [pid 3896] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3895] symlink("/dev/binderfs", "./binderfs" [pid 301] close(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./723/tracing" [pid 3896] <... write resumed>) = 18 [pid 3896] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3896] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 3895] <... symlink resumed>) = 0 executing program [pid 301] rmdir("./723" [pid 3896] <... mkdirat resumed>) = 0 [pid 3896] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3895] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./724", 0777 [pid 3895] <... write resumed>) = 18 [pid 3896] <... mount resumed>) = 0 [pid 3896] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3895] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 3896] write(3, "p:s/p ./file0:0", 15 [pid 3895] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3896] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3896] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3896] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3896] exit_group(0 [pid 3895] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3899 [pid 3896] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3896] +++ exited with 0 +++ [pid 3895] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3895] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3897 attached [pid 3897] set_robust_list(0x555557559760, 24) = 0 [pid 3895] <... mount resumed>) = 0 [pid 3895] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPENDci2-android-5-10/strace-static-x86_64: Process 3899 attached ci2-android-5-10/strace-static-x86_64: Process 3898 attached [pid 3897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3897] chdir("./720" [pid 3895] <... openat resumed>) = 3 [pid 3899] set_robust_list(0x555557559760, 24 [pid 3898] set_robust_list(0x555557559760, 24 [pid 3895] write(3, "p:s/p ./file0:0", 15 [pid 3897] <... chdir resumed>) = 0 [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3897] setpgid(0, 0) = 0 [pid 3897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3895] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3895] openat(AT_FDCWD, NULL, O_WRONLY [pid 3898] <... set_robust_list resumed>) = 0 [pid 3899] <... set_robust_list resumed>) = 0 [pid 3895] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3895] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3897] <... openat resumed>) = 3 [pid 3895] exit_group(0 [pid 3897] write(3, "1000", 4 [pid 3895] <... exit_group resumed>) = ? [pid 3897] <... write resumed>) = 4 [pid 3897] close(3) = 0 [pid 3897] symlink("/dev/binderfs", "./binderfs" [pid 3895] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3897] <... symlink resumed>) = 0 [pid 3897] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 3897] <... write resumed>) = 18 [pid 3897] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3897] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3898] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3899] rt_sigprocmask(SIG_SETMASK, [] [pid 3898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3897] <... mkdirat resumed>) = 0 [pid 299] openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3897] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 3898] chdir("./695" [pid 3897] <... mount resumed>) = 0 [pid 299] fstat(3 [pid 3897] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3898] <... chdir resumed>) = 0 [pid 3898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3897] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3897] write(3, "p:s/p ./file0:0", 15 [pid 3898] <... prctl resumed>) = 0 [pid 3897] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3897] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3898] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3898] <... setpgid resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./707/binderfs" [pid 3897] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3899] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./707/binderfs" [pid 3897] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3897] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 3898] <... openat resumed>) = 3 [pid 299] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3899] chdir("./724" [pid 3898] write(3, "1000", 4 [pid 3897] <... exit_group resumed>) = ? [pid 3898] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 3899] <... chdir resumed>) = 0 [pid 3898] close(3 [pid 299] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3898] <... close resumed>) = 0 [pid 3897] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3898] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./707/tracing" [pid 3899] <... prctl resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3899] setpgid(0, 0 [pid 3898] <... symlink resumed>) = 0 [pid 302] umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3899] <... setpgid resumed>) = 0 [pid 3898] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./707/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3898] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 3 [pid 3898] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 [pid 299] <... openat resumed>) = 4 [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3898] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 299] fstat(4 [pid 3898] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3899] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./745/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 302] unlink("./745/binderfs" [pid 300] openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] close(4 [pid 3899] write(3, "1000", 4 [pid 3898] <... mkdirat resumed>) = 0 [pid 302] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 3899] <... write resumed>) = 4 [pid 3898] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] rmdir("./707/tracing" [pid 302] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 3899] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 3899] <... close resumed>) = 0 [pid 3898] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./745/tracing" [pid 300] umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3898] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 3898] <... openat resumed>) = 3 [pid 302] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./720/binderfs" [pid 3898] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./745/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./707" [pid 302] <... openat resumed>) = 4 [pid 300] unlink("./720/binderfs" [pid 3899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3899] write(1, "executing program\n", 18 [pid 302] fstat(4 [pid 300] <... unlink resumed>) = 0 [pid 3898] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./708", 0777 [pid 3898] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 3899] <... write resumed>) = 18 [pid 3899] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3899] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 300] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3898] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./720/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3898] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3899] <... mkdirat resumed>) = 0 [pid 3899] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3898] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./745/tracing" [pid 300] openat(AT_FDCWD, "./720/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3900 [pid 3899] <... mount resumed>) = 0 [pid 3899] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3898] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 3898] <... exit_group resumed>) = ? [pid 302] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 302] rmdir("./745" [pid 3899] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3899] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 302] mkdir("./746", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3899] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3899] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3899] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 300] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rmdir("./720/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3899] <... exit_group resumed>) = ? [pid 3899] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3900 attached [pid 3900] set_robust_list(0x555557559760, 24 [pid 300] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3901 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 3898] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./720" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3900] <... set_robust_list resumed>) = 0 [pid 3900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3900] chdir("./708" [pid 300] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./721", 0777 [pid 3900] <... chdir resumed>) = 0 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3900] setpgid(0, 0) = 0 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 3900] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3900] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3900] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3900] close(3) = 0 [pid 3900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3900] write(1, "executing program\n", 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3902 [pid 3900] <... write resumed>) = 18 [pid 3900] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3900] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3900] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3902 attached ) = 0 executing program [pid 3900] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3902] set_robust_list(0x555557559760, 24 [pid 3900] <... mount resumed>) = 0 [pid 3900] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3902] <... set_robust_list resumed>) = 0 [pid 3900] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3900] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3900] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3900] exit_group(0) = ? [pid 3902] rt_sigprocmask(SIG_SETMASK, [] [pid 3900] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3901 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3901] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3901] <... set_robust_list resumed>) = 0 [pid 3901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3901] chdir("./746" [pid 3902] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3901] <... chdir resumed>) = 0 [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3901] setpgid(0, 0) = 0 [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3902] chdir("./721") = 0 [pid 3901] <... openat resumed>) = 3 [pid 3901] write(3, "1000", 4) = 4 [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3901] close(3) = 0 [pid 3901] symlink("/dev/binderfs", "./binderfs" [pid 3902] <... prctl resumed>) = 0 [pid 3902] setpgid(0, 0 [pid 3901] <... symlink resumed>) = 0 [pid 3901] write(1, "executing program\n", 18) = 18 executing program [pid 3901] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3901] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3902] <... setpgid resumed>) = 0 [pid 3901] <... mkdirat resumed>) = 0 [pid 3901] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3901] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3901] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3901] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3901] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3901] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3901] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3901] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 3901] exit_group(0 [pid 298] fstat(3 [pid 3901] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3902] <... openat resumed>) = 3 [pid 3901] +++ exited with 0 +++ [pid 298] getdents64(3 [pid 3902] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3902] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3902] close(3 [pid 298] newfstatat(AT_FDCWD, "./695/binderfs" [pid 3902] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3902] symlink("/dev/binderfs", "./binderfs" [pid 298] unlink("./695/binderfs" [pid 3902] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3902] write(1, "executing program\n", 18 [pid 298] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3902] <... write resumed>) = 18 executing program [pid 3902] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3902] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./695/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 298] umount2("./695/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] fstat(3 [pid 298] openat(AT_FDCWD, "./695/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3902] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./724/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./724/binderfs" [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3902] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./708/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 299] unlink("./708/binderfs" [pid 3902] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 3902] <... openat resumed>) = 3 [pid 3902] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 302] openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./724/tracing" [pid 302] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./695/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3902] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./708/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3902] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./724/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 302] umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./746/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./708/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./746/binderfs" [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 3902] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3902] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 298] rmdir("./695" [pid 3902] exit_group(0 [pid 302] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3902] <... exit_group resumed>) = ? [pid 3902] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] close(4 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./696", 0777 [pid 302] newfstatat(AT_FDCWD, "./746/tracing" [pid 301] rmdir("./724/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(4 [pid 302] openat(AT_FDCWD, "./746/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] rmdir("./708/tracing" [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3903 attached [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./708" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./724" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3903 [pid 3903] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 3903] <... set_robust_list resumed>) = 0 [pid 3903] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./709", 0777 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./725", 0777 [pid 3903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3903] chdir("./696") = 0 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3903] <... prctl resumed>) = 0 [pid 3903] setpgid(0, 0) = 0 [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rmdir("./746/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3903] <... openat resumed>) = 3 [pid 3903] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3903] <... write resumed>) = 4 [pid 3903] close(3) = 0 [pid 3903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3903] write(1, "executing program\n", 18) = 18 [pid 3903] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3903] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3905 attached ) = 0 [pid 302] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3904 [pid 3903] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3905 [pid 302] rmdir("./746" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3903] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3903] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 3903] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] mkdir("./747", 0777 [pid 3903] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3903] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3903] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 3903] exit_group(0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3905] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3903] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3906 attached [pid 3905] <... set_robust_list resumed>) = 0 [pid 3903] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 3904 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3906 [pid 3904] set_robust_list(0x555557559760, 24) = 0 [pid 3904] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3905] rt_sigprocmask(SIG_SETMASK, [] [pid 3904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3904] chdir("./709") = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3904] setpgid(0, 0) = 0 [pid 3905] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3906] set_robust_list(0x555557559760, 24) = 0 [pid 3905] chdir("./725" [pid 3904] <... openat resumed>) = 3 [pid 3904] write(3, "1000", 4) = 4 [pid 3905] <... chdir resumed>) = 0 [pid 3904] close(3) = 0 [pid 3904] symlink("/dev/binderfs", "./binderfs" [pid 3906] rt_sigprocmask(SIG_SETMASK, [] [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3904] <... symlink resumed>) = 0 [pid 3904] write(1, "executing program\n", 18) = 18 [pid 3904] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3905] <... prctl resumed>) = 0 [pid 3904] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3906] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3906] chdir("./747" [pid 3905] setpgid(0, 0 [pid 3904] <... mkdirat resumed>) = 0 [pid 3904] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3904] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3904] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3904] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3905] <... setpgid resumed>) = 0 [pid 300] openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 3904] creat(NULL, 0732 [pid 300] fstat(3 [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3904] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 3904] exit_group(0 [pid 3905] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3904] <... exit_group resumed>) = ? [pid 3905] write(3, "1000", 4 [pid 300] umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] <... chdir resumed>) = 0 [pid 3905] <... write resumed>) = 4 [pid 3904] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3906] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./721/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3905] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3905] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3905] symlink("/dev/binderfs", "./binderfs" [pid 300] unlink("./721/binderfs" [pid 3906] <... setpgid resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3905] <... symlink resumed>) = 0 [pid 300] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] <... openat resumed>) = 3 [pid 3905] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = 0 [pid 3906] write(3, "1000", 4 [pid 3905] <... write resumed>) = 18 executing program [pid 300] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] <... write resumed>) = 4 [pid 3905] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3906] close(3 [pid 3905] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./721/tracing" [pid 3906] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3905] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3906] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./721/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3905] <... mkdirat resumed>) = 0 [pid 3906] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3905] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(4 [pid 3906] <... write resumed>) = 18 [pid 3906] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3906] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 3905] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 3905] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 300] rmdir("./721/tracing" [pid 299] getdents64(3 [pid 3906] <... mkdirat resumed>) = 0 [pid 3905] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3905] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 299] umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 299] newfstatat(AT_FDCWD, "./709/binderfs" [pid 298] newfstatat(AT_FDCWD, "./696/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3905] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./721" [pid 299] unlink("./709/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3906] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3906] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 300] mkdir("./722", 0777 [pid 298] unlink("./696/binderfs" [pid 3905] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] <... openat resumed>) = 3 [pid 3906] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 3906] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... unlink resumed>) = 0 [pid 3906] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3905] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 3906] creat(NULL, 0732 [pid 3905] creat(NULL, 0732 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 3906] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3905] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3906] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3906] <... exit_group resumed>) = ? [pid 3906] +++ exited with 0 +++ [pid 3905] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./709/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3905] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3907 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./696/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./709/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./696/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3907 attached [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./696/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3907] set_robust_list(0x555557559760, 24 [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 3907] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 3905] +++ exited with 0 +++ [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 298] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 3907] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./709/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3907] chdir("./722") = 0 [pid 3907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3907] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 3907] <... setpgid resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./696/tracing" [pid 299] rmdir("./709" [pid 3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 3907] write(3, "1000", 4) = 4 [pid 3907] close(3) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] mkdir("./710", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3907] write(1, "executing program\n", 18 [pid 299] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./696" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3907] <... write resumed>) = 18 [pid 3907] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3907] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3908 [pid 298] mkdir("./697", 0777 [pid 3907] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3907] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3907] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3907] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3907] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3907] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3907] creat(NULL, 0732 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3909 [pid 3907] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3907] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3907] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3909 attached ci2-android-5-10/strace-static-x86_64: Process 3908 attached [pid 3909] set_robust_list(0x555557559760, 24 [pid 3907] +++ exited with 0 +++ [pid 3908] set_robust_list(0x555557559760, 24 [pid 3909] <... set_robust_list resumed>) = 0 [pid 3909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3909] chdir("./697") = 0 [pid 3908] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3909] setpgid(0, 0) = 0 [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3908] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3909] <... openat resumed>) = 3 [pid 3908] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3908] chdir("./710") = 0 [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3908] setpgid(0, 0) = 0 [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3909] write(3, "1000", 4 [pid 3908] write(3, "1000", 4) = 4 [pid 3908] close(3) = 0 [pid 3908] symlink("/dev/binderfs", "./binderfs" [pid 3909] <... write resumed>) = 4 [pid 3908] <... symlink resumed>) = 0 [pid 3908] write(1, "executing program\n", 18) = 18 [pid 3908] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3908] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3909] close(3) = 0 [pid 3908] <... mkdirat resumed>) = 0 [pid 3909] symlink("/dev/binderfs", "./binderfs" [pid 3908] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3909] <... symlink resumed>) = 0 [pid 3909] write(1, "executing program\n", 18) = 18 [pid 3908] <... mount resumed>) = 0 executing program [pid 3909] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3909] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3908] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3909] <... mkdirat resumed>) = 0 [pid 3909] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3908] <... openat resumed>) = 3 [pid 3909] <... mount resumed>) = 0 [pid 3909] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3908] write(3, "p:s/p ./file0:0", 15 [pid 3909] <... openat resumed>) = 3 [pid 3909] write(3, "p:s/p ./file0:0", 15 [pid 3908] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3909] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 3909] openat(AT_FDCWD, NULL, O_WRONLY [pid 3908] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... restart_syscall resumed>) = 0 [pid 3909] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3909] creat(NULL, 0732 [pid 3908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3909] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3909] exit_group(0 [pid 3908] creat(NULL, 0732 [pid 302] umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3909] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 3909] +++ exited with 0 +++ [pid 3908] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3908] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3908] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./747/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] unlink("./747/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3908] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./725/binderfs" [pid 300] umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./725/binderfs" [pid 300] newfstatat(AT_FDCWD, "./722/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./747/tracing" [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./722/binderfs" [pid 302] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./747/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./725/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./722/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./725/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./747/tracing" [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] fstat(4 [pid 300] openat(AT_FDCWD, "./722/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 301] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 302] rmdir("./747" [pid 301] getdents64(4 [pid 300] fstat(4 [pid 298] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 302] mkdir("./748", 0777 [pid 301] close(4 [pid 300] getdents64(4 [pid 299] umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./725/tracing" [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./710/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 3910 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3910 [pid 301] getdents64(3 [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 299] unlink("./710/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 [pid 300] rmdir("./722/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./697/binderfs" [pid 3910] set_robust_list(0x555557559760, 24) = 0 [pid 3910] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./697/binderfs" [pid 301] rmdir("./725" [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 3910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3910] chdir("./748" [pid 298] <... unlink resumed>) = 0 [pid 3910] <... chdir resumed>) = 0 [pid 3910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3910] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3910] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] mkdir("./726", 0777 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./710/tracing" [pid 300] rmdir("./722" [pid 298] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3910] write(3, "1000", 4) = 4 [pid 3910] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./697/tracing" [pid 300] mkdir("./723", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./710/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./697/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 3910] write(1, "executing program\n", 18) = 18 [pid 3910] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3910] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./697/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3911 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3910] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 3910] <... mount resumed>) = 0 [pid 3910] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3910] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3912 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 299] close(4 [pid 3910] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./710/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3910] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3910] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./697/tracing" [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 3912 attached [pid 3910] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./710" [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 3911 attached [pid 3911] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3911] chdir("./726" [pid 299] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 3911] <... chdir resumed>) = 0 [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3911] setpgid(0, 0) = 0 [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... close resumed>) = 0 [pid 299] mkdir("./711", 0777 [pid 3911] <... openat resumed>) = 3 [pid 298] rmdir("./697" [pid 3911] write(3, "1000", 4) = 4 [pid 3911] close(3) = 0 [pid 3911] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 3911] <... symlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rmdir resumed>) = 0 [pid 3911] write(1, "executing program\n", 18) = 18 executing program [pid 3911] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3911] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3912] set_robust_list(0x555557559760, 24 [pid 3911] <... mkdirat resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./698", 0777 [pid 3911] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3911] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 3911] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3911] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3911] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3911] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3913 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3911] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3911] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3914 attached [pid 3912] <... set_robust_list resumed>) = 0 [pid 3911] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3913 attached [pid 3914] set_robust_list(0x555557559760, 24 [pid 3912] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3914 [pid 3913] set_robust_list(0x555557559760, 24) = 0 [pid 3913] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3913] chdir("./711") = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3913] setpgid(0, 0) = 0 [pid 3914] <... set_robust_list resumed>) = 0 [pid 3912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3912] chdir("./723" [pid 302] umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3912] <... chdir resumed>) = 0 [pid 3914] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./748/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./748/binderfs" [pid 3914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./748/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./748/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3912] <... prctl resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 3912] setpgid(0, 0 [pid 3914] chdir("./698" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./748/tracing" [pid 3914] <... chdir resumed>) = 0 [pid 3912] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./748" [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3912] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./749", 0777 [pid 3914] <... prctl resumed>) = 0 [pid 3912] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3912] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3914] setpgid(0, 0 [pid 3912] close(3ci2-android-5-10/strace-static-x86_64: Process 3915 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3915 [pid 3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3915] set_robust_list(0x555557559760, 24 [pid 3914] <... setpgid resumed>) = 0 [pid 3913] <... openat resumed>) = 3 [pid 3912] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3913] write(3, "1000", 4) = 4 [pid 3913] close(3) = 0 [pid 3913] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3913] write(1, "executing program\n", 18) = 18 [pid 3913] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3913] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3915] <... set_robust_list resumed>) = 0 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3913] <... mkdirat resumed>) = 0 [pid 3912] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3913] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3913] <... mount resumed>) = 0 [pid 3912] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3913] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3912] write(1, "executing program\n", 18 [pid 301] fstat(3 [pid 3913] <... openat resumed>) = 3 [pid 3912] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3913] write(3, "p:s/p ./file0:0", 15 executing program [pid 301] getdents64(3 [pid 3912] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3913] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3912] <... close_range resumed>) = 0 [pid 301] umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3913] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3912] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./726/binderfs" [pid 3913] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3913] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3913] exit_group(0 [pid 3912] <... mkdirat resumed>) = 0 [pid 301] unlink("./726/binderfs" [pid 3913] <... exit_group resumed>) = ? [pid 3914] <... openat resumed>) = 3 [pid 3913] +++ exited with 0 +++ [pid 3912] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3915] rt_sigprocmask(SIG_SETMASK, [] [pid 3912] <... mount resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = 0 [pid 3914] write(3, "1000", 4 [pid 3912] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3915] chdir("./749" [pid 3914] <... write resumed>) = 4 [pid 3912] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./726/tracing" [pid 3914] close(3 [pid 3912] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3915] <... chdir resumed>) = 0 [pid 3912] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3914] <... close resumed>) = 0 [pid 301] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3912] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3914] symlink("/dev/binderfs", "./binderfs" [pid 3912] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./726/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3912] creat(NULL, 0732 [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 4 [pid 3912] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] fstat(4 [pid 3915] <... prctl resumed>) = 0 [pid 3912] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3912] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 3915] setpgid(0, 0) = 0 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3912] +++ exited with 0 +++ [pid 3915] write(3, "1000", 4 [pid 299] umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3915] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3914] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3914] write(1, "executing program\n", 18 [pid 301] close(4 [pid 299] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 299] fstat(3 [pid 301] rmdir("./726/tracing" [pid 3914] <... write resumed>) = 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3915] close(3) = 0 executing program [pid 3915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3914] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 3914] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 3915] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3914] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./711/binderfs" [pid 301] rmdir("./726" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3915] <... write resumed>) = 18 [pid 3915] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3915] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 299] unlink("./711/binderfs" [pid 301] mkdir("./727", 0777 [pid 299] <... unlink resumed>) = 0 [pid 3915] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3915] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 3914] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3915] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3914] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3915] <... openat resumed>) = 3 [pid 3915] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3915] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./711/tracing" [pid 3915] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3914] <... mount resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3916 [pid 3915] creat(NULL, 0732 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3915] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 3915] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3915] <... exit_group resumed>) = ? [pid 3914] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3915] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3916 attached [pid 299] openat(AT_FDCWD, "./711/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3916] set_robust_list(0x555557559760, 24 [pid 299] <... openat resumed>) = 4 [pid 3914] <... openat resumed>) = 3 [pid 299] fstat(4 [pid 3916] <... set_robust_list resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3914] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 3916] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3914] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 3916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3914] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3916] chdir("./727" [pid 3914] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 3916] <... chdir resumed>) = 0 [pid 3914] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 3916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./711/tracing" [pid 3914] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3916] <... prctl resumed>) = 0 [pid 3916] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 3916] <... setpgid resumed>) = 0 [pid 299] getdents64(3 [pid 3914] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3914] <... exit_group resumed>) = ? [pid 299] close(3 [pid 3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./711" [pid 302] umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 3914] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 299] mkdir("./712", 0777 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./749/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./749/binderfs") = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./749/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3917 attached ) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3917 [pid 302] openat(AT_FDCWD, "./749/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3916] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 3916] write(3, "1000", 4 [pid 302] fstat(4 [pid 3916] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3916] close(3 [pid 302] getdents64(4 [pid 3916] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3917] set_robust_list(0x555557559760, 24 [pid 3916] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3917] <... set_robust_list resumed>) = 0 [pid 3916] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 3916] write(1, "executing program\n", 18 [pid 302] close(4 [pid 300] fstat(3 [pid 3916] <... write resumed>) = 18 [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3916] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rmdir("./749/tracing" [pid 3917] rt_sigprocmask(SIG_SETMASK, [] [pid 3916] <... close_range resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 3916] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 3917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3916] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3916] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(3 [pid 3916] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3917] chdir("./712" [pid 3916] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./749" [pid 3917] <... chdir resumed>) = 0 [pid 3916] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 3916] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./750", 0777 [pid 300] newfstatat(AT_FDCWD, "./723/binderfs" [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3916] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 3916] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3916] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] unlink("./723/binderfs" [pid 3916] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3918 attached [pid 3917] <... prctl resumed>) = 0 [pid 3916] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3917] setpgid(0, 0 [pid 3916] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3918 [pid 3916] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 3918] set_robust_list(0x555557559760, 24 [pid 3917] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3916] +++ exited with 0 +++ [pid 3918] <... set_robust_list resumed>) = 0 [pid 3918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3918] chdir("./750" [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3918] <... chdir resumed>) = 0 [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3918] setpgid(0, 0) = 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3917] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./723/tracing" [pid 298] getdents64(3 [pid 3918] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./723/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./698/binderfs" [pid 301] fstat(3 [pid 300] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./698/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 3918] write(3, "1000", 4) = 4 [pid 298] <... unlink resumed>) = 0 [pid 3918] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3918] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./727/binderfs" [pid 300] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./727/binderfs" [pid 300] rmdir("./723/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3918] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 3918] <... symlink resumed>) = 0 [pid 301] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./698/tracing" [pid 3918] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./698/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./727/tracing" [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./698/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./723" [pid 301] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 3918] <... write resumed>) = 18 [pid 3918] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3918] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3917] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 3917] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./727/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./724", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 3918] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3918] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3917] close(3 [pid 301] fstat(4 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 3918] write(3, "p:s/p ./file0:0", 15 [pid 3917] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3918] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3917] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3918] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 3918] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3918] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3918] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3918] exit_group(0) = ? [pid 3918] +++ exited with 0 +++ [pid 3917] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 301] close(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3919 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./727/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3917] write(1, "executing program\n", 18 [pid 298] rmdir("./698/tracing"ci2-android-5-10/strace-static-x86_64: Process 3919 attached [pid 3919] set_robust_list(0x555557559760, 24) = 0 [pid 3919] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 3919] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3919] chdir("./724" [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3917] <... write resumed>) = 18 executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 3917] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3919] <... chdir resumed>) = 0 [pid 3917] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] close(3 [pid 301] rmdir("./727" [pid 3917] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 [pid 3919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3919] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./698" [pid 3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 301] mkdir("./728", 0777 [pid 298] mkdir("./699", 0777 [pid 3919] write(3, "1000", 4) = 4 [pid 3919] close(3) = 0 [pid 3919] symlink("/dev/binderfs", "./binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 3919] <... symlink resumed>) = 0 [pid 3919] write(1, "executing program\n", 18 [pid 301] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3919] <... write resumed>) = 18 [pid 3917] <... mkdirat resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3917] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3919] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3917] <... mount resumed>) = 0 [pid 3919] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3919] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3919] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3919] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3919] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3919] creat(NULL, 0732 [pid 3917] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3920 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3921 [pid 3919] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3917] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3917] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3919] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3917] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3919] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3917] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 3921 attached [pid 3919] +++ exited with 0 +++ [pid 3917] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3920 attached [pid 302] fstat(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3917] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3920] set_robust_list(0x555557559760, 24 [pid 3917] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 3921] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3920] <... set_robust_list resumed>) = 0 [pid 3917] exit_group(0 [pid 302] umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3920] rt_sigprocmask(SIG_SETMASK, [] [pid 3917] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./750/binderfs" [pid 3921] <... set_robust_list resumed>) = 0 [pid 3917] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./750/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3920] chdir("./699" [pid 302] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3921] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 3921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3920] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3921] chdir("./728" [pid 302] newfstatat(AT_FDCWD, "./750/tracing" [pid 3920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3920] <... prctl resumed>) = 0 [pid 302] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3920] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3921] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./750/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3920] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 3920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3920] <... openat resumed>) = 3 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3920] write(3, "1000", 4 [pid 302] getdents64(4 [pid 3920] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3920] close(3 [pid 302] close(4 [pid 3920] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3920] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./750/tracing" [pid 3920] <... symlink resumed>) = 0 [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 3921] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 3921] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3921] <... setpgid resumed>) = 0 [pid 302] close(3 [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 3921] <... openat resumed>) = 3 [pid 302] rmdir("./750" [pid 3920] write(1, "executing program\n", 18) = 18 [pid 3920] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3920] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 3921] write(3, "1000", 4 [pid 302] mkdir("./751", 0777 [pid 3921] <... write resumed>) = 4 [pid 3921] close(3 [pid 3920] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 3921] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3921] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3921] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3921] write(1, "executing program\n", 18) = 18 [pid 3921] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3920] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3921] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3920] <... mount resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3922 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 3921] <... mkdirat resumed>) = 0 [pid 3920] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 299] fstat(3 [pid 3921] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3920] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3921] <... mount resumed>) = 0 [pid 3920] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 3921] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3920] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./724/binderfs" [pid 299] newfstatat(AT_FDCWD, "./712/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./724/binderfs" [pid 299] unlink("./712/binderfs" [pid 3921] <... openat resumed>) = 3 [pid 3920] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 3921] write(3, "p:s/p ./file0:0", 15 [pid 3920] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3921] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3920] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3921] openat(AT_FDCWD, NULL, O_WRONLY [pid 3920] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./724/tracing" [pid 299] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./712/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./724/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] openat(AT_FDCWD, "./712/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 299] fstat(4 [pid 3921] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3920] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3921] creat(NULL, 0732 [pid 3920] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 3921] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3920] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3921] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] close(4 [pid 3921] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3921] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./724/tracing" [pid 299] close(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3922 attached [pid 3922] set_robust_list(0x555557559760, 24) = 0 [pid 3922] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3922] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 299] rmdir("./712/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3922] chdir("./751" [pid 299] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 3922] <... chdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./724" [pid 3922] <... prctl resumed>) = 0 [pid 299] close(3 [pid 3922] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] mkdir("./725", 0777 [pid 299] rmdir("./712" [pid 3922] <... setpgid resumed>) = 0 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3922] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 3922] <... write resumed>) = 4 [pid 3922] close(3) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] mkdir("./713", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3922] write(1, "executing program\n", 18 [pid 299] <... mkdir resumed>) = 0 [pid 3922] <... write resumed>) = 18 [pid 3922] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3922] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3923 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3922] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3922] <... mount resumed>) = 0 [pid 3922] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3922] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3924 [pid 3922] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3922] creat(NULL, 0732 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3922] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3922] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3924 attached [pid 3922] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3923 attached [pid 3923] set_robust_list(0x555557559760, 24) = 0 [pid 3923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3923] chdir("./725" [pid 3924] set_robust_list(0x555557559760, 24 [pid 3923] <... chdir resumed>) = 0 [pid 3924] <... set_robust_list resumed>) = 0 [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3923] setpgid(0, 0) = 0 [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3924] rt_sigprocmask(SIG_SETMASK, [] [pid 3923] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3923] write(3, "1000", 4) = 4 [pid 3923] close(3 [pid 302] umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3923] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 3923] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3923] write(1, "executing program\n", 18 [pid 302] umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3923] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] newfstatat(AT_FDCWD, "./751/binderfs" [pid 3923] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3923] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./751/binderfs" [pid 3924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3923] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3923] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3923] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 3923] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3923] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./751/tracing" [pid 3923] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3923] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3923] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./751/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3923] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 3923] exit_group(0 [pid 302] fstat(4 [pid 3923] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 3924] chdir("./713") = 0 [pid 3923] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 301] umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 3 [pid 298] umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3924] <... prctl resumed>) = 0 [pid 302] rmdir("./751/tracing" [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3924] <... setpgid resumed>) = 0 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./751" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./728/binderfs" [pid 302] mkdir("./752", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3924] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] unlink("./728/binderfs" [pid 298] umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3924] <... write resumed>) = 4 [pid 3924] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./699/binderfs" [pid 3924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3924] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 3925 attached ) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3925 [pid 301] <... umount2 resumed>) = 0 [pid 298] unlink("./699/binderfs" [pid 3925] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3924] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 executing program [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] <... set_robust_list resumed>) = 0 [pid 298] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./728/tracing" [pid 3924] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3925] rt_sigprocmask(SIG_SETMASK, [] [pid 3924] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./728/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3924] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 300] umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./699/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3925] chdir("./752" [pid 300] openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3925] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./699/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 300] fstat(3 [pid 3925] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] setpgid(0, 0 [pid 301] close(4 [pid 300] getdents64(3 [pid 298] openat(AT_FDCWD, "./699/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 4 [pid 301] rmdir("./728/tracing" [pid 300] umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 3925] <... setpgid resumed>) = 0 [pid 3924] <... mount resumed>) = 0 [pid 3924] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] newfstatat(AT_FDCWD, "./725/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 301] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] unlink("./725/binderfs" [pid 298] getdents64(4 [pid 301] rmdir("./728" [pid 3924] <... openat resumed>) = 3 [pid 3924] write(3, "p:s/p ./file0:0", 15 [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3924] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3924] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3924] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 3925] <... openat resumed>) = 3 [pid 3924] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./729", 0777 [pid 3925] write(3, "1000", 4 [pid 3924] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3924] <... exit_group resumed>) = ? [pid 3925] <... write resumed>) = 4 [pid 3924] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./699/tracing" [pid 3925] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./725/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 3925] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3926 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./725/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 300] <... openat resumed>) = 4 [pid 3925] write(1, "executing program\n", 18 [pid 300] fstat(4 [pid 298] <... close resumed>) = 0 [pid 3925] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./699" [pid 300] getdents64(4 [pid 3925] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3925] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] mkdir("./700", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3925] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] close(4 [pid 298] <... mkdir resumed>) = 0 [pid 3925] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./725/tracing" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3925] <... openat resumed>) = 3 [pid 3925] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 3925] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3925] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3925] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3927 attached [pid 3925] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3927 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3926 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./725" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3926] set_robust_list(0x555557559760, 24) = 0 [pid 3926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./726", 0777 [pid 3926] chdir("./729") = 0 [pid 3926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3926] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 3926] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3927] set_robust_list(0x555557559760, 24 [pid 3926] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3926] write(3, "1000", 4) = 4 [pid 3926] close(3) = 0 [pid 3926] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3928 [pid 3927] <... set_robust_list resumed>) = 0 [pid 3926] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3926] <... write resumed>) = 18 executing program [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3926] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3927] rt_sigprocmask(SIG_SETMASK, [] [pid 3926] <... close_range resumed>) = 0 [pid 3926] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3926] <... mkdirat resumed>) = 0 [pid 3926] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3927] chdir("./700" [pid 3926] <... mount resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 3926] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3926] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3926] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3926] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3926] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 3926] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3926] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 3926] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3926] <... exit_group resumed>) = ? [pid 302] umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3927] <... chdir resumed>) = 0 [pid 3926] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./752/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./752/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3928 attached [pid 3928] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(3 [pid 302] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3928] <... set_robust_list resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 3928] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./752/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./713/binderfs" [pid 302] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3928] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./713/binderfs" [pid 302] openat(AT_FDCWD, "./752/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3928] chdir("./726" [pid 299] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 3928] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 299] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 3928] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./713/tracing" [pid 302] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./752/tracing" [pid 3928] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3928] <... setpgid resumed>) = 0 [pid 3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./713/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3 [pid 3927] <... prctl resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3927] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3927] <... setpgid resumed>) = 0 [pid 299] fstat(4 [pid 302] close(3 [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 302] rmdir("./752" [pid 3928] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3928] <... write resumed>) = 4 [pid 3928] close(3) = 0 [pid 3928] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3927] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3927] write(3, "1000", 4 [pid 302] mkdir("./753", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3927] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3928] write(1, "executing program\n", 18) = 18 [pid 3928] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3928] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 executing program [pid 3927] close(3 [pid 301] openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(4 [pid 301] <... openat resumed>) = 3 [pid 3928] <... mkdirat resumed>) = 0 [pid 3927] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 299] <... close resumed>) = 0 [pid 3927] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./713/tracing" [pid 3928] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3928] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3928] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 3928] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3929 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 301] newfstatat(AT_FDCWD, "./729/binderfs" [pid 299] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./713" [pid 3927] <... symlink resumed>) = 0 [pid 301] unlink("./729/binderfs" [pid 3928] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3928] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3928] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] mkdir("./714", 0777 [pid 3927] write(1, "executing program\n", 18 [pid 301] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3928] <... exit_group resumed>) = ? [pid 3928] +++ exited with 0 +++ [pid 3927] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3927] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3927] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./729/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3929 attached [pid 3929] set_robust_list(0x555557559760, 24) = 0 [pid 3929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3929] chdir("./753" [pid 3927] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3930 [pid 301] openat(AT_FDCWD, "./729/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3929] <... chdir resumed>) = 0 [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3929] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 3929] setpgid(0, 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(3 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 301] close(4 [pid 3929] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./729/tracing" [pid 3927] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3927] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./726/binderfs" [pid 301] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] unlink("./726/binderfs" [pid 301] close(3 [pid 3929] write(3, "1000", 4) = 4 [pid 3929] close(3 [pid 300] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./729" [pid 3927] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 3929] <... close resumed>) = 0 [pid 3929] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3927] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./730", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3929] write(1, "executing program\n", 18) = 18 [pid 3929] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3929] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./726/tracing" [pid 3927] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 3927] write(3, "p:s/p ./file0:0", 15 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3929] <... mkdirat resumed>) = 0 [pid 3929] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3931 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3929] <... mount resumed>) = 0 [pid 3927] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./726/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3927] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 3927] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 3927] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3929] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 3929] <... openat resumed>) = 3 [pid 3927] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3929] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 3927] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3929] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3927] <... exit_group resumed>) = ? [pid 300] close(4 [pid 3929] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 3929] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./726/tracing" [pid 3929] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3929] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3931 attached [pid 3929] +++ exited with 0 +++ [pid 3927] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3930 attached [pid 3930] set_robust_list(0x555557559760, 24) = 0 [pid 3930] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 3930] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 3930] chdir("./714" [pid 300] rmdir("./726" [pid 3930] <... chdir resumed>) = 0 [pid 3930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3930] setpgid(0, 0) = 0 [pid 3930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 3931] set_robust_list(0x555557559760, 24 [pid 3930] <... openat resumed>) = 3 [pid 300] mkdir("./727", 0777 [pid 3930] write(3, "1000", 4) = 4 [pid 3930] close(3) = 0 [pid 3930] symlink("/dev/binderfs", "./binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 3931] <... set_robust_list resumed>) = 0 [pid 3930] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3930] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3930] <... write resumed>) = 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3930] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3930] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3930] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3930] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 3930] write(3, "p:s/p ./file0:0", 15 [pid 3931] rt_sigprocmask(SIG_SETMASK, [] [pid 3930] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3932 [pid 3930] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 3932 attached [pid 3931] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3930] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3930] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3930] exit_group(0 [pid 302] umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3930] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3930] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 3932] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./753/binderfs" [pid 298] openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] unlink("./753/binderfs" [pid 298] fstat(3 [pid 3931] chdir("./730" [pid 3932] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 3932] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3931] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./753/tracing" [pid 298] newfstatat(AT_FDCWD, "./700/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./700/binderfs" [pid 3931] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./753/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3931] setpgid(0, 0) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 302] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 3932] chdir("./727" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./700/tracing" [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./714/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] unlink("./714/binderfs" [pid 298] umount2("./700/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./753/tracing" [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3932] <... chdir resumed>) = 0 [pid 3931] <... openat resumed>) = 3 [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3931] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./700/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 3932] <... prctl resumed>) = 0 [pid 3931] <... write resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3932] setpgid(0, 0 [pid 3931] close(3 [pid 302] close(3 [pid 299] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 302] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./753" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 3932] <... setpgid resumed>) = 0 [pid 3931] <... close resumed>) = 0 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3931] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./754", 0777 [pid 299] newfstatat(AT_FDCWD, "./714/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3932] <... openat resumed>) = 3 [pid 3931] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3932] write(3, "1000", 4 [pid 3931] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 3932] <... write resumed>) = 4 [pid 3931] <... write resumed>) = 18 [pid 3932] close(3 [pid 3931] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3932] <... close resumed>) = 0 [pid 3931] <... close_range resumed>) = 0 [pid 3932] symlink("/dev/binderfs", "./binderfs" [pid 3931] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] openat(AT_FDCWD, "./714/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 3933 attached [pid 3932] <... symlink resumed>) = 0 [pid 3931] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./700/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3933 [pid 299] fstat(4 [pid 3932] write(1, "executing program\n", 18 [pid 3931] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3932] <... write resumed>) = 18 [pid 3931] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 298] getdents64(3 [pid 3932] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3931] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3932] <... close_range resumed>) = 0 [pid 3931] <... openat resumed>) = 3 [pid 299] close(4 [pid 298] <... close resumed>) = 0 [pid 3932] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3931] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./700" [pid 3933] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./714/tracing" [pid 3932] <... mkdirat resumed>) = 0 [pid 3931] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] mkdir("./701", 0777 [pid 299] getdents64(3 [pid 3932] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3931] openat(AT_FDCWD, NULL, O_WRONLY [pid 3932] <... mount resumed>) = 0 [pid 3931] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3932] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3931] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3932] <... openat resumed>) = 3 [pid 3931] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3933] <... set_robust_list resumed>) = 0 [pid 3932] write(3, "p:s/p ./file0:0", 15 [pid 3931] exit_group(0 [pid 3932] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3931] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3933] rt_sigprocmask(SIG_SETMASK, [] [pid 3932] openat(AT_FDCWD, NULL, O_WRONLY [pid 3931] +++ exited with 0 +++ [pid 299] rmdir("./714" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3932] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3932] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3932] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 3932] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3932] +++ exited with 0 +++ [pid 299] mkdir("./715", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3934 attached [pid 3934] set_robust_list(0x555557559760, 24) = 0 [pid 3934] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3934 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3934] chdir("./701") = 0 [pid 3934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3934] setpgid(0, 0) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3935 [pid 3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3934] <... openat resumed>) = 3 [pid 3933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3934] write(3, "1000", 4 [pid 3933] chdir("./754" [pid 3934] <... write resumed>) = 4 [pid 3934] close(3) = 0 [pid 3933] <... chdir resumed>) = 0 [pid 3934] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3934] write(1, "executing program\n", 18) = 18 [pid 3934] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3934] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3933] <... prctl resumed>) = 0 executing program [pid 3934] <... mkdirat resumed>) = 0 [pid 3933] setpgid(0, 0 [pid 3934] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3933] <... setpgid resumed>) = 0 [pid 3934] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3934] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3934] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3934] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3933] <... openat resumed>) = 3 [pid 3934] exit_group(0) = ? [pid 3934] +++ exited with 0 +++ [pid 3933] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3933] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3935 attached [pid 3933] close(3 [pid 3935] set_robust_list(0x555557559760, 24) = 0 [pid 3935] rt_sigprocmask(SIG_SETMASK, [] [pid 3933] <... close resumed>) = 0 [pid 3935] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3935] chdir("./715") = 0 [pid 3933] symlink("/dev/binderfs", "./binderfs" [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3935] setpgid(0, 0) = 0 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3935] write(3, "1000", 4 [pid 3933] <... symlink resumed>) = 0 [pid 3935] <... write resumed>) = 4 [pid 3935] close(3) = 0 [pid 3935] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 3933] write(1, "executing program\n", 18) = 18 [pid 301] umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3933] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3935] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 executing program [pid 3933] <... close_range resumed>) = 0 [pid 301] fstat(3 [pid 3935] write(1, "executing program\n", 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3933] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(3 [pid 3935] <... write resumed>) = 18 [pid 3935] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3935] <... close_range resumed>) = 0 [pid 301] umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./730/binderfs" [pid 3933] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3933] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./730/binderfs" [pid 3935] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 3933] <... mount resumed>) = 0 [pid 301] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3933] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./730/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3933] <... openat resumed>) = 3 [pid 301] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3933] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./730/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3935] <... mkdirat resumed>) = 0 [pid 3933] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 4 [pid 3935] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3933] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(4 [pid 3935] <... mount resumed>) = 0 [pid 3933] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3935] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 3933] creat(NULL, 0732 [pid 3935] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3933] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 3935] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3935] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3933] exit_group(0 [pid 301] close(4 [pid 3935] openat(AT_FDCWD, NULL, O_WRONLY [pid 3933] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 3935] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./730/tracing" [pid 3935] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3935] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 3935] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 3935] +++ exited with 0 +++ [pid 3933] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./730") = 0 [pid 301] mkdir("./731", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 3936 ci2-android-5-10/strace-static-x86_64: Process 3936 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3936] set_robust_list(0x555557559760, 24) = 0 [pid 3936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3936] chdir("./731") = 0 [pid 300] umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] <... prctl resumed>) = 0 [pid 300] openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3936] setpgid(0, 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3936] <... setpgid resumed>) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3 [pid 298] umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./727/binderfs" [pid 298] openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3936] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3936] <... write resumed>) = 4 [pid 300] unlink("./727/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3936] close(3 [pid 300] <... unlink resumed>) = 0 [pid 298] fstat(3 [pid 3936] <... close resumed>) = 0 [pid 300] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3936] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 300] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3936] <... symlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./727/tracing" [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./701/binderfs" [pid 3936] <... write resumed>) = 18 [pid 300] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3936] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./701/binderfs" [pid 3936] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./727/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3936] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./715/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./715/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./701/tracing" [pid 3936] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3936] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./701/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3936] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./701/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3936] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./715/tracing" [pid 298] <... openat resumed>) = 4 [pid 3936] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./727/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 299] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 3936] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./715/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3936] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 3936] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3936] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 3936] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 3936] <... exit_group resumed>) = ? [pid 300] rmdir("./727" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./701/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 300] mkdir("./728", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./715/tracing" [pid 298] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./701" [pid 3936] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./702", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./715" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3937 attached [pid 302] openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3937 [pid 299] mkdir("./716", 0777ci2-android-5-10/strace-static-x86_64: Process 3938 attached [pid 3937] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3938 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3938] set_robust_list(0x555557559760, 24 [pid 3937] <... set_robust_list resumed>) = 0 [pid 302] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3939 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3939 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3937] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3938] <... set_robust_list resumed>) = 0 [pid 3937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3939] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3937] chdir("./728" [pid 301] openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 3937] <... chdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./731/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./731/binderfs") = 0 [pid 301] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 3938] rt_sigprocmask(SIG_SETMASK, [] [pid 3937] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./754/binderfs" [pid 301] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./731/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./731/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./731/tracing" [pid 3939] <... set_robust_list resumed>) = 0 [pid 3938] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3937] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] unlink("./754/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3938] chdir("./702" [pid 3937] <... setpgid resumed>) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./731" [pid 3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3938] <... chdir resumed>) = 0 [pid 301] mkdir("./732", 0777 [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3937] <... openat resumed>) = 3 [pid 302] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 3938] <... prctl resumed>) = 0 [pid 3937] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3938] setpgid(0, 0 [pid 3937] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3938] <... setpgid resumed>) = 0 [pid 3937] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3939] rt_sigprocmask(SIG_SETMASK, [] [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3937] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3940 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3940 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3939] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3938] <... openat resumed>) = 3 [pid 3937] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3940] set_robust_list(0x555557559760, 24 [pid 3939] chdir("./716" [pid 3938] write(3, "1000", 4 [pid 3939] <... chdir resumed>) = 0 [pid 3938] <... write resumed>) = 4 [pid 3937] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3938] close(3 [pid 3939] <... prctl resumed>) = 0 [pid 3938] <... close resumed>) = 0 [pid 3939] setpgid(0, 0 [pid 3938] symlink("/dev/binderfs", "./binderfs" [pid 3940] <... set_robust_list resumed>) = 0 [pid 3939] <... setpgid resumed>) = 0 [pid 3938] <... symlink resumed>) = 0 [pid 3937] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./754/tracing" [pid 3939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3938] write(1, "executing program\n", 18 [pid 3939] <... openat resumed>) = 3 [pid 3938] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3939] write(3, "1000", 4 executing program executing program [pid 3938] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3939] <... write resumed>) = 4 [pid 3938] <... close_range resumed>) = 0 [pid 3937] <... write resumed>) = 18 [pid 302] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3939] close(3 [pid 3938] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3940] rt_sigprocmask(SIG_SETMASK, [] [pid 3939] <... close resumed>) = 0 [pid 3938] <... mkdirat resumed>) = 0 [pid 3937] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] symlink("/dev/binderfs", "./binderfs" [pid 3938] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3939] <... symlink resumed>) = 0 [pid 3938] <... mount resumed>) = 0 [pid 3939] write(1, "executing program\n", 18 executing program [pid 3938] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3939] <... write resumed>) = 18 [pid 3938] <... openat resumed>) = 3 [pid 3939] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3938] write(3, "p:s/p ./file0:0", 15 [pid 3939] <... close_range resumed>) = 0 [pid 3938] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3940] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3939] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3938] openat(AT_FDCWD, NULL, O_WRONLY [pid 3937] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./754/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3940] chdir("./732" [pid 3939] <... mkdirat resumed>) = 0 [pid 3938] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3939] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3938] creat(NULL, 0732 [pid 3939] <... mount resumed>) = 0 [pid 3938] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3939] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3938] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 3939] <... openat resumed>) = 3 [pid 3938] <... exit_group resumed>) = ? [pid 3937] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3940] <... chdir resumed>) = 0 [pid 3939] write(3, "p:s/p ./file0:0", 15 [pid 3938] +++ exited with 0 +++ [pid 302] fstat(4 [pid 3939] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3939] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3939] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3937] <... mkdirat resumed>) = 0 [pid 3939] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3939] <... exit_group resumed>) = ? [pid 3937] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3939] +++ exited with 0 +++ [pid 3937] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3937] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 3937] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3937] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3937] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3937] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 3940] <... prctl resumed>) = 0 [pid 3937] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./754/tracing" [pid 299] fstat(3 [pid 3937] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./716/binderfs" [pid 3937] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./716/binderfs" [pid 3937] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3937] <... exit_group resumed>) = ? [pid 302] close(3 [pid 299] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 3937] +++ exited with 0 +++ [pid 302] rmdir("./754" [pid 299] <... umount2 resumed>) = 0 [pid 298] openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./716/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./716/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 302] mkdir("./755", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./716/tracing" [pid 3940] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3) = 0 [pid 298] getdents64(3 [pid 299] rmdir("./716") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3941 [pid 299] mkdir("./717", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3940] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3942 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3942 attached [pid 3940] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./702/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3941 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3941] set_robust_list(0x555557559760, 24) = 0 [pid 3941] rt_sigprocmask(SIG_SETMASK, [] [pid 3942] set_robust_list(0x555557559760, 24 [pid 3940] write(3, "1000", 4 [pid 298] unlink("./702/binderfs" [pid 3941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3941] chdir("./755") = 0 [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3941] setpgid(0, 0) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3941] write(3, "1000", 4) = 4 [pid 3941] close(3) = 0 [pid 3941] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 3941] <... symlink resumed>) = 0 [pid 3942] <... set_robust_list resumed>) = 0 [pid 3940] <... write resumed>) = 4 [pid 298] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3941] write(1, "executing program\n", 18) = 18 [pid 3941] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3941] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3942] rt_sigprocmask(SIG_SETMASK, [] [pid 3941] <... mkdirat resumed>) = 0 [pid 3940] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 3941] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3941] <... mount resumed>) = 0 [pid 3941] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3941] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3941] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./702/tracing" [pid 3941] creat(NULL, 0732 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3941] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./702/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3941] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3941] <... exit_group resumed>) = ? [pid 298] openat(AT_FDCWD, "./702/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3941] +++ exited with 0 +++ [pid 3940] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./702/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 3940] symlink("/dev/binderfs", "./binderfs" [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./702") = 0 [pid 298] mkdir("./703", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3940] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3940] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 3943 attached executing program [pid 3943] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3943 [pid 3940] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3940] <... close_range resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3943] chdir("./703" [pid 300] <... openat resumed>) = 3 [pid 3940] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3943] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 3943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3943] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3943] <... setpgid resumed>) = 0 [pid 300] umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] newfstatat(AT_FDCWD, "./728/binderfs" [pid 3943] <... openat resumed>) = 3 [pid 3940] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3943] write(3, "1000", 4 [pid 300] unlink("./728/binderfs" [pid 3940] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3943] <... write resumed>) = 4 [pid 3943] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3943] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3940] <... mount resumed>) = 0 [pid 3943] <... symlink resumed>) = 0 [pid 3940] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 3943] write(1, "executing program\n", 18 [pid 300] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3940] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3943] <... write resumed>) = 18 [pid 3940] write(3, "p:s/p ./file0:0", 15 executing program [pid 300] newfstatat(AT_FDCWD, "./728/tracing" [pid 3943] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3943] <... close_range resumed>) = 0 [pid 3943] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3942] chdir("./717" [pid 3940] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3943] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3940] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3943] <... mount resumed>) = 0 [pid 3942] <... chdir resumed>) = 0 [pid 3940] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./728/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3943] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3943] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 4 [pid 3940] creat(NULL, 0732 [pid 300] fstat(4 [pid 3943] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3940] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3943] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 3943] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3943] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3940] exit_group(0 [pid 300] getdents64(4 [pid 3943] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 3940] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 3943] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./728/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3943] <... exit_group resumed>) = ? [pid 3943] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 3940] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./728" [pid 302] umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./755/binderfs" [pid 300] mkdir("./729", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./755/binderfs" [pid 301] umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./732/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./732/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3944 attached [pid 3944] set_robust_list(0x555557559760, 24 [pid 302] newfstatat(AT_FDCWD, "./755/tracing" [pid 301] <... unlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3944 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3944] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./755/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./732/tracing" [pid 302] fstat(4 [pid 3944] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3944] chdir("./729" [pid 302] getdents64(4 [pid 301] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3944] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./732/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 3944] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 302] rmdir("./755/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3944] setpgid(0, 0) = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 302] getdents64(3 [pid 3944] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 3944] <... write resumed>) = 4 [pid 3944] close(3) = 0 [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3944] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 3944] <... symlink resumed>) = 0 [pid 302] rmdir("./755" [pid 301] <... close resumed>) = 0 [pid 3944] write(1, "executing program\n", 18) = 18 [pid 3944] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3944] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./732/tracing" [pid 302] mkdir("./756", 0777 [pid 3944] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3944] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3944] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 3944] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3944] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 3944] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3944] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3944] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3944] exit_group(0 [pid 301] rmdir("./732" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3945 [pid 3944] <... exit_group resumed>) = ? [pid 3944] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3942] <... prctl resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] mkdir("./733", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3942] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 3945 attached [pid 3945] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3945] rt_sigprocmask(SIG_SETMASK, [] [pid 3942] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] chdir("./756") = 0 [pid 3945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3945] setpgid(0, 0) = 0 [pid 3945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3946 [pid 298] <... openat resumed>) = 3 [pid 3945] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3942] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 3942] write(3, "1000", 4 [pid 3945] write(3, "1000", 4 [pid 3942] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3945] <... write resumed>) = 4 [pid 3942] close(3 [pid 298] umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3945] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3942] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./703/binderfs" [pid 3945] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3942] symlink("/dev/binderfs", "./binderfs" [pid 298] unlink("./703/binderfs" [pid 3945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... unlink resumed>) = 0 [pid 3945] write(1, "executing program\n", 18 [pid 298] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3945] <... write resumed>) = 18 [pid 3945] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = 0 [pid 3945] <... close_range resumed>) = 0 executing program [pid 298] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3942] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3942] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./703/tracing" [pid 3945] <... mkdirat resumed>) = 0 [pid 3942] <... write resumed>) = 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3945] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3942] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] umount2("./703/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3945] <... mount resumed>) = 0 [pid 3942] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] openat(AT_FDCWD, "./703/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3942] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... openat resumed>) = 4 [pid 3945] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 3945] write(3, "p:s/p ./file0:0", 15 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3945] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3942] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 3945] openat(AT_FDCWD, NULL, O_WRONLY [pid 3942] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3945] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] close(4 [pid 3945] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 3945] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rmdir("./703/tracing" [pid 3942] <... mount resumed>) = 0 [pid 3945] exit_group(0) = ? [pid 3945] +++ exited with 0 +++ [pid 3942] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3946 attached [pid 3946] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3942] <... openat resumed>) = 3 [pid 298] close(3 [pid 3942] write(3, "p:s/p ./file0:0", 15 [pid 298] <... close resumed>) = 0 [pid 3946] <... set_robust_list resumed>) = 0 [pid 298] rmdir("./703" [pid 3946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3946] chdir("./733" [pid 298] <... rmdir resumed>) = 0 [pid 3942] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] mkdir("./704", 0777 [pid 3946] <... chdir resumed>) = 0 [pid 3946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3946] setpgid(0, 0) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3942] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3942] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3942] creat(NULL, 0732 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3946] <... openat resumed>) = 3 [pid 3946] write(3, "1000", 4) = 4 [pid 3946] close(3) = 0 [pid 3946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3942] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3947 [pid 3946] write(1, "executing program\n", 18) = 18 [pid 3946] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 3946] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3942] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3942] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3946] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3946] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... openat resumed>) = 3 [pid 3942] +++ exited with 0 +++ [pid 300] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 3946] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3946] <... openat resumed>) = 3 [pid 300] umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3946] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3946] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] newfstatat(AT_FDCWD, "./729/binderfs" [pid 3946] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3946] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] unlink("./729/binderfs" [pid 3946] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3946] exit_group(0) = ? [pid 3946] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3947 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3947] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3947] <... set_robust_list resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./729/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3947] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3947] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./729/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3947] chdir("./704" [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 3947] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(4 [pid 3947] <... prctl resumed>) = 0 [pid 3947] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 3947] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 3947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 3947] <... openat resumed>) = 3 [pid 300] rmdir("./729/tracing" [pid 3947] write(3, "1000", 4) = 4 [pid 3947] close(3) = 0 [pid 3947] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 3947] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./729" [pid 3947] write(1, "executing program\n", 18) = 18 [pid 3947] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3947] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./730", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3947] <... mkdirat resumed>) = 0 [pid 3947] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 3947] <... mount resumed>) = 0 [pid 3947] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3947] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3948 [pid 302] umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3948 attached [pid 3947] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./756/binderfs" [pid 301] <... openat resumed>) = 3 [pid 3948] set_robust_list(0x555557559760, 24 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./756/binderfs" [pid 301] fstat(3 [pid 3948] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./733/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3948] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 3948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./733/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./756/tracing" [pid 299] umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./717/binderfs" [pid 3948] chdir("./730" [pid 302] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3948] <... chdir resumed>) = 0 [pid 3947] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./717/binderfs" [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3947] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./756/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3948] <... prctl resumed>) = 0 [pid 3947] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3948] setpgid(0, 0 [pid 3947] exit_group(0 [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 3948] <... setpgid resumed>) = 0 [pid 3947] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./733/tracing" [pid 299] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./717/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./717/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(4 [pid 301] openat(AT_FDCWD, "./733/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./756/tracing" [pid 301] <... openat resumed>) = 4 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 301] fstat(4 [pid 299] rmdir("./717/tracing" [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3947] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] getdents64(4 [pid 299] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./756" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3948] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./717" [pid 3948] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./757", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3948] <... write resumed>) = 4 [pid 299] mkdir("./718", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 3948] close(3 [pid 301] close(4 [pid 299] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3948] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./733/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3948] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3948] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3948] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3950 [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3949 [pid 3948] <... write resumed>) = 18 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3948] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3948] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3948] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./733" [pid 3948] <... mkdirat resumed>) = 0 [pid 3948] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 3948] <... mount resumed>) = 0 [pid 301] mkdir("./734", 0777 [pid 3948] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3948] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3948] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... mkdir resumed>) = 0 [pid 3948] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3948] creat(NULL, 0732 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3948] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3948] exit_group(0) = ? [pid 3948] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3951 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3949 attached [pid 3949] set_robust_list(0x555557559760, 24) = 0 [pid 3949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3949] chdir("./718"ci2-android-5-10/strace-static-x86_64: Process 3951 attached ) = 0 [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3949] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 3950 attached [pid 3951] set_robust_list(0x555557559760, 24 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3951] <... set_robust_list resumed>) = 0 [pid 3949] <... openat resumed>) = 3 [pid 3949] write(3, "1000", 4) = 4 [pid 3949] close(3) = 0 [pid 3949] symlink("/dev/binderfs", "./binderfs" [pid 3951] rt_sigprocmask(SIG_SETMASK, [] [pid 3949] <... symlink resumed>) = 0 [pid 3950] set_robust_list(0x555557559760, 24 executing program [pid 3949] write(1, "executing program\n", 18) = 18 [pid 3949] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3949] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 3949] <... mkdirat resumed>) = 0 [pid 3951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3951] chdir("./734" [pid 3949] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3949] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] <... chdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 3951] <... prctl resumed>) = 0 [pid 3951] setpgid(0, 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3949] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./730/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] unlink("./730/binderfs" [pid 3949] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3949] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./704/binderfs" [pid 3949] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./704/binderfs" [pid 300] newfstatat(AT_FDCWD, "./730/tracing" [pid 3949] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3951] write(3, "1000", 4 [pid 298] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3951] <... write resumed>) = 4 [pid 3949] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./730/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3949] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3951] close(3 [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./704/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 298] umount2("./704/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3951] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./704/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 300] close(4 [pid 3949] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] rmdir("./730/tracing" [pid 3951] symlink("/dev/binderfs", "./binderfs" [pid 298] fstat(4 [pid 3951] <... symlink resumed>) = 0 [pid 3949] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3951] write(1, "executing program\n", 18 [pid 3950] <... set_robust_list resumed>) = 0 [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3951] <... write resumed>) = 18 [pid 3950] rt_sigprocmask(SIG_SETMASK, [] [pid 3949] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3951] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3950] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./730" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3951] <... close_range resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 300] mkdir("./731", 0777 [pid 298] <... close resumed>) = 0 [pid 3951] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3950] chdir("./757" [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./704/tracing" [pid 3951] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3951] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3951] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3951] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3951] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3951] exit_group(0) = ? [pid 3950] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rmdir resumed>) = 0 [pid 3951] +++ exited with 0 +++ [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 3950] <... prctl resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3950] setpgid(0, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3952 attached [pid 3950] <... setpgid resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 3952] set_robust_list(0x555557559760, 24 [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3952 [pid 299] openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 3952] <... set_robust_list resumed>) = 0 [pid 3950] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 298] rmdir("./704" [pid 3952] rt_sigprocmask(SIG_SETMASK, [] [pid 3950] write(3, "1000", 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3950] <... write resumed>) = 4 [pid 299] umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3950] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3950] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./718/binderfs" [pid 298] mkdir("./705", 0777 [pid 3952] chdir("./731" [pid 3950] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./718/binderfs") = 0 [pid 299] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3950] <... symlink resumed>) = 0 [pid 299] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3952] <... chdir resumed>) = 0 [pid 3950] write(1, "executing program\n", 18 executing program [pid 301] umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./718/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3952] <... prctl resumed>) = 0 [pid 3950] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3952] setpgid(0, 0 [pid 3950] <... close_range resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./718/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 299] <... openat resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3953 [pid 3952] <... setpgid resumed>) = 0 [pid 3950] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 3950] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./734/binderfs" [pid 299] <... close resumed>) = 0 [pid 3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./718/tracing" [pid 3952] <... openat resumed>) = 3 [pid 3950] <... mount resumed>) = 0 [pid 301] unlink("./734/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3952] write(3, "1000", 4 [pid 3950] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] close(3 [pid 3952] <... write resumed>) = 4 [pid 3950] <... openat resumed>) = 3 [pid 301] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3952] close(3 [pid 3950] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = 0 [pid 299] rmdir("./718" [pid 3952] <... close resumed>) = 0 [pid 3950] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3952] symlink("/dev/binderfs", "./binderfs" [pid 3950] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./719", 0777 [pid 3952] <... symlink resumed>) = 0 [pid 3950] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./734/tracing" [pid 299] <... mkdir resumed>) = 0 [pid 3952] write(1, "executing program\n", 18 [pid 3950] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3952] <... write resumed>) = 18 [pid 3950] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3952] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3950] exit_group(0 [pid 301] openat(AT_FDCWD, "./734/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3952] <... close_range resumed>) = 0 [pid 3950] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3954 [pid 301] <... openat resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3953 attached [pid 301] getdents64(4 [pid 3953] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3953] <... set_robust_list resumed>) = 0 [pid 301] getdents64(4 [pid 3953] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3950] +++ exited with 0 +++ [pid 301] close(4 [pid 3953] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 3952] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./734/tracing" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3953] chdir("./705") = 0 [pid 3953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3953] setpgid(0, 0 [pid 301] getdents64(3 [pid 3953] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] close(3 [pid 3953] <... openat resumed>) = 3 [pid 3952] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3953] write(3, "1000", 4 [pid 301] rmdir("./734" [pid 3952] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3953] <... write resumed>) = 4 [pid 3953] close(3) = 0 [pid 3953] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3952] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3953] write(1, "executing program\n", 18 [pid 3952] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./735", 0777 [pid 3953] <... write resumed>) = 18 [pid 3953] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3953] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3952] <... openat resumed>) = 3 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3953] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3952] write(3, "p:s/p ./file0:0", 15 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3953] <... mount resumed>) = 0 [pid 3953] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3953] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3952] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3953] openat(AT_FDCWD, NULL, O_WRONLY [pid 3952] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3955 [pid 3953] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3952] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3953] creat(NULL, 0732 [pid 3952] creat(NULL, 0732 [pid 3953] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3952] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3953] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3954 attached [pid 3953] +++ exited with 0 +++ [pid 3952] exit_group(0) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3955 attached [pid 3955] set_robust_list(0x555557559760, 24) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3955] chdir("./735" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3955] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 3 [pid 3955] <... prctl resumed>) = 0 [pid 302] fstat(3 [pid 3955] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3952] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3955] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./757/binderfs" [pid 3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./757/binderfs" [pid 300] umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3955] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3955] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./757/tracing" [pid 300] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3955] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3955] close(3) = 0 [pid 3955] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3955] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./757/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3954] set_robust_list(0x555557559760, 24 [pid 3955] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./731/binderfs" [pid 302] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./731/binderfs" [pid 3955] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 3955] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3955] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3954] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 3955] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./731/tracing" [pid 302] rmdir("./757/tracing" [pid 3955] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 3955] <... openat resumed>) = 3 [pid 3955] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3955] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3955] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./731/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3955] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 302] close(3 [pid 300] fstat(4 [pid 298] umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./757" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 3955] exit_group(0) = ? [pid 3955] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./758", 0777 [pid 300] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 3954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3954] chdir("./719") = 0 [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3954] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 3954] <... setpgid resumed>) = 0 [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3954] write(3, "1000", 4) = 4 [pid 3954] close(3 [pid 300] rmdir("./731/tracing" [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3956 [pid 3954] <... close resumed>) = 0 [pid 3954] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3954] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 298] umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3954] <... write resumed>) = 18 executing program [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3954] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3954] <... close_range resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./705/binderfs" [pid 300] rmdir("./731" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3954] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./705/binderfs" [pid 300] mkdir("./732", 0777 [pid 3954] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3954] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3954] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3954] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3954] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3954] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3954] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3957 attached [pid 3954] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3957 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./705/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./705/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3956 attached ) = -1 EINVAL (Invalid argument) [pid 3956] set_robust_list(0x555557559760, 24 [pid 298] openat(AT_FDCWD, "./705/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3956] <... set_robust_list resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3956] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 3956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3956] chdir("./758" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 3956] <... chdir resumed>) = 0 [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3957] set_robust_list(0x555557559760, 24 [pid 3956] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3956] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 3956] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 301] fstat(3 [pid 298] rmdir("./705/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 3957] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 301] umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3957] rt_sigprocmask(SIG_SETMASK, [] [pid 3956] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 3957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3956] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./735/binderfs" [pid 298] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./705" [pid 301] unlink("./735/binderfs" [pid 3957] chdir("./732" [pid 3956] close(3 [pid 3957] <... chdir resumed>) = 0 [pid 3956] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3956] symlink("/dev/binderfs", "./binderfs" [pid 3957] <... prctl resumed>) = 0 [pid 3956] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] mkdir("./706", 0777 [pid 3957] setpgid(0, 0 [pid 3956] write(1, "executing program\n", 18 [pid 301] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3957] <... setpgid resumed>) = 0 [pid 3956] <... write resumed>) = 18 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3956] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... mkdir resumed>) = 0 executing program [pid 3957] <... openat resumed>) = 3 [pid 3956] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./735/tracing" [pid 3957] write(3, "1000", 4 [pid 3956] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3957] <... write resumed>) = 4 [pid 3956] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3957] close(3 [pid 3956] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3958 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3957] <... close resumed>) = 0 [pid 3956] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./735/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3957] symlink("/dev/binderfs", "./binderfs" [pid 3956] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3957] <... symlink resumed>) = 0 [pid 3956] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3957] write(1, "executing program\n", 18 [pid 3956] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 3957] <... write resumed>) = 18 [pid 3956] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3957] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3956] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 3957] <... close_range resumed>) = 0 [pid 3956] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3957] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3956] creat(NULL, 0732 [pid 301] close(4 [pid 3957] <... mkdirat resumed>) = 0 [pid 3956] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 3957] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3956] exit_group(0 [pid 301] rmdir("./735/tracing" [pid 3957] <... mount resumed>) = 0 [pid 3956] <... exit_group resumed>) = ? [pid 3957] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3956] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3 [pid 3957] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 3957] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./735" [pid 3957] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3957] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3957] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 3957] exit_group(0 [pid 301] mkdir("./736", 0777 [pid 3957] <... exit_group resumed>) = ? [pid 3957] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3958 attached [pid 3958] set_robust_list(0x555557559760, 24) = 0 [pid 3958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3958] chdir("./706" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3959 [pid 299] umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] fstat(3 [pid 299] umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./719/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./719/binderfs" [pid 302] umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./758/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 3958] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./758/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3958] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./719/tracing" [pid 3958] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 3958] <... setpgid resumed>) = 0 [pid 299] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3958] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./719/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3958] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 3958] <... write resumed>) = 4 [pid 302] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 3958] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3958] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./758/tracing" [pid 300] umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3958] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3958] <... symlink resumed>) = 0 [pid 302] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 3958] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3958] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 executing program [pid 299] close(4 [pid 3958] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./758/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 299] <... close resumed>) = 0 [pid 3958] <... close_range resumed>) = 0 [pid 299] rmdir("./719/tracing" [pid 3958] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3958] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 3958] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3958] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(3 [pid 3958] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 3958] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./719" [pid 3958] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./732/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 3958] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] mkdir("./720", 0777 [pid 3958] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 300] unlink("./732/binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 3958] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3958] creat(NULL, 0732 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3958] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 3960 attached ci2-android-5-10/strace-static-x86_64: Process 3959 attached [pid 3958] exit_group(0 [pid 302] rmdir("./758/tracing" [pid 300] <... unlink resumed>) = 0 [pid 3958] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3960 [pid 3958] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3960] set_robust_list(0x555557559760, 24) = 0 [pid 3960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3960] chdir("./720") = 0 [pid 3960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3960] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./758" [pid 298] umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./732/tracing" [pid 3960] setpgid(0, 0) = 0 [pid 3960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./759", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3960] <... openat resumed>) = 3 [pid 3960] write(3, "1000", 4) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./732/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 300] fstat(4 [pid 3960] close(3) = 0 [pid 3960] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3960] write(1, "executing program\n", 18) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3961 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 3960] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./706/binderfs" [pid 300] getdents64(4 [pid 3960] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] close(4 [pid 298] unlink("./706/binderfs" [pid 300] <... close resumed>) = 0 [pid 3960] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 300] rmdir("./732/tracing" [pid 298] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3960] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3960] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3960] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./706/tracing" [pid 300] close(3 [pid 3960] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3959] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./706/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3960] <... openat resumed>) = 3 [pid 3959] <... set_robust_list resumed>) = 0 [pid 300] rmdir("./732" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3960] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3960] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./706/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3960] creat(NULL, 0732 [pid 298] <... openat resumed>) = 4 [pid 300] mkdir("./733", 0777 [pid 3960] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(4 [pid 3960] exit_group(0) = ? [pid 3960] +++ exited with 0 +++ [pid 3959] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3961 attached [pid 3959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3959] chdir("./736" [pid 3961] set_robust_list(0x555557559760, 24) = 0 [pid 3961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3961] chdir("./759") = 0 [pid 3961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3961] setpgid(0, 0) = 0 [pid 3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3959] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 3961] <... openat resumed>) = 3 [pid 3959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3962 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3961] write(3, "1000", 4 [pid 298] close(4 [pid 3959] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3959] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 3961] <... write resumed>) = 4 [pid 3959] <... setpgid resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./706/tracing" [pid 3961] close(3) = 0 [pid 3961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3961] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 3961] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3961] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 3959] <... openat resumed>) = 3 [pid 298] close(3 [pid 3961] <... close_range resumed>) = 0 [pid 3959] write(3, "1000", 4 [pid 298] <... close resumed>) = 0 [pid 3961] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3959] <... write resumed>) = 4 [pid 298] rmdir("./706" [pid 3961] <... mkdirat resumed>) = 0 [pid 3961] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3959] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 3961] <... mount resumed>) = 0 [pid 3959] <... close resumed>) = 0 [pid 298] mkdir("./707", 0777 [pid 3961] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3961] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 3961] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3959] symlink("/dev/binderfs", "./binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3961] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3961] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3961] exit_group(0 [pid 3959] <... symlink resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3961] <... exit_group resumed>) = ? [pid 3961] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3963 [pid 3959] write(1, "executing program\n", 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3959] <... write resumed>) = 18 executing program [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3962 attached [pid 3959] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3962] set_robust_list(0x555557559760, 24 [pid 3959] <... close_range resumed>) = 0 [pid 3962] <... set_robust_list resumed>) = 0 [pid 3962] rt_sigprocmask(SIG_SETMASK, [] [pid 3959] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3962] chdir("./733") = 0 [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] write(3, "1000", 4) = 4 [pid 3962] close(3) = 0 [pid 3962] symlink("/dev/binderfs", "./binderfs" [pid 3959] <... mkdirat resumed>) = 0 [pid 3962] <... symlink resumed>) = 0 [pid 3959] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3962] write(1, "executing program\n", 18) = 18 [pid 3962] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3962] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3959] <... mount resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3962] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3959] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3962] <... mount resumed>) = 0 [pid 3962] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3959] <... openat resumed>) = 3 [pid 299] umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3962] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3959] write(3, "p:s/p ./file0:0", 15 [pid 3962] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3959] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3962] openat(AT_FDCWD, NULL, O_WRONLY [pid 3959] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 3 [pid 3962] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3959] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(3 [pid 3962] creat(NULL, 0732 [pid 3959] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3962] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 3959] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3962] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3959] exit_group(0 [pid 299] umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3962] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3959] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./720/binderfs" [pid 3962] +++ exited with 0 +++ [pid 3959] +++ exited with 0 +++ [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./720/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 3963 attached [pid 3963] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3963] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 3963] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3963] chdir("./707" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./720/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3963] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./720/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] getdents64(3 [pid 299] fstat(4 [pid 3963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 3963] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3963] setpgid(0, 0 [pid 302] newfstatat(AT_FDCWD, "./759/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 3963] <... setpgid resumed>) = 0 [pid 3963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] unlink("./759/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3963] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 299] close(4 [pid 302] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3963] write(3, "1000", 4 [pid 299] <... close resumed>) = 0 [pid 3963] <... write resumed>) = 4 [pid 299] rmdir("./720/tracing" [pid 302] <... umount2 resumed>) = 0 [pid 3963] close(3) = 0 [pid 3963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3963] write(1, "executing program\n", 18) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 302] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3963] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] newfstatat(AT_FDCWD, "./759/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 302] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./759/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./720" [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 3963] <... close_range resumed>) = 0 [pid 3963] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] fstat(4 [pid 301] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] mkdir("./721", 0777 [pid 301] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3963] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3963] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 3963] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3963] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 301] umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./736/binderfs" [pid 302] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./759/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3963] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3963] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3963] exit_group(0 [pid 301] unlink("./736/binderfs" [pid 3963] <... exit_group resumed>) = ? [pid 3963] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3964 [pid 302] getdents64(3 [pid 301] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3964 attached [pid 300] openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 301] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 302] rmdir("./759" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3964] set_robust_list(0x555557559760, 24) = 0 [pid 3964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3964] chdir("./721") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./736/tracing" [pid 302] mkdir("./760", 0777 [pid 300] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3964] setpgid(0, 0) = 0 [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3964] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./736/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3964] write(3, "1000", 4) = 4 [pid 3964] close(3) = 0 [pid 3964] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... openat resumed>) = 4 [pid 3964] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3965 [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./733/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] unlink("./733/binderfs" [pid 301] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 3964] <... write resumed>) = 18 [pid 3964] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 298] fstat(3 [pid 300] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3964] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 301] rmdir("./736/tracing" [pid 300] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3964] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3964] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./733/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./707/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./736" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3964] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3964] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3964] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./733/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./707/binderfs" [pid 301] mkdir("./737", 0777 [pid 3964] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 3964] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3964] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 3964] exit_group(0) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... unlink resumed>) = 0 [pid 300] fstat(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3964] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3966 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] newfstatat(AT_FDCWD, "./707/tracing" [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./733/tracing" [pid 298] umount2("./707/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3965 attached [pid 3965] set_robust_list(0x555557559760, 24) = 0 [pid 3965] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] openat(AT_FDCWD, "./707/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 298] <... openat resumed>) = 4 [pid 3965] chdir("./760" [pid 300] <... close resumed>) = 0 [pid 298] fstat(4 [pid 300] rmdir("./733" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3965] <... chdir resumed>) = 0 [pid 3965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3965] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 300] mkdir("./734", 0777 [pid 3965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3965] <... openat resumed>) = 3 [pid 3965] write(3, "1000", 4) = 4 [pid 3965] close(3) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 3965] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 3965] <... symlink resumed>) = 0 [pid 3965] write(1, "executing program\n", 18) = 18 [pid 3965] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rmdir("./707/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3967 [pid 3965] <... close_range resumed>) = 0 [pid 3965] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3965] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] close(3 [pid 3965] <... mount resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3965] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rmdir("./707" [pid 3965] <... openat resumed>) = 3 [pid 3965] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3965] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 3965] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] mkdir("./708", 0777 [pid 3965] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3965] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3966 attached [pid 3965] +++ exited with 0 +++ [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3967 attached [pid 3967] set_robust_list(0x555557559760, 24 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3967] <... set_robust_list resumed>) = 0 [pid 3967] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3967] chdir("./734") = 0 [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3967] setpgid(0, 0) = 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3967] write(3, "1000", 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3968 [pid 3967] <... write resumed>) = 4 [pid 3967] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3967] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3967] symlink("/dev/binderfs", "./binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 3967] <... symlink resumed>) = 0 [pid 3966] set_robust_list(0x555557559760, 24 [pid 3967] write(1, "executing program\n", 18) = 18 [pid 299] umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3967] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3967] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3966] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3967] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3967] <... mount resumed>) = 0 [pid 299] fstat(3 [pid 3967] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3967] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 3967] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3967] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3967] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3967] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./721/binderfs" [pid 3967] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3967] exit_group(0 [pid 299] unlink("./721/binderfs" [pid 3967] <... exit_group resumed>) = ? [pid 3967] +++ exited with 0 +++ [pid 3966] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3968 attached [pid 3968] set_robust_list(0x555557559760, 24) = 0 [pid 3968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3968] chdir("./708") = 0 [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3968] setpgid(0, 0 [pid 3966] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3968] <... setpgid resumed>) = 0 [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3966] chdir("./737" [pid 299] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 3966] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./721/tracing" [pid 302] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3966] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3968] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./721/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3966] setpgid(0, 0 [pid 302] umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3966] <... setpgid resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./760/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3968] write(3, "1000", 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 302] unlink("./760/binderfs" [pid 3968] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3968] close(3) = 0 [pid 3968] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 302] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3968] <... symlink resumed>) = 0 [pid 3966] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 3966] write(3, "1000", 4 [pid 302] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./721/tracing" [pid 3966] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./760/tracing" [pid 3968] write(1, "executing program\n", 18) = 18 [pid 3968] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3968] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3966] close(3 [pid 299] getdents64(3 [pid 302] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3966] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 3966] symlink("/dev/binderfs", "./binderfs" executing program [pid 302] openat(AT_FDCWD, "./760/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 3968] <... mkdirat resumed>) = 0 [pid 3966] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] rmdir("./721" [pid 3966] write(1, "executing program\n", 18 [pid 302] fstat(4 [pid 3968] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3966] <... write resumed>) = 18 [pid 299] mkdir("./722", 0777 [pid 302] getdents64(4 [pid 3968] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3968] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3968] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3966] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3966] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 3966] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 3968] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3968] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3968] exit_group(0) = ? [pid 3968] +++ exited with 0 +++ [pid 3966] <... mkdirat resumed>) = 0 [pid 302] rmdir("./760/tracing"ci2-android-5-10/strace-static-x86_64: Process 3969 attached [pid 3969] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3969 [pid 3966] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 300] umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./760" [pid 300] openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3969] chdir("./722") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] mkdir("./761", 0777 [pid 3966] <... mount resumed>) = 0 [pid 300] fstat(3 [pid 3969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3969] setpgid(0, 0) = 0 [pid 3969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 3966] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3966] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3969] <... openat resumed>) = 3 [pid 3969] write(3, "1000", 4) = 4 [pid 3969] close(3) = 0 [pid 3969] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3966] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3970 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./734/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 3966] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] unlink("./734/binderfs" [pid 3969] <... symlink resumed>) = 0 [pid 3966] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 3969] write(1, "executing program\n", 18 [pid 300] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3966] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3969] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = 0 [pid 3966] creat(NULL, 0732 [pid 3969] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3966] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./734/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 3969] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3966] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3969] <... mkdirat resumed>) = 0 [pid 3966] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./734/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3969] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 298] fstat(3 [pid 3969] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3969] <... openat resumed>) = 3 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./734/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3969] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3969] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./708/binderfs" [pid 300] getdents64(3 [pid 3966] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./708/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3 [pid 3969] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3969] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./734" [pid 3969] <... exit_group resumed>) = ? [pid 3969] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./735", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3970 attached [pid 3970] set_robust_list(0x555557559760, 24) = 0 [pid 3970] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./708/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3970] chdir("./761") = 0 [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3970] setpgid(0, 0) = 0 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./708/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3971 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3970] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./708/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3970] write(3, "1000", 4 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 3970] <... write resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3970] close(3 [pid 298] getdents64(4 [pid 3970] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3970] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 3970] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3970] write(1, "executing program\n", 18 [pid 298] close(4 [pid 3970] <... write resumed>) = 18 [pid 3970] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3970] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 [pid 3970] <... mkdirat resumed>) = 0 [pid 298] rmdir("./708/tracing" [pid 3970] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3970] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3970] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 3970] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 3970] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3970] creat(NULL, 0732 [pid 298] close(3 [pid 301] umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3970] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./708" [pid 301] openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3970] exit_group(0) = ? [pid 3970] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 298] mkdir("./709", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 3971 attached [pid 3971] set_robust_list(0x555557559760, 24) = 0 [pid 3971] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 3971] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3971] chdir("./735") = 0 [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3971] setpgid(0, 0) = 0 [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./737/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3972 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] unlink("./737/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3971] <... openat resumed>) = 3 [pid 3971] write(3, "1000", 4) = 4 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3971] close(3) = 0 [pid 3971] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./737/tracing" [pid 299] umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./737/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 301] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3971] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 299] umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3971] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./722/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 299] unlink("./722/binderfs" [pid 301] <... close resumed>) = 0 [pid 3971] <... write resumed>) = 18 [pid 3971] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3971] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./737/tracing" [pid 299] <... unlink resumed>) = 0 [pid 3971] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3971] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 3971] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3971] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./722/tracing" [pid 302] fstat(3 [pid 301] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./737" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 3971] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3971] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] mkdir("./738", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3971] exit_group(0) = ? [pid 3971] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./722/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./761/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] unlink("./761/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3972 attached [pid 3972] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3972] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 3972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3972] chdir("./709") = 0 [pid 3972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3972] setpgid(0, 0) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3973 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./761/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 302] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./722/tracing" [pid 302] openat(AT_FDCWD, "./761/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 3972] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(3 [pid 3972] write(3, "1000", 4 [pid 302] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 3972] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./722" [pid 302] getdents64(4 [pid 3972] close(3) = 0 [pid 3972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 299] mkdir("./723", 0777 [pid 302] <... close resumed>) = 0 [pid 3972] write(1, "executing program\n", 18) = 18 [pid 3972] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3972] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] rmdir("./761/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 3972] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 executing program [pid 3972] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./761" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3972] <... openat resumed>) = 3 [pid 3972] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3972] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3972] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3972] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3974 attached [pid 3972] +++ exited with 0 +++ [pid 302] mkdir("./762", 0777 [pid 300] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 3973 attached [pid 3973] set_robust_list(0x555557559760, 24) = 0 [pid 3973] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3974 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3973] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3973] chdir("./738") = 0 [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3973] setpgid(0, 0) = 0 [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3975 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3973] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3973] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./735/binderfs" [pid 3973] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3973] close(3 [pid 300] unlink("./735/binderfs" [pid 3973] <... close resumed>) = 0 [pid 3973] symlink("/dev/binderfs", "./binderfs" [pid 3974] set_robust_list(0x555557559760, 24 [pid 3973] <... symlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 3973] write(1, "executing program\n", 18 [pid 300] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3973] <... write resumed>) = 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 3973] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3973] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3974] <... set_robust_list resumed>) = 0 [pid 3973] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./735/tracing" [pid 3973] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 3973] <... mount resumed>) = 0 [pid 300] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 300] openat(AT_FDCWD, "./735/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3973] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 3973] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./709/binderfs" [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3973] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./709/binderfs" [pid 300] getdents64(4 [pid 3973] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3973] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3973] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] close(4 [pid 3973] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3973] exit_group(0 [pid 300] rmdir("./735/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 3973] <... exit_group resumed>) = ? [pid 3973] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3975 attached [pid 3975] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./709/tracing" [pid 300] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./709/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./735" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3975] <... set_robust_list resumed>) = 0 [pid 3975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3975] chdir("./762") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./709/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./736", 0777 [pid 298] <... openat resumed>) = 4 [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3975] setpgid(0, 0) = 0 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3975] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3975] write(3, "1000", 4) = 4 [pid 3975] close(3) = 0 [pid 3975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3976 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3975] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./709/tracing" [pid 3975] <... write resumed>) = 18 [pid 3975] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3975] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 3974] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3976 attached [pid 3975] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3 [pid 3975] <... mount resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3975] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 298] rmdir("./709" [pid 301] fstat(3 [pid 3975] <... openat resumed>) = 3 [pid 3975] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3975] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./710", 0777 [pid 3975] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 3975] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3975] exit_group(0) = ? [pid 3976] set_robust_list(0x555557559760, 24 [pid 3975] +++ exited with 0 +++ [pid 3974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 3976] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./738/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3976] rt_sigprocmask(SIG_SETMASK, [] [pid 3974] chdir("./723" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3976] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3976] chdir("./736") = 0 [pid 3976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./738/binderfs"ci2-android-5-10/strace-static-x86_64: Process 3977 attached [pid 3976] <... prctl resumed>) = 0 [pid 3976] setpgid(0, 0) = 0 [pid 3974] <... chdir resumed>) = 0 [pid 3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3977 [pid 3977] set_robust_list(0x555557559760, 24 [pid 301] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3977] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3974] <... prctl resumed>) = 0 [pid 3974] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 3977] rt_sigprocmask(SIG_SETMASK, [] [pid 3976] <... openat resumed>) = 3 [pid 301] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3974] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./738/tracing" [pid 3977] chdir("./710" [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3977] <... chdir resumed>) = 0 [pid 3974] <... openat resumed>) = 3 [pid 301] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3976] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./738/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3976] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 3977] <... prctl resumed>) = 0 [pid 301] fstat(4 [pid 3976] close(3 [pid 3977] setpgid(0, 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3977] <... setpgid resumed>) = 0 [pid 3976] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 3974] write(3, "1000", 4 [pid 3976] symlink("/dev/binderfs", "./binderfs" [pid 3974] <... write resumed>) = 4 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3976] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3974] close(3 [pid 301] getdents64(4 [pid 3974] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3977] <... openat resumed>) = 3 [pid 301] close(4 [pid 3974] symlink("/dev/binderfs", "./binderfs" [pid 3977] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 3977] <... write resumed>) = 4 [pid 3974] <... symlink resumed>) = 0 [pid 301] rmdir("./738/tracing" [pid 3976] write(1, "executing program\n", 18) = 18 [pid 3974] write(1, "executing program\n", 18 [pid 3976] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3974] <... write resumed>) = 18 [pid 3976] <... close_range resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3977] close(3 [pid 3976] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3974] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 3977] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program executing program [pid 3977] symlink("/dev/binderfs", "./binderfs" [pid 3974] <... close_range resumed>) = 0 [pid 301] close(3 [pid 3976] <... mkdirat resumed>) = 0 [pid 3974] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 3977] <... symlink resumed>) = 0 [pid 301] rmdir("./738" [pid 3977] write(1, "executing program\n", 18 [pid 3976] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3974] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 executing program [pid 3977] <... write resumed>) = 18 [pid 3976] <... mount resumed>) = 0 [pid 3974] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./739", 0777 [pid 3976] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3974] <... mount resumed>) = 0 [pid 3976] <... openat resumed>) = 3 [pid 3974] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3977] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3976] write(3, "p:s/p ./file0:0", 15 [pid 3974] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3977] <... close_range resumed>) = 0 [pid 3976] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3974] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3976] openat(AT_FDCWD, NULL, O_WRONLY [pid 3974] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3977] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3976] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3974] openat(AT_FDCWD, NULL, O_WRONLY [pid 3976] creat(NULL, 0732 [pid 3974] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3976] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3974] creat(NULL, 0732 [pid 3976] exit_group(0 [pid 3974] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3976] <... exit_group resumed>) = ? [pid 3974] exit_group(0 [pid 3976] +++ exited with 0 +++ [pid 3974] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 3978 attached [pid 3977] <... mkdirat resumed>) = 0 [pid 3974] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3978 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3978] set_robust_list(0x555557559760, 24 [pid 3977] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3978] <... set_robust_list resumed>) = 0 [pid 3977] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3978] rt_sigprocmask(SIG_SETMASK, [] [pid 3977] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3978] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3977] write(3, "p:s/p ./file0:0", 15 [pid 3978] chdir("./739" [pid 3977] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3978] <... chdir resumed>) = 0 [pid 3977] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3977] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3977] exit_group(0 [pid 3978] setpgid(0, 0 [pid 3977] <... exit_group resumed>) = ? [pid 3978] <... setpgid resumed>) = 0 [pid 3978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3977] +++ exited with 0 +++ [pid 3978] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3978] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3978] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] fstat(3 [pid 299] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3978] close(3 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 3978] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3978] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./762/binderfs" [pid 300] newfstatat(AT_FDCWD, "./736/binderfs" [pid 299] newfstatat(AT_FDCWD, "./723/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./762/binderfs" [pid 300] unlink("./736/binderfs" [pid 299] unlink("./723/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 3978] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 3978] write(1, "executing program\n", 18 executing program [pid 302] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3978] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3978] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3978] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./762/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./736/tracing" [pid 299] newfstatat(AT_FDCWD, "./723/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3978] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./762/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 3978] <... mkdirat resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./736/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./723/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 3978] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] fstat(4 [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 299] fstat(4 [pid 3978] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 3978] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 3978] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3978] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 298] umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 3978] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3978] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 299] close(4 [pid 298] newfstatat(AT_FDCWD, "./710/binderfs" [pid 3978] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./762/tracing" [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3978] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./736/tracing" [pid 299] rmdir("./723/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3978] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] unlink("./710/binderfs" [pid 3978] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 302] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3978] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] rmdir("./762" [pid 300] close(3 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./723" [pid 3978] +++ exited with 0 +++ [pid 302] mkdir("./763", 0777 [pid 300] rmdir("./736" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./724", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./737", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3979 attached [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./710/tracing" [pid 3979] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3979 [pid 301] openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 3979] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3980 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3979] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./710/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 3980 attached [pid 3980] set_robust_list(0x555557559760, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 3979] chdir("./763" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3981 [pid 298] openat(AT_FDCWD, "./710/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3980] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3979] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 3979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./739/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3979] <... prctl resumed>) = 0 [pid 301] unlink("./739/binderfs" [pid 298] getdents64(4 [pid 3980] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3979] setpgid(0, 0 [pid 301] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 3980] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3980] chdir("./724" [pid 3979] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3980] <... chdir resumed>) = 0 [pid 3979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./739/tracing" [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3979] <... openat resumed>) = 3 [pid 298] rmdir("./710/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 3979] write(3, "1000", 4 [pid 301] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3979] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./739/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 3980] <... openat resumed>) = 3 [pid 3979] close(3 [pid 301] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 301] fstat(4 [pid 3979] <... close resumed>) = 0 [pid 298] rmdir("./710" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3980] write(3, "1000", 4) = 4 [pid 3980] close(3) = 0 [pid 3980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3979] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 3980] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./711", 0777 [pid 3980] <... write resumed>) = 18 [pid 3979] <... symlink resumed>) = 0 [pid 3980] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3980] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3981 attached ) = 0 [pid 3979] write(1, "executing program\n", 18 [pid 301] getdents64(4 [pid 298] <... mkdir resumed>) = 0 executing program [pid 3980] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3979] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3980] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] close(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3979] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3980] write(3, "p:s/p ./file0:0", 15 [pid 3981] set_robust_list(0x555557559760, 24 [pid 3980] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3979] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3980] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3980] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3980] exit_group(0) = ? [pid 3981] <... set_robust_list resumed>) = 0 [pid 3980] +++ exited with 0 +++ [pid 3979] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./739/tracing"ci2-android-5-10/strace-static-x86_64: Process 3982 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3982] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3982] chdir("./711" [pid 3979] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3982 [pid 3979] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3982] <... chdir resumed>) = 0 [pid 3982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3982] setpgid(0, 0) = 0 [pid 3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3982] write(3, "1000", 4) = 4 [pid 3979] <... mount resumed>) = 0 [pid 301] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3979] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 3979] <... openat resumed>) = 3 [pid 301] rmdir("./739" [pid 3979] write(3, "p:s/p ./file0:0", 15 [pid 3982] close(3) = 0 [pid 3982] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 3979] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] mkdir("./740", 0777 [pid 3979] openat(AT_FDCWD, NULL, O_WRONLY [pid 3982] <... symlink resumed>) = 0 [pid 3982] write(1, "executing program\n", 18) = 18 [pid 301] <... mkdir resumed>) = 0 [pid 3979] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3979] creat(NULL, 0732 [pid 3982] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3979] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3982] <... close_range resumed>) = 0 executing program [pid 3979] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3979] <... exit_group resumed>) = ? [pid 3982] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3982] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3982] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3982] write(3, "p:s/p ./file0:0", 15 [pid 3979] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3983 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3982] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3982] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3982] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3982] exit_group(0) = ? [pid 3981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3981] chdir("./737" [pid 3982] +++ exited with 0 +++ [pid 3981] <... chdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3983 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 3981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 3981] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./763/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] unlink("./763/binderfs" [pid 3981] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(3 [pid 302] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 302] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./763/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3981] <... setpgid resumed>) = 0 [pid 302] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./763/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./724/binderfs" [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./724/binderfs" [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] close(4) = 0 [pid 299] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./763/tracing" [pid 3981] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3981] write(3, "1000", 4 [pid 302] close(3) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./763" [pid 3981] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./724/tracing" [pid 3981] close(3 [pid 302] mkdir("./764", 0777 [pid 3981] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3981] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3981] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 3984 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3984 [pid 3981] write(1, "executing program\n", 18 [pid 299] openat(AT_FDCWD, "./724/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3981] <... write resumed>) = 18 executing program [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 3981] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3983] set_robust_list(0x555557559760, 24 [pid 3981] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 3983] <... set_robust_list resumed>) = 0 [pid 3983] rt_sigprocmask(SIG_SETMASK, [] [pid 3981] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3983] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 3983] chdir("./740" [pid 299] <... close resumed>) = 0 [pid 298] umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./724/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3983] <... chdir resumed>) = 0 [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3983] setpgid(0, 0) = 0 [pid 299] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 3981] <... mkdirat resumed>) = 0 [pid 299] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3981] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 299] rmdir("./724" [pid 3983] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3983] write(3, "1000", 4) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3983] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./725", 0777 [pid 298] newfstatat(AT_FDCWD, "./711/binderfs" [pid 3981] <... mount resumed>) = 0 [pid 3983] <... close resumed>) = 0 [pid 3983] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3981] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] unlink("./711/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3983] write(1, "executing program\n", 18) = 18 [pid 3983] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 3981] <... openat resumed>) = 3 [pid 3983] <... close_range resumed>) = 0 [pid 3983] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3981] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3985 [pid 3983] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3981] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 298] newfstatat(AT_FDCWD, "./711/tracing" [pid 3981] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3983] <... mount resumed>) = 0 [pid 3981] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./711/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3983] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3981] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./711/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3984] set_robust_list(0x555557559760, 24 [pid 3981] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 3983] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 3981] exit_group(0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3983] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 3981] <... exit_group resumed>) = ? [pid 3983] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3983] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 3983] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3983] creat(NULL, 0732 [pid 298] close(4 [pid 3983] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 3981] +++ exited with 0 +++ [pid 298] rmdir("./711/tracing" [pid 3983] exit_group(0) = ? [pid 3984] <... set_robust_list resumed>) = 0 [pid 3983] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 3985 attached [pid 3985] set_robust_list(0x555557559760, 24 [pid 300] umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 3985] <... set_robust_list resumed>) = 0 [pid 3985] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./711" [pid 300] openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3985] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3985] chdir("./725") = 0 [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] mkdir("./712", 0777 [pid 300] fstat(3 [pid 3985] <... prctl resumed>) = 0 [pid 3985] setpgid(0, 0) = 0 [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3985] write(3, "1000", 4 [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3985] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3985] close(3) = 0 [pid 3985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] newfstatat(AT_FDCWD, "./737/binderfs" [pid 3985] write(1, "executing program\n", 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3986 [pid 300] unlink("./737/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3985] <... write resumed>) = 18 [pid 3985] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... unlink resumed>) = 0 executing program [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3985] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 3985] <... mkdirat resumed>) = 0 [pid 3984] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3985] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3984] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3985] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./737/tracing" [pid 3984] chdir("./764" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3985] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3985] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3985] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./737/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3985] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 3985] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 3985] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3985] creat(NULL, 0732 [pid 300] getdents64(4 [pid 3984] <... chdir resumed>) = 0 [pid 3985] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3985] exit_group(0 [pid 3984] <... prctl resumed>) = 0 [pid 300] getdents64(4 [pid 3985] <... exit_group resumed>) = ? [pid 3984] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3985] +++ exited with 0 +++ [pid 3984] <... setpgid resumed>) = 0 [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 3986 attached ) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./737/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3986] set_robust_list(0x555557559760, 24) = 0 [pid 3986] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 3986] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 3984] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3984] write(3, "1000", 4 [pid 300] close(3 [pid 3984] <... write resumed>) = 4 [pid 3986] chdir("./712" [pid 3984] close(3 [pid 300] <... close resumed>) = 0 [pid 3986] <... chdir resumed>) = 0 [pid 3984] <... close resumed>) = 0 [pid 300] rmdir("./737" [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 3984] symlink("/dev/binderfs", "./binderfs" [pid 300] mkdir("./738", 0777 [pid 3986] <... openat resumed>) = 3 [pid 3986] write(3, "1000", 4) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 3986] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3984] <... symlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3984] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] <... close resumed>) = 0 [pid 3986] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3986] write(1, "executing program\n", 18) = 18 [pid 3986] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3984] <... write resumed>) = 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3987 executing program executing program [pid 3986] <... close_range resumed>) = 0 [pid 3986] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3984] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3986] <... mkdirat resumed>) = 0 [pid 3984] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3986] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3984] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3986] <... mount resumed>) = 0 [pid 3984] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 3984] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3986] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3984] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 3984] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(3 [pid 299] openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 299] fstat(3 [pid 3984] <... openat resumed>) = 3 [pid 3986] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3984] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3986] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 3984] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./740/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3984] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./740/binderfs" [pid 3984] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3986] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3986] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 3984] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./725/binderfs" [pid 301] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3986] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3984] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./725/binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 3986] exit_group(0 [pid 301] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 3984] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3984] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./740/tracing" [pid 3986] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./725/tracing" [pid 301] openat(AT_FDCWD, "./740/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 299] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./725/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3986] +++ exited with 0 +++ [pid 3984] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4 [pid 299] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3987 attached [pid 301] rmdir("./740/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3987] set_robust_list(0x555557559760, 24) = 0 [pid 3987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 301] close(3 [pid 299] <... close resumed>) = 0 [pid 3987] chdir("./738" [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./725/tracing" [pid 301] rmdir("./740" [pid 3987] <... chdir resumed>) = 0 [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3987] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./741", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3987] write(3, "1000", 4) = 4 [pid 3987] close(3) = 0 [pid 3987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 3987] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(3 [pid 298] umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./725" [pid 3987] <... write resumed>) = 18 [pid 3987] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3987] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 298] openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3988 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 3987] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./726", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3987] <... mount resumed>) = 0 [pid 3987] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3987] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3987] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3987] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3987] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3987] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3989 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 3989 attached [pid 3987] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./712/binderfs" [pid 302] umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./712/binderfs" [pid 302] openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3988 attached [pid 3988] set_robust_list(0x555557559760, 24 [pid 298] <... unlink resumed>) = 0 [pid 3988] <... set_robust_list resumed>) = 0 [pid 3988] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 3988] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 298] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3988] chdir("./741" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./712/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./764/binderfs" [pid 298] umount2("./712/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./764/binderfs" [pid 298] openat(AT_FDCWD, "./712/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3988] <... chdir resumed>) = 0 [pid 3988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 3988] <... prctl resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3988] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./764/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 3988] <... setpgid resumed>) = 0 [pid 302] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./764/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./712/tracing" [pid 302] <... openat resumed>) = 4 [pid 3988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] fstat(4 [pid 300] umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 3 [pid 298] close(3 [pid 302] getdents64(4 [pid 300] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 298] rmdir("./712" [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 3988] write(3, "1000", 4) = 4 [pid 3988] close(3) = 0 [pid 3988] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./764/tracing" [pid 298] mkdir("./713", 0777 [pid 300] umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3988] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3988] write(1, "executing program\n", 18) = 18 [pid 3988] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3988] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./738/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(3 [pid 300] unlink("./738/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 3988] <... mkdirat resumed>) = 0 [pid 302] rmdir("./764" [pid 300] <... unlink resumed>) = 0 [pid 3988] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3988] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 3988] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = 0 executing program [pid 302] mkdir("./765", 0777 [pid 300] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3990 [pid 3988] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3988] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3988] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] newfstatat(AT_FDCWD, "./738/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3988] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3988] <... exit_group resumed>) = ? [pid 3988] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3991 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./738/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4ci2-android-5-10/strace-static-x86_64: Process 3990 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3990] set_robust_list(0x555557559760, 24 [pid 300] getdents64(4 [pid 3990] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3990] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 3991 attached [pid 3989] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 3990] chdir("./713" [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./738/tracing" [pid 3990] <... chdir resumed>) = 0 [pid 3990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3990] setpgid(0, 0) = 0 [pid 3990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 3990] <... openat resumed>) = 3 [pid 3989] <... set_robust_list resumed>) = 0 [pid 300] getdents64(3 [pid 3991] set_robust_list(0x555557559760, 24 [pid 3990] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3990] <... write resumed>) = 4 [pid 300] close(3 [pid 3990] close(3 [pid 300] <... close resumed>) = 0 [pid 3990] <... close resumed>) = 0 [pid 300] rmdir("./738" [pid 3990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 3990] write(1, "executing program\n", 18 [pid 300] mkdir("./739", 0777 [pid 3990] <... write resumed>) = 18 [pid 3990] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 3990] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3990] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3990] <... mount resumed>) = 0 [pid 3990] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3990] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3992 [pid 3989] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 3990] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3989] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3989] chdir("./726" [pid 301] getdents64(3 [pid 3990] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3989] <... chdir resumed>) = 0 [pid 301] umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3990] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./741/binderfs" [pid 3990] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3989] <... prctl resumed>) = 0 [pid 301] unlink("./741/binderfs" [pid 3990] exit_group(0) = ? [pid 301] <... unlink resumed>) = 0 [pid 3989] setpgid(0, 0 [pid 301] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3991] <... set_robust_list resumed>) = 0 [pid 3990] +++ exited with 0 +++ [pid 3989] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 3992 attached [pid 3992] set_robust_list(0x555557559760, 24 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3992] <... set_robust_list resumed>) = 0 [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./741/tracing" [pid 3992] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3989] <... openat resumed>) = 3 [pid 3992] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3989] write(3, "1000", 4 [pid 301] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3992] chdir("./739" [pid 3989] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3992] <... chdir resumed>) = 0 [pid 3989] close(3 [pid 301] openat(AT_FDCWD, "./741/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 4 [pid 3989] <... close resumed>) = 0 [pid 301] fstat(4 [pid 3992] <... prctl resumed>) = 0 [pid 3989] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3992] setpgid(0, 0 [pid 301] getdents64(4 [pid 3992] <... setpgid resumed>) = 0 [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3992] <... openat resumed>) = 3 [pid 3989] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 3992] write(3, "1000", 4 [pid 3989] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3992] <... write resumed>) = 4 [pid 3989] <... write resumed>) = 18 [pid 301] close(4 [pid 3992] close(3 [pid 3989] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 3992] <... close resumed>) = 0 executing program [pid 3989] <... close_range resumed>) = 0 [pid 301] rmdir("./741/tracing" [pid 3992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3992] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 3992] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 3989] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(3 [pid 3992] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./741" [pid 3992] <... close_range resumed>) = 0 [pid 3992] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3989] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3992] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./742", 0777 [pid 3989] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 3992] <... mount resumed>) = 0 [pid 3992] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 3992] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3989] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3992] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3989] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3992] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3992] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3992] exit_group(0) = ? [pid 3992] +++ exited with 0 +++ [pid 3991] rt_sigprocmask(SIG_SETMASK, [] [pid 3989] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3993 [pid 3989] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 3993 attached ) = -1 EINVAL (Invalid argument) [pid 3989] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3993] set_robust_list(0x555557559760, 24 [pid 3989] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... openat resumed>) = 3 [pid 3993] <... set_robust_list resumed>) = 0 [pid 298] fstat(3 [pid 3989] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 3989] creat(NULL, 0732 [pid 3991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3989] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3991] chdir("./765" [pid 3989] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3989] <... exit_group resumed>) = ? [pid 298] newfstatat(AT_FDCWD, "./713/binderfs" [pid 3991] <... chdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3993] rt_sigprocmask(SIG_SETMASK, [] [pid 298] unlink("./713/binderfs" [pid 3993] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3993] chdir("./742") = 0 [pid 298] <... unlink resumed>) = 0 [pid 3993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3993] <... prctl resumed>) = 0 [pid 3993] setpgid(0, 0) = 0 [pid 3993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3989] +++ exited with 0 +++ [pid 3991] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3991] setpgid(0, 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3991] <... setpgid resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3993] <... openat resumed>) = 3 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(AT_FDCWD, "./713/tracing" [pid 3993] write(3, "1000", 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3993] <... write resumed>) = 4 [pid 298] umount2("./713/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3991] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3993] close(3 [pid 3991] write(3, "1000", 4 [pid 298] openat(AT_FDCWD, "./713/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3993] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 3991] <... write resumed>) = 4 [pid 298] fstat(4 [pid 3993] symlink("/dev/binderfs", "./binderfs" [pid 3991] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3993] <... symlink resumed>) = 0 [pid 3991] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 3993] write(1, "executing program\n", 18 [pid 3991] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3993] <... write resumed>) = 18 [pid 298] getdents64(4 [pid 3993] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3993] <... close_range resumed>) = 0 executing program [pid 298] close(4 [pid 3993] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 3991] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 3993] <... mkdirat resumed>) = 0 [pid 3991] write(1, "executing program\n", 18 [pid 298] rmdir("./713/tracing" [pid 3993] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 3993] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 3991] <... write resumed>) = 18 executing program [pid 298] <... rmdir resumed>) = 0 [pid 3993] <... openat resumed>) = 3 [pid 3991] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 3991] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 3991] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./713" [pid 3993] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 3 [pid 3993] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3993] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] mkdir("./714", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3993] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3993] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3993] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3993] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3993] +++ exited with 0 +++ [pid 3991] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./739/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3991] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./739/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3994 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3994 attached [pid 300] <... unlink resumed>) = 0 [pid 3994] set_robust_list(0x555557559760, 24 [pid 300] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 3994] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3994] rt_sigprocmask(SIG_SETMASK, [] [pid 3991] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./739/tracing" [pid 299] <... openat resumed>) = 3 [pid 3994] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 3991] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] openat(AT_FDCWD, "./739/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3994] chdir("./714" [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3991] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 299] umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3991] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3994] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./726/binderfs" [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3991] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3991] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 299] unlink("./726/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3994] <... prctl resumed>) = 0 [pid 3994] setpgid(0, 0) = 0 [pid 299] <... unlink resumed>) = 0 [pid 300] close(4 [pid 299] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 3991] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./739/tracing" [pid 3991] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3991] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3991] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./726/tracing" [pid 3991] <... exit_group resumed>) = ? [pid 300] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./739" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3994] write(3, "1000", 4) = 4 [pid 3994] close(3) = 0 [pid 3994] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./726/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./740", 0777 [pid 299] <... openat resumed>) = 4 [pid 3994] write(1, "executing program\n", 18) = 18 [pid 3994] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3994] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3991] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3994] <... mkdirat resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 3995 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3994] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3994] <... mount resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./726/tracing" [pid 3994] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 3994] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 301] umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 3994] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 301] fstat(3 [pid 299] rmdir("./726" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3994] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] mkdir("./727", 0777 [pid 3994] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3994] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 3995 attached [pid 3994] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 3995] set_robust_list(0x555557559760, 24) = 0 [pid 3995] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./742/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./742/binderfs" [pid 3995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3995] chdir("./740") = 0 [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3995] setpgid(0, 0) = 0 [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 3996 [pid 3995] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3995] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./765/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./765/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] close(3) = 0 [pid 3995] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./742/tracing" [pid 302] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3995] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./742/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3995] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./765/tracing" [pid 301] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 302] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] getdents64(4 [pid 302] openat(AT_FDCWD, "./765/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3995] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3995] <... close_range resumed>) = 0 [pid 301] close(4 [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 3995] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./742/tracing" [pid 302] getdents64(4 [pid 3995] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 301] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./765/tracing" [pid 301] close(3 [pid 3995] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 3995] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 3995] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./742" [pid 298] <... restart_syscall resumed>) = 0 [pid 302] close(3 [pid 3995] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3995] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 3995] creat(NULL, 0732 [pid 301] mkdir("./743", 0777ci2-android-5-10/strace-static-x86_64: Process 3996 attached [pid 3995] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./765" [pid 3996] set_robust_list(0x555557559760, 24 [pid 3995] exit_group(0 [pid 3996] <... set_robust_list resumed>) = 0 [pid 3995] <... exit_group resumed>) = ? [pid 301] <... mkdir resumed>) = 0 [pid 298] umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3996] rt_sigprocmask(SIG_SETMASK, [] [pid 3995] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./766", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3996] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 3996] chdir("./727") = 0 [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3996] setpgid(0, 0) = 0 [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3996] write(3, "1000", 4) = 4 [pid 3996] close(3) = 0 [pid 3996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 3997 [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 3998 [pid 3996] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 3996] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 298] umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./714/binderfs" [pid 3996] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3996] <... close_range resumed>) = 0 [pid 298] unlink("./714/binderfs" [pid 3996] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 3998 attached ) = 0 [pid 298] <... unlink resumed>) = 0 [pid 3996] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3996] <... mount resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 3996] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3996] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./714/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./714/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 3996] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3996] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./714/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 298] <... openat resumed>) = 4 [pid 3996] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(4 [pid 300] umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./740/binderfs" [pid 3996] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] unlink("./740/binderfs" [pid 298] getdents64(4 [pid 3996] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3996] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 3996] <... exit_group resumed>) = ? [pid 3998] set_robust_list(0x555557559760, 24 [pid 3996] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./714/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 3997 attached [pid 298] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./740/tracing" [pid 298] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3997] set_robust_list(0x555557559760, 24 [pid 300] openat(AT_FDCWD, "./740/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 3997] <... set_robust_list resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./714" [pid 300] fstat(4 [pid 3997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3997] chdir("./743" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./715", 0777 [pid 300] getdents64(4 [pid 3997] <... chdir resumed>) = 0 [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3997] setpgid(0, 0) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3997] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 3997] write(3, "1000", 4) = 4 [pid 3997] close(3) = 0 [pid 3997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3998] <... set_robust_list resumed>) = 0 [pid 300] rmdir("./740/tracing" [pid 299] umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3997] write(1, "executing program\n", 18) = 18 [pid 3997] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3997] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 3999 executing program [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./740" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3997] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 300] mkdir("./741", 0777 [pid 3997] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3997] <... mount resumed>) = 0 [pid 3997] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3997] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./727/binderfs" [pid 3997] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 3997] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 3997] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3997] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4000 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 3999 attached [pid 3997] <... exit_group resumed>) = ? [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./727/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4000 attached [pid 3998] rt_sigprocmask(SIG_SETMASK, [] [pid 3997] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 3999] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 3999] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 3999] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3999] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./727/tracing" [pid 3999] chdir("./715" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3999] <... chdir resumed>) = 0 [pid 299] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3999] <... prctl resumed>) = 0 [pid 299] openat(AT_FDCWD, "./727/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3999] setpgid(0, 0 [pid 299] <... openat resumed>) = 4 [pid 3999] <... setpgid resumed>) = 0 [pid 299] fstat(4 [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3998] chdir("./766" [pid 299] getdents64(4 [pid 3999] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 3999] write(3, "1000", 4 [pid 299] getdents64(4 [pid 3999] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 3999] close(3 [pid 299] close(4 [pid 3999] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 3999] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./727/tracing" [pid 3999] <... symlink resumed>) = 0 [pid 301] umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 3998] <... chdir resumed>) = 0 [pid 3998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3998] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3999] write(1, "executing program\n", 18) = 18 [pid 3999] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 3999] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3998] setpgid(0, 0 [pid 301] <... openat resumed>) = 3 [pid 299] close(3 [pid 3998] <... setpgid resumed>) = 0 executing program [pid 301] fstat(3 [pid 3998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 3999] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 299] rmdir("./727" [pid 3999] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 3999] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 3999] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./728", 0777 [pid 3998] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3999] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 3999] openat(AT_FDCWD, NULL, O_WRONLY [pid 3998] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./743/binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 3999] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 3998] <... write resumed>) = 4 [pid 301] unlink("./743/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 3999] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 3999] exit_group(0 [pid 3998] close(3 [pid 301] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3999] <... exit_group resumed>) = ? [pid 3999] +++ exited with 0 +++ [pid 4000] set_robust_list(0x555557559760, 24) = 0 [pid 4000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4001 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 3998] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 3998] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./743/tracing" [pid 4000] chdir("./741" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 3998] <... symlink resumed>) = 0 [pid 301] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4000] <... chdir resumed>) = 0 [pid 3998] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./743/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3998] <... write resumed>) = 18 [pid 4000] <... prctl resumed>) = 0 [pid 3998] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 4 [pid 4000] setpgid(0, 0 [pid 3998] <... close_range resumed>) = 0 executing program [pid 301] fstat(4 [pid 4000] <... setpgid resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3998] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 4000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4000] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4000] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4000] <... write resumed>) = 4 [pid 301] close(4 [pid 3998] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 3998] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rmdir("./743/tracing" [pid 4000] close(3) = 0 [pid 4000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 3998] <... mount resumed>) = 0 [pid 301] getdents64(3 [pid 4000] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 3998] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(3 [pid 4000] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 executing program [pid 4000] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 3998] <... openat resumed>) = 3 [pid 301] rmdir("./743" [pid 4000] <... close_range resumed>) = 0 [pid 4000] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 3998] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 4000] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4000] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./744", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 4000] <... openat resumed>) = 3 [pid 4000] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4001 attached [pid 4000] openat(AT_FDCWD, NULL, O_WRONLY [pid 3998] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4001] set_robust_list(0x555557559760, 24 [pid 4000] <... openat resumed>) = -1 EFAULT (Bad address) [pid 3998] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4001] <... set_robust_list resumed>) = 0 [pid 4000] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4001] rt_sigprocmask(SIG_SETMASK, [] [pid 4000] <... creat resumed>) = -1 EFAULT (Bad address) [pid 3998] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 3998] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4002 [pid 298] fstat(3 [pid 4001] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4000] exit_group(0 [pid 3998] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 3998] exit_group(0 [pid 4001] chdir("./728" [pid 4000] <... exit_group resumed>) = ? [pid 3998] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4001] <... chdir resumed>) = 0 [pid 4000] +++ exited with 0 +++ [pid 3998] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./715/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./715/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4001] <... prctl resumed>) = 0 [pid 4001] setpgid(0, 0) = 0 [pid 4001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 4001] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4001] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./715/tracing" [pid 300] umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4001] <... write resumed>) = 4 [pid 298] umount2("./715/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./741/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./715/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./741/binderfs" [pid 4001] close(3 [pid 298] <... openat resumed>) = 4 [pid 4001] <... close resumed>) = 0 [pid 4001] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 298] fstat(4 [pid 300] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4001] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4002 attached [pid 300] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./741/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 4002] set_robust_list(0x555557559760, 24 [pid 4001] write(1, "executing program\n", 18 [pid 300] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4002] <... set_robust_list resumed>) = 0 [pid 4001] <... write resumed>) = 18 executing program [pid 302] umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 4002] rt_sigprocmask(SIG_SETMASK, [] [pid 4001] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4001] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./741/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./715/tracing" [pid 4002] chdir("./744" [pid 4001] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 4002] <... chdir resumed>) = 0 [pid 4001] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4001] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4002] <... prctl resumed>) = 0 [pid 4001] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 298] getdents64(3 [pid 4002] setpgid(0, 0 [pid 4001] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4002] <... setpgid resumed>) = 0 [pid 4001] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4001] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 4002] <... openat resumed>) = 3 [pid 4001] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 298] close(3 [pid 4002] write(3, "1000", 4 [pid 4001] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4002] <... write resumed>) = 4 [pid 4001] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4002] close(3 [pid 4001] creat(NULL, 0732 [pid 302] umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4002] <... close resumed>) = 0 [pid 4001] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./715" [pid 300] close(4 [pid 4002] symlink("/dev/binderfs", "./binderfs" [pid 4001] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./766/binderfs" [pid 4002] <... symlink resumed>) = 0 [pid 4001] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4002] write(1, "executing program\n", 18 [pid 4001] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./741/tracing" [pid 302] unlink("./766/binderfs" [pid 298] mkdir("./716", 0777 [pid 4002] <... write resumed>) = 18 [pid 4002] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4002] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 4002] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4002] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 executing program [pid 300] close(3 [pid 4002] <... mount resumed>) = 0 [pid 302] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4002] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./766/tracing" [pid 300] rmdir("./741" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4002] <... openat resumed>) = 3 [pid 4002] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4002] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 4002] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4002] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4002] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./742", 0777 [pid 4002] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./766/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4003 attached [pid 4002] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4003 [pid 302] fstat(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4004 attached [pid 302] getdents64(4 [pid 301] umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./728/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4004 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./728/binderfs" [pid 302] rmdir("./766/tracing" [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4004] set_robust_list(0x555557559760, 24) = 0 [pid 4004] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 4004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4004] chdir("./742" [pid 302] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 299] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4004] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./766" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./728/tracing" [pid 4004] <... prctl resumed>) = 0 [pid 4004] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./744/binderfs" [pid 302] mkdir("./767", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4004] <... setpgid resumed>) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 301] unlink("./744/binderfs" [pid 299] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4004] write(3, "1000", 4) = 4 [pid 4004] close(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./728/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 4004] <... close resumed>) = 0 [pid 4004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4005 [pid 301] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4004] write(1, "executing program\n", 18) = 18 [pid 4004] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4004] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4003] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./744/tracing" [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4004] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./744/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4004] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] close(4 [pid 301] fstat(4 [pid 4004] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 4004] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4003] <... set_robust_list resumed>) = 0 [pid 299] rmdir("./728/tracing" [pid 4004] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4004] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4004] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4004] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 299] getdents64(3 [pid 4004] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./744/tracing" [pid 299] close(3 [pid 4004] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4004] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 4004] +++ exited with 0 +++ [pid 4003] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 299] rmdir("./728" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4005 attached [pid 4005] set_robust_list(0x555557559760, 24) = 0 [pid 4005] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./744" [pid 299] <... rmdir resumed>) = 0 [pid 4005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4005] chdir("./767") = 0 [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./729", 0777 [pid 301] mkdir("./745", 0777 [pid 4005] setpgid(0, 0) = 0 [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 4005] write(3, "1000", 4) = 4 [pid 4005] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4005] <... close resumed>) = 0 [pid 4005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4005] write(1, "executing program\n", 18) = 18 [pid 4005] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4005] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4007 attached ) = 0 executing program [pid 4003] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4006 ci2-android-5-10/strace-static-x86_64: Process 4006 attached [pid 4005] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4003] chdir("./716" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4007 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4005] <... mount resumed>) = 0 [pid 4003] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4003] <... prctl resumed>) = 0 [pid 4005] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4003] setpgid(0, 0 [pid 4005] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4003] <... setpgid resumed>) = 0 [pid 4007] set_robust_list(0x555557559760, 24 [pid 4005] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4005] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4005] exit_group(0) = ? [pid 4007] <... set_robust_list resumed>) = 0 [pid 4005] +++ exited with 0 +++ [pid 4003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4006] set_robust_list(0x555557559760, 24 [pid 4003] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4006] <... set_robust_list resumed>) = 0 [pid 4003] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4006] rt_sigprocmask(SIG_SETMASK, [] [pid 4003] <... write resumed>) = 4 [pid 4006] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4003] close(3 [pid 4006] chdir("./729") = 0 [pid 4006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] <... close resumed>) = 0 [pid 4006] <... prctl resumed>) = 0 [pid 4003] symlink("/dev/binderfs", "./binderfs" [pid 4006] setpgid(0, 0) = 0 [pid 4006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4003] <... symlink resumed>) = 0 [pid 4007] rt_sigprocmask(SIG_SETMASK, [] [pid 4006] <... openat resumed>) = 3 [pid 4003] write(1, "executing program\n", 18 [pid 4006] write(3, "1000", 4) = 4 [pid 4003] <... write resumed>) = 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 4006] close(3 [pid 4003] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4006] <... close resumed>) = 0 [pid 4003] <... close_range resumed>) = 0 executing program [pid 4006] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4003] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4006] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4006] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 3 [pid 4006] <... write resumed>) = 18 executing program [pid 4003] <... mkdirat resumed>) = 0 [pid 300] fstat(3 [pid 4006] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4003] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4006] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 4006] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4006] <... mkdirat resumed>) = 0 [pid 4003] <... mount resumed>) = 0 [pid 300] umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4006] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4003] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4006] <... mount resumed>) = 0 [pid 4003] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./742/binderfs" [pid 4007] chdir("./745" [pid 4003] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4006] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./742/binderfs" [pid 4003] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4006] <... openat resumed>) = 3 [pid 4007] <... chdir resumed>) = 0 [pid 4003] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 4006] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4007] <... prctl resumed>) = 0 [pid 4006] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4003] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = 0 [pid 4006] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4007] setpgid(0, 0 [pid 4003] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4006] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./742/tracing" [pid 4007] <... setpgid resumed>) = 0 [pid 4003] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4006] creat(NULL, 0732 [pid 300] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4003] <... exit_group resumed>) = ? [pid 302] umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./742/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 4006] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 302] fstat(3 [pid 4006] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 4006] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 4007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4006] +++ exited with 0 +++ [pid 4003] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./767/binderfs" [pid 300] close(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./767/binderfs" [pid 300] rmdir("./742/tracing" [pid 4007] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 4007] write(3, "1000", 4 [pid 302] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4007] <... write resumed>) = 4 [pid 300] getdents64(3 [pid 4007] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4007] <... close resumed>) = 0 [pid 300] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 4007] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./767/tracing" [pid 300] rmdir("./742" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./743", 0777 [pid 302] openat(AT_FDCWD, "./767/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4007] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4007] write(1, "executing program\n", 18 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4008 [pid 4007] <... write resumed>) = 18 [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4008 attached , 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4007] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4007] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./767/tracing" [pid 4008] set_robust_list(0x555557559760, 24) = 0 [pid 4008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4007] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 4008] chdir("./743" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4008] <... chdir resumed>) = 0 [pid 302] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./767" [pid 4008] <... prctl resumed>) = 0 [pid 4008] setpgid(0, 0) = 0 [pid 4008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4007] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4007] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./768", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4008] write(3, "1000", 4) = 4 [pid 4008] close(3) = 0 [pid 4008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4007] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4007] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4007] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4008] write(1, "executing program\n", 18) = 18 [pid 4008] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4008] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4007] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4009 [pid 4008] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4007] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] newfstatat(AT_FDCWD, "./729/binderfs" [pid 4008] <... mount resumed>) = 0 [pid 4007] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./729/binderfs" [pid 298] umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4008] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 4007] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4007] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4008] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 299] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./729/tracing" [pid 4008] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4008] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./729/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./716/binderfs" [pid 299] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 298] unlink("./716/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4008] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4008] creat(NULL, 0732 [pid 298] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 298] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4008] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4007] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4007] exit_group(0 [pid 299] close(4 [pid 298] newfstatat(AT_FDCWD, "./716/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./729/tracing" [pid 4007] <... exit_group resumed>) = ? [pid 298] umount2("./716/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4008] exit_group(0) = ? [pid 4008] +++ exited with 0 +++ [pid 4007] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 298] openat(AT_FDCWD, "./716/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 298] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4009 attached [pid 299] <... close resumed>) = 0 [pid 298] fstat(4 [pid 299] rmdir("./729" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4009] set_robust_list(0x555557559760, 24) = 0 [pid 4009] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] mkdir("./730", 0777 [pid 4009] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4009] chdir("./768") = 0 [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4009] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4009] <... setpgid resumed>) = 0 [pid 298] close(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4009] write(3, "1000", 4 [pid 298] rmdir("./716/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4010 [pid 4009] <... write resumed>) = 4 [pid 4009] close(3) = 0 [pid 4009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 4009] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4009] <... write resumed>) = 18 [pid 298] close(3 [pid 4009] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... close resumed>) = 0 executing program [pid 4009] <... close_range resumed>) = 0 [pid 298] rmdir("./716" [pid 4009] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4010 attached [pid 298] mkdir("./717", 0777 [pid 4009] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4009] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 4009] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4009] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4009] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4009] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4009] exit_group(0) = ? [pid 4010] set_robust_list(0x555557559760, 24 [pid 4009] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4011 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4011 attached , NULL, 8) = 0 [pid 4011] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4011] chdir("./717" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4010] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4011] <... chdir resumed>) = 0 [pid 4011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4011] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 301] fstat(3 [pid 4011] setpgid(0, 0) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./743/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./768/binderfs" [pid 301] newfstatat(AT_FDCWD, "./745/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./743/binderfs" [pid 302] unlink("./768/binderfs" [pid 301] unlink("./745/binderfs" [pid 4011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 4011] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 4011] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4011] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 4011] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./745/tracing" [pid 300] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./768/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./743/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./768/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./745/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 301] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./743/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 4011] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 4010] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./768/tracing" [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4011] <... symlink resumed>) = 0 [pid 4011] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./745/tracing" [pid 4010] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 4011] <... write resumed>) = 18 [pid 4011] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] getdents64(3 [pid 300] close(4 [pid 4011] <... close_range resumed>) = 0 [pid 4010] chdir("./730" [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 4011] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./743/tracing" [pid 302] rmdir("./768" [pid 301] close(3 [pid 4010] <... chdir resumed>) = 0 [pid 4011] <... mkdirat resumed>) = 0 [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./745" [pid 300] getdents64(3 [pid 302] mkdir("./769", 0777 [pid 4010] <... prctl resumed>) = 0 [pid 4010] setpgid(0, 0 [pid 4011] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4010] <... setpgid resumed>) = 0 [pid 4011] <... mount resumed>) = 0 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4011] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4010] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 301] mkdir("./746", 0777 [pid 300] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4011] <... openat resumed>) = 3 [pid 4010] write(3, "1000", 4 [pid 4011] write(3, "p:s/p ./file0:0", 15 [pid 4010] <... write resumed>) = 4 [pid 4011] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4010] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./743" [pid 4011] openat(AT_FDCWD, NULL, O_WRONLY [pid 4010] <... close resumed>) = 0 [pid 4011] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4010] symlink("/dev/binderfs", "./binderfs" [pid 4011] creat(NULL, 0732 [pid 4010] <... symlink resumed>) = 0 [pid 4011] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4010] write(1, "executing program\n", 18 executing program [pid 4011] exit_group(0 [pid 4010] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4012 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4011] <... exit_group resumed>) = ? [pid 4010] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./744", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4011] +++ exited with 0 +++ [pid 4010] <... close_range resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4013 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4010] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4010] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4014 [pid 4010] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4010] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4010] <... openat resumed>) = 3 [pid 4010] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 4013 attached ci2-android-5-10/strace-static-x86_64: Process 4012 attached ) = -1 ENOENT (No such file or directory) [pid 4010] openat(AT_FDCWD, NULL, O_WRONLY [pid 4013] set_robust_list(0x555557559760, 24 [pid 4010] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4010] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4010] exit_group(0) = ? [pid 4010] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4014 attached [pid 4014] set_robust_list(0x555557559760, 24 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4013] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4014] <... set_robust_list resumed>) = 0 [pid 4014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4014] chdir("./744" [pid 299] <... restart_syscall resumed>) = 0 [pid 4014] <... chdir resumed>) = 0 [pid 4014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4014] setpgid(0, 0 [pid 299] umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4014] <... setpgid resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4014] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 4013] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 298] umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4014] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 4013] chdir("./746" [pid 299] umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4014] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4013] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./730/binderfs" [pid 4013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4012] set_robust_list(0x555557559760, 24 [pid 298] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4014] close(3 [pid 299] unlink("./730/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4013] <... prctl resumed>) = 0 [pid 4012] <... set_robust_list resumed>) = 0 [pid 4014] <... close resumed>) = 0 [pid 4014] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4013] setpgid(0, 0 [pid 4012] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4014] <... symlink resumed>) = 0 [pid 4013] <... setpgid resumed>) = 0 [pid 4012] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./717/binderfs" [pid 299] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./717/binderfs" [pid 4013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./730/tracing" [pid 4014] write(1, "executing program\n", 18) = 18 [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4014] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4014] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4013] <... openat resumed>) = 3 [pid 4012] chdir("./769" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4013] write(3, "1000", 4 [pid 299] openat(AT_FDCWD, "./730/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4012] <... chdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4013] <... write resumed>) = 4 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4013] close(3 [pid 4012] <... prctl resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] newfstatat(AT_FDCWD, "./717/tracing" [pid 4013] <... close resumed>) = 0 [pid 4012] setpgid(0, 0 [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4014] <... mkdirat resumed>) = 0 [pid 4013] symlink("/dev/binderfs", "./binderfs" [pid 4012] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./717/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4014] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4013] <... symlink resumed>) = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 4014] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4014] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4014] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./717/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 4014] openat(AT_FDCWD, NULL, O_WRONLY [pid 4013] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4012] <... openat resumed>) = 3 [pid 299] rmdir("./730/tracing" [pid 298] fstat(4 [pid 4013] <... write resumed>) = 18 [pid 4014] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4014] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4013] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4012] write(3, "1000", 4 [pid 298] getdents64(4 [pid 4013] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 executing program [pid 298] getdents64(4 [pid 4014] exit_group(0 [pid 4013] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4012] <... write resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4014] <... exit_group resumed>) = ? [pid 299] rmdir("./730" [pid 298] close(4 [pid 4012] close(3 [pid 4014] +++ exited with 0 +++ [pid 4013] <... mkdirat resumed>) = 0 [pid 4012] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4013] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4012] symlink("/dev/binderfs", "./binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./731", 0777 [pid 298] rmdir("./717/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4013] <... mount resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4013] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4013] write(3, "p:s/p ./file0:0", 15 [pid 298] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 4013] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4012] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4012] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4015 [pid 298] rmdir("./717"ci2-android-5-10/strace-static-x86_64: Process 4015 attached [pid 4013] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4013] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4015] set_robust_list(0x555557559760, 24 [pid 4012] <... write resumed>) = 18 [pid 298] mkdir("./718", 0777 [pid 4015] <... set_robust_list resumed>) = 0 executing program [pid 4012] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4013] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4012] <... close_range resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4015] rt_sigprocmask(SIG_SETMASK, [] [pid 4013] exit_group(0 [pid 4012] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4013] <... exit_group resumed>) = ? [pid 4015] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4013] +++ exited with 0 +++ [pid 4012] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4012] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4015] chdir("./731") = 0 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4015] setpgid(0, 0) = 0 [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4012] <... mount resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4016 [pid 4012] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4012] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4012] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4012] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4012] openat(AT_FDCWD, NULL, O_WRONLY [pid 4015] <... openat resumed>) = 3 [pid 4012] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 4012] creat(NULL, 0732 [pid 4015] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4012] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4015] <... write resumed>) = 4 [pid 4012] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4012] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./744/binderfs" [pid 4015] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4015] <... close resumed>) = 0 [pid 300] unlink("./744/binderfs" [pid 4015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... unlink resumed>) = 0 [pid 4015] write(1, "executing program\n", 18 [pid 300] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4015] <... write resumed>) = 18 [pid 4015] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4015] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4012] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./744/tracing" [pid 4015] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4015] <... mount resumed>) = 0 [pid 300] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4015] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./744/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4015] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 4015] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 4015] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4015] creat(NULL, 0732 [pid 300] getdents64(4 [pid 4015] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4015] exit_group(0 [pid 300] getdents64(4 [pid 4015] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4015] +++ exited with 0 +++ [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 4016 attached ) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./744/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4016] set_robust_list(0x555557559760, 24) = 0 [pid 4016] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 4016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 4016] chdir("./718" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4016] <... chdir resumed>) = 0 [pid 300] close(3 [pid 4016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... close resumed>) = 0 [pid 4016] <... prctl resumed>) = 0 [pid 300] rmdir("./744" [pid 4016] setpgid(0, 0) = 0 [pid 4016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 4016] <... openat resumed>) = 3 [pid 300] mkdir("./745", 0777 [pid 4016] write(3, "1000", 4) = 4 [pid 4016] close(3) = 0 [pid 4016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4016] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4016] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4016] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4016] <... close_range resumed>) = 0 [pid 4016] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4016] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4017 [pid 4016] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4016] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4016] <... openat resumed>) = 3 [pid 4016] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4017 attached [pid 4017] set_robust_list(0x555557559760, 24 [pid 4016] openat(AT_FDCWD, NULL, O_WRONLY [pid 4017] <... set_robust_list resumed>) = 0 [pid 4016] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4017] rt_sigprocmask(SIG_SETMASK, [] [pid 4016] creat(NULL, 0732 [pid 4017] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4016] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4017] chdir("./745" [pid 4016] exit_group(0 [pid 4017] <... chdir resumed>) = 0 [pid 4016] <... exit_group resumed>) = ? [pid 4017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4016] +++ exited with 0 +++ [pid 4017] <... prctl resumed>) = 0 [pid 4017] setpgid(0, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4017] <... setpgid resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4017] write(3, "1000", 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 4017] <... write resumed>) = 4 [pid 299] umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4017] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4017] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4017] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4017] <... symlink resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4017] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 299] newfstatat(AT_FDCWD, "./731/binderfs" [pid 4017] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./769/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4017] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./731/binderfs" [pid 302] unlink("./769/binderfs" [pid 4017] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4017] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./769/tracing" [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 4017] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 299] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4017] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./769/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./731/tracing" [pid 298] openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4017] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 4017] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./746/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4017] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 4017] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] unlink("./746/binderfs" [pid 299] openat(AT_FDCWD, "./731/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4017] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 301] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4017] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4017] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./718/binderfs" [pid 4017] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4017] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./769/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./718/binderfs" [pid 4017] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./746/tracing" [pid 299] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 4017] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4017] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./746/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./731/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./769" [pid 301] <... openat resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./718/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./770", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] umount2("./718/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 298] openat(AT_FDCWD, "./718/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 301] close(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./731" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4018 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./746/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4018 attached [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./732", 0777 [pid 298] getdents64(4 [pid 301] getdents64(3 [pid 300] umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 301] close(3 [pid 298] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] rmdir("./718/tracing" [pid 4018] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./746" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4018] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 301] mkdir("./747", 0777 [pid 300] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 298] rmdir("./718" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] mkdir("./719", 0777ci2-android-5-10/strace-static-x86_64: Process 4020 attached [pid 4018] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4020 [pid 300] umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4019 [pid 298] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4020] set_robust_list(0x555557559760, 24 [pid 4018] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4021 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4019 attached [pid 4019] set_robust_list(0x555557559760, 24) = 0 [pid 4019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4019] chdir("./732" [pid 4018] chdir("./770" [pid 300] newfstatat(AT_FDCWD, "./745/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4019] <... chdir resumed>) = 0 [pid 4019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4019] setpgid(0, 0) = 0 [pid 4019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4019] write(3, "1000", 4) = 4 [pid 4019] close(3) = 0 [pid 4019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4021 attached [pid 4020] <... set_robust_list resumed>) = 0 [pid 4018] <... chdir resumed>) = 0 [pid 4019] write(1, "executing program\n", 18) = 18 [pid 4019] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4019] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4019] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4019] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4019] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4019] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] unlink("./745/binderfs" [pid 4018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4019] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4019] exit_group(0) = ? [pid 4021] set_robust_list(0x555557559760, 24 [pid 4020] rt_sigprocmask(SIG_SETMASK, [] [pid 4019] +++ exited with 0 +++ [pid 4018] <... prctl resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4018] setpgid(0, 0 [pid 4021] <... set_robust_list resumed>) = 0 [pid 4020] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4018] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4018] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4018] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./745/tracing" [pid 4018] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4018] close(3 [pid 300] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4018] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4018] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./745/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4018] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4018] write(1, "executing program\n", 18 [pid 300] fstat(4 [pid 4018] <... write resumed>) = 18 executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4018] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 4018] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4018] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 4018] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4018] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./745/tracing" [pid 4018] <... mount resumed>) = 0 [pid 4018] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 4018] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 4018] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 4018] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./745" [pid 4018] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 4018] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./746", 0777 [pid 4018] creat(NULL, 0732 [pid 300] <... mkdir resumed>) = 0 [pid 4018] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4018] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4020] chdir("./747" [pid 4018] <... exit_group resumed>) = ? [pid 4020] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4018] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4020] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4022 attached [pid 4022] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4022 [pid 4020] setpgid(0, 0) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4022] rt_sigprocmask(SIG_SETMASK, [] [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4022] chdir("./746" [pid 4020] <... openat resumed>) = 3 [pid 4022] <... chdir resumed>) = 0 [pid 4022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4022] setpgid(0, 0) = 0 [pid 4022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] write(3, "1000", 4 [pid 4022] <... openat resumed>) = 3 [pid 4022] write(3, "1000", 4) = 4 [pid 4022] close(3) = 0 [pid 4022] symlink("/dev/binderfs", "./binderfs" [pid 4020] <... write resumed>) = 4 [pid 4021] rt_sigprocmask(SIG_SETMASK, [] [pid 4022] <... symlink resumed>) = 0 executing program [pid 4022] write(1, "executing program\n", 18) = 18 [pid 4022] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4022] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4021] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4020] close(3 [pid 4022] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4020] <... close resumed>) = 0 [pid 4020] symlink("/dev/binderfs", "./binderfs" [pid 4022] <... mount resumed>) = 0 [pid 4022] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4022] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4022] openat(AT_FDCWD, NULL, O_WRONLY [pid 4020] <... symlink resumed>) = 0 [pid 4022] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4022] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4022] exit_group(0) = ? [pid 4022] +++ exited with 0 +++ [pid 4021] chdir("./719" [pid 4020] write(1, "executing program\n", 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4020] <... write resumed>) = 18 executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4020] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4021] <... chdir resumed>) = 0 [pid 4020] <... close_range resumed>) = 0 [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4020] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4021] <... prctl resumed>) = 0 [pid 4020] <... mkdirat resumed>) = 0 [pid 4021] setpgid(0, 0 [pid 4020] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4020] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4020] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4020] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4020] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4020] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4020] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./732/binderfs" [pid 4020] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4021] <... setpgid resumed>) = 0 [pid 4020] creat(NULL, 0732 [pid 299] unlink("./732/binderfs" [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4020] exit_group(0 [pid 299] <... umount2 resumed>) = 0 [pid 4020] <... exit_group resumed>) = ? [pid 299] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4021] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./732/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./732/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4020] +++ exited with 0 +++ [pid 299] fstat(4 [pid 4021] write(3, "1000", 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4021] <... write resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 4021] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4021] <... close resumed>) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./732/tracing" [pid 4021] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./732" [pid 4021] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./733", 0777 [pid 4021] write(1, "executing program\n", 18 [pid 299] <... mkdir resumed>) = 0 executing program [pid 4021] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4021] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4023 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4023 attached [pid 4021] <... close_range resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4021] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4021] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4021] <... mount resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4021] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 4021] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4021] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4021] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./770/binderfs" [pid 4021] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4021] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] unlink("./770/binderfs") = 0 [pid 4021] creat(NULL, 0732 [pid 302] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4021] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./770/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 4021] exit_group(0 [pid 302] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4021] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./770/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./770/tracing" [pid 4021] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 300] umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 300] newfstatat(AT_FDCWD, "./746/binderfs" [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./770" [pid 4023] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./771", 0777 [pid 301] umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4023] <... set_robust_list resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] unlink("./746/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4023] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4024 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./746/tracing" [pid 298] umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./747/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./719/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./747/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./719/binderfs") = 0 [pid 298] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./746/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 4023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./719/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./747/tracing" [pid 300] getdents64(4 [pid 298] umount2("./719/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./719/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./747/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 298] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./746/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 298] close(4) = 0 [pid 298] rmdir("./719/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 301] close(4 [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./719"ci2-android-5-10/strace-static-x86_64: Process 4024 attached [pid 4023] chdir("./733" [pid 301] rmdir("./747/tracing" [pid 300] rmdir("./746" [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./720", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4024] set_robust_list(0x555557559760, 24 [pid 4023] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4025 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4025 attached [pid 4024] <... set_robust_list resumed>) = 0 [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./747", 0777 [pid 4023] <... prctl resumed>) = 0 [pid 301] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 4023] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 4023] <... setpgid resumed>) = 0 [pid 301] rmdir("./747" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4024] rt_sigprocmask(SIG_SETMASK, [] [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 4023] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] mkdir("./748", 0777 [pid 4023] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4023] <... write resumed>) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 4023] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4026 attached [pid 4026] set_robust_list(0x555557559760, 24) = 0 [pid 4026] rt_sigprocmask(SIG_SETMASK, [] [pid 4023] <... close resumed>) = 0 [pid 4024] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4026 [pid 4026] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4026] chdir("./747") = 0 [pid 4023] symlink("/dev/binderfs", "./binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4026] setpgid(0, 0) = 0 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4026] write(3, "1000", 4) = 4 [pid 4026] close(3) = 0 [pid 4026] symlink("/dev/binderfs", "./binderfs" [pid 4023] <... symlink resumed>) = 0 [pid 4026] <... symlink resumed>) = 0 [pid 4026] write(1, "executing program\n", 18) = 18 executing program [pid 4023] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4026] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4026] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4025] set_robust_list(0x555557559760, 24 [pid 4024] chdir("./771" [pid 4023] <... write resumed>) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4027 [pid 4026] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4023] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4026] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4023] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4026] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4023] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4026] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4026] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4026] exit_group(0) = ? [pid 4026] +++ exited with 0 +++ [pid 4025] <... set_robust_list resumed>) = 0 [pid 4024] <... chdir resumed>) = 0 [pid 4023] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4027 attached [pid 4027] set_robust_list(0x555557559760, 24) = 0 [pid 4024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4023] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4027] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4024] <... prctl resumed>) = 0 [pid 4023] <... mount resumed>) = 0 [pid 4027] chdir("./748" [pid 4024] setpgid(0, 0 [pid 4023] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4027] <... chdir resumed>) = 0 [pid 4027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4027] setpgid(0, 0) = 0 [pid 4027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4025] rt_sigprocmask(SIG_SETMASK, [] [pid 4027] <... openat resumed>) = 3 [pid 4025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4025] chdir("./720") = 0 [pid 4027] write(3, "1000", 4) = 4 [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4027] close(3 [pid 4025] <... prctl resumed>) = 0 [pid 4027] <... close resumed>) = 0 [pid 4025] setpgid(0, 0) = 0 [pid 4027] symlink("/dev/binderfs", "./binderfs" [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4027] <... symlink resumed>) = 0 [pid 4024] <... setpgid resumed>) = 0 [pid 4023] <... openat resumed>) = 3 [pid 4025] <... openat resumed>) = 3 [pid 4023] write(3, "p:s/p ./file0:0", 15 [pid 4025] write(3, "1000", 4 [pid 4024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4025] <... write resumed>) = 4 [pid 4023] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4027] write(1, "executing program\n", 18 [pid 4025] close(3 [pid 4027] <... write resumed>) = 18 [pid 4024] <... openat resumed>) = 3 executing program [pid 4023] openat(AT_FDCWD, NULL, O_WRONLY [pid 4025] <... close resumed>) = 0 [pid 4024] write(3, "1000", 4 [pid 4023] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4027] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4023] creat(NULL, 0732 [pid 4024] <... write resumed>) = 4 [pid 4025] symlink("/dev/binderfs", "./binderfs" [pid 4027] <... close_range resumed>) = 0 [pid 4023] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4024] close(3 [pid 4027] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4024] <... close resumed>) = 0 [pid 4023] exit_group(0 [pid 4025] <... symlink resumed>) = 0 [pid 4024] symlink("/dev/binderfs", "./binderfs" [pid 4023] <... exit_group resumed>) = ? [pid 4027] <... mkdirat resumed>) = 0 [pid 4025] write(1, "executing program\n", 18) = 18 [pid 4023] +++ exited with 0 +++ [pid 4025] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4025] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4025] <... mkdirat resumed>) = 0 [pid 4024] <... symlink resumed>) = 0 [pid 4027] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4024] write(1, "executing program\n", 18 [pid 4027] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4024] <... write resumed>) = 18 executing program [pid 4025] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4024] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4025] <... mount resumed>) = 0 [pid 4024] <... close_range resumed>) = 0 [pid 4027] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4024] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4025] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4027] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4027] creat(NULL, 0732 [pid 4025] write(3, "p:s/p ./file0:0", 15 [pid 4024] <... mkdirat resumed>) = 0 [pid 4027] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4025] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4027] exit_group(0) = ? [pid 4027] +++ exited with 0 +++ [pid 4024] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4025] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4025] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4025] exit_group(0 [pid 4024] <... mount resumed>) = 0 [pid 299] umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4024] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4025] <... exit_group resumed>) = ? [pid 299] openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4024] <... openat resumed>) = 3 [pid 4025] +++ exited with 0 +++ [pid 4024] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4024] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4024] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4024] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4024] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4024] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4024] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./733/binderfs" [pid 4024] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./733/binderfs") = 0 [pid 299] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./733/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4024] +++ exited with 0 +++ [pid 299] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./733/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./733/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 300] umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./733" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./734", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4028 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 301] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./747/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./747/binderfs" [pid 302] umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./771/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./748/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 302] unlink("./771/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./748/binderfs" [pid 302] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4028 attached [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./747/tracing" [pid 302] newfstatat(AT_FDCWD, "./771/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./771/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./748/tracing" [pid 300] openat(AT_FDCWD, "./747/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 300] <... openat resumed>) = 4 [pid 301] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./748/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] close(4 [pid 301] fstat(4 [pid 300] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./771/tracing" [pid 301] getdents64(4 [pid 300] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 300] rmdir("./747/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 300] getdents64(3 [pid 302] rmdir("./771" [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./748/tracing" [pid 300] close(3 [pid 302] mkdir("./772", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./747" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(3 [pid 300] mkdir("./748", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] rmdir("./748" [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4029 attached [pid 4029] set_robust_list(0x555557559760, 24) = 0 [pid 4029] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4029 [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./749", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 4029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4029] chdir("./772") = 0 [pid 4029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 4029] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4029] setpgid(0, 0) = 0 [pid 4029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4029] write(3, "1000", 4) = 4 [pid 4029] close(3) = 0 [pid 4029] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] newfstatat(AT_FDCWD, "./720/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4031 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4030 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] unlink("./720/binderfs" [pid 4029] write(1, "executing program\n", 18) = 18 [pid 4029] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 [pid 4029] <... close_range resumed>) = 0 [pid 298] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4029] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4031 attached [pid 4029] <... mkdirat resumed>) = 0 [pid 4028] set_robust_list(0x555557559760, 24 [pid 298] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4029] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4029] <... mount resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./720/tracing" [pid 4028] <... set_robust_list resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4029] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./720/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4029] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4029] write(3, "p:s/p ./file0:0", 15 [pid 298] openat(AT_FDCWD, "./720/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4029] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 4 [pid 4029] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(4 [pid 4029] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4029] creat(NULL, 0732 [pid 298] getdents64(4 [pid 4029] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4029] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4029] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 4031] set_robust_list(0x555557559760, 24 [pid 4029] +++ exited with 0 +++ [pid 4028] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4030 attached [pid 298] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rmdir("./720/tracing" [pid 4030] set_robust_list(0x555557559760, 24) = 0 [pid 4030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4030] chdir("./748" [pid 298] <... rmdir resumed>) = 0 [pid 4030] <... chdir resumed>) = 0 [pid 298] getdents64(3 [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4030] <... prctl resumed>) = 0 [pid 298] close(3 [pid 4030] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./720" [pid 4030] <... setpgid resumed>) = 0 [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4030] write(3, "1000", 4 [pid 298] mkdir("./721", 0777 [pid 4030] <... write resumed>) = 4 [pid 4030] close(3) = 0 [pid 4030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4030] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4030] <... write resumed>) = 18 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4030] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4030] <... close_range resumed>) = 0 [pid 4030] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4030] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4032 [pid 4030] <... mount resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4030] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4030] <... openat resumed>) = 3 [pid 4030] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4031] <... set_robust_list resumed>) = 0 [pid 4028] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4030] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4030] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4030] exit_group(0 [pid 4028] chdir("./734" [pid 4030] <... exit_group resumed>) = ? [pid 4031] rt_sigprocmask(SIG_SETMASK, [] [pid 4030] +++ exited with 0 +++ [pid 4028] <... chdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4028] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4032 attached [pid 4032] set_robust_list(0x555557559760, 24) = 0 [pid 4031] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4028] setpgid(0, 0 [pid 4032] rt_sigprocmask(SIG_SETMASK, [] [pid 4028] <... setpgid resumed>) = 0 [pid 4032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4032] chdir("./721") = 0 [pid 4032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4032] setpgid(0, 0) = 0 [pid 4032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4032] <... openat resumed>) = 3 [pid 4032] write(3, "1000", 4) = 4 [pid 4028] <... openat resumed>) = 3 [pid 4032] close(3) = 0 [pid 4032] symlink("/dev/binderfs", "./binderfs" [pid 4028] write(3, "1000", 4 [pid 4031] chdir("./749" [pid 4028] <... write resumed>) = 4 [pid 4032] <... symlink resumed>) = 0 [pid 4032] write(1, "executing program\n", 18) = 18 [pid 4032] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4032] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4028] close(3 [pid 4031] <... chdir resumed>) = 0 [pid 4032] <... mkdirat resumed>) = 0 [pid 4028] <... close resumed>) = 0 [pid 4032] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4032] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4028] symlink("/dev/binderfs", "./binderfs" [pid 4032] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4032] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4032] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4032] exit_group(0) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 4028] <... symlink resumed>) = 0 [pid 4032] +++ exited with 0 +++ [pid 4031] <... prctl resumed>) = 0 executing program [pid 4028] write(1, "executing program\n", 18 [pid 4031] setpgid(0, 0 [pid 4028] <... write resumed>) = 18 [pid 302] umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4031] <... setpgid resumed>) = 0 [pid 4028] <... close_range resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4028] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 4031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./772/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./772/binderfs" [pid 300] umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4028] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4028] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 4031] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 4031] write(3, "1000", 4 [pid 4028] <... mount resumed>) = 0 [pid 302] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4028] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4031] <... write resumed>) = 4 [pid 300] umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4031] close(3 [pid 4028] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./772/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./748/binderfs" [pid 4031] <... close resumed>) = 0 [pid 302] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4031] symlink("/dev/binderfs", "./binderfs" [pid 4028] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./748/binderfs" [pid 4028] openat(AT_FDCWD, NULL, O_WRONLY [pid 4031] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./772/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./748/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 300] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4031] write(1, "executing program\n", 18 [pid 4028] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4031] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./748/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4031] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4028] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 4 [pid 4028] exit_group(0 [pid 302] getdents64(4 [pid 300] fstat(4 [pid 4031] <... close_range resumed>) = 0 [pid 4028] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 302] rmdir("./772/tracing" [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./748/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4031] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4028] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 300] close(3 [pid 4031] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4031] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./772" [pid 300] rmdir("./748" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] mkdir("./773", 0777 [pid 300] mkdir("./749", 0777 [pid 4031] <... mount resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4031] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 4031] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4031] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4033 [pid 299] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] fstat(3 [pid 298] umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4034 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4034 attached [pid 4034] set_robust_list(0x555557559760, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 4031] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4031] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4031] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 299] umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4034] <... set_robust_list resumed>) = 0 [pid 298] fstat(3 [pid 4031] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4031] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./734/binderfs" [pid 4034] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4034] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4031] exit_group(0 [pid 299] unlink("./734/binderfs" [pid 298] umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4034] chdir("./773") = 0 [pid 299] <... unlink resumed>) = 0 [pid 4031] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./721/binderfs" [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4034] <... prctl resumed>) = 0 [pid 4034] setpgid(0, 0) = 0 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 298] unlink("./721/binderfs" [pid 299] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4034] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./734/tracing" [pid 4034] write(3, "1000", 4) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./734/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./721/tracing" [pid 299] <... openat resumed>) = 4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 4034] close(3) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./721/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4031] +++ exited with 0 +++ [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4034] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./721/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(4 [pid 4034] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] close(4 [pid 298] fstat(4 [pid 4034] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./734/tracing" [pid 298] getdents64(4 [pid 4034] <... write resumed>) = 18 [pid 4034] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4034] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 4033 attached [pid 4034] <... mkdirat resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./734" [pid 298] rmdir("./721/tracing" [pid 4034] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4034] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 4034] <... openat resumed>) = 3 [pid 4034] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] mkdir("./735", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4034] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4034] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4034] exit_group(0) = ? [pid 4034] +++ exited with 0 +++ [pid 4033] set_robust_list(0x555557559760, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 301] umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./721"ci2-android-5-10/strace-static-x86_64: Process 4035 attached [pid 301] <... openat resumed>) = 3 [pid 4035] set_robust_list(0x555557559760, 24) = 0 [pid 4035] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4035 [pid 298] mkdir("./722", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4035] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4035] chdir("./735") = 0 [pid 4035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4035] setpgid(0, 0) = 0 [pid 4035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4035] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./749/binderfs" [pid 4035] write(3, "1000", 4) = 4 [pid 4035] close(3) = 0 [pid 4035] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4035] write(1, "executing program\n", 18) = 18 [pid 301] unlink("./749/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4036 [pid 4035] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4035] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4035] <... mkdirat resumed>) = 0 [pid 4033] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 executing program [pid 4035] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4035] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4035] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./749/tracing" [pid 4035] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4035] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4035] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4035] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./749/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4035] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 4035] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 4035] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4035] <... exit_group resumed>) = ? [pid 4035] +++ exited with 0 +++ [pid 4033] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4036 attached , 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4036] set_robust_list(0x555557559760, 24 [pid 301] close(4 [pid 4036] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./749/tracing" [pid 4036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4036] chdir("./722" [pid 301] getdents64(3 [pid 4036] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] close(3 [pid 4036] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4036] setpgid(0, 0 [pid 301] rmdir("./749" [pid 4036] <... setpgid resumed>) = 0 [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./750", 0777 [pid 4036] write(3, "1000", 4) = 4 [pid 4036] close(3) = 0 [pid 4036] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 4036] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4036] write(1, "executing program\n", 18 executing program [pid 302] umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4036] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4036] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4036] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... openat resumed>) = 3 [pid 4036] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] fstat(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4037 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4036] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4036] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4036] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./773/binderfs" [pid 4036] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4036] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4033] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./773/binderfs" [pid 4036] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4036] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4036] exit_group(0) = ? [pid 4036] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4037 attached [pid 302] <... umount2 resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4037] set_robust_list(0x555557559760, 24 [pid 302] newfstatat(AT_FDCWD, "./773/tracing" [pid 4037] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./773/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4037] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 4037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4037] chdir("./750" [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4037] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 4037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4037] setpgid(0, 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4037] <... setpgid resumed>) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./773/tracing" [pid 4037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4037] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 4037] close(3 [pid 302] getdents64(3 [pid 4033] chdir("./749" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4037] <... close resumed>) = 0 [pid 4037] symlink("/dev/binderfs", "./binderfs" [pid 4033] <... chdir resumed>) = 0 [pid 302] close(3) = 0 [pid 4033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rmdir("./773" [pid 4037] <... symlink resumed>) = 0 [pid 4037] write(1, "executing program\n", 18) = 18 [pid 4037] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4033] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4037] <... close_range resumed>) = 0 [pid 4033] setpgid(0, 0 [pid 302] mkdir("./774", 0777 [pid 4037] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4033] <... setpgid resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4037] <... mkdirat resumed>) = 0 [pid 4037] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4037] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4037] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4038 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4037] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4033] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4033] write(3, "1000", 4 [pid 4037] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4033] <... write resumed>) = 4 [pid 4037] creat(NULL, 0732 [pid 4033] close(3 [pid 299] umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4037] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4033] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4037] exit_group(0 [pid 4033] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 4037] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 4037] +++ exited with 0 +++ [pid 4033] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4033] write(1, "executing program\n", 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 4033] <... write resumed>) = 18 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4033] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... restart_syscall resumed>) = 0 [pid 299] umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4033] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4038 attached [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4038] set_robust_list(0x555557559760, 24 [pid 299] newfstatat(AT_FDCWD, "./735/binderfs" [pid 4033] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./735/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4038] <... set_robust_list resumed>) = 0 [pid 4038] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 4038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./735/tracing" [pid 298] umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4033] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./722/binderfs" [pid 4033] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./735/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./722/binderfs" [pid 299] <... openat resumed>) = 4 [pid 4038] chdir("./774") = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] fstat(4 [pid 298] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4033] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 4033] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4033] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4033] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./722/tracing" [pid 299] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 executing program [pid 298] umount2("./722/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4033] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rmdir("./735/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4038] <... prctl resumed>) = 0 [pid 4038] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./722/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4033] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 4 [pid 4033] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 4033] creat(NULL, 0732 [pid 299] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 299] rmdir("./735" [pid 4033] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4038] <... openat resumed>) = 3 [pid 4038] write(3, "1000", 4) = 4 [pid 4038] close(3) = 0 [pid 4038] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 4033] exit_group(0 [pid 299] mkdir("./736", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4038] <... symlink resumed>) = 0 [pid 4038] write(1, "executing program\n", 18) = 18 [pid 4038] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4038] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 299] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 4033] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./722/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4038] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4038] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4038] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4038] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4039 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4038] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(3 [pid 301] umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./722" [pid 301] <... openat resumed>) = 3 [pid 4038] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4038] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4038] exit_group(0 [pid 301] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./723", 0777 [pid 301] getdents64(3 [pid 4038] <... exit_group resumed>) = ? [pid 4038] +++ exited with 0 +++ [pid 4033] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./750/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./750/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4039 attached [pid 4039] set_robust_list(0x555557559760, 24) = 0 [pid 4039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4039] chdir("./736" [pid 301] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4040 [pid 301] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4039] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4039] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4039] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./750/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "./750/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 4039] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4039] write(3, "1000", 4 [pid 301] getdents64(4 [pid 4039] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4039] close(3) = 0 [pid 4039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] close(4 [pid 4039] write(1, "executing program\n", 18) = 18 [pid 4039] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4039] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 executing program [pid 301] rmdir("./750/tracing" [pid 4039] <... mkdirat resumed>) = 0 [pid 4039] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4039] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 4039] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4039] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] close(3 [pid 302] umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./750" [pid 302] openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4039] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4039] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4039] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] mkdir("./751", 0777 [pid 302] fstat(3 [pid 4039] <... exit_group resumed>) = ? [pid 4039] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4040 attached [pid 4040] set_robust_list(0x555557559760, 24) = 0 [pid 4040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4040] chdir("./723" [pid 302] newfstatat(AT_FDCWD, "./774/binderfs" [pid 4040] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4041 [pid 4040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./774/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4040] <... prctl resumed>) = 0 [pid 4040] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./774/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4040] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./774/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4040] write(3, "1000", 4) = 4 [pid 4040] close(3 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4040] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 4040] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./774/tracing" [pid 300] openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 300] umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 300] newfstatat(AT_FDCWD, "./749/binderfs" [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./774" [pid 300] unlink("./749/binderfs") = 0 [pid 300] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] mkdir("./775", 0777 [pid 300] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./749/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./749/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./749/tracing") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4042 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] rmdir("./749") = 0 [pid 300] mkdir("./750", 0777ci2-android-5-10/strace-static-x86_64: Process 4042 attached ) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4043 attached [pid 4042] set_robust_list(0x555557559760, 24 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4043 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4043] set_robust_list(0x555557559760, 24 [pid 4042] <... set_robust_list resumed>) = 0 [pid 4040] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4040] write(1, "executing program\n", 18) = 18 executing program [pid 4040] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4040] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4043] <... set_robust_list resumed>) = 0 [pid 4042] rt_sigprocmask(SIG_SETMASK, [] [pid 4040] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4040] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(3 [pid 4040] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4040] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4040] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4040] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4040] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4040] exit_group(0) = ? [pid 4043] rt_sigprocmask(SIG_SETMASK, [] [pid 4042] chdir("./775" [pid 4040] +++ exited with 0 +++ [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4041 attached [pid 4041] set_robust_list(0x555557559760, 24) = 0 [pid 4041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4041] chdir("./751") = 0 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4041] setpgid(0, 0) = 0 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4041] <... openat resumed>) = 3 [pid 299] umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4041] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4041] close(3) = 0 [pid 4041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] newfstatat(AT_FDCWD, "./736/binderfs" [pid 4041] write(1, "executing program\n", 18) = 18 [pid 4041] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4041] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4043] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4042] <... chdir resumed>) = 0 [pid 4041] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4041] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4041] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4041] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4041] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4041] creat(NULL, 0732 [pid 299] unlink("./736/binderfs" [pid 4041] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4041] exit_group(0) = ? [pid 299] <... unlink resumed>) = 0 [pid 4042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4043] chdir("./750" [pid 4042] <... prctl resumed>) = 0 [pid 4041] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./736/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 299] openat(AT_FDCWD, "./736/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 299] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./751/binderfs" [pid 299] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./751/binderfs" [pid 299] close(4 [pid 301] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./736/tracing") = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./751/tracing" [pid 299] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./736" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./751/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] mkdir("./737", 0777 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4) = 0 [pid 301] rmdir("./751/tracing"ci2-android-5-10/strace-static-x86_64: Process 4044 attached [pid 4044] set_robust_list(0x555557559760, 24) = 0 [pid 4044] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4044 [pid 301] getdents64(3 [pid 4044] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4044] chdir("./737" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4044] <... chdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rmdir("./751" [pid 4044] <... prctl resumed>) = 0 [pid 4044] setpgid(0, 0) = 0 [pid 4044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4042] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 4043] <... chdir resumed>) = 0 [pid 301] mkdir("./752", 0777 [pid 4044] write(3, "1000", 4) = 4 [pid 4044] close(3) = 0 [pid 4044] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 4044] <... symlink resumed>) = 0 [pid 4043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4042] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4044] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4044] <... write resumed>) = 18 [pid 4044] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4044] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 4044] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4042] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4045 [pid 4044] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4044] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4042] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4044] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4042] <... write resumed>) = 4 [pid 4044] openat(AT_FDCWD, NULL, O_WRONLY [pid 4042] close(3 [pid 4044] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4044] creat(NULL, 0732 [pid 4042] <... close resumed>) = 0 [pid 4044] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4044] exit_group(0 [pid 4042] symlink("/dev/binderfs", "./binderfs" [pid 4043] <... prctl resumed>) = 0 [pid 4044] <... exit_group resumed>) = ? [pid 4044] +++ exited with 0 +++ [pid 4043] setpgid(0, 0 [pid 4042] <... symlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4045 attached [pid 4042] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4045] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4042] <... write resumed>) = 18 [pid 4045] <... set_robust_list resumed>) = 0 [pid 4045] rt_sigprocmask(SIG_SETMASK, [] [pid 4043] <... setpgid resumed>) = 0 [pid 4042] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4045] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4045] chdir("./752" [pid 4042] <... close_range resumed>) = 0 [pid 4045] <... chdir resumed>) = 0 [pid 4045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4042] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4045] <... prctl resumed>) = 0 [pid 4045] setpgid(0, 0) = 0 [pid 298] umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4045] <... openat resumed>) = 3 [pid 4045] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4042] <... mkdirat resumed>) = 0 [pid 298] umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4045] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4042] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./723/binderfs" [pid 4045] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./723/binderfs" [pid 4045] <... close resumed>) = 0 [pid 4045] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 4042] <... mount resumed>) = 0 [pid 298] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4042] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = 0 [pid 4045] <... symlink resumed>) = 0 [pid 298] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4042] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4042] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./723/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./723/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4045] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./723/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4045] <... write resumed>) = 18 [pid 4043] <... openat resumed>) = 3 [pid 4042] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 executing program [pid 298] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 4042] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4042] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 4045] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4042] creat(NULL, 0732 [pid 299] umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 4045] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4042] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./737/binderfs" [pid 298] close(4 [pid 4045] <... mkdirat resumed>) = 0 [pid 4042] exit_group(0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 299] unlink("./737/binderfs" [pid 4042] <... exit_group resumed>) = ? [pid 298] rmdir("./723/tracing" [pid 4043] write(3, "1000", 4) = 4 [pid 299] <... unlink resumed>) = 0 [pid 4043] close(3) = 0 [pid 4043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 4043] write(1, "executing program\n", 18) = 18 [pid 298] getdents64(3 [pid 4043] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4043] <... close_range resumed>) = 0 [pid 298] close(3 [pid 4043] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... close resumed>) = 0 [pid 4045] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rmdir("./723" [pid 4045] <... mount resumed>) = 0 [pid 4043] <... mkdirat resumed>) = 0 [pid 4042] +++ exited with 0 +++ executing program [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./724", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4045] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4045] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./737/tracing" [pid 298] <... mkdir resumed>) = 0 [pid 4045] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./737/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4045] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4043] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4045] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4045] exit_group(0) = ? [pid 299] <... openat resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4046 [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4046 attached [pid 4045] +++ exited with 0 +++ [pid 4043] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4046] set_robust_list(0x555557559760, 24 [pid 4043] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4046] <... set_robust_list resumed>) = 0 [pid 4043] write(3, "p:s/p ./file0:0", 15 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4046] rt_sigprocmask(SIG_SETMASK, [] [pid 4043] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 4046] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4043] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4046] chdir("./724" [pid 4043] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 4046] <... chdir resumed>) = 0 [pid 4043] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4043] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./737/tracing" [pid 4046] <... prctl resumed>) = 0 [pid 4043] exit_group(0 [pid 4046] setpgid(0, 0 [pid 4043] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 4046] <... setpgid resumed>) = 0 [pid 299] getdents64(3 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4046] <... openat resumed>) = 3 [pid 299] close(3 [pid 4046] write(3, "1000", 4 [pid 299] <... close resumed>) = 0 [pid 4046] <... write resumed>) = 4 [pid 299] rmdir("./737" [pid 4046] close(3) = 0 [pid 4046] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4046] write(1, "executing program\n", 18 [pid 299] mkdir("./738", 0777 [pid 4046] <... write resumed>) = 18 [pid 4046] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4046] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4046] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4046] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4046] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4046] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4046] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4046] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4046] exit_group(0) = ? [pid 4046] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4047 ci2-android-5-10/strace-static-x86_64: Process 4047 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4047] set_robust_list(0x555557559760, 24) = 0 [pid 4047] rt_sigprocmask(SIG_SETMASK, [] [pid 4043] +++ exited with 0 +++ [pid 4047] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4047] chdir("./738") = 0 [pid 4047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4047] setpgid(0, 0) = 0 [pid 4047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4047] write(3, "1000", 4) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4047] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4047] <... close resumed>) = 0 [pid 302] umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4047] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4047] <... symlink resumed>) = 0 [pid 300] fstat(3 [pid 4047] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4047] <... write resumed>) = 18 [pid 302] getdents64(3 [pid 301] fstat(3 executing program [pid 300] getdents64(3 [pid 4047] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4047] <... close_range resumed>) = 0 [pid 302] umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./775/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./750/binderfs" [pid 4047] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./775/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./750/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./752/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 302] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4047] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 4047] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./752/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./750/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./775/tracing" [pid 300] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4047] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4047] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./750/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4047] <... openat resumed>) = 3 [pid 302] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4047] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./752/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./775/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 4047] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4047] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 4047] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./752/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4047] creat(NULL, 0732 [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 300] close(4 [pid 4047] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./750/tracing" [pid 4047] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 4047] <... exit_group resumed>) = ? [pid 302] close(4 [pid 300] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./775/tracing" [pid 301] getdents64(4 [pid 300] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./750" [pid 4047] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] close(4 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] mkdir("./751", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] rmdir("./752/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 3 [pid 302] rmdir("./775" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4048 attached [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 302] mkdir("./776", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4048 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 298] newfstatat(AT_FDCWD, "./724/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./752" [pid 298] unlink("./724/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./724/tracing" [pid 301] mkdir("./753", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4049 [pid 298] umount2("./724/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./724/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./724/tracing" [pid 299] umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 4048] set_robust_list(0x555557559760, 24 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4050 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./724"ci2-android-5-10/strace-static-x86_64: Process 4050 attached [pid 4048] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./725", 0777 [pid 4050] set_robust_list(0x555557559760, 24 [pid 4048] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4050] <... set_robust_list resumed>) = 0 [pid 4048] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4051 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4049 attached [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4051 attached [pid 4050] rt_sigprocmask(SIG_SETMASK, [] [pid 4048] chdir("./751" [pid 4049] set_robust_list(0x555557559760, 24) = 0 [pid 4049] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 4048] <... chdir resumed>) = 0 [pid 4049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4049] chdir("./776" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4049] <... chdir resumed>) = 0 [pid 4049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4051] set_robust_list(0x555557559760, 24 [pid 4050] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4049] setpgid(0, 0) = 0 [pid 4049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4048] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4050] chdir("./753" [pid 4049] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./738/binderfs" [pid 4050] <... chdir resumed>) = 0 [pid 4048] setpgid(0, 0 [pid 4049] write(3, "1000", 4) = 4 [pid 4049] close(3) = 0 [pid 4049] symlink("/dev/binderfs", "./binderfs" [pid 4051] <... set_robust_list resumed>) = 0 [pid 4050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4049] <... symlink resumed>) = 0 [pid 4048] <... setpgid resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4049] write(1, "executing program\n", 18 [pid 4050] <... prctl resumed>) = 0 [pid 4049] <... write resumed>) = 18 executing program [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./738/binderfs" [pid 4049] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4049] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 4050] setpgid(0, 0 [pid 4049] <... mkdirat resumed>) = 0 [pid 4048] <... openat resumed>) = 3 [pid 299] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4051] rt_sigprocmask(SIG_SETMASK, [] [pid 4049] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4048] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = 0 [pid 4048] <... write resumed>) = 4 [pid 299] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4049] <... mount resumed>) = 0 [pid 4048] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4049] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./738/tracing" [pid 4048] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4048] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4049] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4049] write(3, "p:s/p ./file0:0", 15 [pid 4048] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./738/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4049] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4048] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 4 executing program [pid 4049] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] fstat(4 [pid 4048] <... write resumed>) = 18 [pid 4050] <... setpgid resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4048] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(4 [pid 4049] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4048] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 4049] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4048] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(4 [pid 4049] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 4049] exit_group(0) = ? [pid 4048] <... mkdirat resumed>) = 0 [pid 299] rmdir("./738/tracing" [pid 4050] <... openat resumed>) = 3 [pid 4048] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4051] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4050] write(3, "1000", 4 [pid 4049] +++ exited with 0 +++ [pid 4048] <... mount resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 4050] <... write resumed>) = 4 [pid 4048] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4048] <... openat resumed>) = 3 [pid 4050] close(3 [pid 299] close(3) = 0 [pid 4048] write(3, "p:s/p ./file0:0", 15 [pid 4050] <... close resumed>) = 0 [pid 299] rmdir("./738") = 0 [pid 4050] symlink("/dev/binderfs", "./binderfs" [pid 4048] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] mkdir("./739", 0777) = 0 [pid 4048] openat(AT_FDCWD, NULL, O_WRONLY [pid 4050] <... symlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4048] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4050] write(1, "executing program\n", 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4048] creat(NULL, 0732 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4048] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 302] openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4050] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4052 [pid 4050] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4048] exit_group(0 [pid 302] fstat(3 [pid 4050] <... close_range resumed>) = 0 [pid 4048] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4048] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./776/binderfs" [pid 4050] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./776/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4050] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4050] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 4051] chdir("./725" [pid 302] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4050] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./776/tracing" [pid 4050] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4051] <... chdir resumed>) = 0 [pid 302] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4050] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./776/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./776/tracing" [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4050] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./776" [pid 4051] <... prctl resumed>) = 0 [pid 4050] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./777", 0777 [pid 4051] setpgid(0, 0 [pid 4050] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 4050] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4052 attached [pid 4050] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4052] set_robust_list(0x555557559760, 24 [pid 4050] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4052] <... set_robust_list resumed>) = 0 [pid 4051] <... setpgid resumed>) = 0 [pid 4050] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 4053 attached [pid 4052] rt_sigprocmask(SIG_SETMASK, [] [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4050] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4053 [pid 4052] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4052] chdir("./739" [pid 4050] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4052] <... chdir resumed>) = 0 [pid 4052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4051] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4052] <... prctl resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4051] write(3, "1000", 4 [pid 4052] setpgid(0, 0) = 0 [pid 4052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4053] set_robust_list(0x555557559760, 24 [pid 4051] <... write resumed>) = 4 [pid 4053] <... set_robust_list resumed>) = 0 [pid 4052] <... openat resumed>) = 3 [pid 4051] close(3 [pid 4052] write(3, "1000", 4) = 4 [pid 4052] close(3) = 0 [pid 4052] symlink("/dev/binderfs", "./binderfs" [pid 4053] rt_sigprocmask(SIG_SETMASK, [] [pid 4052] <... symlink resumed>) = 0 [pid 4051] <... close resumed>) = 0 [pid 4052] write(1, "executing program\n", 18) = 18 executing program [pid 4052] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4052] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4053] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4052] <... mkdirat resumed>) = 0 [pid 4051] symlink("/dev/binderfs", "./binderfs" [pid 4052] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4052] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4051] <... symlink resumed>) = 0 [pid 4052] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4051] write(1, "executing program\n", 18 [pid 4052] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4052] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program [pid 4052] exit_group(0 [pid 4051] <... write resumed>) = 18 [pid 4052] <... exit_group resumed>) = ? [pid 4053] chdir("./777" [pid 4052] +++ exited with 0 +++ [pid 4051] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 [pid 4051] <... close_range resumed>) = 0 [pid 4053] <... chdir resumed>) = 0 [pid 300] umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4051] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4051] <... mkdirat resumed>) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4051] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./751/binderfs" [pid 4051] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4051] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./751/binderfs" [pid 4053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4051] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 4051] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4053] <... prctl resumed>) = 0 [pid 4051] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = 0 [pid 4051] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4051] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4051] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./751/tracing" [pid 4053] setpgid(0, 0 [pid 4051] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4053] <... setpgid resumed>) = 0 [pid 4051] exit_group(0 [pid 300] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 4053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4051] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./751/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4051] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4053] <... openat resumed>) = 3 [pid 300] rmdir("./751/tracing" [pid 299] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4053] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4053] <... write resumed>) = 4 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4053] close(3 [pid 301] umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4053] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4053] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./751" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4053] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./739/binderfs" [pid 298] openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4053] write(1, "executing program\n", 18 [pid 301] fstat(3 [pid 300] mkdir("./752", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 4053] <... write resumed>) = 18 executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] unlink("./739/binderfs" [pid 298] fstat(3 [pid 4053] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 4053] <... close_range resumed>) = 0 [pid 301] umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4053] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./753/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4054 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./725/binderfs" [pid 4053] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4053] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./753/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./725/binderfs" [pid 4053] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./739/tracing" [pid 298] <... unlink resumed>) = 0 [pid 4053] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 299] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4053] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 4053] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./739/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4053] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./753/tracing" [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./725/tracing" [pid 4053] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./725/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4053] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./753/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./725/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4053] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 298] fstat(4 [pid 4053] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4053] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./725/tracing" [pid 4053] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4054 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 298] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] rmdir("./739/tracing" [pid 298] close(3 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./725" [pid 4054] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./753/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./726", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 4054] <... set_robust_list resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(3 [pid 299] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4054] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./739" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4055 [pid 301] rmdir("./753" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./740", 0777 [pid 301] mkdir("./754", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4055 attached [pid 4054] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4054] chdir("./752" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4056 attached [pid 4056] set_robust_list(0x555557559760, 24 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4056 [pid 4056] <... set_robust_list resumed>) = 0 [pid 4056] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4057 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4054] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4056] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4056] chdir("./740" [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4056] <... chdir resumed>) = 0 [pid 4056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4056] setpgid(0, 0) = 0 [pid 4056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4055] set_robust_list(0x555557559760, 24 [pid 4054] <... prctl resumed>) = 0 [pid 4056] <... openat resumed>) = 3 [pid 4055] <... set_robust_list resumed>) = 0 [pid 4054] setpgid(0, 0 [pid 4056] write(3, "1000", 4) = 4 [pid 4056] close(3) = 0 [pid 4056] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4055] rt_sigprocmask(SIG_SETMASK, [] [pid 4054] <... setpgid resumed>) = 0 [pid 4056] write(1, "executing program\n", 18) = 18 [pid 4056] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4056] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4055] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4056] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4054] <... openat resumed>) = 3 [pid 4054] write(3, "1000", 4 [pid 4055] chdir("./726" [pid 4056] <... mount resumed>) = 0 [pid 4054] <... write resumed>) = 4 [pid 4055] <... chdir resumed>) = 0 [pid 4056] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 4055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4054] close(3 [pid 302] umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4055] <... prctl resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 4055] setpgid(0, 0 [pid 4054] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./777/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./777/binderfs" [pid 4055] <... setpgid resumed>) = 0 [pid 4054] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4054] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = 0 executing program [pid 4054] <... write resumed>) = 18 [pid 302] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4054] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4054] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./777/tracing" [pid 4054] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./777/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4054] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 4054] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4054] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4054] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4054] <... openat resumed>) = 3 [pid 302] close(4 [pid 4056] <... openat resumed>) = 3 [pid 4055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4054] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 4056] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./777/tracing" [pid 4056] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4055] <... openat resumed>) = 3 [pid 4054] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 4056] openat(AT_FDCWD, NULL, O_WRONLY [pid 4054] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 4056] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4054] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4056] creat(NULL, 0732 [pid 4054] creat(NULL, 0732 [pid 302] close(3 [pid 4056] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4054] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 4056] exit_group(0 [pid 4055] write(3, "1000", 4 [pid 4054] exit_group(0 [pid 302] rmdir("./777" [pid 4056] <... exit_group resumed>) = ? [pid 4055] <... write resumed>) = 4 [pid 4054] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 4056] +++ exited with 0 +++ [pid 4054] +++ exited with 0 +++ [pid 302] mkdir("./778", 0777 [pid 4055] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 4055] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4057 attached [pid 4055] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4057] set_robust_list(0x555557559760, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4058 attached [pid 4057] <... set_robust_list resumed>) = 0 [pid 4055] <... symlink resumed>) = 0 [pid 4058] set_robust_list(0x555557559760, 24 [pid 4057] rt_sigprocmask(SIG_SETMASK, [] [pid 4055] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4058 [pid 4057] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4057] chdir("./754" [pid 4055] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4057] <... chdir resumed>) = 0 [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4057] setpgid(0, 0) = 0 [pid 4058] <... set_robust_list resumed>) = 0 [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4055] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4057] <... openat resumed>) = 3 [pid 4055] <... close_range resumed>) = 0 [pid 4058] rt_sigprocmask(SIG_SETMASK, [] [pid 4057] write(3, "1000", 4) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 4057] close(3 [pid 4055] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4057] <... close resumed>) = 0 [pid 4057] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4057] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4055] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4055] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(3 [pid 4057] write(1, "executing program\n", 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4057] <... write resumed>) = 18 [pid 299] getdents64(3 [pid 4055] <... mount resumed>) = 0 [pid 4057] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4055] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4057] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4055] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./740/binderfs" [pid 4058] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4057] <... mkdirat resumed>) = 0 [pid 4055] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4057] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] unlink("./740/binderfs" [pid 4057] <... mount resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4055] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 4057] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4055] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = 0 [pid 4057] <... openat resumed>) = 3 [pid 4055] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4055] creat(NULL, 0732 [pid 300] umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./740/tracing" [pid 4055] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 4055] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./740/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4055] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 4057] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(4 [pid 300] umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./752/binderfs" [pid 4057] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4057] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] unlink("./752/binderfs" [pid 299] getdents64(4 [pid 4057] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4057] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4057] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4057] <... exit_group resumed>) = ? [pid 4055] +++ exited with 0 +++ [pid 300] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 4058] chdir("./778" [pid 4057] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./740/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./752/tracing" [pid 299] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./752/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./740" [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./741", 0777 [pid 300] getdents64(4 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(4) = 0 [pid 300] rmdir("./752/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4059 ci2-android-5-10/strace-static-x86_64: Process 4059 attached [pid 4059] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4059] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 4059] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./752" [pid 4059] chdir("./741") = 0 [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4059] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 4059] <... setpgid resumed>) = 0 [pid 300] mkdir("./753", 0777 [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4059] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 4059] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4059] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4059] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4059] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4059] write(1, "executing program\n", 18) = 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4060 [pid 4059] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4059] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4059] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4058] <... chdir resumed>) = 0 [pid 4059] <... mkdirat resumed>) = 0 [pid 4058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... restart_syscall resumed>) = 0 [pid 4058] <... prctl resumed>) = 0 [pid 298] umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4058] setpgid(0, 0 [pid 298] getdents64(3 [pid 4058] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./726/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4058] <... openat resumed>) = 3 [pid 298] unlink("./726/binderfs" [pid 4058] write(3, "1000", 4 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4058] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./726/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./726/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./726/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4058] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 4058] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4058] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(4 [pid 301] umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 4058] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] close(4 [pid 4058] write(1, "executing program\n", 18 [pid 301] fstat(3 [pid 298] <... close resumed>) = 0 executing program [pid 4058] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./726/tracing" [pid 4058] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 4058] <... close_range resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4059] <... mount resumed>) = 0 [pid 4058] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 4059] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 4059] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./754/binderfs" [pid 298] rmdir("./726" [pid 4058] <... mkdirat resumed>) = 0 [pid 4059] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4058] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4059] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] unlink("./754/binderfs" [pid 298] mkdir("./727", 0777 [pid 4059] openat(AT_FDCWD, NULL, O_WRONLY [pid 4058] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4059] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4058] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4059] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4059] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4058] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4061 attached [pid 4059] exit_group(0 [pid 4058] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4059] <... exit_group resumed>) = ? [pid 4058] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4061 [pid 4061] set_robust_list(0x555557559760, 24 [pid 4059] +++ exited with 0 +++ [pid 4058] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4058] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./754/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4058] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4058] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4058] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4058] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./754/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4060 attached [pid 4060] set_robust_list(0x555557559760, 24) = 0 [pid 4060] rt_sigprocmask(SIG_SETMASK, [] [pid 4058] +++ exited with 0 +++ [pid 4060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4060] chdir("./753" [pid 301] getdents64(4 [pid 4060] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 4060] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] close(4 [pid 4060] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 4060] <... setpgid resumed>) = 0 [pid 301] rmdir("./754/tracing" [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 4060] write(3, "1000", 4 [pid 299] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 299] fstat(3 [pid 301] rmdir("./754" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4060] <... write resumed>) = 4 [pid 4060] close(3) = 0 [pid 4060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./755", 0777 [pid 4060] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4060] <... write resumed>) = 18 [pid 4060] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./741/binderfs" [pid 4060] <... close_range resumed>) = 0 [pid 4060] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4061] <... set_robust_list resumed>) = 0 [pid 4060] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4062 [pid 299] unlink("./741/binderfs" [pid 4060] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4060] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4060] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 4060] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4060] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4061] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./741/tracing" [pid 4060] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4060] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./741/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 4060] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4060] exit_group(0) = ? [pid 4061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4060] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 299] fstat(4 [pid 302] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4062 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4062] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./778/binderfs" [pid 299] close(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] unlink("./778/binderfs" [pid 299] rmdir("./741/tracing" [pid 4062] <... set_robust_list resumed>) = 0 [pid 4062] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 4062] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4062] chdir("./755" [pid 302] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 4062] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 302] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 302] newfstatat(AT_FDCWD, "./778/tracing" [pid 299] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./741" [pid 302] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4062] setpgid(0, 0) = 0 [pid 4062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 4061] chdir("./727" executing program [pid 302] openat(AT_FDCWD, "./778/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./742", 0777 [pid 4062] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 4062] write(3, "1000", 4) = 4 [pid 4062] close(3 [pid 299] <... mkdir resumed>) = 0 [pid 4061] <... chdir resumed>) = 0 [pid 302] fstat(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4062] <... close resumed>) = 0 [pid 4061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4061] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4062] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4062] <... symlink resumed>) = 0 [pid 4062] write(1, "executing program\n", 18) = 18 [pid 4062] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] getdents64(4 [pid 4061] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4063 [pid 302] close(4 [pid 4061] <... setpgid resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./778/tracing" [pid 4061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4062] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4061] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 4062] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4061] write(3, "1000", 4 [pid 302] getdents64(3 [pid 4062] <... mount resumed>) = 0 [pid 4061] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4062] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4061] close(3 [pid 302] close(3 [pid 4062] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 4061] <... close resumed>) = 0 [pid 302] rmdir("./778" [pid 4062] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4062] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4062] creat(NULL, 0732 [pid 4061] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./779", 0777 [pid 4062] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4062] exit_group(0) = ? [pid 4062] +++ exited with 0 +++ [pid 4061] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4061] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4061] <... write resumed>) = 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4063 attached [pid 4063] set_robust_list(0x555557559760, 24) = 0 [pid 4063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 4063] chdir("./742" [pid 4061] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4063] <... chdir resumed>) = 0 [pid 4061] <... close_range resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4064 [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4063] <... prctl resumed>) = 0 [pid 4061] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4063] setpgid(0, 0) = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4061] <... mkdirat resumed>) = 0 [pid 4063] write(3, "1000", 4) = 4 [pid 4063] close(3) = 0 [pid 4063] symlink("/dev/binderfs", "./binderfs" [pid 4061] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4063] <... symlink resumed>) = 0 [pid 4061] <... mount resumed>) = 0 [pid 4063] write(1, "executing program\n", 18) = 18 [pid 4063] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4063] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4061] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4063] <... mkdirat resumed>) = 0 [pid 4061] <... openat resumed>) = 3 [pid 4063] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4061] write(3, "p:s/p ./file0:0", 15 [pid 4063] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4063] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 4063] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4061] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4063] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 [pid 4061] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4063] creat(NULL, 0732 [pid 4061] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4061] creat(NULL, 0732 [pid 301] umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4061] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4063] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4061] exit_group(0 [pid 300] <... openat resumed>) = 3 [pid 4061] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4063] exit_group(0 [pid 301] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4063] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 4063] +++ exited with 0 +++ [pid 4061] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./755/binderfs" [pid 300] newfstatat(AT_FDCWD, "./753/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./755/binderfs" [pid 300] unlink("./753/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4064 attached [pid 4064] set_robust_list(0x555557559760, 24 [pid 301] <... unlink resumed>) = 0 [pid 4064] <... set_robust_list resumed>) = 0 [pid 4064] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 4064] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4064] chdir("./779" [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4064] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 4064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./755/tracing" [pid 300] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./753/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./755/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] openat(AT_FDCWD, "./753/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 4064] <... prctl resumed>) = 0 [pid 301] getdents64(4 [pid 300] fstat(4 [pid 4064] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4064] <... setpgid resumed>) = 0 [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./755/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 301] getdents64(3 [pid 4064] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 301] close(3 [pid 300] rmdir("./753/tracing" [pid 301] <... close resumed>) = 0 [pid 4064] write(3, "1000", 4) = 4 [pid 4064] close(3) = 0 [pid 4064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./755" [pid 300] <... rmdir resumed>) = 0 [pid 4064] write(1, "executing program\n", 18) = 18 [pid 4064] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4064] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./756", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4064] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4064] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./753" [pid 4064] <... openat resumed>) = 3 [pid 4064] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4064] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4064] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4064] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4065 [pid 299] openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./754", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 4064] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 298] umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4066 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./742/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./727/binderfs" [pid 299] unlink("./742/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./727/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4066 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./727/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./742/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4066] set_robust_list(0x555557559760, 24 [pid 302] umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./727/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./779/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./727/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./742/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 302] unlink("./779/binderfs" [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4065 attached [pid 299] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4065] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(4 [pid 298] getdents64(4 [pid 4065] <... set_robust_list resumed>) = 0 [pid 302] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4066] <... set_robust_list resumed>) = 0 [pid 4065] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 4065] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4065] chdir("./756" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] close(4 [pid 4065] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./779/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 4065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 298] rmdir("./727/tracing" [pid 4066] rt_sigprocmask(SIG_SETMASK, [] [pid 4065] <... prctl resumed>) = 0 [pid 302] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4065] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./742/tracing" [pid 298] getdents64(3 [pid 4065] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./779/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(3 [pid 4065] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4066] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4065] write(3, "1000", 4 [pid 302] fstat(4 [pid 299] getdents64(3 [pid 298] rmdir("./727" [pid 4066] chdir("./754" [pid 4065] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4065] close(3 [pid 302] getdents64(4 [pid 299] close(3 [pid 298] mkdir("./728", 0777 [pid 4066] <... chdir resumed>) = 0 [pid 4065] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4065] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(4 [pid 299] rmdir("./742" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4065] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4065] write(1, "executing program\n", 18 [pid 302] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4066] <... prctl resumed>) = 0 executing program [pid 4065] <... write resumed>) = 18 [pid 302] <... close resumed>) = 0 [pid 299] mkdir("./743", 0777 [pid 4065] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rmdir("./779/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4067 [pid 4065] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4065] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4065] <... mkdirat resumed>) = 0 [pid 4065] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4065] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4065] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4065] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4065] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4065] exit_group(0) = ? [pid 4065] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(3) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4068 [pid 302] rmdir("./779"ci2-android-5-10/strace-static-x86_64: Process 4068 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4068] set_robust_list(0x555557559760, 24) = 0 [pid 4068] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] mkdir("./780", 0777 [pid 4068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4068] chdir("./743") = 0 [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 4068] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4068] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4068] <... openat resumed>) = 3 [pid 4068] write(3, "1000", 4) = 4 [pid 4068] close(3) = 0 [pid 4068] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4069 [pid 4068] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4068] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4068] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4068] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4068] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4068] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4068] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4068] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4068] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4068] exit_group(0) = ? [pid 4068] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4069 attached [pid 4069] set_robust_list(0x555557559760, 24) = 0 [pid 4069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4069] chdir("./780") = 0 [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4069] setpgid(0, 0) = 0 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 4066] setpgid(0, 0 [pid 4069] <... openat resumed>) = 3 [pid 4069] write(3, "1000", 4) = 4 [pid 4069] close(3) = 0 [pid 4069] symlink("/dev/binderfs", "./binderfs" [pid 4066] <... setpgid resumed>) = 0 [pid 4069] <... symlink resumed>) = 0 [pid 4069] write(1, "executing program\n", 18 [pid 4066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4069] <... write resumed>) = 18 [pid 4069] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4069] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4066] <... openat resumed>) = 3 [pid 4069] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4066] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 4067 attached ) = 4 [pid 4069] <... mount resumed>) = 0 [pid 4069] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4069] write(3, "p:s/p ./file0:0", 15 [pid 4066] close(3 [pid 4069] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4067] set_robust_list(0x555557559760, 24 [pid 4066] <... close resumed>) = 0 [pid 4069] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4066] symlink("/dev/binderfs", "./binderfs" [pid 4067] <... set_robust_list resumed>) = 0 [pid 4069] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4069] exit_group(0) = ? [pid 4067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4067] chdir("./728") = 0 [pid 4069] +++ exited with 0 +++ [pid 4067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4067] <... prctl resumed>) = 0 [pid 4067] setpgid(0, 0) = 0 [pid 4067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4067] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4067] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./756/binderfs" [pid 4067] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./756/binderfs") = 0 [pid 301] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./756/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4067] <... close resumed>) = 0 [pid 301] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4067] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./756/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./756/tracing") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./756" [pid 299] umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./743/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./743/binderfs" [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./743/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./780/binderfs" [pid 299] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./780/binderfs" [pid 299] openat(AT_FDCWD, "./743/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 302] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 302] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 302] newfstatat(AT_FDCWD, "./780/tracing" [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./743/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./780/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 302] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 302] fstat(4 [pid 299] rmdir("./743" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./780/tracing") = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./780") = 0 [pid 302] mkdir("./781", 0777) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4070 ci2-android-5-10/strace-static-x86_64: Process 4070 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4070] set_robust_list(0x555557559760, 24) = 0 [pid 4070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4070] chdir("./781") = 0 [pid 4070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4070] setpgid(0, 0) = 0 [pid 4070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4070] write(3, "1000", 4) = 4 [pid 4070] close(3) = 0 [pid 4070] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 4070] write(1, "executing program\n", 18) = 18 [pid 4070] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4070] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4067] <... symlink resumed>) = 0 [pid 4066] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4067] write(1, "executing program\n", 18 executing program executing program [pid 4066] write(1, "executing program\n", 18 [pid 301] mkdir("./757", 0777 [pid 4070] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4067] <... write resumed>) = 18 [pid 4066] <... write resumed>) = 18 [pid 301] <... mkdir resumed>) = 0 [pid 299] mkdir("./744", 0777 [pid 4067] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4066] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4067] <... close_range resumed>) = 0 [pid 4066] <... close_range resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4067] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4066] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... mkdir resumed>) = 0 [pid 4070] <... mount resumed>) = 0 [pid 4067] <... mkdirat resumed>) = 0 [pid 4066] <... mkdirat resumed>) = 0 [pid 4067] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4066] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4071 ci2-android-5-10/strace-static-x86_64: Process 4071 attached [pid 4070] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4067] <... mount resumed>) = 0 [pid 4066] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4067] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4066] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4070] <... openat resumed>) = 3 [pid 4067] <... openat resumed>) = 3 [pid 4066] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4067] write(3, "p:s/p ./file0:0", 15 [pid 4066] write(3, "p:s/p ./file0:0", 15 [pid 4067] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4066] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4067] openat(AT_FDCWD, NULL, O_WRONLY [pid 4066] openat(AT_FDCWD, NULL, O_WRONLY [pid 4070] write(3, "p:s/p ./file0:0", 15 [pid 4067] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4066] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4067] creat(NULL, 0732 [pid 4066] creat(NULL, 0732 [pid 4070] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4067] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4066] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4072 [pid 4070] openat(AT_FDCWD, NULL, O_WRONLY [pid 4067] exit_group(0 [pid 4066] exit_group(0 [pid 4070] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4067] <... exit_group resumed>) = ? [pid 4066] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4071] set_robust_list(0x555557559760, 24 [pid 4070] creat(NULL, 0732 [pid 4067] +++ exited with 0 +++ [pid 4066] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4070] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4070] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4070] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4072 attached [pid 4072] set_robust_list(0x555557559760, 24) = 0 [pid 4072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4072] chdir("./744") = 0 [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4070] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4072] setpgid(0, 0) = 0 [pid 298] umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4071] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 298] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./781/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./781/binderfs" [pid 4071] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4071] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./728/binderfs" [pid 4072] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./728/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4072] write(3, "1000", 4) = 4 [pid 4072] close(3 [pid 298] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./781/tracing" [pid 298] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4072] <... close resumed>) = 0 [pid 302] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4072] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./781/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4072] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./728/tracing" [pid 302] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./728/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4072] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./728/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 4072] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 executing program [pid 302] close(4 [pid 298] fstat(4 [pid 4072] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./781/tracing" [pid 298] getdents64(4 [pid 300] umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 302] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./754/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./754/binderfs" [pid 302] rmdir("./781" [pid 300] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4071] chdir("./757" [pid 300] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4072] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] rmdir("./728/tracing" [pid 300] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4072] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./754/tracing" [pid 4072] <... mkdirat resumed>) = 0 [pid 4071] <... chdir resumed>) = 0 [pid 302] mkdir("./782", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./754/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4072] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 4 [pid 4072] <... mount resumed>) = 0 [pid 4071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 300] fstat(4 [pid 298] getdents64(3 [pid 4072] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4072] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(4 [pid 298] close(3 [pid 4072] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4072] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4072] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4072] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 4072] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./728" [pid 4072] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4071] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4073 [pid 300] rmdir("./754/tracing" [pid 4072] exit_group(0 [pid 4071] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4072] <... exit_group resumed>) = ? [pid 4071] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 298] mkdir("./729", 0777 [pid 4072] +++ exited with 0 +++ [pid 4071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./754" [pid 4071] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4071] write(3, "1000", 4 [pid 300] mkdir("./755", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4073 attached [pid 4071] <... write resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4073] set_robust_list(0x555557559760, 24 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4073] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4073] rt_sigprocmask(SIG_SETMASK, [] [pid 4071] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4074 attached [pid 299] umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4075 [pid 4074] set_robust_list(0x555557559760, 24 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4074 [pid 4074] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4071] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 4071] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4074] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 4074] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4071] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4071] write(1, "executing program\n", 18) = 18 [pid 299] umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4071] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4074] chdir("./729" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4071] <... close_range resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./744/binderfs" [pid 4074] <... chdir resumed>) = 0 executing program [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4073] chdir("./782" [pid 4071] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4074] <... prctl resumed>) = 0 [pid 299] unlink("./744/binderfs" [pid 4074] setpgid(0, 0 [pid 4073] <... chdir resumed>) = 0 [pid 4071] <... mkdirat resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4074] <... setpgid resumed>) = 0 [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4071] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4073] <... prctl resumed>) = 0 [pid 4071] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4073] setpgid(0, 0 [pid 4071] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4074] <... openat resumed>) = 3 [pid 4073] <... setpgid resumed>) = 0 [pid 4071] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./744/tracing" [pid 4074] write(3, "1000", 4 [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4071] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4075 attached [pid 4074] <... write resumed>) = 4 [pid 4073] <... openat resumed>) = 3 [pid 299] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4075] set_robust_list(0x555557559760, 24 [pid 4074] close(3 [pid 4071] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4075] <... set_robust_list resumed>) = 0 [pid 4074] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./744/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4075] rt_sigprocmask(SIG_SETMASK, [] [pid 4074] symlink("/dev/binderfs", "./binderfs" [pid 4073] write(3, "1000", 4 [pid 4071] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 4073] <... write resumed>) = 4 [pid 4071] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(4 [pid 4075] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4074] <... symlink resumed>) = 0 [pid 4073] close(3 [pid 4071] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4075] chdir("./755" [pid 4074] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 4074] <... write resumed>) = 18 executing program [pid 4074] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4073] <... close resumed>) = 0 [pid 4071] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4075] <... chdir resumed>) = 0 [pid 4074] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 4073] symlink("/dev/binderfs", "./binderfs" [pid 4071] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4074] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(4 [pid 4073] <... symlink resumed>) = 0 [pid 4071] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 4075] <... prctl resumed>) = 0 [pid 4074] <... mkdirat resumed>) = 0 [pid 4073] write(1, "executing program\n", 18 [pid 4071] +++ exited with 0 +++ [pid 299] rmdir("./744/tracing" [pid 4075] setpgid(0, 0 [pid 4074] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4073] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4073] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4073] <... close_range resumed>) = 0 executing program [pid 4073] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4075] <... setpgid resumed>) = 0 [pid 4074] <... mount resumed>) = 0 [pid 4073] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4073] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4074] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4073] <... mount resumed>) = 0 [pid 299] getdents64(3 [pid 4075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4074] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4074] write(3, "p:s/p ./file0:0", 15 [pid 299] close(3 [pid 4073] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 4073] <... openat resumed>) = 3 [pid 299] rmdir("./744" [pid 4075] <... openat resumed>) = 3 [pid 4074] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4073] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4073] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4075] write(3, "1000", 4 [pid 4074] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 4074] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4075] <... write resumed>) = 4 [pid 299] mkdir("./745", 0777 [pid 4074] creat(NULL, 0732 [pid 4073] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4073] exit_group(0) = ? [pid 4075] close(3 [pid 4074] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 4075] <... close resumed>) = 0 [pid 4074] exit_group(0 [pid 4073] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4075] symlink("/dev/binderfs", "./binderfs" [pid 4074] <... exit_group resumed>) = ? [pid 4075] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4075] write(1, "executing program\n", 18 [pid 4074] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4075] <... write resumed>) = 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program ci2-android-5-10/strace-static-x86_64: Process 4076 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4076 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4075] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4076] set_robust_list(0x555557559760, 24 [pid 4075] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4076] <... set_robust_list resumed>) = 0 [pid 4075] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4075] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4076] rt_sigprocmask(SIG_SETMASK, [] [pid 4075] <... mount resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4075] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4075] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4075] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 4075] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4075] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4076] chdir("./745" [pid 4075] creat(NULL, 0732 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 298] umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4075] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4075] exit_group(0 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4076] <... chdir resumed>) = 0 [pid 4075] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4075] +++ exited with 0 +++ [pid 302] umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./782/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./757/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4076] <... prctl resumed>) = 0 [pid 302] unlink("./782/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4076] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./757/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] <... setpgid resumed>) = 0 [pid 302] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./729/binderfs" [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4076] <... openat resumed>) = 3 [pid 302] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./729/binderfs" [pid 4076] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4076] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./782/tracing" [pid 301] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4076] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4076] <... close resumed>) = 0 [pid 302] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./757/tracing" [pid 298] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4076] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./782/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./729/tracing" [pid 4076] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4076] <... write resumed>) = 18 [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./757/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./729/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4076] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 298] openat(AT_FDCWD, "./729/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4076] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 4076] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 298] fstat(4 [pid 4076] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4076] <... mount resumed>) = 0 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 4076] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4076] <... openat resumed>) = 3 [pid 302] rmdir("./782/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 4076] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4076] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(4 [pid 4076] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 298] <... close resumed>) = 0 [pid 4076] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 298] rmdir("./729/tracing" [pid 4076] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./757/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4076] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 298] getdents64(3 [pid 4076] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4076] <... exit_group resumed>) = ? [pid 302] rmdir("./782" [pid 301] getdents64(3 [pid 298] close(3 [pid 4076] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./729" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 302] mkdir("./783", 0777 [pid 301] close(3 [pid 298] mkdir("./730", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./757" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4077 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4077 attached [pid 301] mkdir("./758", 0777 [pid 4077] set_robust_list(0x555557559760, 24) = 0 [pid 4077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4077] chdir("./730" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4078 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4077] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(3 [pid 4077] setpgid(0, 0) = 0 [pid 4077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4079 [pid 300] getdents64(3 [pid 4077] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4077] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4077] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./755/binderfs" [pid 4077] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4077] symlink("/dev/binderfs", "./binderfs" [pid 300] unlink("./755/binderfs" [pid 4077] <... symlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4077] write(1, "executing program\n", 18) = 18 [pid 300] <... umount2 resumed>) = 0 [pid 4077] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4077] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4077] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] newfstatat(AT_FDCWD, "./755/tracing"ci2-android-5-10/strace-static-x86_64: Process 4078 attached [pid 4077] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4077] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4078] set_robust_list(0x555557559760, 24 [pid 4077] <... mount resumed>) = 0 [pid 300] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4077] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4077] write(3, "p:s/p ./file0:0", 15 [pid 4078] <... set_robust_list resumed>) = 0 [pid 4077] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4077] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4077] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4077] exit_group(0 [pid 300] openat(AT_FDCWD, "./755/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4077] <... exit_group resumed>) = ? [pid 4078] rt_sigprocmask(SIG_SETMASK, [] [pid 4077] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4079 attached [pid 4078] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4079] set_robust_list(0x555557559760, 24) = 0 [pid 4079] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4079] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4079] chdir("./758" [pid 4078] chdir("./783" [pid 300] getdents64(4 [pid 4079] <... chdir resumed>) = 0 [pid 4079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4079] setpgid(0, 0) = 0 [pid 4079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4078] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4079] write(3, "1000", 4 [pid 300] getdents64(4 [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4079] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4079] close(3 [pid 300] <... close resumed>) = 0 [pid 4079] <... close resumed>) = 0 [pid 300] rmdir("./755/tracing" [pid 4079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4079] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 4079] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4079] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] close(3 [pid 4079] <... close_range resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4079] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./755" [pid 4079] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4079] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 300] mkdir("./756", 0777 [pid 4079] <... mount resumed>) = 0 [pid 4079] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4079] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4079] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4079] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4079] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4079] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4079] exit_group(0) = ? [pid 4079] +++ exited with 0 +++ [pid 4078] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4080 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4080 attached ) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4080] set_robust_list(0x555557559760, 24 [pid 299] <... openat resumed>) = 3 [pid 4080] <... set_robust_list resumed>) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4080] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./745/binderfs" [pid 4080] chdir("./756" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./745/binderfs" [pid 4080] <... chdir resumed>) = 0 [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... unlink resumed>) = 0 [pid 4080] <... prctl resumed>) = 0 [pid 299] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4080] setpgid(0, 0) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./745/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./745/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 298] fstat(3 [pid 4080] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(4 [pid 4080] write(3, "1000", 4 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./745/tracing" [pid 298] umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4080] <... write resumed>) = 4 [pid 4080] close(3) = 0 [pid 4080] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] write(1, "executing program\n", 18 [pid 4078] setpgid(0, 0 [pid 299] getdents64(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./730/binderfs" [pid 299] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4080] <... write resumed>) = 18 [pid 298] unlink("./730/binderfs" [pid 301] umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4080] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./745" [pid 298] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4080] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] fstat(3 [pid 299] mkdir("./746", 0777 [pid 298] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4080] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4080] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] getdents64(3 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./730/tracing" [pid 301] umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./758/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./730/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4080] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4080] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4080] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4080] exit_group(0 [pid 301] unlink("./758/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] <... exit_group resumed>) = ? [pid 4080] +++ exited with 0 +++ [pid 4078] <... setpgid resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4081 [pid 298] openat(AT_FDCWD, "./730/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4081 attached [pid 301] <... umount2 resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./758/tracing" [pid 298] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4081] set_robust_list(0x555557559760, 24 [pid 301] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./758/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4081] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] close(4 [pid 301] fstat(4 [pid 298] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./730/tracing" [pid 301] getdents64(4 [pid 4081] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 301] close(4 [pid 4081] chdir("./746" [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] rmdir("./758/tracing" [pid 298] rmdir("./730" [pid 4081] <... chdir resumed>) = 0 [pid 4081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4081] setpgid(0, 0) = 0 [pid 4081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 4081] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4081] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./731", 0777 [pid 301] close(3 [pid 4081] <... write resumed>) = 4 [pid 4081] close(3) = 0 [pid 4081] symlink("/dev/binderfs", "./binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 4081] <... symlink resumed>) = 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./758" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4081] write(1, "executing program\n", 18) = 18 [pid 4081] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4081] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] mkdir("./759", 0777 [pid 4081] <... mkdirat resumed>) = 0 [pid 4081] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 executing program [pid 4081] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4078] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4082 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4081] write(3, "p:s/p ./file0:0", 15 [pid 4078] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4078] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4081] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4081] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4081] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4081] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4078] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4083 [pid 4081] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4083 attached ci2-android-5-10/strace-static-x86_64: Process 4082 attached [pid 4081] +++ exited with 0 +++ [pid 4078] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4083] set_robust_list(0x555557559760, 24 [pid 4078] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4083] <... set_robust_list resumed>) = 0 [pid 4078] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4083] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4078] write(1, "executing program\n", 18 [pid 300] openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4083] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4082] set_robust_list(0x555557559760, 24 [pid 4078] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4083] chdir("./759" [pid 4082] <... set_robust_list resumed>) = 0 [pid 4078] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4083] <... chdir resumed>) = 0 [pid 4082] rt_sigprocmask(SIG_SETMASK, [] [pid 4078] <... close_range resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4082] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4078] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 3 [pid 4083] <... prctl resumed>) = 0 [pid 4082] chdir("./731" [pid 4078] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 4083] setpgid(0, 0 [pid 4082] <... chdir resumed>) = 0 [pid 4078] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4083] <... setpgid resumed>) = 0 [pid 4082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4078] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 4083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4082] <... prctl resumed>) = 0 [pid 4078] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./756/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4083] <... openat resumed>) = 3 [pid 4082] setpgid(0, 0 [pid 4078] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4083] write(3, "1000", 4 [pid 4082] <... setpgid resumed>) = 0 [pid 4078] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./756/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4083] <... write resumed>) = 4 [pid 4082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4078] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./746/binderfs" [pid 4083] close(3 [pid 4082] <... openat resumed>) = 3 [pid 4078] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4083] <... close resumed>) = 0 [pid 4082] write(3, "1000", 4 [pid 4078] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 299] unlink("./746/binderfs" [pid 4083] symlink("/dev/binderfs", "./binderfs" [pid 4082] <... write resumed>) = 4 [pid 4078] creat(NULL, 0732 [pid 300] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 4083] <... symlink resumed>) = 0 [pid 4082] close(3 [pid 4078] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4083] write(1, "executing program\n", 18 [pid 4082] <... close resumed>) = 0 [pid 4078] exit_group(0 executing program [pid 300] newfstatat(AT_FDCWD, "./756/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 4083] <... write resumed>) = 18 [pid 4082] symlink("/dev/binderfs", "./binderfs" [pid 4078] <... exit_group resumed>) = ? [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4083] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4082] <... symlink resumed>) = 0 [pid 4078] +++ exited with 0 +++ [pid 300] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4083] <... close_range resumed>) = 0 executing program [pid 4082] write(1, "executing program\n", 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./746/tracing" [pid 4083] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4082] <... write resumed>) = 18 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./756/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4083] <... mkdirat resumed>) = 0 [pid 4082] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4083] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4082] <... close_range resumed>) = 0 [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4083] <... mount resumed>) = 0 [pid 4082] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./746/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4083] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4082] <... mkdirat resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 4083] <... openat resumed>) = 3 [pid 4082] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 4083] write(3, "p:s/p ./file0:0", 15 [pid 4082] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4083] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4082] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 4083] openat(AT_FDCWD, NULL, O_WRONLY [pid 4082] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4083] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4082] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 4083] creat(NULL, 0732 [pid 4082] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./756/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4083] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4082] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 4083] exit_group(0 [pid 4082] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 4083] <... exit_group resumed>) = ? [pid 4082] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./746/tracing" [pid 4083] +++ exited with 0 +++ [pid 4082] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 4082] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 4082] <... exit_group resumed>) = ? [pid 300] rmdir("./756" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4082] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 302] umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./757", 0777 [pid 299] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] rmdir("./746" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] mkdir("./747", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] fstat(3 [pid 301] fstat(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4084 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4084 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./759/binderfs" [pid 4084] set_robust_list(0x555557559760, 24 [pid 302] newfstatat(AT_FDCWD, "./783/binderfs" [pid 298] openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4085 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4085 [pid 4085] set_robust_list(0x555557559760, 24 [pid 302] unlink("./783/binderfs" [pid 301] unlink("./759/binderfs" [pid 298] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4084] <... set_robust_list resumed>) = 0 [pid 4084] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 4085] <... set_robust_list resumed>) = 0 [pid 302] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4084] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 4084] chdir("./757" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4085] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./783/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4085] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./731/binderfs" [pid 302] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./759/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4085] chdir("./747" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./731/binderfs" [pid 4085] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./783/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4084] <... chdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./759/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(4 [pid 298] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4085] <... prctl resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 4084] <... prctl resumed>) = 0 [pid 301] fstat(4 [pid 4085] setpgid(0, 0 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 4085] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 298] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 4084] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./783/tracing" [pid 298] newfstatat(AT_FDCWD, "./731/tracing" [pid 301] close(4 [pid 4084] <... setpgid resumed>) = 0 [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 4085] <... openat resumed>) = 3 [pid 301] rmdir("./759/tracing" [pid 4085] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./731/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4084] <... openat resumed>) = 3 [pid 4084] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 4085] <... write resumed>) = 4 [pid 4084] <... write resumed>) = 4 [pid 302] close(3 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] close(3 [pid 302] <... close resumed>) = 0 [pid 4085] close(3 [pid 4084] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./731/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4085] <... close resumed>) = 0 [pid 4084] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./783" [pid 301] close(3 [pid 4085] symlink("/dev/binderfs", "./binderfs" [pid 4084] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4084] write(1, "executing program\n", 18 [pid 302] mkdir("./784", 0777 [pid 301] <... close resumed>) = 0 [pid 298] fstat(4 [pid 4084] <... write resumed>) = 18 [pid 4084] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4084] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4085] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./759" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4085] write(1, "executing program\n", 18 [pid 4084] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4085] <... write resumed>) = 18 [pid 4084] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4085] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4084] <... mount resumed>) = 0 executing program [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 4085] <... close_range resumed>) = 0 [pid 4084] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] mkdir("./760", 0777 [pid 4085] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4084] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4085] <... mkdirat resumed>) = 0 [pid 4084] write(3, "p:s/p ./file0:0", 15 [pid 4085] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4084] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4085] <... mount resumed>) = 0 [pid 4084] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4086 [pid 301] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 4085] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4084] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4085] <... openat resumed>) = 3 [pid 4084] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4085] write(3, "p:s/p ./file0:0", 15 [pid 4084] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 4086 attached [pid 4085] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4084] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 4085] openat(AT_FDCWD, NULL, O_WRONLY [pid 4084] <... exit_group resumed>) = ? [pid 4085] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4084] +++ exited with 0 +++ [pid 4085] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4085] exit_group(0) = ? [pid 4086] set_robust_list(0x555557559760, 24 [pid 4085] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4087 [pid 298] rmdir("./731/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4087 attached [pid 4087] set_robust_list(0x555557559760, 24) = 0 [pid 4087] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 4087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 4087] chdir("./760" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4087] <... chdir resumed>) = 0 [pid 298] close(3 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 [pid 4087] <... prctl resumed>) = 0 [pid 298] rmdir("./731" [pid 4087] setpgid(0, 0) = 0 [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4087] write(3, "1000", 4 [pid 298] mkdir("./732", 0777 [pid 4087] <... write resumed>) = 4 [pid 4086] <... set_robust_list resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4086] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4087] close(3) = 0 [pid 4087] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4087] write(1, "executing program\n", 18 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4088 [pid 300] umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4087] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4087] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] getdents64(3 [pid 299] umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4087] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4087] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4087] <... mkdirat resumed>) = 0 [pid 4086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./757/binderfs" [pid 299] <... openat resumed>) = 3 [pid 4087] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 300] unlink("./757/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4087] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 300] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4087] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4087] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./747/binderfs" [pid 300] newfstatat(AT_FDCWD, "./757/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./747/binderfs" [pid 300] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4087] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./757/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 4087] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = 0 [pid 300] fstat(4 [pid 299] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./747/tracing" [pid 4087] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 299] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] openat(AT_FDCWD, "./747/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./757/tracing" [pid 299] <... openat resumed>) = 4 [pid 4087] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4087] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 300] close(3 [pid 4087] +++ exited with 0 +++ [pid 4086] chdir("./784" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./757" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4086] <... chdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4088 attached [pid 4088] set_robust_list(0x555557559760, 24) = 0 [pid 4088] rt_sigprocmask(SIG_SETMASK, [] [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 4088] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./758", 0777 [pid 4086] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4088] chdir("./732") = 0 [pid 4088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4086] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] rmdir("./747/tracing" [pid 4086] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4088] <... prctl resumed>) = 0 [pid 4088] setpgid(0, 0) = 0 [pid 4088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 4088] <... openat resumed>) = 3 [pid 4088] write(3, "1000", 4) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4089 [pid 299] close(3 [pid 4088] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./747" [pid 4088] <... close resumed>) = 0 [pid 4088] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4086] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4088] write(1, "executing program\n", 18 [pid 4086] write(3, "1000", 4 [pid 299] mkdir("./748", 0777 [pid 4088] <... write resumed>) = 18 [pid 4088] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4088] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4086] <... write resumed>) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 4088] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4088] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4086] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4086] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4086] symlink("/dev/binderfs", "./binderfs" [pid 4088] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4088] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4088] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4088] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4090 [pid 4088] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4090 attached [pid 4088] +++ exited with 0 +++ [pid 4086] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4086] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4089 attached [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4086] <... write resumed>) = 18 executing program [pid 301] umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4089] set_robust_list(0x555557559760, 24 [pid 4086] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4089] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4086] <... close_range resumed>) = 0 [pid 4089] rt_sigprocmask(SIG_SETMASK, [] [pid 4086] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 3 [pid 4089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 4089] chdir("./758" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4089] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 4089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4089] setpgid(0, 0 [pid 301] umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4089] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4086] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./760/binderfs" [pid 4089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4086] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4089] <... openat resumed>) = 3 [pid 301] unlink("./760/binderfs" [pid 4086] <... mount resumed>) = 0 [pid 4089] write(3, "1000", 4) = 4 [pid 4089] close(3 [pid 4086] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... unlink resumed>) = 0 [pid 4089] <... close resumed>) = 0 [pid 301] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4086] <... openat resumed>) = 3 [pid 4089] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = 0 [pid 4086] write(3, "p:s/p ./file0:0", 15 [pid 4089] <... symlink resumed>) = 0 [pid 4086] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4086] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./760/tracing" [pid 4089] write(1, "executing program\n", 18) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4086] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 298] umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4086] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4086] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./760/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4086] exit_group(0 [pid 298] <... openat resumed>) = 3 [pid 4086] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 301] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 4089] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./732/binderfs" [pid 301] close(4 [pid 4089] <... close_range resumed>) = 0 [pid 4089] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./760/tracing" [pid 298] unlink("./732/binderfs" [pid 4089] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4089] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 4089] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4086] +++ exited with 0 +++ [pid 301] rmdir("./760" [pid 4089] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4089] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 4089] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] mkdir("./761", 0777 [pid 4089] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4090] set_robust_list(0x555557559760, 24 [pid 301] <... mkdir resumed>) = 0 [pid 4090] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4090] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./732/tracing" [pid 4089] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 4091 attached [pid 4090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4089] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4091 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4089] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./732/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4090] chdir("./748" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./732/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4090] <... chdir resumed>) = 0 [pid 4089] <... exit_group resumed>) = ? [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 4 [pid 4091] set_robust_list(0x555557559760, 24 [pid 4090] <... prctl resumed>) = 0 [pid 4089] +++ exited with 0 +++ [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4090] setpgid(0, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 4090] <... setpgid resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4091] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4091] rt_sigprocmask(SIG_SETMASK, [] [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] getdents64(4 [pid 4091] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4091] chdir("./761" [pid 298] close(4 [pid 4090] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 4090] write(3, "1000", 4 [pid 298] rmdir("./732/tracing" [pid 4091] <... chdir resumed>) = 0 [pid 4091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4090] <... write resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 4091] <... prctl resumed>) = 0 [pid 4090] close(3 [pid 298] getdents64(3 [pid 4091] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4090] <... close resumed>) = 0 [pid 4091] <... setpgid resumed>) = 0 [pid 4090] symlink("/dev/binderfs", "./binderfs" [pid 298] close(3 [pid 4091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./732" [pid 4091] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4091] write(3, "1000", 4 [pid 298] mkdir("./733", 0777 [pid 300] umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4091] <... write resumed>) = 4 [pid 4091] close(3) = 0 [pid 4091] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4090] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4090] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4090] <... write resumed>) = 18 executing program [pid 300] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4090] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4091] write(1, "executing program\n", 18) = 18 [pid 4091] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4091] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4090] <... close_range resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 4091] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4091] <... mount resumed>) = 0 [pid 4090] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4092 [pid 302] umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./758/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] unlink("./758/binderfs" [pid 302] fstat(3 [pid 4091] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4091] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./784/binderfs" [pid 4090] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./758/tracing" [pid 4090] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4091] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4091] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4091] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4091] exit_group(0 [pid 302] unlink("./784/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4091] <... exit_group resumed>) = ? [pid 4091] +++ exited with 0 +++ [pid 4090] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4090] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4090] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4092 attached [pid 4090] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./758/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./784/tracing" [pid 300] fstat(4 [pid 4090] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4092] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4090] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4090] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4090] creat(NULL, 0732 [pid 300] getdents64(4 [pid 4090] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4092] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./784/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4090] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 4090] <... exit_group resumed>) = ? [pid 302] fstat(4 [pid 300] getdents64(4 [pid 4092] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 300] close(4 [pid 4092] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] rmdir("./758/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4092] chdir("./733") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 300] getdents64(3 [pid 4092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./784/tracing" [pid 300] close(3 [pid 4092] <... prctl resumed>) = 0 [pid 4092] setpgid(0, 0) = 0 [pid 4092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 300] rmdir("./758" [pid 4090] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4092] <... openat resumed>) = 3 [pid 4092] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 300] mkdir("./759", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 4092] <... write resumed>) = 4 [pid 4092] close(3) = 0 [pid 4092] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rmdir("./784" [pid 300] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4092] write(1, "executing program\n", 18) = 18 [pid 4092] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4092] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] mkdir("./785", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4092] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4092] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4093 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4092] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4092] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4092] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4094 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4092] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4092] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4092] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4092] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4094 attached [pid 4092] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4093 attached , 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4093] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4093] <... set_robust_list resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./761/binderfs" [pid 4093] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./761/binderfs" [pid 4093] chdir("./759") = 0 [pid 301] <... unlink resumed>) = 0 [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4093] <... prctl resumed>) = 0 [pid 4093] setpgid(0, 0) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4094] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4093] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./761/tracing" [pid 4094] <... set_robust_list resumed>) = 0 [pid 4093] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4094] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4094] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4094] chdir("./785" [pid 301] openat(AT_FDCWD, "./761/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4093] <... write resumed>) = 4 [pid 4094] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(4 [pid 4094] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4094] setpgid(0, 0 [pid 301] getdents64(4 [pid 4094] <... setpgid resumed>) = 0 [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4093] close(3 [pid 301] getdents64(4 [pid 4094] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4093] <... close resumed>) = 0 [pid 301] close(4 [pid 4094] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 4094] <... write resumed>) = 4 [pid 301] rmdir("./761/tracing" [pid 4094] close(3) = 0 [pid 4094] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4094] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 4094] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4094] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 4094] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./761" [pid 4094] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./762", 0777 [pid 298] umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4094] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4094] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4094] write(3, "p:s/p ./file0:0", 15 [pid 298] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4094] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4094] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4094] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4094] exit_group(0) = ? [pid 299] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4095 [pid 299] fstat(3 [pid 298] fstat(3 [pid 4094] +++ exited with 0 +++ [pid 4093] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./748/binderfs" [pid 298] newfstatat(AT_FDCWD, "./733/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4095 attached [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./748/binderfs" [pid 298] unlink("./733/binderfs" [pid 4093] <... symlink resumed>) = 0 [pid 4095] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4095] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 4093] write(1, "executing program\n", 18 [pid 299] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4095] chdir("./762" [pid 299] <... umount2 resumed>) = 0 [pid 4093] <... write resumed>) = 18 [pid 299] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4093] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./748/tracing" [pid 298] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] <... chdir resumed>) = 0 [pid 4093] <... close_range resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./733/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./748/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./733/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4093] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./733/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 298] fstat(4 [pid 4095] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 298] getdents64(4 [pid 4095] setpgid(0, 0 [pid 4093] <... mkdirat resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./748/tracing" [pid 298] close(4 [pid 4095] <... setpgid resumed>) = 0 [pid 4093] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] rmdir("./733/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4095] <... openat resumed>) = 3 [pid 4093] <... mount resumed>) = 0 [pid 299] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 4093] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4095] write(3, "1000", 4 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4095] <... write resumed>) = 4 [pid 4093] <... openat resumed>) = 3 [pid 299] rmdir("./748" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4095] close(3 [pid 4093] write(3, "p:s/p ./file0:0", 15 [pid 298] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4095] <... close resumed>) = 0 [pid 299] mkdir("./749", 0777 [pid 298] rmdir("./733" [pid 4095] symlink("/dev/binderfs", "./binderfs" [pid 4093] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] <... symlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4093] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] mkdir("./734", 0777 [pid 4095] write(1, "executing program\n", 18 [pid 4093] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4095] <... write resumed>) = 18 [pid 4093] creat(NULL, 0732 executing program [pid 302] openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4095] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 [pid 4093] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4095] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4096 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4097 [pid 302] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4096 attached [pid 4096] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4095] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4093] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./785/binderfs" [pid 4096] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4096] rt_sigprocmask(SIG_SETMASK, [] [pid 302] unlink("./785/binderfs" [pid 4095] <... mkdirat resumed>) = 0 [pid 4093] <... exit_group resumed>) = ? [pid 4096] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4096] chdir("./749" [pid 4095] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... unlink resumed>) = 0 [pid 4096] <... chdir resumed>) = 0 [pid 302] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4096] setpgid(0, 0 [pid 302] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4096] <... setpgid resumed>) = 0 [pid 4095] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./785/tracing" [pid 4096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4095] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4095] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4096] <... openat resumed>) = 3 [pid 4095] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./785/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4095] openat(AT_FDCWD, NULL, O_WRONLY [pid 4093] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4095] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4095] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4096] write(3, "1000", 4) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4095] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 4096] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4095] exit_group(0 [pid 302] close(4 [pid 4096] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4095] <... exit_group resumed>) = ? [pid 302] rmdir("./785/tracing" [pid 4096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4096] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 4096] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4096] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 [pid 4096] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4096] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rmdir("./785" [pid 4096] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4095] +++ exited with 0 +++ [pid 302] mkdir("./786", 0777 [pid 4096] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 ci2-android-5-10/strace-static-x86_64: Process 4097 attached [pid 302] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 4097] set_robust_list(0x555557559760, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4096] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4097] <... set_robust_list resumed>) = 0 [pid 4097] rt_sigprocmask(SIG_SETMASK, [] [pid 4096] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4098 [pid 4097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4098 attached [pid 4097] chdir("./734" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4096] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4096] creat(NULL, 0732 [pid 301] umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4097] <... chdir resumed>) = 0 [pid 4096] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4096] exit_group(0 [pid 301] openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4097] <... prctl resumed>) = 0 [pid 4096] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 4098] set_robust_list(0x555557559760, 24 [pid 4097] setpgid(0, 0 [pid 4096] +++ exited with 0 +++ [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4097] <... setpgid resumed>) = 0 [pid 301] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4097] <... openat resumed>) = 3 [pid 301] umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4098] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4097] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./762/binderfs" [pid 4097] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4097] close(3 [pid 301] unlink("./762/binderfs" [pid 4097] <... close resumed>) = 0 [pid 4097] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... unlink resumed>) = 0 [pid 4097] write(1, "executing program\n", 18 [pid 4098] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4097] <... write resumed>) = 18 executing program [pid 4097] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4097] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4097] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4097] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./762/tracing" [pid 4098] chdir("./786" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4097] <... mount resumed>) = 0 [pid 301] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4097] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4097] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./762/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4097] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 4097] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4 [pid 4097] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4097] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 4097] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4097] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 4097] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4097] <... exit_group resumed>) = ? [pid 301] close(4 [pid 4098] <... chdir resumed>) = 0 [pid 4097] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./762/tracing" [pid 4098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4098] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 4098] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./762" [pid 300] openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4098] write(3, "1000", 4) = 4 [pid 4098] close(3) = 0 [pid 4098] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./763", 0777 [pid 300] <... openat resumed>) = 3 [pid 4098] <... symlink resumed>) = 0 [pid 4098] write(1, "executing program\n", 18) = 18 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4098] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4098] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 executing program [pid 298] umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4098] <... mkdirat resumed>) = 0 [pid 299] openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4099 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4098] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4098] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./759/binderfs" [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] unlink("./759/binderfs" [pid 298] getdents64(3 [pid 299] umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4098] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4098] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./749/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./734/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./749/binderfs" [pid 300] newfstatat(AT_FDCWD, "./759/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4098] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./734/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4098] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 4098] creat(NULL, 0732 [pid 298] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 4098] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4098] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./759/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./749/tracing" [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./734/tracing" [pid 300] getdents64(4 [pid 299] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4099 attached [pid 4098] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./734/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4099] set_robust_list(0x555557559760, 24 [pid 4098] +++ exited with 0 +++ [pid 4099] <... set_robust_list resumed>) = 0 [pid 4099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4099] chdir("./763" [pid 299] openat(AT_FDCWD, "./749/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] close(4 [pid 298] openat(AT_FDCWD, "./734/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 4099] <... chdir resumed>) = 0 [pid 302] umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./759/tracing" [pid 299] getdents64(4 [pid 298] fstat(4 [pid 302] openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4099] setpgid(0, 0) = 0 [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4099] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(4 [pid 298] getdents64(4 [pid 302] umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./786/binderfs" [pid 300] rmdir("./759" [pid 299] rmdir("./749/tracing" [pid 298] close(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4099] write(3, "1000", 4) = 4 [pid 4099] close(3) = 0 [pid 302] unlink("./786/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4099] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4099] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 298] rmdir("./734/tracing" [pid 302] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./760", 0777 [pid 299] getdents64(3 [pid 4099] <... write resumed>) = 18 [pid 4099] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rmdir resumed>) = 0 [pid 4099] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 4099] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 302] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 299] rmdir("./749" [pid 302] newfstatat(AT_FDCWD, "./786/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 4099] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./734" [pid 299] mkdir("./750", 0777 [pid 4099] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4099] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4099] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4099] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4099] exit_group(0) = ? [pid 4099] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4100 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./786/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./735", 0777 [pid 302] <... openat resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4100 attached [pid 4100] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] fstat(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4100] chdir("./760") = 0 [pid 4100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4100] setpgid(0, 0) = 0 [pid 4100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4100] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4101 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4100] <... write resumed>) = 4 [pid 4100] close(3) = 0 [pid 4100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] close(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./786/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4102 [pid 4100] write(1, "executing program\n", 18) = 18 [pid 4100] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4100] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4102 attached [pid 4100] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 302] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./786" [pid 4100] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4100] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./787", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4100] <... openat resumed>) = 3 [pid 4100] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 4100] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4100] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4100] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4100] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4103 attached [pid 4102] set_robust_list(0x555557559760, 24 [pid 4100] +++ exited with 0 +++ [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4101 attached [pid 4101] set_robust_list(0x555557559760, 24) = 0 [pid 4101] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4103 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4101] chdir("./750" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./763/binderfs" [pid 4101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4101] <... prctl resumed>) = 0 [pid 301] unlink("./763/binderfs" [pid 4101] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4101] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 4101] write(3, "1000", 4 [pid 301] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4101] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] close(3 [pid 301] newfstatat(AT_FDCWD, "./763/tracing" [pid 4101] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4101] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4103] set_robust_list(0x555557559760, 24 [pid 4102] <... set_robust_list resumed>) = 0 [pid 4101] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./763/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4101] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 4 [pid 4101] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4 [pid 4101] <... close_range resumed>) = 0 executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4101] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 4103] <... set_robust_list resumed>) = 0 [pid 4102] rt_sigprocmask(SIG_SETMASK, [] [pid 4101] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4101] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 4102] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4101] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4101] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 4102] chdir("./735" [pid 301] <... close resumed>) = 0 [pid 4102] <... chdir resumed>) = 0 [pid 4101] <... openat resumed>) = 3 [pid 301] rmdir("./763/tracing" [pid 4101] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4101] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 4101] creat(NULL, 0732 [pid 4102] <... prctl resumed>) = 0 [pid 301] getdents64(3 [pid 4101] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4102] setpgid(0, 0 [pid 301] close(3 [pid 4102] <... setpgid resumed>) = 0 [pid 4101] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 4101] <... exit_group resumed>) = ? [pid 301] rmdir("./763" [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4103] rt_sigprocmask(SIG_SETMASK, [] [pid 4102] <... openat resumed>) = 3 executing program executing program [pid 4101] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./764", 0777 [pid 4102] write(3, "1000", 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4103] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4103] chdir("./787") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4102] <... write resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4102] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4102] <... close resumed>) = 0 [pid 4103] <... prctl resumed>) = 0 [pid 4103] setpgid(0, 0) = 0 [pid 4103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4102] symlink("/dev/binderfs", "./binderfs" [pid 4103] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4104 [pid 4103] <... write resumed>) = 4 [pid 4103] close(3) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4103] symlink("/dev/binderfs", "./binderfs" [pid 4102] <... symlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4103] <... symlink resumed>) = 0 [pid 4102] write(1, "executing program\n", 18 [pid 4103] write(1, "executing program\n", 18) = 18 [pid 4103] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4103] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4102] <... write resumed>) = 18 [pid 4103] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4102] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 [pid 4103] <... mount resumed>) = 0 [pid 4102] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4104 attached [pid 4104] set_robust_list(0x555557559760, 24 [pid 300] umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4104] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4104] chdir("./764" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] <... mkdirat resumed>) = 0 [pid 300] umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./760/binderfs" [pid 299] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 300] unlink("./760/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4104] <... chdir resumed>) = 0 [pid 4104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4104] setpgid(0, 0) = 0 [pid 299] getdents64(3 [pid 4102] <... mount resumed>) = 0 [pid 300] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4102] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./760/tracing" [pid 299] newfstatat(AT_FDCWD, "./750/binderfs" [pid 4104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4102] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./750/binderfs" [pid 4102] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4104] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./760/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4102] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 4102] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4102] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 4104] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4102] exit_group(0 [pid 300] getdents64(4 [pid 299] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4104] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4104] close(3 [pid 300] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./750/tracing" [pid 4102] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4104] <... close resumed>) = 0 [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./760/tracing" [pid 4104] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4104] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./750/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 4104] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] close(3 [pid 299] fstat(4 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./760" [pid 299] getdents64(4 [pid 4104] <... write resumed>) = 18 [pid 4104] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4104] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4102] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4103] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./761", 0777 [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4104] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4104] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./750/tracing" [pid 4104] <... openat resumed>) = 3 [pid 4104] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4104] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4104] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4104] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4105 [pid 299] <... rmdir resumed>) = 0 [pid 4104] <... exit_group resumed>) = ? [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 4104] +++ exited with 0 +++ [pid 4103] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./750" [pid 4103] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4105 attached [pid 4105] set_robust_list(0x555557559760, 24) = 0 [pid 4105] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rmdir resumed>) = 0 [pid 4105] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./751", 0777 [pid 4103] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4105] chdir("./761") = 0 [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4103] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4105] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4103] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4105] <... setpgid resumed>) = 0 [pid 4103] creat(NULL, 0732 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4103] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4106 [pid 4105] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4103] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4105] <... write resumed>) = 4 [pid 4103] <... exit_group resumed>) = ? [pid 4105] close(3) = 0 [pid 4105] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4105] write(1, "executing program\n", 18) = 18 [pid 4103] +++ exited with 0 +++ executing program [pid 4105] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4105] <... close_range resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4105] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4106 attached ) = 0 [pid 4105] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4106] set_robust_list(0x555557559760, 24 [pid 4105] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4106] <... set_robust_list resumed>) = 0 [pid 4106] rt_sigprocmask(SIG_SETMASK, [] [pid 4105] <... openat resumed>) = 3 [pid 4106] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4105] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 4105] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4106] chdir("./751" [pid 4105] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4106] <... chdir resumed>) = 0 [pid 4105] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4105] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4106] <... prctl resumed>) = 0 [pid 4105] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 4106] setpgid(0, 0 [pid 4105] <... exit_group resumed>) = ? [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./764/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./764/binderfs" [pid 4106] <... setpgid resumed>) = 0 [pid 4105] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./764/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./764/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4 [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./764/tracing" [pid 4106] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4106] write(3, "1000", 4 [pid 301] getdents64(3 [pid 298] umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 298] openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] rmdir("./764" [pid 298] fstat(3 [pid 4106] <... write resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./765", 0777 [pid 298] getdents64(3 [pid 4106] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./735/binderfs" [pid 4106] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4106] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4107 [pid 298] unlink("./735/binderfs" [pid 4106] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 4106] write(1, "executing program\n", 18 [pid 302] umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 298] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4106] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4106] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4106] <... close_range resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4106] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./735/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 298] umount2("./735/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./735/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4106] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4106] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./787/binderfs" [pid 298] fstat(4 [pid 4106] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4106] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./787/binderfs" [pid 300] umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4107 attached [pid 4106] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4106] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4106] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4106] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] close(4 [pid 4106] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 4106] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./787/tracing" [pid 300] getdents64(3 [pid 298] rmdir("./735/tracing" [pid 4107] set_robust_list(0x555557559760, 24 [pid 4106] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4106] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4106] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./787/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./761/binderfs" [pid 298] close(3 [pid 302] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 302] fstat(4 [pid 300] unlink("./761/binderfs" [pid 298] rmdir("./735" [pid 4106] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4107] <... set_robust_list resumed>) = 0 [pid 302] getdents64(4 [pid 300] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./736", 0777 [pid 4107] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 300] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 300] newfstatat(AT_FDCWD, "./761/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4107] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./787/tracing" [pid 300] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4108 ci2-android-5-10/strace-static-x86_64: Process 4108 attached [pid 4107] chdir("./765" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./761/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] close(3 [pid 300] fstat(4 [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./787" [pid 300] getdents64(4 [pid 4108] set_robust_list(0x555557559760, 24 [pid 4107] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./788", 0777 [pid 300] getdents64(4 [pid 4108] <... set_robust_list resumed>) = 0 [pid 4107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./761/tracing"ci2-android-5-10/strace-static-x86_64: Process 4109 attached [pid 4108] rt_sigprocmask(SIG_SETMASK, [] [pid 4107] <... prctl resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4109 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./761" [pid 4109] set_robust_list(0x555557559760, 24 [pid 4108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4107] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 4107] <... setpgid resumed>) = 0 [pid 300] mkdir("./762", 0777 [pid 4107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 4108] chdir("./736" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4109] <... set_robust_list resumed>) = 0 [pid 4108] <... chdir resumed>) = 0 [pid 4107] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4110 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4107] write(3, "1000", 4 [pid 4109] rt_sigprocmask(SIG_SETMASK, [] [pid 4108] <... prctl resumed>) = 0 [pid 4107] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4110 attached [pid 4109] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4108] setpgid(0, 0 [pid 4107] close(3 [pid 4108] <... setpgid resumed>) = 0 [pid 4107] <... close resumed>) = 0 [pid 4109] chdir("./788" [pid 4110] set_robust_list(0x555557559760, 24 [pid 4109] <... chdir resumed>) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4107] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4108] <... openat resumed>) = 3 [pid 4107] write(1, "executing program\n", 18 [pid 4108] write(3, "1000", 4 [pid 4107] <... write resumed>) = 18 executing program [pid 4109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4110] <... set_robust_list resumed>) = 0 [pid 4108] <... write resumed>) = 4 [pid 4107] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4108] close(3 [pid 4107] <... close_range resumed>) = 0 [pid 4108] <... close resumed>) = 0 [pid 4109] <... prctl resumed>) = 0 [pid 4107] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4108] symlink("/dev/binderfs", "./binderfs" [pid 4107] <... mkdirat resumed>) = 0 [pid 4108] <... symlink resumed>) = 0 [pid 4107] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4108] write(1, "executing program\n", 18 [pid 4107] <... mount resumed>) = 0 executing program [pid 4108] <... write resumed>) = 18 [pid 4109] setpgid(0, 0 [pid 4108] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4107] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4108] <... close_range resumed>) = 0 [pid 4107] <... openat resumed>) = 3 [pid 4110] rt_sigprocmask(SIG_SETMASK, [] [pid 4109] <... setpgid resumed>) = 0 [pid 4108] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4107] write(3, "p:s/p ./file0:0", 15 [pid 4110] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4110] chdir("./762" [pid 4109] <... openat resumed>) = 3 [pid 4110] <... chdir resumed>) = 0 [pid 4109] write(3, "1000", 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 4110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4109] <... write resumed>) = 4 [pid 4110] <... prctl resumed>) = 0 [pid 4109] close(3 [pid 4110] setpgid(0, 0 [pid 4109] <... close resumed>) = 0 [pid 4110] <... setpgid resumed>) = 0 [pid 4109] symlink("/dev/binderfs", "./binderfs" [pid 4110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4109] <... symlink resumed>) = 0 [pid 4108] <... mkdirat resumed>) = 0 [pid 4107] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4110] <... openat resumed>) = 3 [pid 4109] write(1, "executing program\n", 18 [pid 4110] write(3, "1000", 4 [pid 4109] <... write resumed>) = 18 [pid 4110] <... write resumed>) = 4 [pid 4109] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4110] close(3 [pid 4109] <... close_range resumed>) = 0 executing program [pid 4110] <... close resumed>) = 0 [pid 4109] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4108] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4107] openat(AT_FDCWD, NULL, O_WRONLY [pid 4110] symlink("/dev/binderfs", "./binderfs" [pid 4109] <... mkdirat resumed>) = 0 [pid 4110] <... symlink resumed>) = 0 [pid 4109] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4108] <... mount resumed>) = 0 [pid 4107] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4110] write(1, "executing program\n", 18 [pid 4109] <... mount resumed>) = 0 [pid 4108] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4107] creat(NULL, 0732 [pid 4110] <... write resumed>) = 18 [pid 4109] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4110] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4109] <... openat resumed>) = 3 executing program [pid 4108] <... openat resumed>) = 3 [pid 4107] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4110] <... close_range resumed>) = 0 [pid 4109] write(3, "p:s/p ./file0:0", 15 [pid 4108] write(3, "p:s/p ./file0:0", 15 [pid 4107] exit_group(0 [pid 4110] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4109] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 [pid 4110] <... mkdirat resumed>) = 0 [pid 4109] openat(AT_FDCWD, NULL, O_WRONLY [pid 4108] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4107] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 4110] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4109] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4108] openat(AT_FDCWD, NULL, O_WRONLY [pid 4110] <... mount resumed>) = 0 [pid 4109] creat(NULL, 0732 [pid 4110] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4109] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4110] <... openat resumed>) = 3 [pid 4109] exit_group(0 [pid 4107] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4110] write(3, "p:s/p ./file0:0", 15 [pid 4109] <... exit_group resumed>) = ? [pid 4108] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4110] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4109] +++ exited with 0 +++ [pid 4108] creat(NULL, 0732 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(3 [pid 4110] openat(AT_FDCWD, NULL, O_WRONLY [pid 4108] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4110] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4108] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4110] creat(NULL, 0732 [pid 4108] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 4110] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4110] exit_group(0) = ? [pid 302] umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4110] +++ exited with 0 +++ [pid 4108] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./751/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] unlink("./751/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./788/binderfs" [pid 301] openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./788/binderfs" [pid 301] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./751/tracing" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 302] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./765/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./788/tracing" [pid 301] unlink("./765/binderfs" [pid 299] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./751/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./762/binderfs" [pid 302] openat(AT_FDCWD, "./788/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./765/tracing" [pid 302] fstat(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./762/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./765/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 300] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 302] close(4 [pid 301] getdents64(4 [pid 300] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 302] rmdir("./788/tracing" [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./762/tracing" [pid 301] rmdir("./765/tracing" [pid 299] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./751/tracing" [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./765" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] mkdir("./766", 0777 [pid 300] openat(AT_FDCWD, "./762/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] rmdir("./788" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 299] close(3 [pid 302] mkdir("./789", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4111 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4111 attached [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./751" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./752", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4112 [pid 300] close(4 [pid 298] umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./762/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./736/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./736/binderfs" [pid 300] close(3 [pid 298] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4113 [pid 298] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./762" [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./736/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./736/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./763", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./736/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4) = 0 [pid 298] rmdir("./736/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./736" [pid 4111] set_robust_list(0x555557559760, 24 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4114 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4114 attached [pid 298] mkdir("./737", 0777 [pid 4114] set_robust_list(0x555557559760, 24 [pid 4111] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4112 attached [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4112] set_robust_list(0x555557559760, 24 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4112] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4114] <... set_robust_list resumed>) = 0 [pid 4112] rt_sigprocmask(SIG_SETMASK, [] [pid 4111] rt_sigprocmask(SIG_SETMASK, [] [pid 4112] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4115 [pid 4112] chdir("./789" [pid 4111] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4112] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4112] setpgid(0, 0) = 0 [pid 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4114] rt_sigprocmask(SIG_SETMASK, [] [pid 4112] <... openat resumed>) = 3 [pid 4111] chdir("./766" [pid 4112] write(3, "1000", 4) = 4 [pid 4112] close(3) = 0 [pid 4112] symlink("/dev/binderfs", "./binderfs" [pid 4114] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4112] <... symlink resumed>) = 0 [pid 4111] <... chdir resumed>) = 0 [pid 4112] write(1, "executing program\n", 18) = 18 executing program [pid 4112] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4112] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4114] chdir("./763" [pid 4112] <... mkdirat resumed>) = 0 [pid 4111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4112] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 4113 attached [pid 4114] <... chdir resumed>) = 0 [pid 4112] <... mount resumed>) = 0 [pid 4111] <... prctl resumed>) = 0 [pid 4113] set_robust_list(0x555557559760, 24 [pid 4112] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4113] <... set_robust_list resumed>) = 0 [pid 4112] <... openat resumed>) = 3 [pid 4113] rt_sigprocmask(SIG_SETMASK, [] [pid 4112] write(3, "p:s/p ./file0:0", 15 [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4113] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4112] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4111] setpgid(0, 0 [pid 4113] chdir("./752" [pid 4112] openat(AT_FDCWD, NULL, O_WRONLY [pid 4113] <... chdir resumed>) = 0 [pid 4112] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4112] creat(NULL, 0732 [pid 4113] <... prctl resumed>) = 0 [pid 4112] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4113] setpgid(0, 0 [pid 4112] exit_group(0 [pid 4111] <... setpgid resumed>) = 0 [pid 4114] <... prctl resumed>) = 0 [pid 4113] <... setpgid resumed>) = 0 [pid 4112] <... exit_group resumed>) = ? [pid 4114] setpgid(0, 0 [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4112] +++ exited with 0 +++ [pid 4111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4113] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4113] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4113] <... write resumed>) = 4 [pid 4113] close(3) = 0 [pid 4113] symlink("/dev/binderfs", "./binderfs" [pid 4114] <... setpgid resumed>) = 0 [pid 4113] <... symlink resumed>) = 0 [pid 4111] <... openat resumed>) = 3 [pid 4113] write(1, "executing program\n", 18) = 18 [pid 4113] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4113] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4111] write(3, "1000", 4 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4113] <... mkdirat resumed>) = 0 [pid 4111] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4115 attached [pid 4113] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4111] close(3 [pid 4115] set_robust_list(0x555557559760, 24 [pid 4114] <... openat resumed>) = 3 [pid 4113] <... mount resumed>) = 0 [pid 4111] <... close resumed>) = 0 [pid 4115] <... set_robust_list resumed>) = 0 [pid 4113] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4115] rt_sigprocmask(SIG_SETMASK, [] [pid 4113] <... openat resumed>) = 3 [pid 4111] symlink("/dev/binderfs", "./binderfs" [pid 4115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4113] write(3, "p:s/p ./file0:0", 15 [pid 4115] chdir("./737" [pid 4113] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4115] <... chdir resumed>) = 0 [pid 4113] openat(AT_FDCWD, NULL, O_WRONLY [pid 4115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4113] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4111] <... symlink resumed>) = 0 [pid 4115] <... prctl resumed>) = 0 [pid 4113] creat(NULL, 0732 [pid 4115] setpgid(0, 0 [pid 4113] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4115] <... setpgid resumed>) = 0 [pid 4114] write(3, "1000", 4 [pid 4113] exit_group(0 [pid 4111] write(1, "executing program\n", 18 executing program [pid 4115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4113] <... exit_group resumed>) = ? [pid 4111] <... write resumed>) = 18 [pid 4115] <... openat resumed>) = 3 [pid 4114] <... write resumed>) = 4 [pid 4113] +++ exited with 0 +++ [pid 4111] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... restart_syscall resumed>) = 0 [pid 4115] write(3, "1000", 4) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4111] <... close_range resumed>) = 0 [pid 4115] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4115] <... close resumed>) = 0 [pid 4111] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4115] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4115] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 4115] write(1, "executing program\n", 18 [pid 302] fstat(3 [pid 4115] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4115] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 4111] <... mkdirat resumed>) = 0 [pid 4115] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4115] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4111] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4115] <... mkdirat resumed>) = 0 [pid 4114] close(3 [pid 4111] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 299] umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4111] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./789/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./789/binderfs" [pid 4111] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 4115] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4115] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4111] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(3 [pid 302] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4115] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 4115] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4111] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4111] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4111] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./789/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4111] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./752/binderfs" [pid 302] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4115] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4115] creat(NULL, 0732 [pid 4111] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./752/binderfs" [pid 4115] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./789/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4115] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 299] <... unlink resumed>) = 0 [pid 4115] <... exit_group resumed>) = ? [pid 4111] exit_group(0 [pid 302] fstat(4 [pid 299] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4115] +++ exited with 0 +++ [pid 4114] <... close resumed>) = 0 [pid 4111] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./752/tracing" [pid 302] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./789/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./752/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 4114] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 302] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4111] +++ exited with 0 +++ [pid 4114] <... symlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 4114] write(1, "executing program\n", 18 [pid 302] rmdir("./789" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4114] <... write resumed>) = 18 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4114] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4114] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 302] mkdir("./790", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4114] <... mkdirat resumed>) = 0 [pid 4114] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./752/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4114] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4114] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 4114] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4114] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4114] exit_group(0 [pid 299] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4116 [pid 4114] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4114] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./752" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4116 attached [pid 4116] set_robust_list(0x555557559760, 24) = 0 [pid 4116] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 4116] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4116] chdir("./790" [pid 299] mkdir("./753", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./766/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./766/binderfs") = 0 [pid 301] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4116] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4117 [pid 301] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./766/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./766/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./766/tracing"ci2-android-5-10/strace-static-x86_64: Process 4117 attached ) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./766" [pid 4117] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./767", 0777 [pid 4117] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4117] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4118 ci2-android-5-10/strace-static-x86_64: Process 4118 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4116] setpgid(0, 0) = 0 [pid 4117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4116] write(3, "1000", 4) = 4 [pid 4116] close(3) = 0 [pid 4116] symlink("/dev/binderfs", "./binderfs" [pid 4118] set_robust_list(0x555557559760, 24 [pid 4117] chdir("./753" [pid 4116] <... symlink resumed>) = 0 [pid 4116] write(1, "executing program\n", 18) = 18 [pid 4116] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4116] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4118] <... set_robust_list resumed>) = 0 [pid 4117] <... chdir resumed>) = 0 [pid 4116] <... mkdirat resumed>) = 0 [pid 4116] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4116] <... mount resumed>) = 0 [pid 4116] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4117] <... prctl resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4116] <... openat resumed>) = 3 [pid 4116] write(3, "p:s/p ./file0:0", 15 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 300] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4117] setpgid(0, 0 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4117] <... setpgid resumed>) = 0 [pid 4116] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4116] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./737/binderfs" [pid 4116] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4116] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./763/binderfs" [pid 298] unlink("./737/binderfs" [pid 4117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4116] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4116] exit_group(0 [pid 300] unlink("./763/binderfs" [pid 298] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4117] <... openat resumed>) = 3 [pid 4116] <... exit_group resumed>) = ? [pid 4117] write(3, "1000", 4 [pid 4116] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 4117] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4117] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4117] <... close resumed>) = 0 [pid 4118] rt_sigprocmask(SIG_SETMASK, [] [pid 4117] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./737/tracing" [pid 300] newfstatat(AT_FDCWD, "./763/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4117] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./737/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4117] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4117] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./737/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4117] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] openat(AT_FDCWD, "./763/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 4117] <... close_range resumed>) = 0 [pid 302] umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 300] <... openat resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 4117] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 302] fstat(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 298] rmdir("./737/tracing" [pid 4117] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4117] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] close(3 [pid 302] newfstatat(AT_FDCWD, "./790/binderfs" [pid 300] rmdir("./763/tracing" [pid 298] <... close resumed>) = 0 [pid 4117] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./737" [pid 4117] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./790/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./738", 0777 [pid 4118] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4117] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4118] chdir("./767" [pid 4117] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4119 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4117] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 4119 attached [pid 4118] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 4118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4117] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./790/tracing" [pid 300] rmdir("./763" [pid 4117] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4118] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4117] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] set_robust_list(0x555557559760, 24 [pid 4118] setpgid(0, 0 [pid 300] mkdir("./764", 0777 [pid 302] openat(AT_FDCWD, "./790/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4117] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 4118] <... setpgid resumed>) = 0 [pid 4117] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 4117] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4120 attached [pid 4120] set_robust_list(0x555557559760, 24 [pid 4118] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4120 [pid 4120] <... set_robust_list resumed>) = 0 [pid 302] close(4 [pid 4120] rt_sigprocmask(SIG_SETMASK, [] [pid 4118] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./790/tracing" [pid 4118] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4120] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4120] chdir("./764") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4118] close(3 [pid 4120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4120] setpgid(0, 0) = 0 [pid 4120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 4119] <... set_robust_list resumed>) = 0 [pid 4118] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4120] <... openat resumed>) = 3 [pid 4118] symlink("/dev/binderfs", "./binderfs" [pid 302] close(3 [pid 4120] write(3, "1000", 4) = 4 [pid 4120] close(3 [pid 302] <... close resumed>) = 0 [pid 4120] <... close resumed>) = 0 [pid 4120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4118] <... symlink resumed>) = 0 [pid 4119] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./790" [pid 4120] write(1, "executing program\n", 18) = 18 [pid 4120] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4120] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 executing program executing program [pid 4118] write(1, "executing program\n", 18 [pid 4120] <... mkdirat resumed>) = 0 [pid 4118] <... write resumed>) = 18 [pid 302] mkdir("./791", 0777 [pid 4119] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4120] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4120] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 4118] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4120] <... openat resumed>) = 3 [pid 4118] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4120] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4118] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4120] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4120] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4120] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4120] exit_group(0) = ? [pid 4120] +++ exited with 0 +++ [pid 4118] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4121 attached [pid 4118] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4121 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4121] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4121] <... set_robust_list resumed>) = 0 [pid 4118] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4118] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4121] rt_sigprocmask(SIG_SETMASK, [] [pid 4118] <... openat resumed>) = 3 [pid 4121] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4121] chdir("./791") = 0 [pid 4121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4118] write(3, "p:s/p ./file0:0", 15 [pid 4121] <... prctl resumed>) = 0 [pid 4121] setpgid(0, 0) = 0 [pid 4121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4118] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4121] write(3, "1000", 4) = 4 [pid 4121] close(3) = 0 [pid 4121] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4118] openat(AT_FDCWD, NULL, O_WRONLY [pid 4119] chdir("./738" [pid 4121] write(1, "executing program\n", 18) = 18 [pid 4121] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4121] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4118] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4119] <... chdir resumed>) = 0 [pid 4118] creat(NULL, 0732 [pid 4119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4121] <... mkdirat resumed>) = 0 [pid 4118] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4121] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4121] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4121] write(3, "p:s/p ./file0:0", 15 [pid 4118] exit_group(0 [pid 4121] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4118] <... exit_group resumed>) = ? [pid 4121] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4121] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4121] exit_group(0) = ? [pid 4118] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4119] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4121] +++ exited with 0 +++ [pid 299] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] fstat(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4119] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./753/binderfs" [pid 301] newfstatat(AT_FDCWD, "./767/binderfs" [pid 4119] <... setpgid resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./767/binderfs" [pid 4119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 299] unlink("./753/binderfs" [pid 301] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./767/tracing" [pid 4119] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4119] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./767/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4119] close(3 [pid 301] fstat(4 [pid 299] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4119] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 4119] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./753/tracing" [pid 301] rmdir("./767/tracing" [pid 4119] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4119] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 299] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4119] <... write resumed>) = 18 [pid 301] close(3) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./767" [pid 4119] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./753/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4119] <... close_range resumed>) = 0 [pid 301] mkdir("./768", 0777 [pid 300] umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4119] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4119] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4122 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4119] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4119] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(4 [pid 4119] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./753/tracing" [pid 4119] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./764/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4119] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rmdir resumed>) = 0 [pid 300] unlink("./764/binderfs" [pid 299] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4119] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./764/tracing" [pid 299] rmdir("./753" [pid 4119] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./764/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4119] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 4119] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 302] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./754", 0777 [pid 4119] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./764/tracing" [pid 4119] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3) = 0 [pid 300] rmdir("./764" [pid 4119] +++ exited with 0 +++ [pid 302] umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./765", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4122 attached [pid 302] newfstatat(AT_FDCWD, "./791/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4122] set_robust_list(0x555557559760, 24 [pid 302] unlink("./791/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4123 [pid 298] umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4124 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4124 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./738/binderfs" [pid 4124] set_robust_list(0x555557559760, 24 [pid 4122] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4123 attached ) = 0 [pid 298] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./738/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./738/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./791/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./738/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./738/tracing" [pid 4124] <... set_robust_list resumed>) = 0 [pid 4122] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./738") = 0 [pid 298] mkdir("./739", 0777 [pid 4122] chdir("./768" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./791/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4124] rt_sigprocmask(SIG_SETMASK, [] [pid 4122] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4123] set_robust_list(0x555557559760, 24 [pid 302] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4125 [pid 4123] <... set_robust_list resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4124] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4123] rt_sigprocmask(SIG_SETMASK, [] [pid 4122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4123] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4123] chdir("./754") = 0 [pid 4122] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4123] setpgid(0, 0) = 0 [pid 4123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4122] setpgid(0, 0 [pid 302] close(4 [pid 4123] <... openat resumed>) = 3 [pid 4123] write(3, "1000", 4 [pid 4122] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4123] <... write resumed>) = 4 [pid 4123] close(3) = 0 [pid 4123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./791/tracing" [pid 4123] write(1, "executing program\n", 18) = 18 executing program [pid 4123] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4123] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4123] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4123] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 4123] <... openat resumed>) = 3 [pid 4122] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 4123] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4123] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4123] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4123] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4125 attached [pid 4124] chdir("./765" [pid 4123] +++ exited with 0 +++ [pid 4122] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4124] <... chdir resumed>) = 0 [pid 4122] <... write resumed>) = 4 [pid 4125] set_robust_list(0x555557559760, 24 [pid 302] close(3 [pid 4122] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 4122] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./791" [pid 4125] <... set_robust_list resumed>) = 0 [pid 4124] <... prctl resumed>) = 0 [pid 4122] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 4122] <... symlink resumed>) = 0 [pid 302] mkdir("./792", 0777 executing program [pid 4122] write(1, "executing program\n", 18) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 4124] setpgid(0, 0 [pid 4122] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4122] <... close_range resumed>) = 0 [pid 4122] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4122] <... mkdirat resumed>) = 0 [pid 4124] <... setpgid resumed>) = 0 [pid 4122] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4122] <... mount resumed>) = 0 [pid 4122] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPENDci2-android-5-10/strace-static-x86_64: Process 4126 attached [pid 299] <... restart_syscall resumed>) = 0 [pid 4126] set_robust_list(0x555557559760, 24 [pid 4122] <... openat resumed>) = 3 [pid 4126] <... set_robust_list resumed>) = 0 [pid 4126] rt_sigprocmask(SIG_SETMASK, [] [pid 4122] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4126 [pid 4126] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4126] chdir("./792" [pid 4122] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4126] <... chdir resumed>) = 0 [pid 4122] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4122] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4122] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4122] exit_group(0 [pid 299] <... openat resumed>) = 3 [pid 4126] setpgid(0, 0 [pid 4122] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 4126] <... setpgid resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4126] write(3, "1000", 4) = 4 [pid 4126] close(3 [pid 4122] +++ exited with 0 +++ [pid 4124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4126] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4126] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4124] <... openat resumed>) = 3 [pid 4126] <... symlink resumed>) = 0 [pid 4124] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4126] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./754/binderfs" [pid 4124] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4124] close(3 [pid 299] unlink("./754/binderfs" [pid 4126] <... write resumed>) = 18 [pid 4126] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4126] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 4124] <... close resumed>) = 0 executing program [pid 299] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4126] <... mkdirat resumed>) = 0 [pid 4124] symlink("/dev/binderfs", "./binderfs" [pid 4126] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4126] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4126] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4126] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4126] creat(NULL, 0732 [pid 4124] <... symlink resumed>) = 0 [pid 4126] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4126] exit_group(0) = ? [pid 4126] +++ exited with 0 +++ [pid 4125] rt_sigprocmask(SIG_SETMASK, [] [pid 4124] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4124] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4124] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] newfstatat(AT_FDCWD, "./754/tracing" [pid 4125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4124] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] openat(AT_FDCWD, "./754/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 4 [pid 4124] <... mkdirat resumed>) = 0 [pid 301] umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4124] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] newfstatat(AT_FDCWD, "./768/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./768/binderfs" [pid 299] getdents64(4 [pid 4124] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4124] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4124] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./768/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4124] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 301] openat(AT_FDCWD, "./768/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 4124] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./754/tracing" [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./768/tracing" [pid 4124] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4124] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 301] close(3 [pid 4124] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4124] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./768" [pid 4125] chdir("./739" [pid 4124] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 4125] <... chdir resumed>) = 0 [pid 4124] <... exit_group resumed>) = ? [pid 301] mkdir("./769", 0777 [pid 4125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] rmdir("./754" [pid 4125] <... prctl resumed>) = 0 [pid 4124] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4125] setpgid(0, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4127 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4125] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./755", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4125] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4125] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./765/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4128 [pid 4125] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./765/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4127 attached [pid 4125] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4125] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4125] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./765/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4125] <... symlink resumed>) = 0 [pid 300] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4125] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./765/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4125] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 4125] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 executing program [pid 300] fstat(4 [pid 4125] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4125] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./765/tracing" [pid 4125] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./792/binderfs" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4125] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./765" [pid 4125] <... mount resumed>) = 0 [pid 302] unlink("./792/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 4127] set_robust_list(0x555557559760, 24 [pid 300] mkdir("./766", 0777 [pid 4127] <... set_robust_list resumed>) = 0 [pid 4125] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... unlink resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4125] <... openat resumed>) = 3 [pid 302] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4129 [pid 4125] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4128 attached [pid 4125] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4128] set_robust_list(0x555557559760, 24 [pid 4125] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./792/tracing" [pid 4128] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4128] rt_sigprocmask(SIG_SETMASK, [] [pid 4125] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4125] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./792/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4128] chdir("./755" [pid 4125] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 4128] <... chdir resumed>) = 0 [pid 302] fstat(4 [pid 4125] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4128] setpgid(0, 0 [pid 302] getdents64(4 [pid 4125] <... exit_group resumed>) = ? [pid 4128] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 4128] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4128] write(3, "1000", 4 [pid 302] close(4 [pid 4128] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 4128] close(3) = 0 [pid 302] rmdir("./792/tracing" [pid 4128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4128] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 4125] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4128] <... write resumed>) = 18 [pid 302] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4128] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 302] rmdir("./792" [pid 4128] <... close_range resumed>) = 0 [pid 4128] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4128] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./793", 0777 [pid 4128] <... mount resumed>) = 0 [pid 4128] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4128] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 4128] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4128] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4128] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4128] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4128] exit_group(0) = ? [pid 4128] +++ exited with 0 +++ [pid 4127] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4130 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4130 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4130] set_robust_list(0x555557559760, 24) = 0 [pid 4130] rt_sigprocmask(SIG_SETMASK, [] [pid 4127] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4130] chdir("./793" [pid 4127] chdir("./769" [pid 4130] <... chdir resumed>) = 0 [pid 4127] <... chdir resumed>) = 0 [pid 4130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4130] setpgid(0, 0) = 0 [pid 4130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 4129 attached ) = 3 [pid 4127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4130] write(3, "1000", 4) = 4 [pid 4127] <... prctl resumed>) = 0 [pid 4130] close(3) = 0 [pid 4130] symlink("/dev/binderfs", "./binderfs" [pid 4127] setpgid(0, 0 [pid 4130] <... symlink resumed>) = 0 [pid 4129] set_robust_list(0x555557559760, 24 [pid 4127] <... setpgid resumed>) = 0 [pid 4130] write(1, "executing program\n", 18) = 18 executing program [pid 4130] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4130] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4129] <... set_robust_list resumed>) = 0 [pid 4127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4130] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4127] <... openat resumed>) = 3 [pid 4130] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4130] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4130] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... restart_syscall resumed>) = 0 [pid 4127] write(3, "1000", 4 [pid 4130] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4127] <... write resumed>) = 4 [pid 4130] exit_group(0 [pid 4127] close(3 [pid 299] umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4130] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4127] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4130] +++ exited with 0 +++ [pid 4129] rt_sigprocmask(SIG_SETMASK, [] [pid 4127] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./755/binderfs" [pid 4127] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4127] write(1, "executing program\n", 18 [pid 299] unlink("./755/binderfs" [pid 4127] <... write resumed>) = 18 executing program [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4127] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4127] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] newfstatat(AT_FDCWD, "./755/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./755/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4127] <... mkdirat resumed>) = 0 [pid 299] close(4) = 0 [pid 4127] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rmdir("./755/tracing") = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4127] <... mount resumed>) = 0 [pid 299] rmdir("./755" [pid 298] umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 4127] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] mkdir("./756", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./739/binderfs" [pid 4127] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4127] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./739/binderfs" [pid 4127] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./739/tracing" [pid 4127] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4127] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4131 [pid 298] umount2("./739/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4127] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./739/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4127] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4127] exit_group(0 [pid 298] getdents64(4 [pid 4127] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4129] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./739/tracing") = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./739" [pid 4127] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] mkdir("./740", 0777 [pid 4129] chdir("./766" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4129] <... chdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4132 [pid 4129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4129] <... prctl resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4129] setpgid(0, 0 [pid 302] umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4129] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 4129] <... openat resumed>) = 3 [pid 302] umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4129] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4129] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./793/binderfs" [pid 301] newfstatat(AT_FDCWD, "./769/binderfs" [pid 4129] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4129] <... close resumed>) = 0 [pid 302] unlink("./793/binderfs" [pid 301] unlink("./769/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4131 attached [pid 4129] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4131] set_robust_list(0x555557559760, 24 [pid 302] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4131] <... set_robust_list resumed>) = 0 [pid 4129] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4131] rt_sigprocmask(SIG_SETMASK, [] [pid 4129] write(1, "executing program\n", 18 [pid 302] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 301] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4129] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4131] chdir("./756" [pid 301] newfstatat(AT_FDCWD, "./769/tracing" [pid 4131] <... chdir resumed>) = 0 [pid 4129] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] newfstatat(AT_FDCWD, "./793/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4132 attached [pid 4131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4129] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4131] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4131] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./769/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4131] <... setpgid resumed>) = 0 [pid 302] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 4131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4129] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 4131] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./793/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4131] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 4131] <... write resumed>) = 4 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4131] close(3 [pid 4129] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 4131] <... close resumed>) = 0 [pid 4129] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4131] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(4 [pid 4131] <... symlink resumed>) = 0 [pid 4129] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 4131] write(1, "executing program\n", 18 [pid 4129] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./769/tracing" [pid 4132] set_robust_list(0x555557559760, 24 [pid 4131] <... write resumed>) = 18 [pid 4129] <... openat resumed>) = 3 [pid 302] close(4 [pid 301] <... rmdir resumed>) = 0 executing program [pid 4131] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4129] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 4131] <... close_range resumed>) = 0 [pid 302] rmdir("./793/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4131] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(3 [pid 4131] <... mkdirat resumed>) = 0 [pid 4129] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4131] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4129] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 301] rmdir("./769" [pid 4132] <... set_robust_list resumed>) = 0 [pid 4131] <... mount resumed>) = 0 [pid 4129] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4131] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4129] creat(NULL, 0732 [pid 302] close(3 [pid 301] mkdir("./770", 0777 [pid 4131] <... openat resumed>) = 3 [pid 4129] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4132] rt_sigprocmask(SIG_SETMASK, [] [pid 4131] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./793" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4131] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4129] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4131] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4131] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4129] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 4131] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4133 [pid 4131] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4131] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4131] <... exit_group resumed>) = ? [pid 4132] chdir("./740" [pid 4131] +++ exited with 0 +++ [pid 4129] +++ exited with 0 +++ [pid 302] mkdir("./794", 0777) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4132] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4132] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4132] setpgid(0, 0 [pid 299] <... openat resumed>) = 3 [pid 4132] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4134 [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4134 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4134] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4134] <... set_robust_list resumed>) = 0 [pid 4134] rt_sigprocmask(SIG_SETMASK, [] [pid 4132] <... openat resumed>) = 3 [pid 299] umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./756/binderfs" [pid 4134] chdir("./794" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4132] <... write resumed>) = 4 [pid 299] unlink("./756/binderfs" [pid 4134] <... chdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4132] close(3 [pid 299] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4132] <... close resumed>) = 0 [pid 299] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./756/tracing" [pid 4134] <... setpgid resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4132] <... symlink resumed>) = 0 [pid 299] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] write(1, "executing program\n", 18 executing program [pid 299] openat(AT_FDCWD, "./756/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4134] <... write resumed>) = 4 [pid 4132] <... write resumed>) = 18 [pid 299] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4133 attached [pid 4132] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... restart_syscall resumed>) = 0 [pid 299] fstat(4 [pid 4132] <... close_range resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 300] umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4132] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 4134] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4134] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 3 [pid 299] close(4 [pid 300] fstat(3 [pid 4134] <... symlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 4134] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 299] rmdir("./756/tracing" [pid 4134] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4134] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4134] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4132] <... mkdirat resumed>) = 0 [pid 300] umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 4134] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 4132] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./766/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4134] <... mount resumed>) = 0 [pid 4132] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 4132] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./766/binderfs" [pid 299] <... close resumed>) = 0 [pid 4134] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4133] set_robust_list(0x555557559760, 24 [pid 4134] <... openat resumed>) = 3 [pid 4133] <... set_robust_list resumed>) = 0 [pid 4134] write(3, "p:s/p ./file0:0", 15 [pid 4133] rt_sigprocmask(SIG_SETMASK, [] [pid 4132] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./756" [pid 4132] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4134] openat(AT_FDCWD, NULL, O_WRONLY [pid 4133] chdir("./770" [pid 299] <... rmdir resumed>) = 0 [pid 4134] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4133] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] mkdir("./757", 0777 [pid 4132] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4134] creat(NULL, 0732 [pid 4133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4134] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4133] <... prctl resumed>) = 0 [pid 4134] exit_group(0 [pid 4133] setpgid(0, 0 [pid 4134] <... exit_group resumed>) = ? [pid 4133] <... setpgid resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./766/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4132] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4132] creat(NULL, 0732 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4134] +++ exited with 0 +++ [pid 4133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4132] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./766/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... openat resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4135 [pid 4132] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4132] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4133] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 4133] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4133] <... write resumed>) = 4 [pid 300] close(4 [pid 4133] close(3) = 0 [pid 4133] symlink("/dev/binderfs", "./binderfs" [pid 300] <... close resumed>) = 0 [pid 4133] <... symlink resumed>) = 0 [pid 4132] +++ exited with 0 +++ [pid 300] rmdir("./766/tracing" [pid 4133] write(1, "executing program\n", 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4133] <... write resumed>) = 18 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4133] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4133] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4135 attached [pid 300] getdents64(3 [pid 4133] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4133] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(3 [pid 4133] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4133] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./766" [pid 4133] <... openat resumed>) = 3 [pid 4133] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4133] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 4133] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./767", 0777 [pid 4133] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4133] exit_group(0) = ? [pid 4135] set_robust_list(0x555557559760, 24 [pid 300] <... mkdir resumed>) = 0 [pid 4135] <... set_robust_list resumed>) = 0 [pid 4133] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4135] chdir("./757") = 0 [pid 4135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4136 [pid 4135] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4135] <... setpgid resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 4136 attached ) = 3 [pid 4135] write(3, "1000", 4) = 4 [pid 4135] close(3) = 0 [pid 4135] symlink("/dev/binderfs", "./binderfs" [pid 4136] set_robust_list(0x555557559760, 24 [pid 4135] <... symlink resumed>) = 0 [pid 4136] <... set_robust_list resumed>) = 0 [pid 4135] write(1, "executing program\n", 18 [pid 4136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4136] chdir("./767") = 0 [pid 4136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4136] setpgid(0, 0) = 0 executing program [pid 4136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4135] <... write resumed>) = 18 [pid 4136] <... openat resumed>) = 3 [pid 4135] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4136] write(3, "1000", 4) = 4 [pid 4136] close(3) = 0 [pid 4136] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4135] <... close_range resumed>) = 0 [pid 4135] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4136] write(1, "executing program\n", 18 [pid 4135] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 4135] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4136] <... write resumed>) = 18 [pid 4135] <... mount resumed>) = 0 [pid 4135] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4135] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4135] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4135] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4135] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 298] fstat(3 [pid 4135] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4135] creat(NULL, 0732 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 4135] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4135] exit_group(0 [pid 301] umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4135] <... exit_group resumed>) = ? [pid 302] umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4136] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./770/binderfs" [pid 298] newfstatat(AT_FDCWD, "./740/binderfs" [pid 4136] <... close_range resumed>) = 0 [pid 4135] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] unlink("./770/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./740/binderfs" [pid 302] fstat(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./794/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] unlink("./794/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4136] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 298] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./770/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./740/tracing" [pid 302] newfstatat(AT_FDCWD, "./794/tracing" [pid 301] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./770/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./740/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./794/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./740/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 301] getdents64(4 [pid 299] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 299] umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4136] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 302] getdents64(4 [pid 301] close(4 [pid 299] newfstatat(AT_FDCWD, "./757/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 301] rmdir("./770/tracing" [pid 299] unlink("./757/binderfs" [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4136] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./794/tracing" [pid 301] getdents64(3 [pid 299] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4136] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 4136] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 301] close(3 [pid 299] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4136] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4136] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 301] rmdir("./770" [pid 299] newfstatat(AT_FDCWD, "./757/tracing" [pid 298] close(4 [pid 302] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./794" [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4136] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./771", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./795", 0777 [pid 299] openat(AT_FDCWD, "./757/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4136] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./740/tracing" [pid 4136] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4136] creat(NULL, 0732 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 4136] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4137 [pid 299] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4136] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4138 [pid 299] rmdir("./757/tracing"ci2-android-5-10/strace-static-x86_64: Process 4137 attached [pid 4136] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./757" [pid 4136] +++ exited with 0 +++ [pid 4137] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4136, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] mkdir("./758", 0777 [pid 298] rmdir("./740" [pid 4137] <... set_robust_list resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 4137] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4139 [pid 298] mkdir("./741", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4138 attached [pid 4138] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4138] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4137] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4138] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4138] chdir("./771") = 0 [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-android-5-10/strace-static-x86_64: Process 4139 attached [pid 4137] chdir("./795" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4138] setpgid(0, 0) = 0 [pid 4139] set_robust_list(0x555557559760, 24 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4137] <... chdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4138] <... openat resumed>) = 3 [pid 4138] write(3, "1000", 4) = 4 [pid 4138] close(3) = 0 [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4140 [pid 4139] <... set_robust_list resumed>) = 0 [pid 4138] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4137] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4138] write(1, "executing program\n", 18) = 18 executing program [pid 4138] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4138] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4139] rt_sigprocmask(SIG_SETMASK, [] [pid 4138] <... mkdirat resumed>) = 0 [pid 4137] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4138] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4139] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4138] <... mount resumed>) = 0 [pid 4137] <... setpgid resumed>) = 0 [pid 4138] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4138] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4138] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4138] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4138] exit_group(0 [pid 4137] <... openat resumed>) = 3 [pid 4138] <... exit_group resumed>) = ? [pid 4139] chdir("./758" [pid 4138] +++ exited with 0 +++ [pid 4137] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 4140 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... restart_syscall resumed>) = 0 [pid 4137] <... write resumed>) = 4 [pid 4139] <... chdir resumed>) = 0 [pid 300] umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4137] close(3 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4137] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 4139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./767/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4137] <... symlink resumed>) = 0 [pid 300] unlink("./767/binderfs" [pid 4139] <... prctl resumed>) = 0 [pid 4137] write(1, "executing program\n", 18 [pid 300] <... unlink resumed>) = 0 executing program [pid 300] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4137] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = 0 [pid 4139] setpgid(0, 0 [pid 4137] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./767/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4139] <... setpgid resumed>) = 0 [pid 4137] <... close_range resumed>) = 0 [pid 300] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./767/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 4137] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4137] <... mkdirat resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./767/tracing" [pid 4139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4137] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./767" [pid 4137] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4139] <... openat resumed>) = 3 [pid 4137] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./768", 0777 [pid 4140] set_robust_list(0x555557559760, 24 [pid 4139] write(3, "1000", 4 [pid 4137] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4140] <... set_robust_list resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4140] rt_sigprocmask(SIG_SETMASK, [] [pid 4137] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4139] <... write resumed>) = 4 [pid 301] umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4141 attached [pid 4140] chdir("./741" [pid 4139] close(3 [pid 4137] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4140] <... chdir resumed>) = 0 [pid 4137] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4141 [pid 4140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4140] <... prctl resumed>) = 0 [pid 4139] <... close resumed>) = 0 [pid 4137] creat(NULL, 0732 [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4140] setpgid(0, 0 [pid 4139] symlink("/dev/binderfs", "./binderfs" [pid 4137] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4140] <... setpgid resumed>) = 0 [pid 4137] exit_group(0 [pid 301] getdents64(3 [pid 4137] <... exit_group resumed>) = ? [pid 4140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4140] <... openat resumed>) = 3 [pid 4140] write(3, "1000", 4) = 4 [pid 4137] +++ exited with 0 +++ [pid 301] umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4140] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4140] <... close resumed>) = 0 [pid 4139] <... symlink resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4140] symlink("/dev/binderfs", "./binderfs" [pid 4139] write(1, "executing program\n", 18 [pid 301] newfstatat(AT_FDCWD, "./771/binderfs" [pid 4140] <... symlink resumed>) = 0 [pid 4139] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4140] write(1, "executing program\n", 18 [pid 4139] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] unlink("./771/binderfs" [pid 4140] <... write resumed>) = 18 [pid 4140] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 4140] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4139] <... close_range resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4141] set_robust_list(0x555557559760, 24 [pid 4140] <... mkdirat resumed>) = 0 [pid 4139] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4140] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4140] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4140] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4139] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./771/tracing" [pid 4139] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4140] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4140] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4139] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4140] openat(AT_FDCWD, NULL, O_WRONLY [pid 4139] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] openat(AT_FDCWD, "./771/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4140] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 4140] creat(NULL, 0732 [pid 4139] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 4140] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4139] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4141] <... set_robust_list resumed>) = 0 [pid 4140] exit_group(0) = ? [pid 4140] +++ exited with 0 +++ [pid 4139] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 4141] rt_sigprocmask(SIG_SETMASK, [] [pid 4139] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 4139] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4141] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 4139] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 4139] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./771/tracing" [pid 4141] chdir("./768" [pid 301] <... rmdir resumed>) = 0 [pid 4141] <... chdir resumed>) = 0 [pid 4139] exit_group(0 [pid 301] getdents64(3 [pid 4141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4139] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4141] <... prctl resumed>) = 0 [pid 301] close(3 [pid 4141] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 4141] <... setpgid resumed>) = 0 [pid 301] rmdir("./771" [pid 4141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4141] write(3, "1000", 4 [pid 301] mkdir("./772", 0777 [pid 4141] <... write resumed>) = 4 [pid 4141] close(3) = 0 [pid 4141] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4141] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4139] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4141] <... write resumed>) = 18 [pid 4141] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4141] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4142 [pid 4141] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4141] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4141] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4141] write(3, "p:s/p ./file0:0", 15 [pid 302] <... restart_syscall resumed>) = 0 [pid 4141] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4141] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4141] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4141] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4141] exit_group(0 [pid 302] <... openat resumed>) = 3 [pid 4141] <... exit_group resumed>) = ? [pid 302] fstat(3 [pid 4141] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./795/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./795/binderfs") = 0 [pid 302] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4142 attached ) = 0 [pid 4142] set_robust_list(0x555557559760, 24 [pid 302] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4142] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4142] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./795/tracing" [pid 4142] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4142] chdir("./772" [pid 302] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4142] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./795/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 4142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4142] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 300] umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(4 [pid 299] openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rmdir("./795/tracing" [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 4142] setpgid(0, 0) = 0 [pid 4142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4142] <... openat resumed>) = 3 [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4142] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./795" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4142] <... write resumed>) = 4 [pid 4142] close(3) = 0 [pid 4142] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./768/binderfs" [pid 302] mkdir("./796", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4142] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] unlink("./768/binderfs" [pid 299] newfstatat(AT_FDCWD, "./758/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4142] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./758/binderfs" [pid 4142] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4142] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4142] <... mkdirat resumed>) = 0 [pid 300] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4143 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 4142] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./768/tracing" [pid 299] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./758/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./768/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] openat(AT_FDCWD, "./758/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 300] getdents64(4 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4142] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 4142] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 300] rmdir("./768/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4142] <... openat resumed>) = 3 [pid 4142] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 300] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./741/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] rmdir("./758/tracing" [pid 298] unlink("./741/binderfs" [pid 300] <... close resumed>) = 0 [pid 4142] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4142] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 4143 attached ) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4143] set_robust_list(0x555557559760, 24 [pid 4142] exit_group(0 [pid 300] rmdir("./768" [pid 299] getdents64(3 [pid 298] <... unlink resumed>) = 0 [pid 4143] <... set_robust_list resumed>) = 0 [pid 4142] <... exit_group resumed>) = ? [pid 4143] rt_sigprocmask(SIG_SETMASK, [] [pid 4142] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./769", 0777 [pid 299] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = 0 [pid 4143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4143] chdir("./796") = 0 [pid 4143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 298] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./758" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4143] <... prctl resumed>) = 0 [pid 4143] setpgid(0, 0) = 0 [pid 4143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./741/tracing" [pid 301] umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./759", 0777 [pid 4143] <... openat resumed>) = 3 [pid 4143] write(3, "1000", 4) = 4 [pid 4143] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4143] <... close resumed>) = 0 [pid 4143] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4144 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./741/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4143] write(1, "executing program\n", 18) = 18 [pid 4143] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4143] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] getdents64(3 [pid 298] openat(AT_FDCWD, "./741/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4145 attached [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4145 [pid 301] umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./772/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4143] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(4 [pid 301] unlink("./772/binderfs" [pid 4143] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 4143] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 301] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./741/tracing" [pid 301] newfstatat(AT_FDCWD, "./772/tracing" [pid 4143] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 301] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4143] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./772/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 4143] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4144 attached [pid 4143] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 4145] set_robust_list(0x555557559760, 24 [pid 4144] set_robust_list(0x555557559760, 24 [pid 4143] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 298] rmdir("./741" [pid 4144] <... set_robust_list resumed>) = 0 [pid 4143] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4145] <... set_robust_list resumed>) = 0 [pid 4144] rt_sigprocmask(SIG_SETMASK, [] [pid 4143] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 4145] rt_sigprocmask(SIG_SETMASK, [] [pid 4144] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4143] exit_group(0 [pid 298] mkdir("./742", 0777 [pid 4145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4144] chdir("./769" [pid 4143] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4145] chdir("./759" [pid 4144] <... chdir resumed>) = 0 [pid 4143] +++ exited with 0 +++ [pid 298] <... mkdir resumed>) = 0 [pid 4145] <... chdir resumed>) = 0 [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4144] <... prctl resumed>) = 0 [pid 301] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 4145] <... prctl resumed>) = 0 [pid 4144] setpgid(0, 0 [pid 4145] setpgid(0, 0 [pid 4144] <... setpgid resumed>) = 0 [pid 4145] <... setpgid resumed>) = 0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4144] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./772/tracing" [pid 4145] <... openat resumed>) = 3 [pid 4144] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4146 [pid 302] umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 302] fstat(3 [pid 301] rmdir("./772" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4145] write(3, "1000", 4 [pid 4144] <... write resumed>) = 4 [pid 4145] <... write resumed>) = 4 [pid 4144] close(3 [pid 4145] close(3 [pid 4144] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] mkdir("./773", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4145] <... close resumed>) = 0 [pid 4144] symlink("/dev/binderfs", "./binderfs" [pid 4145] symlink("/dev/binderfs", "./binderfs" [pid 4144] <... symlink resumed>) = 0 [pid 302] umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 4145] <... symlink resumed>) = 0 [pid 4144] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4146 attached [pid 302] newfstatat(AT_FDCWD, "./796/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 4145] write(1, "executing program\n", 18 [pid 4144] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4145] <... write resumed>) = 18 [pid 4144] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] unlink("./796/binderfs" [pid 4145] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4144] <... close_range resumed>) = 0 [pid 4145] <... close_range resumed>) = 0 executing program [pid 4144] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4145] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4144] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4146] set_robust_list(0x555557559760, 24 [pid 4145] <... mkdirat resumed>) = 0 [pid 4144] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4147 [pid 4146] <... set_robust_list resumed>) = 0 [pid 4145] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4144] <... mount resumed>) = 0 [pid 4145] <... mount resumed>) = 0 [pid 4144] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4145] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4144] <... openat resumed>) = 3 [pid 302] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4145] <... openat resumed>) = 3 [pid 4144] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4145] write(3, "p:s/p ./file0:0", 15 [pid 4144] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4145] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4144] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./796/tracing" [pid 4146] rt_sigprocmask(SIG_SETMASK, [] [pid 4145] openat(AT_FDCWD, NULL, O_WRONLY [pid 4144] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4146] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4145] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4144] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4145] creat(NULL, 0732 [pid 4144] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4145] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4144] exit_group(0 [pid 302] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4146] chdir("./742" [pid 4145] exit_group(0 [pid 4144] <... exit_group resumed>) = ? [pid 4146] <... chdir resumed>) = 0 [pid 4145] <... exit_group resumed>) = ? [pid 4144] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4145] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./796/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4147 attached [pid 302] <... openat resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4147] set_robust_list(0x555557559760, 24 [pid 302] fstat(4 [pid 4147] <... set_robust_list resumed>) = 0 [pid 300] umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4147] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4146] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 3 [pid 4146] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 4146] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 302] rmdir("./796/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4147] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4147] chdir("./773") = 0 [pid 4147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./769/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] unlink("./769/binderfs" [pid 299] umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./796" [pid 4147] <... prctl resumed>) = 0 [pid 4147] setpgid(0, 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4147] <... setpgid resumed>) = 0 [pid 4147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./759/binderfs" [pid 302] mkdir("./797", 0777 [pid 4147] write(3, "1000", 4 [pid 4146] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4147] <... write resumed>) = 4 [pid 4147] close(3) = 0 [pid 4147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4146] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] unlink("./759/binderfs" [pid 4146] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4147] write(1, "executing program\n", 18 [pid 299] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4146] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 300] newfstatat(AT_FDCWD, "./769/tracing" [pid 299] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4146] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4147] <... write resumed>) = 18 [pid 4147] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4147] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4146] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4148 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4147] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./759/tracing" [pid 300] openat(AT_FDCWD, "./769/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 4146] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4146] write(1, "executing program\n", 18 [pid 299] openat(AT_FDCWD, "./759/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 4147] <... mount resumed>) = 0 [pid 4146] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 4146] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 299] fstat(4 [pid 4146] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 299] getdents64(4 [pid 4147] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./769/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4147] <... openat resumed>) = 3 [pid 4147] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4146] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 300] close(3 [pid 4147] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 4147] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 4147] creat(NULL, 0732 [pid 299] rmdir("./759/tracing" [pid 300] rmdir("./769" [pid 4147] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4147] exit_group(0) = ? [pid 4147] +++ exited with 0 +++ [pid 4146] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4146] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] mkdir("./770", 0777 [pid 299] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4148 attached [pid 4148] set_robust_list(0x555557559760, 24) = 0 [pid 4148] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4146] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 4148] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4148] chdir("./797") = 0 [pid 4148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4148] setpgid(0, 0) = 0 [pid 299] <... close resumed>) = 0 [pid 4146] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4149 [pid 299] rmdir("./759" [pid 4148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4148] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4146] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./760", 0777 [pid 4146] write(3, "p:s/p ./file0:0", 15 [pid 4148] write(3, "1000", 4) = 4 [pid 4148] close(3) = 0 [pid 4148] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 executing program [pid 4148] <... symlink resumed>) = 0 [pid 4146] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4146] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4146] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4148] write(1, "executing program\n", 18) = 18 [pid 4148] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4148] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4150 attached ) = 0 [pid 4146] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 4146] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4150 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4148] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4146] exit_group(0 [pid 301] umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4146] <... exit_group resumed>) = ? [pid 4148] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4148] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./773/binderfs" [pid 4148] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4148] write(3, "p:s/p ./file0:0", 15 [pid 301] unlink("./773/binderfs" [pid 4148] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4148] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... unlink resumed>) = 0 [pid 4148] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4146] +++ exited with 0 +++ [pid 301] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4148] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4148] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./773/tracing" [pid 4148] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4148] <... exit_group resumed>) = ? [pid 301] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4149 attached [pid 4150] set_robust_list(0x555557559760, 24 [pid 4148] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./773/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4149] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 4 [pid 4149] <... set_robust_list resumed>) = 0 [pid 301] fstat(4 [pid 4149] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4150] <... set_robust_list resumed>) = 0 [pid 301] getdents64(4 [pid 4149] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4149] chdir("./770" [pid 301] getdents64(4 [pid 4149] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] close(4 [pid 4149] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4149] setpgid(0, 0 [pid 301] rmdir("./773/tracing" [pid 4149] <... setpgid resumed>) = 0 [pid 4149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4149] write(3, "1000", 4 [pid 301] getdents64(3 [pid 4149] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4149] close(3 [pid 301] close(3 [pid 4149] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4149] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./773" [pid 4149] <... symlink resumed>) = 0 [pid 4149] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 4149] <... write resumed>) = 18 [pid 301] mkdir("./774", 0777 [pid 4149] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4149] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4150] rt_sigprocmask(SIG_SETMASK, [] [pid 4149] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4149] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4150] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4149] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4149] <... openat resumed>) = 3 [pid 4149] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4149] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4151 [pid 302] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4149] creat(NULL, 0732 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 4149] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4149] exit_group(0 [pid 302] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4149] <... exit_group resumed>) = ? [pid 4150] chdir("./760" [pid 4149] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4151 attached ) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./797/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4150] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./797/binderfs" [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4151] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4150] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4150] setpgid(0, 0 [pid 298] fstat(3 [pid 4151] rt_sigprocmask(SIG_SETMASK, [] [pid 4150] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./797/tracing" [pid 298] umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./742/binderfs" [pid 4150] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4151] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./797/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4150] write(3, "1000", 4 [pid 4151] chdir("./774" [pid 4150] <... write resumed>) = 4 [pid 4150] close(3) = 0 [pid 4150] symlink("/dev/binderfs", "./binderfs" [pid 4151] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 executing program [pid 298] unlink("./742/binderfs" [pid 4150] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 4151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4151] <... prctl resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] close(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 302] rmdir("./797/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./742/tracing" [pid 4151] setpgid(0, 0 [pid 4150] write(1, "executing program\n", 18 [pid 4151] <... setpgid resumed>) = 0 [pid 4150] <... write resumed>) = 18 [pid 4151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4150] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./742/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./770/binderfs" [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] unlink("./770/binderfs" [pid 298] openat(AT_FDCWD, "./742/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./797" [pid 4151] <... openat resumed>) = 3 [pid 4150] <... close_range resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4151] write(3, "1000", 4 [pid 4150] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4151] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 4151] close(3 [pid 4150] <... mkdirat resumed>) = 0 [pid 302] mkdir("./798", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4151] <... close resumed>) = 0 [pid 4150] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4151] symlink("/dev/binderfs", "./binderfs" [pid 4150] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./770/tracing" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4151] <... symlink resumed>) = 0 [pid 4150] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4151] write(1, "executing program\n", 18 [pid 4150] <... openat resumed>) = 3 [pid 4151] <... write resumed>) = 18 [pid 4150] write(3, "p:s/p ./file0:0", 15 executing program [pid 300] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4152 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 4151] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4150] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./770/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./742/tracing" [pid 300] fstat(4 [pid 4151] <... close_range resumed>) = 0 [pid 4150] openat(AT_FDCWD, NULL, O_WRONLY [pid 4151] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4150] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4152 attached [pid 4150] creat(NULL, 0732 [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 4152] set_robust_list(0x555557559760, 24 [pid 4151] <... mkdirat resumed>) = 0 [pid 4150] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4150] exit_group(0 [pid 300] getdents64(4 [pid 298] close(3 [pid 4150] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 4152] <... set_robust_list resumed>) = 0 [pid 4151] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(4 [pid 298] rmdir("./742" [pid 300] <... close resumed>) = 0 [pid 4152] rt_sigprocmask(SIG_SETMASK, [] [pid 4151] <... mount resumed>) = 0 [pid 4150] +++ exited with 0 +++ [pid 300] rmdir("./770/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4152] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4151] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4151] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] mkdir("./743", 0777 [pid 4152] chdir("./798" [pid 4151] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4152] <... chdir resumed>) = 0 [pid 4151] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./770" [pid 4152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4151] openat(AT_FDCWD, NULL, O_WRONLY [pid 4152] <... prctl resumed>) = 0 [pid 4151] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4152] setpgid(0, 0 [pid 4151] creat(NULL, 0732 [pid 4152] <... setpgid resumed>) = 0 [pid 4151] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4151] exit_group(0 [pid 4152] <... openat resumed>) = 3 [pid 4151] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4153 ci2-android-5-10/strace-static-x86_64: Process 4153 attached [pid 300] mkdir("./771", 0777 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4153] set_robust_list(0x555557559760, 24 [pid 4152] write(3, "1000", 4 [pid 4151] +++ exited with 0 +++ [pid 4152] <... write resumed>) = 4 [pid 4152] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4152] <... close resumed>) = 0 [pid 4152] symlink("/dev/binderfs", "./binderfs" [pid 4153] <... set_robust_list resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4152] <... symlink resumed>) = 0 [pid 4152] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 4154 attached executing program [pid 4153] rt_sigprocmask(SIG_SETMASK, [] [pid 4152] <... write resumed>) = 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4154 [pid 4153] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4152] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4153] chdir("./743" [pid 4152] <... close_range resumed>) = 0 [pid 4153] <... chdir resumed>) = 0 [pid 4152] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4152] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4152] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4153] <... prctl resumed>) = 0 [pid 4153] setpgid(0, 0 [pid 4152] <... mount resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4152] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4153] <... setpgid resumed>) = 0 [pid 299] umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4152] <... openat resumed>) = 3 [pid 301] umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4152] write(3, "p:s/p ./file0:0", 15 [pid 4153] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 4153] write(3, "1000", 4 [pid 299] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 4153] <... write resumed>) = 4 [pid 4152] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 4152] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4153] close(3 [pid 4152] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 4153] <... close resumed>) = 0 [pid 301] umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4153] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4152] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4153] <... symlink resumed>) = 0 [pid 4152] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./774/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4152] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4154] set_robust_list(0x555557559760, 24 [pid 4153] write(1, "executing program\n", 18 executing program [pid 301] unlink("./774/binderfs" [pid 299] newfstatat(AT_FDCWD, "./760/binderfs" [pid 4154] <... set_robust_list resumed>) = 0 [pid 4153] <... write resumed>) = 18 [pid 4152] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4153] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./760/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4154] rt_sigprocmask(SIG_SETMASK, [] [pid 4153] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4154] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4153] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4154] chdir("./771" [pid 301] newfstatat(AT_FDCWD, "./774/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 4154] <... chdir resumed>) = 0 [pid 4154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4154] setpgid(0, 0) = 0 [pid 4154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4153] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4154] <... openat resumed>) = 3 [pid 4153] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./760/tracing" [pid 301] openat(AT_FDCWD, "./774/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4154] write(3, "1000", 4 [pid 301] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./760/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4153] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 4153] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 301] close(4 [pid 4153] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4154] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(4 [pid 4153] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./774/tracing" [pid 299] close(4 [pid 302] newfstatat(AT_FDCWD, "./798/binderfs" [pid 4154] close(3) = 0 [pid 4154] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4153] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4153] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] unlink("./798/binderfs" [pid 301] getdents64(3 [pid 299] rmdir("./760/tracing" [pid 4154] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 4154] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4154] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4153] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 4154] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4153] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = 0 [pid 301] close(3 [pid 299] getdents64(3 [pid 4153] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 4154] <... mount resumed>) = 0 [pid 4153] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./774" [pid 299] close(3 [pid 4153] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./798/tracing" [pid 4154] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4154] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4154] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./775", 0777 [pid 299] rmdir("./760" [pid 4154] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4154] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4154] exit_group(0) = ? [pid 4154] +++ exited with 0 +++ [pid 4153] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./798/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./761", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4155 attached [pid 302] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4155 [pid 302] rmdir("./798/tracing") = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4156 [pid 298] umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./798" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4156 attached [pid 4155] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 302] mkdir("./799", 0777 [pid 4155] <... set_robust_list resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 4155] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4155] chdir("./775" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 4155] <... chdir resumed>) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4157 attached [pid 4156] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4157 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4155] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4155] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4155] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./771/binderfs" [pid 298] newfstatat(AT_FDCWD, "./743/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./771/binderfs" [pid 298] unlink("./743/binderfs" [pid 4156] <... set_robust_list resumed>) = 0 [pid 4157] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 4156] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 4155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4157] <... set_robust_list resumed>) = 0 [pid 4156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4157] rt_sigprocmask(SIG_SETMASK, [] [pid 4156] chdir("./761" [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4155] <... openat resumed>) = 3 [pid 300] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4156] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4155] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./771/tracing" [pid 298] newfstatat(AT_FDCWD, "./743/tracing" [pid 4155] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4155] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4155] <... close resumed>) = 0 [pid 298] umount2("./743/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4157] chdir("./799" [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4157] <... chdir resumed>) = 0 [pid 4156] <... prctl resumed>) = 0 [pid 4155] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4156] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./771/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./743/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4157] <... prctl resumed>) = 0 [pid 4156] <... setpgid resumed>) = 0 executing program [pid 300] <... openat resumed>) = 4 [pid 4157] setpgid(0, 0 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4155] <... symlink resumed>) = 0 [pid 300] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 4155] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 300] getdents64(4 [pid 4155] <... write resumed>) = 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4157] <... setpgid resumed>) = 0 [pid 4156] <... openat resumed>) = 3 [pid 4155] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 4155] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4155] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 4157] <... openat resumed>) = 3 [pid 4156] write(3, "1000", 4 [pid 4155] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4157] write(3, "1000", 4 [pid 4156] <... write resumed>) = 4 [pid 4155] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 298] close(4 [pid 300] rmdir("./771/tracing" [pid 298] <... close resumed>) = 0 [pid 4157] <... write resumed>) = 4 [pid 4156] close(3 [pid 4157] close(3 [pid 4156] <... close resumed>) = 0 [pid 4157] <... close resumed>) = 0 [pid 4156] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./743/tracing" [pid 300] getdents64(3 [pid 4157] symlink("/dev/binderfs", "./binderfs" [pid 4156] <... symlink resumed>) = 0 [pid 4155] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4155] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(3 [pid 298] getdents64(3 [pid 4157] <... symlink resumed>) = 0 [pid 4156] write(1, "executing program\n", 18 [pid 4155] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4155] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./771" [pid 298] close(3 [pid 4157] write(1, "executing program\n", 18 [pid 4156] <... write resumed>) = 18 [pid 4157] <... write resumed>) = 18 [pid 4156] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4157] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4156] <... close_range resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4157] <... close_range resumed>) = 0 [pid 4156] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4155] <... write resumed>) = -1 ENOENT (No such file or directory) executing program executing program [pid 300] mkdir("./772", 0777 [pid 298] <... close resumed>) = 0 [pid 4155] openat(AT_FDCWD, NULL, O_WRONLY [pid 4157] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4156] <... mkdirat resumed>) = 0 [pid 4155] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./743" [pid 4157] <... mkdirat resumed>) = 0 [pid 4156] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4155] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4157] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4156] <... mount resumed>) = 0 [pid 4155] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4157] <... mount resumed>) = 0 [pid 4156] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4155] exit_group(0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4157] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4156] <... openat resumed>) = 3 [pid 4155] <... exit_group resumed>) = ? [pid 298] mkdir("./744", 0777 [pid 4157] <... openat resumed>) = 3 [pid 4156] write(3, "p:s/p ./file0:0", 15 [pid 4157] write(3, "p:s/p ./file0:0", 15 [pid 4156] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4157] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4156] openat(AT_FDCWD, NULL, O_WRONLY [pid 4157] openat(AT_FDCWD, NULL, O_WRONLY [pid 4156] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4157] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4156] creat(NULL, 0732 [pid 298] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4158 [pid 4157] creat(NULL, 0732 [pid 4156] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4157] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4156] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4157] exit_group(0 [pid 4156] <... exit_group resumed>) = ? [pid 4155] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4158 attached [pid 4157] <... exit_group resumed>) = ? [pid 4156] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4159 attached [pid 4158] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4159] set_robust_list(0x555557559760, 24 [pid 4158] <... set_robust_list resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4159 [pid 4159] <... set_robust_list resumed>) = 0 [pid 4158] rt_sigprocmask(SIG_SETMASK, [] [pid 4157] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4159] rt_sigprocmask(SIG_SETMASK, [] [pid 4158] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4159] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4158] chdir("./772" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4159] chdir("./744" [pid 4158] <... chdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4159] <... chdir resumed>) = 0 [pid 4159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4159] <... prctl resumed>) = 0 [pid 4159] setpgid(0, 0) = 0 [pid 4159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4158] <... prctl resumed>) = 0 [pid 4158] setpgid(0, 0) = 0 [pid 4158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4159] <... openat resumed>) = 3 [pid 4158] write(3, "1000", 4) = 4 [pid 4158] close(3) = 0 [pid 4158] symlink("/dev/binderfs", "./binderfs" [pid 4159] write(3, "1000", 4 [pid 4158] <... symlink resumed>) = 0 [pid 4158] write(1, "executing program\n", 18) = 18 executing program [pid 4158] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4158] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4159] <... write resumed>) = 4 [pid 4158] <... mkdirat resumed>) = 0 [pid 4158] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4159] close(3 [pid 4158] <... mount resumed>) = 0 [pid 4158] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4158] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4159] <... close resumed>) = 0 [pid 4158] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... restart_syscall resumed>) = 0 [pid 4159] symlink("/dev/binderfs", "./binderfs" [pid 4158] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4158] creat(NULL, 0732 [pid 301] umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4158] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4158] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4159] <... symlink resumed>) = 0 [pid 4158] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 4159] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 299] umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4159] <... write resumed>) = 18 [pid 302] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4159] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 301] getdents64(3 [pid 299] openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4159] <... close_range resumed>) = 0 [pid 4158] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 4159] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 302] umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4159] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./775/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4159] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./799/binderfs" [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./799/binderfs" [pid 301] unlink("./775/binderfs" [pid 299] umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./761/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] unlink("./761/binderfs" [pid 302] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4159] <... mount resumed>) = 0 [pid 301] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4159] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./799/tracing" [pid 301] newfstatat(AT_FDCWD, "./775/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4159] <... openat resumed>) = 3 [pid 302] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 4159] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./799/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./761/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./775/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4159] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4159] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4159] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4159] creat(NULL, 0732 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./761/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4159] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 302] close(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 302] rmdir("./799/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 300] umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4159] exit_group(0 [pid 302] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4159] <... exit_group resumed>) = ? [pid 302] close(3 [pid 301] rmdir("./775/tracing" [pid 300] openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./799" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] fstat(3 [pid 299] close(4 [pid 302] mkdir("./800", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 4159] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 299] rmdir("./761/tracing" [pid 301] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./775" [pid 299] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./776", 0777) = 0 [pid 300] newfstatat(AT_FDCWD, "./772/binderfs" [pid 299] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4160 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] unlink("./772/binderfs" [pid 299] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4160 attached ci2-android-5-10/strace-static-x86_64: Process 4161 attached [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./761" [pid 4161] set_robust_list(0x555557559760, 24 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4161 [pid 300] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4161] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4161] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4161] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4161] chdir("./776") = 0 [pid 299] mkdir("./762", 0777 [pid 4161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4161] setpgid(0, 0) = 0 [pid 4161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./772/tracing" [pid 4161] write(3, "1000", 4) = 4 [pid 4161] close(3) = 0 [pid 4161] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4162 [pid 300] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4161] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./772/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4161] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 [pid 4161] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] fstat(4 [pid 4161] <... close_range resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4161] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 4161] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4160] set_robust_list(0x555557559760, 24 [pid 300] getdents64(4 [pid 4161] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4161] <... mount resumed>) = 0 [pid 300] close(4 [pid 4161] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... close resumed>) = 0 [pid 4161] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./772/tracing" [pid 4161] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4161] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4161] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 4161] exit_group(0 [pid 300] getdents64(3 [pid 4161] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4162 attached [pid 4160] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4162] set_robust_list(0x555557559760, 24 [pid 4161] +++ exited with 0 +++ [pid 4160] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(3 [pid 4162] <... set_robust_list resumed>) = 0 [pid 4160] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4162] rt_sigprocmask(SIG_SETMASK, [] [pid 4160] chdir("./800" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./772" [pid 4160] <... chdir resumed>) = 0 [pid 4160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4160] setpgid(0, 0) = 0 [pid 4160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 4162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4160] <... openat resumed>) = 3 [pid 300] mkdir("./773", 0777 [pid 4160] write(3, "1000", 4) = 4 [pid 4160] close(3 [pid 4162] chdir("./762" [pid 4160] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4162] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4162] <... prctl resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4160] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4162] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 4163 attached ) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4163 [pid 4160] write(1, "executing program\n", 18) = 18 [pid 4160] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4160] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4163] set_robust_list(0x555557559760, 24 [pid 4162] <... openat resumed>) = 3 [pid 4160] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4162] write(3, "1000", 4 [pid 4160] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4163] <... set_robust_list resumed>) = 0 [pid 4162] <... write resumed>) = 4 [pid 4160] <... mount resumed>) = 0 [pid 4162] close(3 [pid 4160] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4162] <... close resumed>) = 0 [pid 4160] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4162] symlink("/dev/binderfs", "./binderfs" [pid 4160] write(3, "p:s/p ./file0:0", 15 [pid 298] openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4160] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 3 [pid 4160] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(3 [pid 4162] <... symlink resumed>) = 0 [pid 4160] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4162] write(1, "executing program\n", 18 executing program [pid 4160] creat(NULL, 0732 [pid 298] getdents64(3 [pid 4163] rt_sigprocmask(SIG_SETMASK, [] [pid 4162] <... write resumed>) = 18 [pid 4160] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4162] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4160] exit_group(0 [pid 298] umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4162] <... close_range resumed>) = 0 [pid 4160] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4163] chdir("./773" [pid 4162] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4160] +++ exited with 0 +++ [pid 298] newfstatat(AT_FDCWD, "./744/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./744/binderfs") = 0 [pid 4162] <... mkdirat resumed>) = 0 [pid 298] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4163] <... chdir resumed>) = 0 [pid 4162] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4162] <... mount resumed>) = 0 [pid 4163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4162] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4163] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4163] setpgid(0, 0 [pid 4162] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./744/tracing" [pid 4163] <... setpgid resumed>) = 0 [pid 4162] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4162] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 298] umount2("./744/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4163] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4163] write(3, "1000", 4 [pid 4162] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./744/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4162] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4162] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 4162] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 302] fstat(3 [pid 4162] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4162] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4163] <... write resumed>) = 4 [pid 4163] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 302] umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./800/binderfs" [pid 301] newfstatat(AT_FDCWD, "./776/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 302] unlink("./800/binderfs" [pid 301] unlink("./776/binderfs" [pid 298] <... close resumed>) = 0 [pid 4163] <... close resumed>) = 0 [pid 4163] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 4163] <... symlink resumed>) = 0 [pid 302] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 298] rmdir("./744/tracing" [pid 4163] write(1, "executing program\n", 18 [pid 301] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4163] <... write resumed>) = 18 [pid 4163] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4163] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 executing program [pid 302] <... umount2 resumed>) = 0 [pid 4163] <... mkdirat resumed>) = 0 [pid 4162] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 302] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./800/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./776/tracing" [pid 302] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./744" [pid 302] openat(AT_FDCWD, "./800/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4163] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4163] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4163] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./776/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 298] mkdir("./745", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 4163] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4163] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4163] exit_group(0 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 4163] <... exit_group resumed>) = ? [pid 4163] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(4 [pid 301] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./800/tracing"ci2-android-5-10/strace-static-x86_64: Process 4164 attached ) = 0 [pid 301] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(3 [pid 4164] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4164 [pid 4164] <... set_robust_list resumed>) = 0 [pid 302] close(3 [pid 301] rmdir("./776/tracing" [pid 302] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./800" [pid 4164] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] mkdir("./801", 0777 [pid 301] getdents64(3 [pid 4164] chdir("./745" [pid 302] <... mkdir resumed>) = 0 [pid 4164] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(3 [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4164] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4165 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4164] setpgid(0, 0 [pid 301] rmdir("./776" [pid 300] umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4165 attached [pid 4165] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4164] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./777", 0777 [pid 300] openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4165] chdir("./801") = 0 [pid 4165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4165] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4165] <... setpgid resumed>) = 0 [pid 300] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 4165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4165] write(3, "1000", 4) = 4 [pid 4165] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4166 [pid 300] umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4165] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4164] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./773/binderfs" [pid 4164] write(3, "1000", 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4164] <... write resumed>) = 4 [pid 300] unlink("./773/binderfs" [pid 4164] close(3 [pid 300] <... unlink resumed>) = 0 [pid 4164] <... close resumed>) = 0 [pid 300] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4165] <... symlink resumed>) = 0 [pid 4164] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 4165] write(1, "executing program\n", 18 [pid 300] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4165] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4165] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./773/tracing" [pid 4164] <... symlink resumed>) = 0 [pid 4165] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4164] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4164] <... write resumed>) = 18 [pid 300] openat(AT_FDCWD, "./773/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4165] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4164] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 executing program [pid 300] fstat(4 [pid 4164] <... close_range resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 4164] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./773/tracing" [pid 4165] <... mkdirat resumed>) = 0 [pid 4165] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4164] <... mkdirat resumed>) = 0 [pid 300] close(3) = 0 [pid 4164] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rmdir("./773" [pid 4165] <... mount resumed>) = 0 [pid 4165] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4165] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 4165] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4164] <... mount resumed>) = 0 [pid 300] mkdir("./774", 0777 [pid 4165] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4165] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4165] exit_group(0) = ? [pid 300] <... mkdir resumed>) = 0 [pid 4164] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4165] +++ exited with 0 +++ [pid 4164] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4164] write(3, "p:s/p ./file0:0", 15 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4166 attached [pid 4166] set_robust_list(0x555557559760, 24) = 0 [pid 4166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4166] chdir("./777") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4167 [pid 4166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4166] <... prctl resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4164] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4166] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4166] <... setpgid resumed>) = 0 [pid 299] openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4164] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 3 [pid 4164] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(3 [pid 4164] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(3 [pid 4164] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4164] exit_group(0 [pid 299] umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4164] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./762/binderfs" [pid 4166] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4166] write(3, "1000", 4 [pid 299] unlink("./762/binderfs" [pid 4166] <... write resumed>) = 4 [pid 4166] close(3) = 0 [pid 4166] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./762/tracing" [pid 4166] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4166] write(1, "executing program\n", 18 [pid 299] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4164] +++ exited with 0 +++ [pid 4166] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./762/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(4 executing program [pid 4166] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4166] <... close_range resumed>) = 0 [pid 299] getdents64(4 [pid 4166] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4166] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 4166] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4166] <... mount resumed>) = 0 [pid 299] close(4 [pid 4166] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... close resumed>) = 0 [pid 4166] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./762/tracing" [pid 4166] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4166] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4166] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4166] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 4166] +++ exited with 0 +++ [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4167 attached [pid 4167] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./762" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4167] chdir("./774") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./763", 0777 [pid 298] <... openat resumed>) = 3 [pid 4167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4167] setpgid(0, 0) = 0 [pid 4167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4167] <... openat resumed>) = 3 [pid 302] umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4167] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4167] <... write resumed>) = 4 [pid 4167] close(3) = 0 [pid 4167] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4168 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./745/binderfs" [pid 4167] write(1, "executing program\n", 18) = 18 [pid 4167] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 302] umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./745/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 4167] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./801/binderfs" [pid 298] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./801/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4167] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4167] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 301] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./745/tracing" [pid 302] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4167] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./801/tracing" [pid 301] getdents64(3 [pid 298] umount2("./745/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4167] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./745/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./801/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./777/binderfs" [pid 4167] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 298] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./777/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4167] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4167] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4167] creat(NULL, 0732 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 302] <... close resumed>) = 0 [pid 4167] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./801/tracing" [pid 301] newfstatat(AT_FDCWD, "./777/tracing" [pid 298] <... close resumed>) = 0 [pid 4167] exit_group(0) = ? [pid 4167] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./745/tracing" [pid 302] getdents64(3 [pid 301] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4168 attached [pid 4168] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./777/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 302] close(3 [pid 301] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 298] close(3 [pid 4168] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./801" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 4168] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4168] chdir("./763" [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./745" [pid 4168] <... chdir resumed>) = 0 [pid 302] mkdir("./802", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 4168] <... prctl resumed>) = 0 [pid 4168] setpgid(0, 0) = 0 [pid 4168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./746", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4168] write(3, "1000", 4) = 4 [pid 4168] close(3) = 0 [pid 4168] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./777/tracing" [pid 4168] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 3 [pid 4168] <... write resumed>) = 18 [pid 4168] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4168] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 4168] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4169 [pid 301] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 300] umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4168] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4168] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./777" [pid 300] newfstatat(AT_FDCWD, "./774/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4170 [pid 4168] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4168] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./778", 0777 [pid 300] unlink("./774/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4168] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4168] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4168] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 4168] <... exit_group resumed>) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4170 attached [pid 4168] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4169 attached [pid 4169] set_robust_list(0x555557559760, 24) = 0 [pid 4169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4169] chdir("./802") = 0 [pid 4169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4171 [pid 300] <... umount2 resumed>) = 0 [pid 4169] <... prctl resumed>) = 0 [pid 300] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./774/tracing" [pid 4169] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4169] <... setpgid resumed>) = 0 [pid 300] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4170] set_robust_list(0x555557559760, 24 [pid 4169] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./774/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4169] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 4169] <... write resumed>) = 4 [pid 4169] close(3) = 0 [pid 300] fstat(4 [pid 4169] symlink("/dev/binderfs", "./binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4170] <... set_robust_list resumed>) = 0 [pid 4169] <... symlink resumed>) = 0 [pid 300] getdents64(4 [pid 4169] write(1, "executing program\n", 18) = 18 [pid 4169] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4169] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 4169] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 4169] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 299] umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./774/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4169] <... mount resumed>) = 0 [pid 4169] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 4169] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 4169] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4169] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 300] rmdir("./774" [pid 4169] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4169] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4169] exit_group(0) = ? [pid 4170] rt_sigprocmask(SIG_SETMASK, [] [pid 4169] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4171 attached [pid 4171] set_robust_list(0x555557559760, 24) = 0 [pid 4171] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./775", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./763/binderfs" [pid 4171] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4170] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4171] chdir("./778" [pid 300] <... mkdir resumed>) = 0 [pid 4171] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] unlink("./763/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4171] <... prctl resumed>) = 0 [pid 4171] setpgid(0, 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 4170] chdir("./746") = 0 [pid 4170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4170] setpgid(0, 0) = 0 [pid 4170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4172 [pid 4170] write(3, "1000", 4) = 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4170] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4170] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./763/tracing" [pid 4170] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4171] <... setpgid resumed>) = 0 [pid 4170] <... symlink resumed>) = 0 [pid 299] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4170] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4170] <... write resumed>) = 18 [pid 4170] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] openat(AT_FDCWD, "./763/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4170] <... close_range resumed>) = 0 [pid 299] <... openat resumed>) = 4 executing program [pid 4170] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(4 [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4170] <... mkdirat resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4170] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4171] <... openat resumed>) = 3 [pid 4170] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4170] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4170] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4170] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 4170] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4171] write(3, "1000", 4 [pid 4170] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 4170] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4170] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./763/tracing" [pid 4171] <... write resumed>) = 4 [pid 4170] exit_group(0) = ? [pid 4171] close(3 [pid 4170] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4172 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 4171] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4172] set_robust_list(0x555557559760, 24 [pid 4171] symlink("/dev/binderfs", "./binderfs" [pid 299] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./763" [pid 302] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4172] <... set_robust_list resumed>) = 0 [pid 4172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4172] chdir("./775" [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] mkdir("./764", 0777 [pid 302] fstat(3 [pid 4172] <... chdir resumed>) = 0 [pid 4172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4172] setpgid(0, 0) = 0 [pid 4172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4171] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4172] write(3, "1000", 4 [pid 302] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4171] write(1, "executing program\n", 18 [pid 4172] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4171] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4171] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4172] close(3) = 0 [pid 4172] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4172] write(1, "executing program\n", 18) = 18 [pid 302] newfstatat(AT_FDCWD, "./802/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4173 [pid 4171] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4172] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4172] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4171] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./802/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4172] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 4172] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(3 [pid 4172] <... mount resumed>) = 0 [pid 4171] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4171] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4172] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4172] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./802/tracing" [pid 298] umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4171] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./746/binderfs" [pid 4171] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./802/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4171] <... openat resumed>) = 3 [pid 298] unlink("./746/binderfs" [pid 302] <... openat resumed>) = 4 [pid 4172] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 302] fstat(4 [pid 4171] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4172] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4172] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 298] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 4171] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] newfstatat(AT_FDCWD, "./746/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4171] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(4 [pid 298] umount2("./746/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./802/tracing" [pid 4171] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./746/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4172] exit_group(0) = ? [pid 4172] +++ exited with 0 +++ [pid 4171] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4171] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4173 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4171] exit_group(0 [pid 302] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 4173] set_robust_list(0x555557559760, 24 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./802" [pid 4171] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 4173] <... set_robust_list resumed>) = 0 [pid 4173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4173] chdir("./764" [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./803", 0777 [pid 298] close(4 [pid 4173] <... chdir resumed>) = 0 [pid 4173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4173] setpgid(0, 0) = 0 [pid 4173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rmdir("./746/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4173] <... openat resumed>) = 3 [pid 4173] write(3, "1000", 4) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 4173] close(3) = 0 [pid 4173] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4173] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4174 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4173] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./746" [pid 4173] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4173] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4171] +++ exited with 0 +++ [pid 300] umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./747", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4173] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4173] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 4173] <... openat resumed>) = 3 [pid 4173] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4173] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4175 [pid 4173] creat(NULL, 0732 [pid 300] umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./775/binderfs" [pid 4173] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4173] exit_group(0 [pid 300] unlink("./775/binderfs" [pid 4173] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4175 attached [pid 4173] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4174 attached [pid 4174] set_robust_list(0x555557559760, 24) = 0 [pid 4174] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4174] chdir("./803" [pid 300] newfstatat(AT_FDCWD, "./775/tracing" [pid 4174] <... chdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4174] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4174] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./775/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4174] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(4 [pid 4175] set_robust_list(0x555557559760, 24 [pid 4174] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4174] write(3, "1000", 4) = 4 [pid 300] getdents64(4 [pid 4174] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4174] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(4 [pid 4174] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4174] write(1, "executing program\n", 18 [pid 300] close(4 [pid 4174] <... write resumed>) = 18 [pid 4174] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4174] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 4175] <... set_robust_list resumed>) = 0 [pid 4174] <... mkdirat resumed>) = 0 [pid 300] rmdir("./775/tracing" [pid 4174] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4174] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4174] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 4174] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 4174] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4174] creat(NULL, 0732 [pid 300] close(3 [pid 4174] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 4174] exit_group(0 [pid 300] rmdir("./775" [pid 4174] <... exit_group resumed>) = ? [pid 4174] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4175] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./776", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4175] chdir("./747" [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4175] <... chdir resumed>) = 0 [pid 4175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4175] setpgid(0, 0) = 0 [pid 4175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4175] write(3, "1000", 4) = 4 [pid 4175] close(3) = 0 [pid 4175] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 4175] <... symlink resumed>) = 0 [pid 4175] write(1, "executing program\n", 18) = 18 [pid 4175] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4176 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3 [pid 4175] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 301] umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./778/binderfs" [pid 299] newfstatat(AT_FDCWD, "./764/binderfs" [pid 4175] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./778/binderfs" [pid 299] unlink("./764/binderfs" [pid 4175] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4175] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4175] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4175] <... openat resumed>) = 3 [pid 4175] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./778/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4175] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./764/tracing" [pid 301] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./778/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4175] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./764/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 4175] creat(NULL, 0732 [pid 299] <... openat resumed>) = 4 [pid 4175] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 301] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4175] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 4175] <... exit_group resumed>) = ? [pid 4175] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] close(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... openat resumed>) = 3 [pid 301] rmdir("./778/tracing" [pid 299] <... close resumed>) = 0 [pid 302] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4176 attached [pid 4176] set_robust_list(0x555557559760, 24) = 0 [pid 4176] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./764/tracing" [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 4176] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4176] chdir("./776") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 302] umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 299] close(3 [pid 302] newfstatat(AT_FDCWD, "./803/binderfs" [pid 301] <... close resumed>) = 0 [pid 4176] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./803/binderfs" [pid 301] rmdir("./778" [pid 299] rmdir("./764" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4176] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4176] write(3, "1000", 4) = 4 [pid 4176] close(3) = 0 [pid 4176] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./765", 0777 [pid 298] fstat(3 [pid 302] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./779", 0777 [pid 4176] write(1, "executing program\n", 18) = 18 [pid 4176] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4176] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4176] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./803/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 302] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4176] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4176] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./803/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4176] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4176] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4176] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4178 [pid 302] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4177 [pid 298] newfstatat(AT_FDCWD, "./747/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] unlink("./747/binderfs" [pid 302] getdents64(4 [pid 4176] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4178 attached [pid 4176] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] close(4 [pid 298] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4177 attached [pid 302] rmdir("./803/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 4177] set_robust_list(0x555557559760, 24) = 0 [pid 4177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4177] chdir("./765") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./747/tracing" [pid 302] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./747/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./803" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4177] setpgid(0, 0) = 0 [pid 4177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./747/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./804", 0777 [pid 298] <... openat resumed>) = 4 [pid 4177] <... openat resumed>) = 3 [pid 4177] write(3, "1000", 4) = 4 [pid 4177] close(3) = 0 [pid 4177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4177] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 4177] <... write resumed>) = 18 [pid 4177] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4177] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4177] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4179 [pid 298] getdents64(4 [pid 4177] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 4177] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 300] umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./747/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4177] <... openat resumed>) = 3 [pid 4177] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 300] fstat(3 [pid 4177] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4177] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 298] close(3 [pid 4177] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./747" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4177] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4177] exit_group(0) = ? [pid 4178] set_robust_list(0x555557559760, 24 [pid 4177] +++ exited with 0 +++ [pid 300] newfstatat(AT_FDCWD, "./776/binderfs" [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4179 attached [pid 4179] set_robust_list(0x555557559760, 24) = 0 [pid 4179] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] mkdir("./748", 0777 [pid 300] unlink("./776/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4179] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4179] chdir("./804") = 0 [pid 4179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4179] setpgid(0, 0) = 0 [pid 4179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4179] <... openat resumed>) = 3 [pid 300] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4179] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = 0 [pid 4179] <... write resumed>) = 4 [pid 4179] close(3) = 0 [pid 4179] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4179] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4180 [pid 300] newfstatat(AT_FDCWD, "./776/tracing" [pid 4179] <... write resumed>) = 18 [pid 4179] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 300] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4179] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4179] <... mkdirat resumed>) = 0 [pid 4178] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./776/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4179] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 4 [pid 4179] <... mount resumed>) = 0 [pid 300] fstat(4 [pid 4179] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4179] <... openat resumed>) = 3 [pid 4179] write(3, "p:s/p ./file0:0", 15 [pid 4178] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 4179] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4178] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4179] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 4178] chdir("./779" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4179] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 4178] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./776/tracing" [pid 4179] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4179] exit_group(0) = ? [pid 4179] +++ exited with 0 +++ [pid 4178] <... prctl resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4178] setpgid(0, 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4180 attached [pid 4178] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 300] close(3 [pid 299] umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./776" [pid 299] openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4178] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 300] mkdir("./777", 0777 [pid 299] umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4178] write(3, "1000", 4 [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./765/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./765/binderfs" [pid 4178] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4178] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4178] <... close resumed>) = 0 [pid 302] umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./765/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./765/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] newfstatat(AT_FDCWD, "./804/binderfs" [pid 4178] symlink("/dev/binderfs", "./binderfs" [pid 299] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4181 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./804/binderfs" [pid 299] getdents64(4 [pid 4178] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4178] write(1, "executing program\n", 18 [pid 302] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 4180] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4180] <... set_robust_list resumed>) = 0 [pid 4178] <... write resumed>) = 18 executing program [pid 302] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 4180] rt_sigprocmask(SIG_SETMASK, [] [pid 4178] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 4180] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4178] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./804/tracing" [pid 299] rmdir("./765/tracing"ci2-android-5-10/strace-static-x86_64: Process 4181 attached [pid 4180] chdir("./748" [pid 4178] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4180] <... chdir resumed>) = 0 [pid 302] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4181] set_robust_list(0x555557559760, 24 [pid 4178] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./804/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 4181] <... set_robust_list resumed>) = 0 [pid 4180] <... prctl resumed>) = 0 [pid 4178] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 4 [pid 4180] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 302] fstat(4 [pid 4181] rt_sigprocmask(SIG_SETMASK, [] [pid 4178] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./765" [pid 4181] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4180] <... setpgid resumed>) = 0 [pid 4178] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4 [pid 4181] chdir("./777" [pid 4178] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rmdir resumed>) = 0 [pid 4181] <... chdir resumed>) = 0 [pid 4178] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 299] mkdir("./766", 0777 [pid 4181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4178] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4181] <... prctl resumed>) = 0 [pid 4178] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(4 [pid 4181] setpgid(0, 0 [pid 4178] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4181] <... setpgid resumed>) = 0 [pid 4178] creat(NULL, 0732 [pid 302] rmdir("./804/tracing" [pid 4181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4180] <... openat resumed>) = 3 [pid 4178] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4180] write(3, "1000", 4 [pid 4178] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4181] <... openat resumed>) = 3 [pid 4180] <... write resumed>) = 4 [pid 4178] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4180] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4180] <... close resumed>) = 0 [pid 302] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4182 [pid 4180] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4182 attached [pid 4181] write(3, "1000", 4 [pid 4180] <... symlink resumed>) = 0 [pid 4178] +++ exited with 0 +++ [pid 302] rmdir("./804" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4180] write(1, "executing program\n", 18) = 18 [pid 4180] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4180] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4181] <... write resumed>) = 4 [pid 4180] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4182] set_robust_list(0x555557559760, 24 [pid 4181] close(3 [pid 302] mkdir("./805", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4180] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4180] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 4181] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4181] symlink("/dev/binderfs", "./binderfs" [pid 4180] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4180] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4180] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4181] <... symlink resumed>) = 0 [pid 4180] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4180] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4180] exit_group(0 [pid 4181] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4183 [pid 4180] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4181] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 4183 attached [pid 4182] <... set_robust_list resumed>) = 0 [pid 4181] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4180] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 4181] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./779/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./779/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4183] set_robust_list(0x555557559760, 24 [pid 4182] rt_sigprocmask(SIG_SETMASK, [] [pid 4181] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] <... set_robust_list resumed>) = 0 [pid 4183] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 4183] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] chdir("./805" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4183] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./779/tracing" [pid 4183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4181] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4183] <... prctl resumed>) = 0 [pid 301] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] setpgid(0, 0 [pid 4181] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./779/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4183] <... openat resumed>) = 3 [pid 4181] <... mount resumed>) = 0 [pid 301] fstat(4 [pid 4183] write(3, "1000", 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4183] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 4183] close(3 [pid 4181] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 [pid 4183] <... close resumed>) = 0 [pid 4182] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4181] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 298] fstat(3 [pid 4183] symlink("/dev/binderfs", "./binderfs" [pid 4181] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4183] <... symlink resumed>) = 0 [pid 4181] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 4183] write(1, "executing program\n", 18 [pid 4181] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4183] <... write resumed>) = 18 [pid 4181] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 301] rmdir("./779/tracing" [pid 4183] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4181] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4183] <... close_range resumed>) = 0 [pid 4181] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 298] umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4181] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4182] chdir("./766" [pid 4181] <... exit_group resumed>) = ? [pid 301] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4183] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4183] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rmdir("./779" [pid 4183] <... mount resumed>) = 0 [pid 4181] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./748/binderfs" [pid 4183] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./780", 0777 [pid 4182] <... chdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4183] <... openat resumed>) = 3 [pid 4182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 4183] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4183] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4183] openat(AT_FDCWD, NULL, O_WRONLY [pid 4182] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] unlink("./748/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4184 attached [pid 4183] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4182] setpgid(0, 0 [pid 298] <... unlink resumed>) = 0 [pid 4184] set_robust_list(0x555557559760, 24 [pid 4183] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4184 [pid 4182] <... setpgid resumed>) = 0 [pid 298] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4183] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4183] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4183] <... exit_group resumed>) = ? [pid 4182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4184] <... set_robust_list resumed>) = 0 [pid 4183] +++ exited with 0 +++ [pid 4182] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4182] write(3, "1000", 4 [pid 298] newfstatat(AT_FDCWD, "./748/tracing" [pid 4184] rt_sigprocmask(SIG_SETMASK, [] [pid 4182] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 4184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4182] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4184] chdir("./780" [pid 4182] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4184] <... chdir resumed>) = 0 [pid 4182] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./748/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./748/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 302] fstat(3 [pid 298] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4184] <... prctl resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 4184] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./805/binderfs" [pid 300] newfstatat(AT_FDCWD, "./777/binderfs" [pid 298] close(4 [pid 4182] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4182] write(1, "executing program\n", 18 [pid 302] unlink("./805/binderfs" [pid 300] unlink("./777/binderfs" [pid 298] <... close resumed>) = 0 [pid 4184] <... setpgid resumed>) = 0 [pid 4184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 4184] <... openat resumed>) = 3 [pid 4182] <... write resumed>) = 18 [pid 302] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] rmdir("./748/tracing" [pid 4184] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4184] <... write resumed>) = 4 [pid 4184] close(3) = 0 executing program [pid 4184] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4182] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4182] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./805/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./777/tracing" [pid 298] close(3 [pid 4182] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./805/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 298] rmdir("./748" [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4184] write(1, "executing program\n", 18) = 18 [pid 4184] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4184] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4184] <... mkdirat resumed>) = 0 [pid 4182] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./777/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4184] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4182] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(4 [pid 298] mkdir("./749", 0777 [pid 4184] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4184] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4184] <... openat resumed>) = 3 [pid 4184] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 300] fstat(4 [pid 298] <... mkdir resumed>) = 0 [pid 4184] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4184] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4182] <... mount resumed>) = 0 [pid 302] close(4 [pid 300] getdents64(4 [pid 4184] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 4184] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4182] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4184] exit_group(0 [pid 302] rmdir("./805/tracing" [pid 300] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4184] <... exit_group resumed>) = ? [pid 4182] <... openat resumed>) = 3 [pid 4184] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4182] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4185 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 [pid 302] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./777/tracing" [pid 4182] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4185 attached [pid 4185] set_robust_list(0x555557559760, 24) = 0 [pid 302] rmdir("./805" [pid 300] <... rmdir resumed>) = 0 [pid 4182] openat(AT_FDCWD, NULL, O_WRONLY [pid 4185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4185] chdir("./749") = 0 [pid 4185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 4182] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./806", 0777 [pid 4182] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4185] setpgid(0, 0) = 0 [pid 4185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 4182] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4182] exit_group(0 [pid 300] rmdir("./777" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4185] <... openat resumed>) = 3 [pid 4185] write(3, "1000", 4) = 4 [pid 4185] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 4185] <... close resumed>) = 0 [pid 4185] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4185] write(1, "executing program\n", 18) = 18 [pid 4185] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] mkdir("./778", 0777 [pid 4182] <... exit_group resumed>) = ? [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4186 [pid 4185] <... close_range resumed>) = 0 [pid 4185] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4185] <... mkdirat resumed>) = 0 [pid 4185] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4185] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4187 [pid 4185] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4185] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4185] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4185] openat(AT_FDCWD, NULL, O_WRONLY [pid 4182] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4185] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4185] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4185] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4187 attached [pid 4187] set_robust_list(0x555557559760, 24ci2-android-5-10/strace-static-x86_64: Process 4186 attached ) = 0 [pid 4185] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4187] rt_sigprocmask(SIG_SETMASK, [] [pid 4186] set_robust_list(0x555557559760, 24) = 0 [pid 4186] rt_sigprocmask(SIG_SETMASK, [] [pid 4187] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4186] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4186] chdir("./806") = 0 [pid 4186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4186] setpgid(0, 0) = 0 [pid 4186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4187] chdir("./778") = 0 [pid 4186] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4186] write(3, "1000", 4 [pid 4187] <... prctl resumed>) = 0 [pid 301] umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4187] setpgid(0, 0) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 4187] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 4187] write(3, "1000", 4 [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4187] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 301] umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4187] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./780/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./766/binderfs" [pid 4187] <... close resumed>) = 0 [pid 301] unlink("./780/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4187] symlink("/dev/binderfs", "./binderfs" [pid 4186] <... write resumed>) = 4 [pid 301] <... unlink resumed>) = 0 [pid 299] unlink("./766/binderfs" [pid 4187] <... symlink resumed>) = 0 [pid 301] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4187] write(1, "executing program\n", 18) = 18 [pid 299] <... unlink resumed>) = 0 [pid 4187] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 4187] <... close_range resumed>) = 0 [pid 4187] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./780/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4186] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./766/tracing" [pid 4187] <... mkdirat resumed>) = 0 [pid 4186] <... close resumed>) = 0 [pid 301] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./780/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4187] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./766/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 4187] <... mount resumed>) = 0 [pid 4186] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 4187] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 301] close(4 [pid 4187] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./780/tracing" [pid 299] getdents64(4 [pid 4187] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4187] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 299] close(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 301] close(3 [pid 299] rmdir("./766/tracing" [pid 301] <... close resumed>) = 0 [pid 4187] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4187] exit_group(0) = ? [pid 4186] <... symlink resumed>) = 0 [pid 301] rmdir("./780" [pid 299] <... rmdir resumed>) = 0 [pid 4187] +++ exited with 0 +++ [pid 4186] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./781", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4186] <... write resumed>) = 18 [pid 4186] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4186] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4186] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./766" [pid 4186] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4186] <... mount resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4188 attached [pid 299] mkdir("./767", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4188] set_robust_list(0x555557559760, 24 [pid 4186] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4188 [pid 298] openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4188] <... set_robust_list resumed>) = 0 [pid 4186] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4186] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 4188] rt_sigprocmask(SIG_SETMASK, [] [pid 4186] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4186] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 4188] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4186] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4186] creat(NULL, 0732 [pid 298] umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4186] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4189 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4186] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./749/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4188] chdir("./781" [pid 4186] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4189 attached [pid 4188] <... chdir resumed>) = 0 [pid 4186] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 3 [pid 298] unlink("./749/binderfs" [pid 4189] set_robust_list(0x555557559760, 24 [pid 4188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 298] <... unlink resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] <... set_robust_list resumed>) = 0 [pid 4188] <... prctl resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 4188] setpgid(0, 0 [pid 300] umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] rt_sigprocmask(SIG_SETMASK, [] [pid 4188] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./778/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./749/tracing" [pid 4188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] unlink("./778/binderfs") = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4188] <... openat resumed>) = 3 [pid 300] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./749/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4188] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4188] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./778/tracing" [pid 298] openat(AT_FDCWD, "./749/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4188] close(3 [pid 300] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4189] chdir("./767" [pid 4188] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 4188] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./778/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] getdents64(4 [pid 4188] <... symlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4188] write(1, "executing program\n", 18 executing program [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4188] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 4188] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4188] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 4188] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] close(4) = 0 [pid 298] <... close resumed>) = 0 [pid 300] rmdir("./778/tracing" [pid 4188] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./749/tracing" [pid 300] getdents64(3 [pid 4189] <... chdir resumed>) = 0 [pid 4188] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 298] getdents64(3 [pid 4188] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4188] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./778" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4188] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4188] write(3, "p:s/p ./file0:0", 15 [pid 300] mkdir("./779", 0777 [pid 298] close(3 [pid 4189] <... prctl resumed>) = 0 [pid 4188] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 4189] setpgid(0, 0 [pid 4188] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 4189] <... setpgid resumed>) = 0 [pid 4188] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./749" [pid 4189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4188] creat(NULL, 0732 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4189] <... openat resumed>) = 3 [pid 4188] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4190 [pid 4189] write(3, "1000", 4 [pid 4188] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./750", 0777 [pid 4189] <... write resumed>) = 4 [pid 4188] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4190 attached [pid 4190] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4190] chdir("./779") = 0 [pid 4190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4190] setpgid(0, 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4191 [pid 4190] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4188] +++ exited with 0 +++ [pid 4189] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4189] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4190] <... openat resumed>) = 3 [pid 4189] symlink("/dev/binderfs", "./binderfs" [pid 4190] write(3, "1000", 4) = 4 [pid 4190] close(3) = 0 [pid 4190] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4189] <... symlink resumed>) = 0 [pid 4190] write(1, "executing program\n", 18 [pid 4189] write(1, "executing program\n", 18 [pid 4190] <... write resumed>) = 18 [pid 4190] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4190] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 executing program executing program [pid 4189] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 4189] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4189] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 3 [pid 302] umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4189] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./806/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4189] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] unlink("./806/binderfs" [pid 301] getdents64(3 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./806/tracing" [pid 4189] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./781/binderfs" [pid 4189] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./806/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4189] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 301] unlink("./781/binderfs" [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4189] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 4189] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4189] creat(NULL, 0732 [pid 302] close(4) = 0 [pid 4189] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./806/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 4189] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4189] <... exit_group resumed>) = ? [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./806" [pid 301] newfstatat(AT_FDCWD, "./781/tracing" [pid 4189] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./807", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./781/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4192 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4192 attached [pid 4190] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4190] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 4192] set_robust_list(0x555557559760, 24 [pid 4190] <... mount resumed>) = 0 [pid 4190] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4190] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4190] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4190] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 4192] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4190] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rmdir("./781/tracing" [pid 4190] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4190] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4190] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 4192] rt_sigprocmask(SIG_SETMASK, [] [pid 4190] +++ exited with 0 +++ [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4191 attached , 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4191] set_robust_list(0x555557559760, 24 [pid 301] <... close resumed>) = 0 [pid 4191] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./781" [pid 4191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4191] chdir("./750" [pid 301] <... rmdir resumed>) = 0 [pid 4191] <... chdir resumed>) = 0 [pid 301] mkdir("./782", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 4191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4191] setpgid(0, 0) = 0 [pid 4191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4191] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4191] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4191] <... write resumed>) = 4 [pid 4191] close(3) = 0 [pid 4191] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4193 [pid 300] openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 4191] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4191] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 4191] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4191] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4191] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4191] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./779/binderfs" [pid 4191] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4192] chdir("./807" [pid 300] unlink("./779/binderfs" [pid 4191] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4191] write(3, "p:s/p ./file0:0", 15 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4191] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = 0 [pid 4191] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4192] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4191] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./779/tracing" [pid 4191] creat(NULL, 0732 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4192] <... prctl resumed>) = 0 [pid 4191] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4192] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4192] <... setpgid resumed>) = 0 [pid 300] openat(AT_FDCWD, "./779/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4191] exit_group(0 [pid 300] <... openat resumed>) = 4 [pid 4192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(4 [pid 4191] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4193 attached [pid 4192] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 4192] write(3, "1000", 4 [pid 4191] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4192] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4192] close(3 [pid 300] close(4 [pid 4193] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./779/tracing" [pid 4192] <... close resumed>) = 0 [pid 299] umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4193] <... set_robust_list resumed>) = 0 [pid 4193] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4192] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 299] openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] close(3 [pid 299] fstat(3 [pid 4193] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./779" [pid 299] getdents64(3 [pid 4193] chdir("./782") = 0 [pid 4193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4193] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4192] <... symlink resumed>) = 0 [pid 300] mkdir("./780", 0777 [pid 299] umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4193] <... setpgid resumed>) = 0 [pid 4193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4192] write(1, "executing program\n", 18 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4192] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./767/binderfs" [pid 4192] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4192] <... close_range resumed>) = 0 [pid 299] unlink("./767/binderfs" [pid 4193] write(3, "1000", 4) = 4 [pid 4193] close(3) = 0 [pid 4193] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... unlink resumed>) = 0 [pid 4192] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4194 [pid 299] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4193] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4193] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4192] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./767/tracing" [pid 4192] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4193] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4192] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4193] <... close_range resumed>) = 0 [pid 4192] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./767/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4193] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 4 [pid 4192] <... openat resumed>) = 3 executing program [pid 299] fstat(4 [pid 4193] <... mkdirat resumed>) = 0 [pid 4192] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4193] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4 [pid 4193] <... mount resumed>) = 0 [pid 4192] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4193] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4192] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 4193] <... openat resumed>) = 3 [pid 4192] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4193] write(3, "p:s/p ./file0:0", 15 [pid 4192] creat(NULL, 0732 [pid 299] close(4 [pid 4193] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4192] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 4193] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./767/tracing" [pid 4192] exit_group(0 [pid 4193] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4193] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4193] exit_group(0 [pid 4192] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 4193] <... exit_group resumed>) = ? [pid 299] getdents64(3 [pid 4193] +++ exited with 0 +++ [pid 4192] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4194 attached [pid 299] <... close resumed>) = 0 [pid 4194] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./767" [pid 4194] <... set_robust_list resumed>) = 0 [pid 4194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4194] chdir("./780" [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./768", 0777 [pid 4194] <... chdir resumed>) = 0 [pid 4194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4194] setpgid(0, 0) = 0 [pid 4194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 4194] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4194] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4194] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4194] close(3) = 0 [pid 4194] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4195 [pid 4194] write(1, "executing program\n", 18) = 18 [pid 301] umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 executing program [pid 298] openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 4194] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 4194] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 298] fstat(3 [pid 4194] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4194] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./782/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./782/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4194] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./750/binderfs" [pid 301] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4194] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./750/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4194] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./782/tracing" [pid 298] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4194] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./782/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4194] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./750/tracing" [pid 301] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./750/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./750/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 4194] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] close(4 [pid 298] fstat(4 [pid 4194] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./782/tracing" [pid 4194] creat(NULL, 0732 [pid 298] getdents64(4 [pid 4194] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4194] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 4194] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 298] close(4 [pid 4194] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] rmdir("./782" [pid 298] rmdir("./750/tracing"ci2-android-5-10/strace-static-x86_64: Process 4195 attached [pid 4195] set_robust_list(0x555557559760, 24) = 0 [pid 4195] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4195] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4195] chdir("./768") = 0 [pid 301] mkdir("./783", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 4195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4195] setpgid(0, 0) = 0 [pid 4195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4195] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 4195] write(3, "1000", 4) = 4 [pid 4195] close(3) = 0 [pid 4195] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] rmdir("./750" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4196 [pid 300] <... restart_syscall resumed>) = 0 [pid 4195] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 4195] <... write resumed>) = 18 [pid 4195] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4195] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4195] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4195] <... mkdirat resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] mkdir("./751", 0777 [pid 4195] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] fstat(3 [pid 300] umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4195] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4195] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 4195] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4195] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4195] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4195] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./807/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4195] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4195] creat(NULL, 0732 [pid 302] unlink("./807/binderfs" [pid 4195] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 4195] exit_group(0 [pid 302] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4197 [pid 4195] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4197 attached [pid 4195] +++ exited with 0 +++ [pid 302] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./780/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./807/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./780/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./807/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... unlink resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = 0 [pid 4197] set_robust_list(0x555557559760, 24 [pid 302] getdents64(4 [pid 300] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./807/tracing" [pid 300] newfstatat(AT_FDCWD, "./780/tracing" [pid 4197] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./807" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4197] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./780/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./808", 0777ci2-android-5-10/strace-static-x86_64: Process 4196 attached [pid 4197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4196] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(4 [pid 4196] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4197] chdir("./751" [pid 4196] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4197] <... chdir resumed>) = 0 [pid 4196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 4196] chdir("./783" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4198 [pid 299] fstat(3 [pid 4196] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 4196] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4196] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(4 [pid 299] umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./780/tracing" [pid 4197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(AT_FDCWD, "./768/binderfs" [pid 4196] <... setpgid resumed>) = 0 [pid 4197] <... prctl resumed>) = 0 [pid 4196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4197] setpgid(0, 0 [pid 300] getdents64(3 [pid 299] unlink("./768/binderfs" [pid 4197] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4196] <... openat resumed>) = 3 [pid 300] close(3 [pid 299] <... unlink resumed>) = 0 [pid 4196] write(3, "1000", 4 [pid 4197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 299] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./780" [pid 4196] <... write resumed>) = 4 [pid 4196] close(3) = 0 [pid 4196] symlink("/dev/binderfs", "./binderfs" [pid 4197] <... openat resumed>) = 3 [pid 4196] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4197] write(3, "1000", 4 [pid 300] mkdir("./781", 0777 [pid 299] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4196] write(1, "executing program\n", 18) = 18 [pid 4196] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4196] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4198 attached executing program [pid 4197] <... write resumed>) = 4 [pid 4196] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4197] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./768/tracing" [pid 4197] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4197] symlink("/dev/binderfs", "./binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4196] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4196] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4196] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4196] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4199 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4196] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./768/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4197] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4197] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 4197] <... write resumed>) = 18 executing program [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4196] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 4197] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4196] creat(NULL, 0732 [pid 4197] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 4197] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 [pid 4196] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./768/tracing" [pid 4196] exit_group(0) = ? [pid 4197] <... mkdirat resumed>) = 0 [pid 4196] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 4198] set_robust_list(0x555557559760, 24 [pid 4197] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4199 attached [pid 4197] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4199] set_robust_list(0x555557559760, 24 [pid 4197] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./768" [pid 4199] <... set_robust_list resumed>) = 0 [pid 4199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4199] chdir("./781" [pid 299] <... rmdir resumed>) = 0 [pid 4197] <... openat resumed>) = 3 [pid 299] mkdir("./769", 0777 [pid 4199] <... chdir resumed>) = 0 [pid 4199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4199] setpgid(0, 0) = 0 [pid 4199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4197] write(3, "p:s/p ./file0:0", 15 [pid 299] <... mkdir resumed>) = 0 [pid 4199] <... openat resumed>) = 3 [pid 4197] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4199] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4197] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4199] <... write resumed>) = 4 [pid 4199] close(3) = 0 [pid 4199] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4199] write(1, "executing program\n", 18 [pid 4197] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4200 [pid 4199] <... write resumed>) = 18 [pid 4199] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4197] creat(NULL, 0732 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4199] <... close_range resumed>) = 0 [pid 4197] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4199] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4197] exit_group(0 [pid 4199] <... mkdirat resumed>) = 0 [pid 4198] <... set_robust_list resumed>) = 0 [pid 4197] <... exit_group resumed>) = ? [pid 4199] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4199] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4199] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4199] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4199] creat(NULL, 0732 [pid 4197] +++ exited with 0 +++ [pid 4199] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4199] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4199] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4199] +++ exited with 0 +++ [pid 4198] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4200 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4200] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4200] <... set_robust_list resumed>) = 0 [pid 4200] rt_sigprocmask(SIG_SETMASK, [] [pid 4198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4200] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4200] chdir("./769") = 0 [pid 4198] chdir("./808" [pid 4200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4200] setpgid(0, 0) = 0 [pid 4200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4198] <... chdir resumed>) = 0 [pid 4200] <... openat resumed>) = 3 [pid 4198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4200] write(3, "1000", 4 [pid 4198] <... prctl resumed>) = 0 [pid 4200] <... write resumed>) = 4 [pid 4200] close(3) = 0 [pid 4200] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4198] setpgid(0, 0 [pid 4200] write(1, "executing program\n", 18 [pid 4198] <... setpgid resumed>) = 0 executing program [pid 4200] <... write resumed>) = 18 [pid 4200] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4200] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4200] <... mkdirat resumed>) = 0 [pid 4198] <... openat resumed>) = 3 [pid 4200] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4198] write(3, "1000", 4 [pid 4200] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4200] write(3, "p:s/p ./file0:0", 15 [pid 4198] <... write resumed>) = 4 [pid 4200] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4198] close(3 [pid 4200] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4200] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4200] exit_group(0 [pid 4198] <... close resumed>) = 0 [pid 4200] <... exit_group resumed>) = ? [pid 4200] +++ exited with 0 +++ [pid 4198] symlink("/dev/binderfs", "./binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4198] <... symlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4198] write(1, "executing program\n", 18) = 18 executing program [pid 4198] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4198] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4198] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4198] <... mount resumed>) = 0 [pid 4198] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 3 [pid 301] umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4198] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 301] openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4198] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4198] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./783/binderfs" [pid 4198] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./783/binderfs" [pid 4198] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./781/binderfs" [pid 301] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4198] creat(NULL, 0732 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] unlink("./781/binderfs" [pid 4198] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./783/tracing" [pid 4198] exit_group(0 [pid 300] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4198] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./783/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./781/tracing" [pid 301] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4198] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./781/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] fstat(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] close(4 [pid 300] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./783/tracing" [pid 300] getdents64(4 [pid 299] umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 299] openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] rmdir("./781/tracing" [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 301] close(3 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 301] rmdir("./783" [pid 300] close(3 [pid 299] umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./781" [pid 299] newfstatat(AT_FDCWD, "./769/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./784", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./751/binderfs" [pid 300] mkdir("./782", 0777 [pid 299] unlink("./769/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./751/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4201 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4202 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./769/tracing" [pid 298] newfstatat(AT_FDCWD, "./751/tracing" [pid 302] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./751/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./769/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./751/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4201 attached [pid 302] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 298] fstat(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./808/binderfs" [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./808/binderfs" [pid 299] close(4 [pid 298] close(4 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] rmdir("./769/tracing" [pid 298] rmdir("./751/tracing" [pid 302] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4201] set_robust_list(0x555557559760, 24 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./808/tracing" [pid 299] rmdir("./769" [pid 298] rmdir("./751" [pid 4201] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./770", 0777 [pid 298] mkdir("./752", 0777 [pid 4201] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./808/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4203 attached [pid 4201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4203 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4204 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4202 attached [pid 4201] chdir("./784" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4202] set_robust_list(0x555557559760, 24) = 0 [pid 4202] rt_sigprocmask(SIG_SETMASK, [] [pid 4201] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 4203] set_robust_list(0x555557559760, 24 [pid 4202] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4202] chdir("./782") = 0 [pid 4202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4202] setpgid(0, 0) = 0 [pid 4202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4202] write(3, "1000", 4) = 4 [pid 4202] close(3) = 0 [pid 4202] symlink("/dev/binderfs", "./binderfs" [pid 4201] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 4202] <... symlink resumed>) = 0 [pid 4201] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4202] write(1, "executing program\n", 18) = 18 [pid 4202] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4202] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4201] <... setpgid resumed>) = 0 [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4204 attached [pid 4202] <... mkdirat resumed>) = 0 [pid 4203] <... set_robust_list resumed>) = 0 [pid 4201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 4202] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] rmdir("./808/tracing" [pid 4202] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4201] <... openat resumed>) = 3 [pid 4202] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4202] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4202] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 4201] write(3, "1000", 4 [pid 4202] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4202] exit_group(0) = ? [pid 4204] set_robust_list(0x555557559760, 24 [pid 4203] rt_sigprocmask(SIG_SETMASK, [] [pid 4202] +++ exited with 0 +++ [pid 4201] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 4204] <... set_robust_list resumed>) = 0 [pid 4203] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4201] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4201] <... close resumed>) = 0 [pid 302] close(3 [pid 4201] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 4201] <... symlink resumed>) = 0 [pid 302] rmdir("./808" [pid 4201] write(1, "executing program\n", 18) = 18 executing program [pid 302] <... rmdir resumed>) = 0 [pid 4201] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] mkdir("./809", 0777 [pid 4201] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4201] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4201] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4201] <... mount resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4201] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4201] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4201] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4205 [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4205 attached [pid 4201] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4201] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4201] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 4201] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4205] set_robust_list(0x555557559760, 24 [pid 4201] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4205] <... set_robust_list resumed>) = 0 [pid 4201] exit_group(0 [pid 300] umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4201] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4205] chdir("./809") = 0 [pid 4205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4201] +++ exited with 0 +++ [pid 300] newfstatat(AT_FDCWD, "./782/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4203] chdir("./770" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4205] setpgid(0, 0 [pid 300] unlink("./782/binderfs" [pid 4203] <... chdir resumed>) = 0 [pid 4205] <... setpgid resumed>) = 0 [pid 4205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... unlink resumed>) = 0 [pid 4203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4205] write(3, "1000", 4) = 4 [pid 300] <... umount2 resumed>) = 0 [pid 4203] <... prctl resumed>) = 0 [pid 300] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4205] close(3 [pid 4203] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4205] <... close resumed>) = 0 [pid 4203] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./782/tracing" [pid 4205] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4205] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4203] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./782/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4205] write(1, "executing program\n", 18 [pid 4203] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 4205] <... write resumed>) = 18 [pid 4203] <... write resumed>) = 4 executing program [pid 300] fstat(4 [pid 4205] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4203] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4205] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 4203] <... close resumed>) = 0 [pid 4205] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4203] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4205] <... mkdirat resumed>) = 0 [pid 4203] <... symlink resumed>) = 0 [pid 300] getdents64(4 [pid 4205] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4203] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 4205] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(4 [pid 4203] <... write resumed>) = 18 [pid 4205] <... openat resumed>) = 3 [pid 4203] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 [pid 4205] write(3, "p:s/p ./file0:0", 15 [pid 4203] <... close_range resumed>) = 0 [pid 300] rmdir("./782/tracing" [pid 4205] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4203] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 4205] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 4205] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4205] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 4205] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 4205] <... exit_group resumed>) = ? [pid 300] rmdir("./782" [pid 4205] +++ exited with 0 +++ [pid 4203] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./783", 0777 [pid 4203] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4203] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4203] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4206 [pid 4203] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4206 attached [pid 4203] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4206] set_robust_list(0x555557559760, 24) = 0 [pid 4203] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4203] openat(AT_FDCWD, NULL, O_WRONLY [pid 4206] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4206] chdir("./783" [pid 4204] rt_sigprocmask(SIG_SETMASK, [] [pid 4203] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4206] <... chdir resumed>) = 0 [pid 4206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4206] setpgid(0, 0) = 0 [pid 4206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4204] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4203] creat(NULL, 0732 [pid 4206] <... openat resumed>) = 3 [pid 4203] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4204] chdir("./752" [pid 4206] write(3, "1000", 4) = 4 [pid 4206] close(3) = 0 [pid 4206] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4204] <... chdir resumed>) = 0 [pid 4203] exit_group(0 [pid 4206] write(1, "executing program\n", 18) = 18 [pid 4206] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4206] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4203] <... exit_group resumed>) = ? [pid 4206] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4206] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4206] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4206] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4206] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4206] exit_group(0 [pid 4203] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4206] <... exit_group resumed>) = ? [pid 4206] +++ exited with 0 +++ [pid 4204] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4204] setpgid(0, 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4204] <... setpgid resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./784/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4204] <... openat resumed>) = 3 [pid 301] unlink("./784/binderfs") = 0 [pid 4204] write(3, "1000", 4 [pid 301] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4204] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4204] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4204] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./784/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4204] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./784/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 302] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./784/tracing" [pid 302] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 4204] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./809/binderfs" [pid 301] rmdir("./784" [pid 4204] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 executing program [pid 301] mkdir("./785", 0777 [pid 4204] <... write resumed>) = 18 [pid 302] unlink("./809/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 4204] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4204] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4204] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4207 [pid 302] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4204] <... mkdirat resumed>) = 0 [pid 302] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4204] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./809/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 4204] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4204] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4204] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./809/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4204] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 299] <... openat resumed>) = 3 [pid 4204] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 4204] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 4204] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4204] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4204] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./770/binderfs" [pid 302] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./770/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4207 attached [pid 4204] exit_group(0 [pid 302] rmdir("./809/tracing" [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./770/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4204] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./770/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./809" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 300] openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./770/tracing" [pid 4204] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 302] mkdir("./810", 0777 [pid 300] fstat(3 [pid 299] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 299] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./770") = 0 [pid 299] mkdir("./771", 0777 [pid 4207] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4208 [pid 299] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./783/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./783/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4207] <... set_robust_list resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4209 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4208 attached ) = -1 EINVAL (Invalid argument) [pid 4208] set_robust_list(0x555557559760, 24 [pid 300] newfstatat(AT_FDCWD, "./783/tracing" [pid 4208] <... set_robust_list resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4208] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4208] chdir("./810" [pid 300] openat(AT_FDCWD, "./783/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4208] <... chdir resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] fstat(4 [pid 4208] <... prctl resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4208] setpgid(0, 0 [pid 300] getdents64(4 [pid 4208] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 4208] <... openat resumed>) = 3 [pid 4207] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4208] write(3, "1000", 4) = 4 [pid 4208] close(3) = 0 [pid 4208] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 4208] write(1, "executing program\n", 18) = 18 [pid 4208] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4208] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4209 attached ) = 0 [pid 4207] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 4208] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4208] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... close resumed>) = 0 [pid 4208] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] rmdir("./783/tracing" [pid 4208] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4208] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4208] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 4209] set_robust_list(0x555557559760, 24 [pid 4208] +++ exited with 0 +++ [pid 4207] chdir("./785" [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3) = 0 [pid 300] rmdir("./783") = 0 [pid 300] mkdir("./784", 0777) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4207] <... chdir resumed>) = 0 [pid 4207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4207] <... prctl resumed>) = 0 [pid 4207] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4210 [pid 4207] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4210 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4210] set_robust_list(0x555557559760, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 4207] <... openat resumed>) = 3 [pid 298] umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4209] <... set_robust_list resumed>) = 0 [pid 4207] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./752/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4207] <... write resumed>) = 4 [pid 298] unlink("./752/binderfs" [pid 4207] close(3 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4207] <... close resumed>) = 0 [pid 4210] <... set_robust_list resumed>) = 0 [pid 4210] rt_sigprocmask(SIG_SETMASK, [] [pid 4207] symlink("/dev/binderfs", "./binderfs" [pid 4209] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./752/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./752/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./752/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4207] <... symlink resumed>) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 4209] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4207] write(1, "executing program\n", 18 [pid 298] rmdir("./752/tracing" [pid 4207] <... write resumed>) = 18 [pid 298] <... rmdir resumed>) = 0 [pid 4207] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./752" [pid 4209] chdir("./771" [pid 4207] <... close_range resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./753", 0777 [pid 4209] <... chdir resumed>) = 0 [pid 4207] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4211 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4207] <... mkdirat resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4210] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4210] chdir("./784") = 0 [pid 4210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4210] setpgid(0, 0) = 0 [pid 4210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4207] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 4210] write(3, "1000", 4 [pid 302] umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4210] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4210] close(3 [pid 302] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4207] <... mount resumed>) = 0 [pid 4210] <... close resumed>) = 0 [pid 4207] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 3 [pid 4210] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(3 [pid 4207] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4207] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 4210] <... symlink resumed>) = 0 [pid 4207] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4207] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4209] <... prctl resumed>) = 0 [pid 4207] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4209] setpgid(0, 0 [pid 4207] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./810/binderfs" [pid 4209] <... setpgid resumed>) = 0 [pid 4207] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4210] write(1, "executing program\n", 18 [pid 302] unlink("./810/binderfs" [pid 4207] exit_group(0 [pid 4210] <... write resumed>) = 18 [pid 4210] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... unlink resumed>) = 0 executing program [pid 4209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4207] <... exit_group resumed>) = ? [pid 302] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4210] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4210] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4207] +++ exited with 0 +++ [pid 4209] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4210] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4210] <... openat resumed>) = 3 [pid 4209] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 4210] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4209] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4210] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4209] close(3 [pid 302] newfstatat(AT_FDCWD, "./810/tracing" [pid 4209] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4210] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4209] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4210] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./810/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4210] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 4210] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 4209] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4210] exit_group(0 [pid 4209] write(1, "executing program\n", 18 [pid 302] getdents64(4 [pid 4210] <... exit_group resumed>) = ? executing program [pid 4210] +++ exited with 0 +++ [pid 4209] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4209] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 4209] <... close_range resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4211 attached [pid 4209] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 4211] set_robust_list(0x555557559760, 24 [pid 302] rmdir("./810/tracing" [pid 4211] <... set_robust_list resumed>) = 0 [pid 4211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4211] chdir("./753" [pid 302] <... rmdir resumed>) = 0 [pid 4211] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 4211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4211] <... prctl resumed>) = 0 [pid 302] close(3 [pid 4211] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 4209] <... mkdirat resumed>) = 0 [pid 4211] <... setpgid resumed>) = 0 [pid 4209] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./810" [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./811", 0777 [pid 301] <... openat resumed>) = 3 [pid 4209] <... mount resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 4209] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] newfstatat(AT_FDCWD, "./785/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4211] <... openat resumed>) = 3 [pid 4209] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4211] write(3, "1000", 4 [pid 301] unlink("./785/binderfs" [pid 4211] <... write resumed>) = 4 [pid 301] <... unlink resumed>) = 0 [pid 4211] close(3 [pid 301] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4209] write(3, "p:s/p ./file0:0", 15 [pid 4211] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4212 [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4211] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4211] <... symlink resumed>) = 0 [pid 4209] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4211] write(1, "executing program\n", 18 [pid 4209] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./785/tracing"ci2-android-5-10/strace-static-x86_64: Process 4212 attached [pid 4211] <... write resumed>) = 18 executing program [pid 4209] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4211] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4211] <... close_range resumed>) = 0 [pid 4209] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 4211] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./785/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 4211] <... mkdirat resumed>) = 0 [pid 4209] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 4211] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4211] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4211] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4209] exit_group(0 [pid 301] getdents64(4 [pid 300] getdents64(3 [pid 4211] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4211] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4211] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4209] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4211] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 4211] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4211] creat(NULL, 0732 [pid 301] rmdir("./785/tracing" [pid 300] newfstatat(AT_FDCWD, "./784/binderfs" [pid 4211] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4209] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 4211] exit_group(0 [pid 301] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4211] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] unlink("./784/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4211] +++ exited with 0 +++ [pid 301] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] rmdir("./785" [pid 300] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./786", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4212] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 4212] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./784/tracing" [pid 299] umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4212] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4213 attached [pid 4212] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 4212] chdir("./811" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4213 [pid 300] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4212] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./784/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4212] <... prctl resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./753/binderfs" [pid 4212] setpgid(0, 0 [pid 300] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4212] <... setpgid resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] unlink("./753/binderfs" [pid 4212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... unlink resumed>) = 0 [pid 4212] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4212] write(3, "1000", 4 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4212] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./771/binderfs" [pid 298] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4212] close(3 [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4212] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./753/tracing" [pid 4212] symlink("/dev/binderfs", "./binderfs" [pid 300] rmdir("./784/tracing" [pid 299] unlink("./771/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4212] <... symlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./753/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4212] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4212] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./753/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4212] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4212] <... close_range resumed>) = 0 [pid 300] close(3 [pid 298] fstat(4 [pid 4213] set_robust_list(0x555557559760, 24 [pid 4212] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4213] <... set_robust_list resumed>) = 0 [pid 4212] <... mkdirat resumed>) = 0 [pid 300] rmdir("./784" [pid 299] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 4212] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4212] <... mount resumed>) = 0 [pid 298] getdents64(4 [pid 4212] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4212] <... openat resumed>) = 3 [pid 300] mkdir("./785", 0777 [pid 299] newfstatat(AT_FDCWD, "./771/tracing" [pid 298] close(4 [pid 4212] write(3, "p:s/p ./file0:0", 15 [pid 298] <... close resumed>) = 0 [pid 4212] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] rmdir("./753/tracing" [pid 4212] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4212] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4212] creat(NULL, 0732 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4212] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 4212] exit_group(0 [pid 299] openat(AT_FDCWD, "./771/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 4212] <... exit_group resumed>) = ? [pid 298] rmdir("./753" [pid 4213] rt_sigprocmask(SIG_SETMASK, [] [pid 4212] +++ exited with 0 +++ [pid 299] <... openat resumed>) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4214 [pid 299] fstat(4 [pid 298] mkdir("./754", 0777 [pid 4213] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4213] chdir("./786" [pid 302] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4215 attached [pid 302] <... openat resumed>) = 3 [pid 299] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4215 [pid 302] fstat(3 [pid 299] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./771/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4214 attached [pid 4214] set_robust_list(0x555557559760, 24) = 0 [pid 4214] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 4214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 302] umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4213] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] newfstatat(AT_FDCWD, "./811/binderfs" [pid 299] close(3 [pid 4213] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 4215] set_robust_list(0x555557559760, 24 [pid 4213] setpgid(0, 0 [pid 302] unlink("./811/binderfs" [pid 299] rmdir("./771" [pid 4215] <... set_robust_list resumed>) = 0 [pid 4213] <... setpgid resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./772", 0777 [pid 4213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4213] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4213] write(3, "1000", 4 [pid 302] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4216 [pid 4213] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4213] close(3 [pid 302] newfstatat(AT_FDCWD, "./811/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4214] chdir("./785" [pid 4213] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4214] <... chdir resumed>) = 0 [pid 302] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4213] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./811/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4214] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 4214] setpgid(0, 0 [pid 302] fstat(4 [pid 4214] <... setpgid resumed>) = 0 [pid 4214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4213] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 4214] <... openat resumed>) = 3 [pid 4213] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4214] write(3, "1000", 4 [pid 302] getdents64(4 [pid 4213] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4214] <... write resumed>) = 4 [pid 4214] close(3 [pid 302] close(4 [pid 4214] <... close resumed>) = 0 executing program [pid 4213] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4214] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 4214] <... symlink resumed>) = 0 [pid 4213] <... close_range resumed>) = 0 [pid 4215] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./811/tracing" [pid 4214] write(1, "executing program\n", 18) = 18 [pid 4214] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4214] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4213] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 4214] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 4214] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4214] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 4214] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 4213] <... mkdirat resumed>) = 0 [pid 302] rmdir("./811" [pid 4214] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4214] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4213] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rmdir resumed>) = 0 [pid 4214] creat(NULL, 0732 [pid 302] mkdir("./812", 0777 [pid 4214] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4214] exit_group(0) = ? [pid 4215] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4214] +++ exited with 0 +++ [pid 4213] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 4213] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4216 attached [pid 4215] chdir("./754" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4213] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4216] set_robust_list(0x555557559760, 24) = 0 [pid 4216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4216] chdir("./772" [pid 4213] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4217 [pid 300] <... restart_syscall resumed>) = 0 [pid 4216] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4213] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4217 attached [pid 4216] setpgid(0, 0 [pid 4215] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4213] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4213] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4216] <... setpgid resumed>) = 0 [pid 4216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4213] creat(NULL, 0732 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4213] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4216] <... openat resumed>) = 3 [pid 4213] exit_group(0 [pid 300] getdents64(3 [pid 4216] write(3, "1000", 4) = 4 executing program [pid 4213] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4216] close(3 [pid 300] umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4216] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4216] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./785/binderfs" [pid 4216] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4216] write(1, "executing program\n", 18 [pid 300] unlink("./785/binderfs" [pid 4216] <... write resumed>) = 18 [pid 4216] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4216] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 [pid 4216] <... mkdirat resumed>) = 0 [pid 4213] +++ exited with 0 +++ [pid 300] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4217] set_robust_list(0x555557559760, 24 [pid 4216] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4217] <... set_robust_list resumed>) = 0 [pid 4216] <... mount resumed>) = 0 [pid 4215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = 0 [pid 4216] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4216] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./785/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4217] rt_sigprocmask(SIG_SETMASK, [] [pid 4216] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4217] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4215] <... prctl resumed>) = 0 [pid 300] openat(AT_FDCWD, "./785/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4217] chdir("./812" [pid 300] <... openat resumed>) = 4 [pid 4217] <... chdir resumed>) = 0 [pid 4216] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4215] setpgid(0, 0 [pid 300] fstat(4 [pid 4217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4217] <... prctl resumed>) = 0 [pid 300] getdents64(4 [pid 4217] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4217] <... setpgid resumed>) = 0 [pid 300] getdents64(4 [pid 4217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4216] openat(AT_FDCWD, NULL, O_WRONLY [pid 4215] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4217] <... openat resumed>) = 3 [pid 4216] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(4 [pid 4217] write(3, "1000", 4 [pid 4216] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 4217] <... write resumed>) = 4 [pid 4216] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./785/tracing" [pid 4216] exit_group(0 [pid 4215] <... openat resumed>) = 3 [pid 4216] <... exit_group resumed>) = ? [pid 4217] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 4217] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 4217] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4216] +++ exited with 0 +++ [pid 4215] write(3, "1000", 4 [pid 300] close(3 [pid 4217] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4217] write(1, "executing program\n", 18 [pid 4215] <... write resumed>) = 4 [pid 300] rmdir("./785" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4217] <... write resumed>) = 18 [pid 4217] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4217] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4215] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 4215] <... close resumed>) = 0 [pid 300] mkdir("./786", 0777 [pid 4217] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4215] symlink("/dev/binderfs", "./binderfs" [pid 4217] <... mount resumed>) = 0 [pid 4217] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4217] write(3, "p:s/p ./file0:0", 15 [pid 4215] <... symlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4217] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4215] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4215] <... write resumed>) = 18 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4215] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4217] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4217] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4217] exit_group(0 [pid 4215] <... close_range resumed>) = 0 [pid 4217] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4218 ci2-android-5-10/strace-static-x86_64: Process 4218 attached [pid 4217] +++ exited with 0 +++ [pid 4215] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4218] set_robust_list(0x555557559760, 24) = 0 [pid 4218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4215] <... mkdirat resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4215] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4218] chdir("./786" [pid 4215] <... mount resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4218] <... chdir resumed>) = 0 [pid 4215] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4215] <... openat resumed>) = 3 [pid 4218] setpgid(0, 0 [pid 4215] write(3, "p:s/p ./file0:0", 15 [pid 4218] <... setpgid resumed>) = 0 [pid 4218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4215] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4218] <... openat resumed>) = 3 [pid 4215] openat(AT_FDCWD, NULL, O_WRONLY [pid 4218] write(3, "1000", 4 [pid 4215] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4218] <... write resumed>) = 4 [pid 4215] creat(NULL, 0732 [pid 4218] close(3 [pid 4215] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4218] <... close resumed>) = 0 [pid 4215] exit_group(0 [pid 4218] symlink("/dev/binderfs", "./binderfs" [pid 4215] <... exit_group resumed>) = ? [pid 4218] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4218] write(1, "executing program\n", 18) = 18 [pid 4218] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4218] <... close_range resumed>) = 0 [pid 4215] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 299] <... restart_syscall resumed>) = 0 [pid 4218] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4218] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4218] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4218] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4218] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4218] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4218] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4218] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4218] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 301] newfstatat(AT_FDCWD, "./786/binderfs" [pid 298] umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4218] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 4218] creat(NULL, 0732 [pid 302] getdents64(3 [pid 301] unlink("./786/binderfs" [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4218] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... unlink resumed>) = 0 [pid 4218] exit_group(0 [pid 302] umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4218] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 299] getdents64(3 [pid 4218] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./812/binderfs" [pid 301] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./786/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] unlink("./812/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./786/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./772/binderfs" [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] unlink("./772/binderfs" [pid 298] umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./812/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./754/binderfs" [pid 302] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./786/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./812/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./754/binderfs" [pid 302] fstat(4 [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./786" [pid 299] newfstatat(AT_FDCWD, "./772/tracing" [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./787", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./772/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4219 [pid 302] close(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./754/tracing"ci2-android-5-10/strace-static-x86_64: Process 4219 attached [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 302] rmdir("./812/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4219] set_robust_list(0x555557559760, 24) = 0 [pid 4219] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] umount2("./754/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./754/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 298] <... openat resumed>) = 4 [pid 299] close(4 [pid 4219] chdir("./787" [pid 299] <... close resumed>) = 0 [pid 298] fstat(4 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./772/tracing" [pid 302] rmdir("./812" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4219] <... chdir resumed>) = 0 [pid 4219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 4219] setpgid(0, 0) = 0 [pid 4219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./813", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 4219] write(3, "1000", 4 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4219] <... write resumed>) = 4 [pid 4219] close(3) = 0 [pid 4219] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./772" [pid 298] rmdir("./754/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 4219] write(1, "executing program\n", 18) = 18 [pid 4219] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4219] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(3 [pid 299] <... rmdir resumed>) = 0 executing program [pid 4219] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./773", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 4219] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4219] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 4219] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 4219] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4219] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4219] creat(NULL, 0732 [pid 300] umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4220 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./786/binderfs" [pid 4219] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4219] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4221 attached [pid 4219] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4220 attached [pid 4220] set_robust_list(0x555557559760, 24) = 0 [pid 4220] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4220] chdir("./813") = 0 [pid 4220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4220] setpgid(0, 0) = 0 [pid 4220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] unlink("./786/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4221 [pid 298] rmdir("./754" [pid 4220] <... openat resumed>) = 3 [pid 4220] write(3, "1000", 4) = 4 [pid 4220] close(3) = 0 [pid 4220] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 4221] set_robust_list(0x555557559760, 24 [pid 4220] <... symlink resumed>) = 0 [pid 300] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4220] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4220] <... write resumed>) = 18 [pid 298] mkdir("./755", 0777 executing program [pid 300] <... umount2 resumed>) = 0 [pid 4220] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4220] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 4220] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4220] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] newfstatat(AT_FDCWD, "./786/tracing" [pid 4221] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4220] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4220] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4220] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4220] exit_group(0) = ? [pid 4221] rt_sigprocmask(SIG_SETMASK, [] [pid 4220] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4222 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./786/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4222 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 4222] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4222] <... set_robust_list resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... close resumed>) = 0 [pid 4222] chdir("./755" [pid 300] rmdir("./786/tracing" [pid 4222] <... chdir resumed>) = 0 [pid 4222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4222] setpgid(0, 0) = 0 [pid 4222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4222] write(3, "1000", 4) = 4 [pid 4222] close(3) = 0 [pid 4222] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3 [pid 300] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(3 [pid 301] umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 4221] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./787/binderfs" [pid 300] rmdir("./786" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./787/binderfs") = 0 [pid 301] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./787", 0777 [pid 301] newfstatat(AT_FDCWD, "./787/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./787/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./787/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./787" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4223 [pid 4221] chdir("./773" [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./788", 0777 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4221] <... chdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4224 [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4224 attached [pid 4221] <... prctl resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4224] set_robust_list(0x555557559760, 24 [pid 4222] <... symlink resumed>) = 0 [pid 4221] setpgid(0, 0 [pid 4222] write(1, "executing program\n", 18) = 18 executing program [pid 4222] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4222] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4224] <... set_robust_list resumed>) = 0 [pid 4222] <... mkdirat resumed>) = 0 [pid 4221] <... setpgid resumed>) = 0 [pid 4222] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4222] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4222] <... openat resumed>) = 3 [pid 4222] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 4222] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4222] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4222] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4222] <... exit_group resumed>) = ? [pid 4224] rt_sigprocmask(SIG_SETMASK, [] [pid 4222] +++ exited with 0 +++ [pid 4221] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4223 attached ) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4223] set_robust_list(0x555557559760, 24 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4223] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 4223] rt_sigprocmask(SIG_SETMASK, [] [pid 4221] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4223] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4221] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4221] close(3 [pid 302] newfstatat(AT_FDCWD, "./813/binderfs" [pid 4223] chdir("./787" [pid 4221] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4223] <... chdir resumed>) = 0 [pid 4221] symlink("/dev/binderfs", "./binderfs" [pid 302] unlink("./813/binderfs" [pid 4223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4223] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4223] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4223] write(3, "1000", 4 [pid 302] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4221] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4223] <... write resumed>) = 4 [pid 4221] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./813/tracing" [pid 4223] close(3) = 0 [pid 4223] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4221] <... write resumed>) = 18 executing program [pid 302] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4224] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4223] <... symlink resumed>) = 0 [pid 4221] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4223] write(1, "executing program\n", 18 [pid 4221] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./813/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4223] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 executing program [pid 4223] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4221] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(4 [pid 4223] <... close_range resumed>) = 0 [pid 4223] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4223] <... mkdirat resumed>) = 0 [pid 4221] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 4223] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4221] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 4223] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4221] <... mount resumed>) = 0 [pid 302] close(4 [pid 298] umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4221] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./813/tracing" [pid 298] openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4223] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4223] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4221] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4221] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 4223] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(3 [pid 4221] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 4223] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4223] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4221] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./813" [pid 298] umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4223] exit_group(0) = ? [pid 4224] chdir("./788" [pid 4223] +++ exited with 0 +++ [pid 4221] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4221] creat(NULL, 0732 [pid 302] mkdir("./814", 0777 [pid 298] newfstatat(AT_FDCWD, "./755/binderfs" [pid 4224] <... chdir resumed>) = 0 [pid 4224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4224] setpgid(0, 0) = 0 [pid 4224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4221] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./755/binderfs" [pid 4221] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4224] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 4224] write(3, "1000", 4) = 4 [pid 4224] close(3) = 0 [pid 4224] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4221] <... exit_group resumed>) = ? [pid 298] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4225 [pid 4224] write(1, "executing program\n", 18) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4224] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4224] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4221] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4224] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4224] <... mount resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./755/tracing" [pid 4224] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4224] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] umount2("./755/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4224] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./755/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4224] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 300] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4224] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4224] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4224] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 4224] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4224] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(4 [pid 300] umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./755/tracing" [pid 300] newfstatat(AT_FDCWD, "./787/binderfs" [pid 4224] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./787/binderfs" [pid 298] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4225 attached [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 4225] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] rmdir("./755" [pid 300] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4225] chdir("./814" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./756", 0777 [pid 4225] <... chdir resumed>) = 0 [pid 4225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./787/tracing" [pid 4225] <... prctl resumed>) = 0 [pid 4225] setpgid(0, 0) = 0 [pid 4225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 4225] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] openat(AT_FDCWD, "./787/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4225] write(3, "1000", 4) = 4 [pid 4225] close(3) = 0 [pid 4225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4225] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4226 [pid 300] fstat(4 [pid 4225] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4225] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 300] getdents64(4 [pid 4225] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] fstat(3 [pid 4225] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4225] <... mkdirat resumed>) = 0 [pid 300] rmdir("./787/tracing" [pid 299] getdents64(3 [pid 4225] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4225] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4225] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4225] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4225] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 4225] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 299] umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 299] newfstatat(AT_FDCWD, "./773/binderfs" [pid 4225] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./787" [pid 299] unlink("./773/binderfs" [pid 4225] <... exit_group resumed>) = ? [pid 4225] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 300] mkdir("./788", 0777 [pid 299] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4226 attached [pid 4226] set_robust_list(0x555557559760, 24) = 0 [pid 4226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4226] chdir("./756" [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4226] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./773/tracing" [pid 4226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4226] setpgid(0, 0) = 0 [pid 4226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4227 [pid 299] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4226] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4226] <... write resumed>) = 4 [pid 299] openat(AT_FDCWD, "./773/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4226] close(3 [pid 299] <... openat resumed>) = 4 [pid 4226] <... close resumed>) = 0 [pid 299] fstat(4 [pid 4226] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4226] <... symlink resumed>) = 0 [pid 299] getdents64(4 [pid 4226] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4226] <... write resumed>) = 18 [pid 299] getdents64(4 [pid 4226] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4226] <... close_range resumed>) = 0 executing program [pid 299] close(4 [pid 4226] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 [pid 4226] <... mkdirat resumed>) = 0 [pid 299] rmdir("./773/tracing" [pid 4226] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4226] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4226] <... openat resumed>) = 3 [pid 4226] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] getdents64(3 [pid 4226] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 4226] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./773" [pid 302] <... openat resumed>) = 3 [pid 4226] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4226] exit_group(0) = ? [pid 302] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./774", 0777 [pid 302] getdents64(3 [pid 4226] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... mkdir resumed>) = 0 [pid 302] umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./814/binderfs" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 302] unlink("./814/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./788/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4228 [pid 302] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4227 attached [pid 301] unlink("./788/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./814/tracing" [pid 301] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./788/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./814/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./788/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 4227] set_robust_list(0x555557559760, 24 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 4227] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4227] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 4227] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4227] chdir("./788" [pid 301] getdents64(4 [pid 4227] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 301] close(4 [pid 4227] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4227] setpgid(0, 0 [pid 302] rmdir("./814/tracing" [pid 301] rmdir("./788/tracing" [pid 4227] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 4227] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4227] write(3, "1000", 4 [pid 302] close(3 [pid 301] close(3 [pid 4227] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4227] close(3 [pid 302] rmdir("./814" [pid 301] rmdir("./788" [pid 4227] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4227] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./789", 0777 [pid 4227] <... symlink resumed>) = 0 [pid 302] mkdir("./815", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4227] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4227] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4227] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4229 attached [pid 4227] <... close_range resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4227] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4229 [pid 4229] set_robust_list(0x555557559760, 24 [pid 4227] <... mkdirat resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4228 attached [pid 4227] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 4228] set_robust_list(0x555557559760, 24 [pid 4227] <... mount resumed>) = 0 [pid 4228] <... set_robust_list resumed>) = 0 [pid 4227] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4230 [pid 4228] rt_sigprocmask(SIG_SETMASK, [] [pid 4227] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4228] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4227] write(3, "p:s/p ./file0:0", 15 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4230 attached [pid 4229] <... set_robust_list resumed>) = 0 [pid 4228] chdir("./774" [pid 4227] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4228] <... chdir resumed>) = 0 [pid 4227] openat(AT_FDCWD, NULL, O_WRONLY [pid 4228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4227] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./756/binderfs" [pid 4228] <... prctl resumed>) = 0 [pid 4227] creat(NULL, 0732 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4228] setpgid(0, 0 [pid 4227] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4228] <... setpgid resumed>) = 0 [pid 4227] exit_group(0 [pid 298] unlink("./756/binderfs" [pid 4228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4227] <... exit_group resumed>) = ? [pid 4230] set_robust_list(0x555557559760, 24 [pid 4229] rt_sigprocmask(SIG_SETMASK, [] [pid 4228] <... openat resumed>) = 3 [pid 4227] +++ exited with 0 +++ [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4228] write(3, "1000", 4) = 4 [pid 4228] close(3) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 4228] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4230] <... set_robust_list resumed>) = 0 [pid 4229] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4228] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4228] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./756/tracing" [pid 4228] <... write resumed>) = 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4228] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] umount2("./756/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4228] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4228] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] openat(AT_FDCWD, "./756/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4229] chdir("./789" [pid 4228] <... mkdirat resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4228] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(4 [pid 4228] <... mount resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4229] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 4228] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4228] <... openat resumed>) = 3 [pid 4228] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 4228] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4228] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] close(4 [pid 4228] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 4228] creat(NULL, 0732 [pid 298] rmdir("./756/tracing" [pid 4228] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4228] exit_group(0) = ? [pid 4230] rt_sigprocmask(SIG_SETMASK, [] [pid 4229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4228] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 4230] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4229] <... prctl resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 4229] setpgid(0, 0) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4230] chdir("./815" [pid 298] close(3 [pid 299] umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 4229] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./756" [pid 4230] <... chdir resumed>) = 0 [pid 4229] write(3, "1000", 4 [pid 299] openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4229] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4230] setpgid(0, 0) = 0 [pid 299] fstat(3 [pid 4229] close(3 [pid 298] mkdir("./757", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4229] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 4229] symlink("/dev/binderfs", "./binderfs" [pid 4230] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4230] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./774/binderfs" [pid 4230] close(3) = 0 [pid 4230] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4230] write(1, "executing program\n", 18) = 18 [pid 4230] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4231 [pid 299] unlink("./774/binderfs" [pid 4229] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4230] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4229] write(1, "executing program\n", 18 [pid 299] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4230] <... mkdirat resumed>) = 0 [pid 4229] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = 0 executing program [pid 4230] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4229] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4230] <... mount resumed>) = 0 [pid 4229] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4230] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./774/tracing" [pid 4229] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4230] <... openat resumed>) = 3 [pid 299] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4230] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4230] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "./774/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4230] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 4230] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(4 [pid 4230] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4230] exit_group(0 [pid 4229] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 4230] <... exit_group resumed>) = ? [pid 4230] +++ exited with 0 +++ [pid 4229] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 4229] <... mount resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4231 attached ) = 0 [pid 299] close(4 [pid 4229] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4231] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./774/tracing" [pid 4229] <... openat resumed>) = 3 [pid 302] umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4231] <... set_robust_list resumed>) = 0 [pid 4231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4231] chdir("./757" [pid 299] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4229] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(3 [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 302] fstat(3 [pid 299] close(3 [pid 4229] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4229] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./774" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./788/binderfs" [pid 4231] <... chdir resumed>) = 0 [pid 4231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4231] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4229] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./788/binderfs" [pid 299] mkdir("./775", 0777 [pid 4229] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./815/binderfs" [pid 4231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4231] <... openat resumed>) = 3 [pid 4231] write(3, "1000", 4) = 4 [pid 4231] close(3) = 0 [pid 302] unlink("./815/binderfs" [pid 300] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 4229] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4231] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4229] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4229] <... exit_group resumed>) = ? [pid 302] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4231] write(1, "executing program\n", 18 [pid 300] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4231] <... write resumed>) = 18 [pid 4231] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4231] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./788/tracing" [pid 302] newfstatat(AT_FDCWD, "./815/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4232 [pid 4229] +++ exited with 0 +++ [pid 4231] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 302] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4231] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] openat(AT_FDCWD, "./788/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4231] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./815/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4231] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 4231] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4231] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4231] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4231] creat(NULL, 0732 [pid 302] close(4 [pid 300] close(4 [pid 4231] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./815/tracing" [pid 300] rmdir("./788/tracing" [pid 4231] exit_group(0) = ? [pid 4231] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4232 attached [pid 302] close(3 [pid 300] close(3 [pid 4232] set_robust_list(0x555557559760, 24 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./815" [pid 300] rmdir("./788" [pid 4232] <... set_robust_list resumed>) = 0 [pid 4232] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 4232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4232] chdir("./775" [pid 300] <... rmdir resumed>) = 0 [pid 302] mkdir("./816", 0777 [pid 300] mkdir("./789", 0777 [pid 4232] <... chdir resumed>) = 0 [pid 4232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4232] setpgid(0, 0) = 0 [pid 4232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 4232] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4232] write(3, "1000", 4) = 4 [pid 4232] close(3) = 0 [pid 4232] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4233 [pid 4232] write(1, "executing program\n", 18) = 18 [pid 4232] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4232] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4234 [pid 4232] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4232] <... mount resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4232] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4232] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4232] write(3, "p:s/p ./file0:0", 15 [pid 298] openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4232] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... openat resumed>) = 3 [pid 4232] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] fstat(3 [pid 4232] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4232] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4232] exit_group(0 [pid 298] getdents64(3 [pid 4232] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4234 attached [pid 4232] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./757/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4233 attached [pid 4233] set_robust_list(0x555557559760, 24 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] unlink("./757/binderfs" [pid 301] umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 4234] set_robust_list(0x555557559760, 24 [pid 301] umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./789/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./789/binderfs" [pid 298] newfstatat(AT_FDCWD, "./757/tracing" [pid 4234] <... set_robust_list resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4234] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./757/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./789/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./757/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./789/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4 [pid 4234] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 298] getdents64(4 [pid 301] rmdir("./789/tracing" [pid 4234] chdir("./789" [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 4233] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 4233] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(3 [pid 4233] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4233] chdir("./816" [pid 301] rmdir("./789" [pid 4234] <... chdir resumed>) = 0 [pid 4233] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./757/tracing" [pid 4233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] mkdir("./790", 0777 [pid 4233] <... prctl resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4233] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4233] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4235 attached [pid 4234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4233] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4233] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4235 [pid 298] getdents64(3 [pid 4233] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4233] close(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4233] <... close resumed>) = 0 [pid 299] umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 4234] <... prctl resumed>) = 0 [pid 4233] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./757" [pid 299] <... openat resumed>) = 3 [pid 4233] <... symlink resumed>) = 0 [pid 4233] write(1, "executing program\n", 18) = 18 [pid 299] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] mkdir("./758", 0777 [pid 299] getdents64(3 [pid 4233] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4233] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4235] set_robust_list(0x555557559760, 24 [pid 4234] setpgid(0, 0 [pid 4233] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 4233] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4234] <... setpgid resumed>) = 0 [pid 299] umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./775/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4233] <... mount resumed>) = 0 [pid 4233] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4233] write(3, "p:s/p ./file0:0", 15 [pid 299] unlink("./775/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4236 [pid 4233] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4233] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... unlink resumed>) = 0 [pid 4233] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4233] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4233] exit_group(0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4233] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4234] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./775/tracing" [pid 4235] <... set_robust_list resumed>) = 0 [pid 4234] write(3, "1000", 4 [pid 4233] +++ exited with 0 +++ [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4234] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4236 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./775/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4234] close(3 [pid 4236] set_robust_list(0x555557559760, 24 [pid 4234] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4236] <... set_robust_list resumed>) = 0 [pid 4234] symlink("/dev/binderfs", "./binderfs" [pid 299] fstat(4 [pid 4236] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4236] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 4236] chdir("./758" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4234] <... symlink resumed>) = 0 [pid 4236] <... chdir resumed>) = 0 [pid 4234] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 4236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4236] setpgid(0, 0 [pid 302] umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4234] <... write resumed>) = 18 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4234] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 4236] <... setpgid resumed>) = 0 [pid 4236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 4234] <... close_range resumed>) = 0 [pid 302] fstat(3 [pid 299] rmdir("./775/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4236] <... openat resumed>) = 3 [pid 4236] write(3, "1000", 4) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 4236] close(3 [pid 302] getdents64(3 [pid 299] getdents64(3 [pid 4234] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 4236] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./816/binderfs" [pid 299] rmdir("./775" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4236] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] unlink("./816/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 4236] write(1, "executing program\n", 18) = 18 [pid 4236] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4236] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 299] mkdir("./776", 0777 [pid 302] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4236] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 executing program [pid 4236] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4234] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4234] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./816/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4236] <... mount resumed>) = 0 [pid 4236] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4236] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4236] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4237 [pid 4234] <... mount resumed>) = 0 [pid 302] openat(AT_FDCWD, "./816/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4236] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 4236] creat(NULL, 0732 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4234] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 4236] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4234] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 4236] exit_group(0 [pid 4234] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 4236] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4236] +++ exited with 0 +++ [pid 4235] rt_sigprocmask(SIG_SETMASK, [] [pid 4234] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4237 attached [pid 4234] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4237] set_robust_list(0x555557559760, 24 [pid 4234] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./816/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rmdir resumed>) = 0 [pid 4237] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 4234] creat(NULL, 0732 [pid 4237] rt_sigprocmask(SIG_SETMASK, [] [pid 4234] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4237] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 4234] exit_group(0 [pid 4237] chdir("./776" [pid 4234] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 4237] <... chdir resumed>) = 0 [pid 302] rmdir("./816" [pid 4237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4237] setpgid(0, 0) = 0 [pid 4237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 4237] write(3, "1000", 4 [pid 302] mkdir("./817", 0777 [pid 4237] <... write resumed>) = 4 [pid 4237] close(3) = 0 [pid 4237] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 4237] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4237] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4237] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4234] +++ exited with 0 +++ [pid 4237] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4238 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4237] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4235] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4237] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 4237] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4237] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4237] creat(NULL, 0732 [pid 4235] chdir("./790" [pid 4237] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4237] exit_group(0) = ? [pid 4237] +++ exited with 0 +++ [pid 4235] <... chdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4238 attached [pid 4238] set_robust_list(0x555557559760, 24 [pid 4235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4238] <... set_robust_list resumed>) = 0 [pid 4238] rt_sigprocmask(SIG_SETMASK, [] [pid 4235] <... prctl resumed>) = 0 [pid 4238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4238] chdir("./817" [pid 4235] setpgid(0, 0 [pid 4238] <... chdir resumed>) = 0 [pid 4238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4238] setpgid(0, 0) = 0 [pid 4238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4235] <... setpgid resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4238] <... openat resumed>) = 3 [pid 298] umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4238] write(3, "1000", 4) = 4 [pid 4238] close(3) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4238] symlink("/dev/binderfs", "./binderfs" [pid 298] openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4238] <... symlink resumed>) = 0 [pid 4235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 3 [pid 4238] write(1, "executing program\n", 18 [pid 298] fstat(3 [pid 4238] <... write resumed>) = 18 executing program [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4238] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 4238] <... close_range resumed>) = 0 [pid 4238] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4238] <... mkdirat resumed>) = 0 [pid 298] umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4235] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4238] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./758/binderfs" [pid 4238] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4238] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4235] write(3, "1000", 4 [pid 298] unlink("./758/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 4238] <... openat resumed>) = 3 [pid 4238] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4235] <... write resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 4238] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4235] close(3 [pid 300] umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4238] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4235] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4235] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 4238] creat(NULL, 0732 [pid 4235] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 4238] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4235] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./758/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4238] exit_group(0 [pid 4235] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4238] <... exit_group resumed>) = ? [pid 4235] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./758/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4235] <... close_range resumed>) = 0 [pid 300] umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4238] +++ exited with 0 +++ [pid 4235] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./758/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./789/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./789/binderfs" [pid 298] fstat(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 4235] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./789/tracing" [pid 4235] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 300] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4235] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./789/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] rmdir("./758/tracing" [pid 4235] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 4235] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4235] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./758" [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4235] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4235] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./776/binderfs" [pid 300] rmdir("./789/tracing" [pid 298] mkdir("./759", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4235] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4235] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 4235] <... exit_group resumed>) = ? [pid 4235] +++ exited with 0 +++ [pid 300] getdents64(3 [pid 299] unlink("./776/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3 [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 [pid 299] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rmdir("./789" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4239 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./790", 0777 [pid 299] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4239 [pid 302] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4239] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4239] <... set_robust_list resumed>) = 0 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./776/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4239] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 299] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4239] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4239] chdir("./759" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4240 [pid 301] umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./776/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4240 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./817/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 4240] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./790/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 4240] <... set_robust_list resumed>) = 0 [pid 302] unlink("./817/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4239] <... chdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4240] rt_sigprocmask(SIG_SETMASK, [] [pid 301] unlink("./790/binderfs" [pid 299] getdents64(4 [pid 302] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4240] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4240] chdir("./790" [pid 302] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4240] <... chdir resumed>) = 0 [pid 4239] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 302] newfstatat(AT_FDCWD, "./817/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 4239] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./776/tracing" [pid 301] newfstatat(AT_FDCWD, "./790/tracing" [pid 302] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4239] <... setpgid resumed>) = 0 [pid 4239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./817/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./790/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 302] fstat(4 [pid 301] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] <... close resumed>) = 0 [pid 4239] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./776" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 4239] write(3, "1000", 4) = 4 [pid 4239] close(3) = 0 [pid 4239] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 4240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4239] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] mkdir("./777", 0777 [pid 4239] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 4239] <... write resumed>) = 18 [pid 4239] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4239] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4240] <... prctl resumed>) = 0 [pid 4239] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4240] setpgid(0, 0 [pid 4239] <... mount resumed>) = 0 [pid 302] rmdir("./817/tracing" [pid 301] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4239] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4239] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4239] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./790/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4240] <... setpgid resumed>) = 0 [pid 4239] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 4239] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4239] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 4239] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4239] +++ exited with 0 +++ [pid 302] close(3 [pid 301] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4241 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4240] <... openat resumed>) = 3 [pid 302] rmdir("./817" [pid 301] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./790" [pid 4240] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] mkdir("./791", 0777 [pid 4240] <... write resumed>) = 4 [pid 302] mkdir("./818", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4240] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4242 [pid 4240] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4240] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4241 attached [pid 4241] set_robust_list(0x555557559760, 24) = 0 [pid 4241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4241] chdir("./777" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4243 [pid 4241] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4240] <... symlink resumed>) = 0 [pid 4241] <... prctl resumed>) = 0 [pid 4240] write(1, "executing program\n", 18 [pid 4241] setpgid(0, 0) = 0 [pid 4241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4240] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 4242 attached [pid 4241] <... openat resumed>) = 3 [pid 4240] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4241] write(3, "1000", 4) = 4 [pid 4241] close(3) = 0 [pid 4241] symlink("/dev/binderfs", "./binderfs" [pid 4240] <... close_range resumed>) = 0 [pid 4242] set_robust_list(0x555557559760, 24 [pid 4241] <... symlink resumed>) = 0 [pid 4240] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4242] <... set_robust_list resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4240] <... mkdirat resumed>) = 0 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4240] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./759/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./759/binderfs" [pid 4240] <... mount resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4240] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 4240] <... openat resumed>) = 3 [pid 298] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4240] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./759/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./759/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./759/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4240] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] getdents64(4 [pid 4240] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4240] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(4 [pid 4240] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4240] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] close(4) = 0 [pid 4240] exit_group(0 [pid 298] rmdir("./759/tracing" [pid 4242] rt_sigprocmask(SIG_SETMASK, [] [pid 4240] <... exit_group resumed>) = ? [pid 298] <... rmdir resumed>) = 0 [pid 4241] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 4241] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4241] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] close(3 [pid 4241] <... close_range resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4241] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4240] +++ exited with 0 +++ [pid 298] rmdir("./759" [pid 4242] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4241] <... mkdirat resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rmdir resumed>) = 0 [pid 4241] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] mkdir("./760", 0777 [pid 4242] chdir("./791" [pid 4241] <... mount resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4241] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4241] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4242] <... chdir resumed>) = 0 [pid 4241] write(3, "p:s/p ./file0:0", 15 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4244 attached [pid 4242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4241] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4241] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4244 [pid 4242] <... prctl resumed>) = 0 [pid 4241] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4244] set_robust_list(0x555557559760, 24 [pid 4241] creat(NULL, 0732 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4241] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4244] <... set_robust_list resumed>) = 0 [pid 4242] setpgid(0, 0 [pid 4241] exit_group(0) = ? [pid 4244] rt_sigprocmask(SIG_SETMASK, [] [pid 4242] <... setpgid resumed>) = 0 [pid 4241] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4243 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4243] set_robust_list(0x555557559760, 24) = 0 [pid 4242] <... openat resumed>) = 3 [pid 4243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4243] chdir("./818" [pid 4242] write(3, "1000", 4 [pid 4244] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4243] <... chdir resumed>) = 0 [pid 4243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4242] <... write resumed>) = 4 [pid 4243] setpgid(0, 0) = 0 [pid 4243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4244] chdir("./760" [pid 4243] <... openat resumed>) = 3 [pid 4242] close(3 [pid 4243] write(3, "1000", 4) = 4 [pid 4243] close(3) = 0 [pid 4243] symlink("/dev/binderfs", "./binderfs" [pid 4244] <... chdir resumed>) = 0 [pid 4243] <... symlink resumed>) = 0 [pid 4242] <... close resumed>) = 0 [pid 4243] write(1, "executing program\n", 18) = 18 [pid 4243] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program executing program [pid 4243] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4242] symlink("/dev/binderfs", "./binderfs" [pid 4244] <... prctl resumed>) = 0 [pid 4243] <... mkdirat resumed>) = 0 [pid 4242] <... symlink resumed>) = 0 [pid 4243] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 4242] write(1, "executing program\n", 18 [pid 4243] <... mount resumed>) = 0 [pid 4242] <... write resumed>) = 18 [pid 4243] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4242] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4243] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4243] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4242] <... close_range resumed>) = 0 [pid 299] openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4243] openat(AT_FDCWD, NULL, O_WRONLY [pid 4244] setpgid(0, 0 [pid 4242] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... openat resumed>) = 3 [pid 4244] <... setpgid resumed>) = 0 [pid 4243] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4243] creat(NULL, 0732 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4244] <... openat resumed>) = 3 [pid 4243] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4242] <... mkdirat resumed>) = 0 [pid 4244] write(3, "1000", 4 [pid 4243] exit_group(0 [pid 4242] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4244] <... write resumed>) = 4 [pid 4243] <... exit_group resumed>) = ? [pid 299] umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4244] close(3 [pid 4243] +++ exited with 0 +++ [pid 4242] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4242] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./777/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4242] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./777/binderfs" [pid 4242] write(3, "p:s/p ./file0:0", 15 [pid 4244] <... close resumed>) = 0 [pid 4244] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4242] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 4244] write(1, "executing program\n", 18 [pid 4242] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4242] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4244] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = 0 [pid 4242] creat(NULL, 0732 [pid 299] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4242] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4244] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./777/tracing" [pid 4242] exit_group(0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4242] <... exit_group resumed>) = ? [pid 299] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4244] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4244] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] openat(AT_FDCWD, "./777/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4244] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4242] +++ exited with 0 +++ [pid 4244] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(4 [pid 4244] <... mount resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4244] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4244] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 4244] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4244] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 300] umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 300] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4244] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 4244] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 299] rmdir("./777/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4244] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4244] exit_group(0) = ? [pid 4244] +++ exited with 0 +++ [pid 300] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 300] newfstatat(AT_FDCWD, "./790/binderfs" [pid 299] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./777" [pid 300] unlink("./790/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] mkdir("./778", 0777 [pid 300] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./790/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4245 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./790/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4245 attached [pid 4245] set_robust_list(0x555557559760, 24 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 4245] <... set_robust_list resumed>) = 0 [pid 298] getdents64(3 [pid 4245] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 298] umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] newfstatat(AT_FDCWD, "./760/binderfs" [pid 300] <... close resumed>) = 0 [pid 4245] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./790/tracing" [pid 298] unlink("./760/binderfs" [pid 4245] chdir("./778") = 0 [pid 4245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 4245] <... prctl resumed>) = 0 [pid 4245] setpgid(0, 0) = 0 [pid 4245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 298] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4245] <... openat resumed>) = 3 [pid 300] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 4245] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 298] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./790" [pid 4245] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4245] close(3) = 0 [pid 4245] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./760/tracing" [pid 300] mkdir("./791", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4245] write(1, "executing program\n", 18) = 18 [pid 4245] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4245] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./760/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 298] openat(AT_FDCWD, "./760/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./791/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4246 [pid 298] <... openat resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./791/binderfs") = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(4 [pid 301] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4246 attached [pid 4245] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./791/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4245] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4245] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4246] set_robust_list(0x555557559760, 24 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4245] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./791/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4245] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4245] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 301] fstat(4 [pid 298] close(4 [pid 4245] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4245] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4245] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./760/tracing" [pid 4245] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./818/binderfs" [pid 301] getdents64(4 [pid 4245] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4245] exit_group(0 [pid 301] close(4 [pid 4245] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4245] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./791/tracing" [pid 298] getdents64(3 [pid 4246] <... set_robust_list resumed>) = 0 [pid 302] unlink("./818/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] close(3 [pid 302] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 301] rmdir("./791" [pid 4246] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./792", 0777 [pid 298] rmdir("./760" [pid 4246] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./818/tracing" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4247 [pid 298] mkdir("./761", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4247 attached [pid 4247] set_robust_list(0x555557559760, 24 [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4247] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./818/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4247] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 4247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4247] chdir("./792") = 0 [pid 4247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4247] setpgid(0, 0 [pid 302] fstat(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4248 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4247] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(4) = 0 [pid 302] rmdir("./818/tracing" [pid 4247] <... openat resumed>) = 3 [pid 4247] write(3, "1000", 4) = 4 [pid 4247] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 4247] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4247] symlink("/dev/binderfs", "./binderfs" [pid 302] close(3 [pid 299] umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./818" [pid 299] openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4247] <... symlink resumed>) = 0 [pid 4247] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 executing program [pid 299] <... openat resumed>) = 3 [pid 302] mkdir("./819", 0777 [pid 299] fstat(3 [pid 4247] <... write resumed>) = 18 [pid 4247] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4247] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4247] <... mkdirat resumed>) = 0 [pid 4247] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4249 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./778/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./778/binderfs" [pid 4247] <... mount resumed>) = 0 [pid 4247] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4246] chdir("./791" [pid 4247] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 4246] <... chdir resumed>) = 0 [pid 299] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4247] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(AT_FDCWD, "./778/tracing" [pid 4247] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4246] <... prctl resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4247] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4246] setpgid(0, 0 [pid 299] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4247] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4246] <... setpgid resumed>) = 0 [pid 299] openat(AT_FDCWD, "./778/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4247] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 4247] exit_group(0 [pid 4246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] fstat(4 [pid 4247] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4249 attached [pid 4247] +++ exited with 0 +++ [pid 4246] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4248 attached [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4246] write(3, "1000", 4 [pid 299] getdents64(4 [pid 4246] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4248] set_robust_list(0x555557559760, 24 [pid 4246] close(3 [pid 299] close(4 [pid 4248] <... set_robust_list resumed>) = 0 [pid 4246] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./778/tracing" [pid 4246] symlink("/dev/binderfs", "./binderfs" [pid 4248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4248] chdir("./761") = 0 [pid 4248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4248] setpgid(0, 0 [pid 299] getdents64(3 [pid 4248] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 4248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 4246] <... symlink resumed>) = 0 executing program [pid 299] rmdir("./778" [pid 4248] <... openat resumed>) = 3 [pid 4248] write(3, "1000", 4) = 4 [pid 4246] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 4248] close(3 [pid 299] mkdir("./779", 0777 [pid 4246] <... write resumed>) = 18 [pid 4248] <... close resumed>) = 0 [pid 4248] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4246] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... mkdir resumed>) = 0 [pid 4248] write(1, "executing program\n", 18 [pid 4246] <... close_range resumed>) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4248] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4246] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4248] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4248] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4248] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4250 [pid 4248] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4248] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4246] <... mkdirat resumed>) = 0 [pid 4248] <... openat resumed>) = 3 [pid 4248] write(3, "p:s/p ./file0:0", 15 [pid 4246] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4248] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4248] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4248] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4248] exit_group(0 [pid 4246] <... mount resumed>) = 0 [pid 4248] <... exit_group resumed>) = ? [pid 4249] set_robust_list(0x555557559760, 24 [pid 4248] +++ exited with 0 +++ [pid 4246] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPENDci2-android-5-10/strace-static-x86_64: Process 4250 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4246] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4246] write(3, "p:s/p ./file0:0", 15 [pid 4250] set_robust_list(0x555557559760, 24) = 0 [pid 4250] rt_sigprocmask(SIG_SETMASK, [] [pid 4246] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4250] chdir("./779") = 0 [pid 4246] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... restart_syscall resumed>) = 0 [pid 4249] <... set_robust_list resumed>) = 0 [pid 4246] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4246] creat(NULL, 0732 [pid 301] umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4246] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 4249] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4246] exit_group(0 [pid 301] umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./792/binderfs" [pid 4249] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4246] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./792/binderfs") = 0 [pid 301] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./792/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./792/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4246] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4249] chdir("./819" [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4249] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 3 [pid 4249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 298] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4249] <... prctl resumed>) = 0 [pid 301] close(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 4249] setpgid(0, 0 [pid 301] rmdir("./792/tracing" [pid 298] getdents64(3 [pid 4249] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./792" [pid 4249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./793", 0777 [pid 4249] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4249] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./761/binderfs" [pid 4249] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4249] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4249] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4251 [pid 298] unlink("./761/binderfs" [pid 4249] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4250] setpgid(0, 0) = 0 [pid 4250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4249] <... symlink resumed>) = 0 [pid 4250] <... openat resumed>) = 3 [pid 298] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4249] write(1, "executing program\n", 18 [pid 4250] write(3, "1000", 4) = 4 [pid 4249] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = 0 [pid 4250] close(3 [pid 298] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4249] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4249] <... close_range resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./761/tracing" [pid 4250] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4249] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./761/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4250] symlink("/dev/binderfs", "./binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4250] <... symlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./761/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4250] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 4249] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 4250] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4249] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(3 [pid 298] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4250] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(3 [pid 4250] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4250] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4249] <... mount resumed>) = 0 [pid 300] umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4249] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] newfstatat(AT_FDCWD, "./791/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4251 attached [pid 4250] <... mkdirat resumed>) = 0 [pid 4249] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 4249] write(3, "p:s/p ./file0:0", 15 [pid 300] unlink("./791/binderfs" [pid 298] <... close resumed>) = 0 [pid 4250] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4250] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... unlink resumed>) = 0 [pid 298] rmdir("./761/tracing" [pid 4250] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4249] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4250] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 4250] creat(NULL, 0732 [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 4249] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4249] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] close(3 [pid 300] newfstatat(AT_FDCWD, "./791/tracing" [pid 4249] creat(NULL, 0732 [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./761" [pid 4249] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4250] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4250] exit_group(0) = ? [pid 4251] set_robust_list(0x555557559760, 24 [pid 4250] +++ exited with 0 +++ [pid 4249] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./791/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4249] <... exit_group resumed>) = ? [pid 298] mkdir("./762", 0777 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(4 [pid 299] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./791/tracing" [pid 299] umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4252 attached [pid 4252] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./779/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4252 [pid 4249] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] unlink("./779/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 [pid 4252] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./791" [pid 299] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4252] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4251] <... set_robust_list resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4252] chdir("./762") = 0 [pid 299] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./792", 0777 [pid 4252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4252] setpgid(0, 0) = 0 [pid 4252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4252] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./779/tracing" [pid 4252] write(3, "1000", 4) = 4 [pid 4252] close(3) = 0 [pid 4252] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4253 [pid 299] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4252] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./779/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4252] <... write resumed>) = 18 [pid 299] <... openat resumed>) = 4 [pid 4252] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(4 [pid 4252] <... close_range resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4252] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] getdents64(4 [pid 4252] <... mkdirat resumed>) = 0 [pid 4251] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4252] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4 [pid 4252] <... mount resumed>) = 0 [pid 4251] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4252] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] close(4 [pid 4252] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 4252] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./779/tracing" [pid 4252] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4252] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4252] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4252] exit_group(0) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 302] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4252] +++ exited with 0 +++ [pid 4251] chdir("./793" [pid 302] <... openat resumed>) = 3 [pid 299] rmdir("./779" [pid 302] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4253 attached [pid 4253] set_robust_list(0x555557559760, 24) = 0 [pid 4253] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./780", 0777 [pid 302] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4253] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4253] chdir("./792") = 0 [pid 4253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... mkdir resumed>) = 0 [pid 4253] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4253] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./819/binderfs" [pid 4253] <... setpgid resumed>) = 0 [pid 4253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4253] write(3, "1000", 4) = 4 [pid 4253] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4254 [pid 4253] <... close resumed>) = 0 [pid 302] unlink("./819/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4253] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4253] write(1, "executing program\n", 18) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 4253] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4253] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4253] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./819/tracing" [pid 4251] <... chdir resumed>) = 0 [pid 4253] <... mkdirat resumed>) = 0 [pid 4251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4253] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4251] <... prctl resumed>) = 0 [pid 4253] <... mount resumed>) = 0 [pid 4251] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4251] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./819/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4253] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 4 [pid 4253] <... openat resumed>) = 3 [pid 4251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(4 [pid 4253] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4251] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 4253] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4251] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4253] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4251] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4253] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4251] close(3 [pid 302] close(4 [pid 4253] exit_group(0 [pid 4251] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4253] <... exit_group resumed>) = ? [pid 4251] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./819/tracing" [pid 4253] +++ exited with 0 +++ [pid 4251] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 executing program [pid 4251] write(1, "executing program\n", 18 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4254 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 4251] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4251] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4254] set_robust_list(0x555557559760, 24 [pid 4251] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./819" [pid 4254] <... set_robust_list resumed>) = 0 [pid 4254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4254] chdir("./780") = 0 [pid 4254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4254] setpgid(0, 0) = 0 [pid 4254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./820", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4254] <... openat resumed>) = 3 [pid 4254] write(3, "1000", 4) = 4 [pid 4254] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 300] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 4251] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(3 [pid 298] getdents64(3 [pid 4254] <... close resumed>) = 0 [pid 4254] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4254] write(1, "executing program\n", 18) = 18 [pid 4254] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4255 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./762/binderfs" [pid 300] umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4254] <... close_range resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./762/binderfs" [pid 300] newfstatat(AT_FDCWD, "./792/binderfs" [pid 4254] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4251] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4251] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] unlink("./792/binderfs" [pid 298] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4254] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4251] <... mount resumed>) = 0 [pid 4254] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4251] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./762/tracing" [pid 300] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4254] <... openat resumed>) = 3 [pid 4254] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4254] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4254] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4254] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4255 attached [pid 4251] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./762/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4255] set_robust_list(0x555557559760, 24 [pid 4254] +++ exited with 0 +++ [pid 4251] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./792/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4255] <... set_robust_list resumed>) = 0 [pid 4251] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./762/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4251] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4255] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 4251] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 4251] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./792/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 4251] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 4255] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4255] chdir("./820" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4251] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4251] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 4255] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] close(4 [pid 298] <... close resumed>) = 0 [pid 4255] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./762/tracing" [pid 300] rmdir("./792/tracing" [pid 4255] <... setpgid resumed>) = 0 [pid 4255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4255] write(3, "1000", 4) = 4 [pid 4255] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 300] close(3 [pid 4255] symlink("/dev/binderfs", "./binderfs" [pid 298] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./762" [pid 300] rmdir("./792" [pid 4255] <... symlink resumed>) = 0 [pid 4251] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 4255] write(1, "executing program\n", 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./793", 0777 [pid 298] mkdir("./763", 0777 [pid 4255] <... write resumed>) = 18 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4255] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4255] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4255] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4255] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4255] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4255] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4256 [pid 4255] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4255] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4255] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4257 attached ci2-android-5-10/strace-static-x86_64: Process 4256 attached [pid 4255] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4257 [pid 4257] set_robust_list(0x555557559760, 24 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4256] set_robust_list(0x555557559760, 24) = 0 [pid 4256] rt_sigprocmask(SIG_SETMASK, [] [pid 4257] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4256] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4256] chdir("./793" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4256] <... chdir resumed>) = 0 [pid 4256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4256] setpgid(0, 0) = 0 [pid 4256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 4257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4256] <... openat resumed>) = 3 [pid 4256] write(3, "1000", 4 [pid 301] umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4256] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4256] close(3 [pid 301] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4256] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4256] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(3 [pid 4257] chdir("./763" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4257] <... chdir resumed>) = 0 [pid 4256] <... symlink resumed>) = 0 [pid 4257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4257] setpgid(0, 0) = 0 [pid 4256] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4256] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4256] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4256] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4256] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./793/binderfs" [pid 4257] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4256] <... mkdirat resumed>) = 0 [pid 301] unlink("./793/binderfs" [pid 4257] write(3, "1000", 4 [pid 299] umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4256] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4257] <... write resumed>) = 4 [pid 4256] <... mount resumed>) = 0 [pid 301] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4257] close(3 [pid 4256] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4257] <... close resumed>) = 0 [pid 4256] <... openat resumed>) = 3 [pid 302] umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4256] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 4257] symlink("/dev/binderfs", "./binderfs" [pid 4256] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./793/tracing" [pid 299] fstat(3 [pid 4256] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4256] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 301] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4256] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 4256] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./793/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4257] <... symlink resumed>) = 0 [pid 4256] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4256] <... exit_group resumed>) = ? [pid 302] umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 299] umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4257] write(1, "executing program\n", 18 [pid 4256] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./820/binderfs" [pid 301] getdents64(4 [pid 4257] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./780/binderfs" [pid 4257] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] unlink("./820/binderfs" [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4257] <... close_range resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 299] unlink("./780/binderfs" [pid 4257] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./793/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4257] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./820/tracing" [pid 301] getdents64(3 [pid 299] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 4257] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./820/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./793" [pid 299] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4257] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 302] fstat(4 [pid 301] mkdir("./794", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4257] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./780/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4257] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4257] write(3, "p:s/p ./file0:0", 15 [pid 302] close(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4258 [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./820/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4257] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4257] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./780/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4257] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4257] creat(NULL, 0732 [pid 302] close(3 [pid 299] <... openat resumed>) = 4 [pid 4257] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./820" [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4258 attached [pid 4257] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./821", 0777 [pid 4258] set_robust_list(0x555557559760, 24 [pid 4257] <... exit_group resumed>) = ? [pid 302] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4259 attached [pid 4257] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4258] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4259 [pid 4258] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4258] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4258] chdir("./794" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 4258] <... chdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4258] setpgid(0, 0) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] rmdir("./780/tracing" [pid 300] fstat(3 [pid 298] umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4258] write(3, "1000", 4) = 4 [pid 4258] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] getdents64(3 [pid 298] openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 300] umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 4258] <... close resumed>) = 0 [pid 4258] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./793/binderfs" [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./780" [pid 300] unlink("./793/binderfs" [pid 298] getdents64(3 [pid 4258] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4258] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4258] <... write resumed>) = 18 [pid 4258] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 299] mkdir("./781", 0777 [pid 298] umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4258] <... close_range resumed>) = 0 [pid 4258] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./763/binderfs" [pid 4258] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./793/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./763/binderfs" [pid 4258] <... mount resumed>) = 0 [pid 4258] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4258] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4260 [pid 298] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4260 attached [pid 4258] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./793/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4258] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4258] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./763/tracing" [pid 4258] exit_group(0 [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./763/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./763/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./793/tracing" [pid 298] <... openat resumed>) = 4 [pid 4258] <... exit_group resumed>) = ? [pid 4259] set_robust_list(0x555557559760, 24 [pid 4258] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 4260] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] close(3 [pid 4260] <... set_robust_list resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 300] rmdir("./793" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4260] chdir("./781") = 0 [pid 4260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 300] mkdir("./794", 0777 [pid 298] <... close resumed>) = 0 [pid 4260] <... prctl resumed>) = 0 [pid 4260] setpgid(0, 0) = 0 [pid 4260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./763/tracing" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4260] write(3, "1000", 4) = 4 [pid 4260] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4260] write(1, "executing program\n", 18) = 18 [pid 4260] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] close(3 [pid 4260] <... close_range resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4261 [pid 298] rmdir("./763" [pid 4260] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4260] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./764", 0777 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4260] <... mount resumed>) = 0 [pid 4260] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 4260] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4260] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4259] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4260] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4260] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4260] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4260] exit_group(0) = ? [pid 4260] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 4259] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4262 ci2-android-5-10/strace-static-x86_64: Process 4261 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4261] set_robust_list(0x555557559760, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4261] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4261] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 4261] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 4261] chdir("./794" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4261] <... chdir resumed>) = 0 [pid 4261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] getdents64(3 [pid 4261] setpgid(0, 0) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4259] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4261] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./794/binderfs" [pid 4261] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4261] <... write resumed>) = 4 [pid 301] unlink("./794/binderfs" [pid 4261] close(3) = 0 [pid 4261] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 4261] <... symlink resumed>) = 0 [pid 4259] chdir("./821" [pid 301] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4262 attached [pid 4261] write(1, "executing program\n", 18) = 18 [pid 301] <... umount2 resumed>) = 0 [pid 4261] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4261] <... close_range resumed>) = 0 executing program [pid 4261] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4262] set_robust_list(0x555557559760, 24 [pid 4261] <... mkdirat resumed>) = 0 [pid 4259] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./794/tracing" [pid 4261] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4261] <... mount resumed>) = 0 [pid 301] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4261] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4261] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./794/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4261] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 4 [pid 4261] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(4 [pid 4261] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4261] creat(NULL, 0732 [pid 301] getdents64(4 [pid 4261] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4261] exit_group(0 [pid 301] getdents64(4 [pid 4261] <... exit_group resumed>) = ? [pid 4262] <... set_robust_list resumed>) = 0 [pid 4261] +++ exited with 0 +++ [pid 4259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4259] <... prctl resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./794/tracing" [pid 4259] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4259] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./794" [pid 4259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4259] <... openat resumed>) = 3 [pid 301] mkdir("./795", 0777 [pid 299] umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4259] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 4259] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4259] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4259] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./781/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./781/binderfs") = 0 [pid 299] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4259] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4263 ci2-android-5-10/strace-static-x86_64: Process 4263 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4263] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4263] <... set_robust_list resumed>) = 0 [pid 4263] rt_sigprocmask(SIG_SETMASK, [] [pid 4259] <... symlink resumed>) = 0 [pid 4263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4263] chdir("./795") = 0 [pid 4263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4263] setpgid(0, 0) = 0 [pid 4263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4259] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = 0 executing program [pid 299] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4259] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./781/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4259] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./781/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./781/tracing" [pid 4262] rt_sigprocmask(SIG_SETMASK, [] [pid 4259] <... close_range resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./781" [pid 4259] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 4262] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./782", 0777 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4259] <... mkdirat resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4259] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4262] chdir("./764" [pid 300] umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4264 [pid 4259] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4259] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 4259] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4263] <... openat resumed>) = 3 [pid 4259] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4263] write(3, "1000", 4 [pid 300] getdents64(3 [pid 4263] <... write resumed>) = 4 [pid 4263] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4259] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4263] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4263] write(1, "executing program\n", 18) = 18 [pid 4263] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] newfstatat(AT_FDCWD, "./794/binderfs" [pid 4259] openat(AT_FDCWD, NULL, O_WRONLY [pid 4263] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4263] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4259] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 300] unlink("./794/binderfs" [pid 4263] <... mount resumed>) = 0 [pid 4259] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 4263] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4262] <... chdir resumed>) = 0 [pid 4259] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4263] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 4262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4259] exit_group(0 [pid 300] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4259] <... exit_group resumed>) = ? [pid 4262] <... prctl resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./794/tracing" [pid 4263] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4264 attached [pid 4262] setpgid(0, 0 [pid 4259] +++ exited with 0 +++ [pid 4263] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4263] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4263] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4262] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4263] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./794/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4263] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 4262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(4 [pid 4263] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4262] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 4263] <... exit_group resumed>) = ? [pid 4264] set_robust_list(0x555557559760, 24 [pid 4263] +++ exited with 0 +++ [pid 4262] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 4264] <... set_robust_list resumed>) = 0 [pid 4262] <... write resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4262] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4) = 0 [pid 4262] <... close resumed>) = 0 [pid 300] rmdir("./794/tracing" [pid 4264] rt_sigprocmask(SIG_SETMASK, [] [pid 4262] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4262] <... symlink resumed>) = 0 [pid 4264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./794" [pid 4262] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 4264] chdir("./782" [pid 4262] <... write resumed>) = 18 executing program [pid 300] mkdir("./795", 0777 [pid 4262] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4264] <... chdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4262] <... close_range resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4264] <... prctl resumed>) = 0 [pid 4262] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4265 ci2-android-5-10/strace-static-x86_64: Process 4265 attached [pid 4265] set_robust_list(0x555557559760, 24) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4265] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4262] <... mkdirat resumed>) = 0 [pid 4264] setpgid(0, 0 [pid 4265] chdir("./795") = 0 [pid 4265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4265] setpgid(0, 0) = 0 [pid 4262] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4264] <... setpgid resumed>) = 0 [pid 4265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 4265] <... openat resumed>) = 3 [pid 301] umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4262] <... mount resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4262] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4264] <... openat resumed>) = 3 [pid 4262] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 4264] write(3, "1000", 4 [pid 4262] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 302] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4264] <... write resumed>) = 4 [pid 4262] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 4264] close(3 [pid 4262] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4264] <... close resumed>) = 0 [pid 302] unlink("./821/binderfs" [pid 301] umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4264] symlink("/dev/binderfs", "./binderfs" [pid 4262] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./795/binderfs" [pid 302] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4262] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4264] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./821/tracing" [pid 301] unlink("./795/binderfs" [pid 4264] write(1, "executing program\n", 18 [pid 4262] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./821/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] <... unlink resumed>) = 0 [pid 4264] <... write resumed>) = 18 [pid 4262] exit_group(0 executing program [pid 302] fstat(4 [pid 301] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4264] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4262] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 301] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 4264] <... close_range resumed>) = 0 [pid 302] rmdir("./821/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4262] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./795/tracing" [pid 4264] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./821" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4265] write(3, "1000", 4 [pid 4264] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4265] <... write resumed>) = 4 [pid 302] mkdir("./822", 0777 [pid 301] openat(AT_FDCWD, "./795/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4264] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 4265] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 301] fstat(4 [pid 4265] <... close resumed>) = 0 [pid 4264] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4265] symlink("/dev/binderfs", "./binderfs" [pid 4264] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 4264] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4264] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 4264] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4264] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(4 [pid 4265] <... symlink resumed>) = 0 [pid 4264] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 4264] creat(NULL, 0732 [pid 301] rmdir("./795/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4266 ci2-android-5-10/strace-static-x86_64: Process 4266 attached [pid 4265] write(1, "executing program\n", 18 [pid 4264] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 4265] <... write resumed>) = 18 executing program [pid 4264] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 4265] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4264] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4266] set_robust_list(0x555557559760, 24 [pid 4265] <... close_range resumed>) = 0 [pid 301] close(3 [pid 4264] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 4265] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./795" [pid 4266] <... set_robust_list resumed>) = 0 [pid 4265] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4265] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./796", 0777 [pid 4266] rt_sigprocmask(SIG_SETMASK, [] [pid 4265] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4265] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4266] chdir("./822" [pid 4265] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4266] <... chdir resumed>) = 0 [pid 4265] write(3, "p:s/p ./file0:0", 15 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4265] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4267 attached [pid 4266] <... prctl resumed>) = 0 [pid 4265] openat(AT_FDCWD, NULL, O_WRONLY [pid 4267] set_robust_list(0x555557559760, 24 [pid 4265] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4267 [pid 4267] <... set_robust_list resumed>) = 0 [pid 4265] creat(NULL, 0732 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4266] setpgid(0, 0 [pid 4267] rt_sigprocmask(SIG_SETMASK, [] [pid 4265] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4266] <... setpgid resumed>) = 0 [pid 4265] exit_group(0 [pid 4266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4265] <... exit_group resumed>) = ? [pid 4267] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4267] chdir("./796" [pid 4265] +++ exited with 0 +++ [pid 4267] <... chdir resumed>) = 0 [pid 4266] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4267] <... prctl resumed>) = 0 [pid 4266] write(3, "1000", 4 [pid 4267] setpgid(0, 0) = 0 [pid 4266] <... write resumed>) = 4 [pid 4267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4266] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4266] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4267] <... openat resumed>) = 3 [pid 4266] symlink("/dev/binderfs", "./binderfs" [pid 4267] write(3, "1000", 4 [pid 4266] <... symlink resumed>) = 0 [pid 299] umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4267] <... write resumed>) = 4 [pid 4266] write(1, "executing program\n", 18 [pid 300] umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4267] close(3 [pid 4266] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4266] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 3 executing program [pid 298] umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4267] <... close resumed>) = 0 [pid 4266] <... close_range resumed>) = 0 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4267] symlink("/dev/binderfs", "./binderfs" [pid 4266] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4267] <... symlink resumed>) = 0 [pid 4266] <... mkdirat resumed>) = 0 [pid 300] fstat(3 [pid 299] getdents64(3 [pid 4267] write(1, "executing program\n", 18 [pid 4266] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 executing program [pid 4267] <... write resumed>) = 18 [pid 4266] <... mount resumed>) = 0 [pid 300] getdents64(3 [pid 299] umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4267] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4266] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4267] <... close_range resumed>) = 0 [pid 4266] <... openat resumed>) = 3 [pid 300] umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./782/binderfs" [pid 298] getdents64(3 [pid 4267] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4266] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4267] <... mkdirat resumed>) = 0 [pid 4266] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] newfstatat(AT_FDCWD, "./795/binderfs" [pid 299] unlink("./782/binderfs" [pid 298] umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4267] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4267] <... mount resumed>) = 0 [pid 4266] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] unlink("./795/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./764/binderfs" [pid 4267] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4266] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4267] <... openat resumed>) = 3 [pid 4266] creat(NULL, 0732 [pid 300] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./764/binderfs" [pid 4267] write(3, "p:s/p ./file0:0", 15 [pid 4266] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4267] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4266] exit_group(0 [pid 300] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4267] openat(AT_FDCWD, NULL, O_WRONLY [pid 4266] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4267] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./795/tracing" [pid 299] newfstatat(AT_FDCWD, "./782/tracing" [pid 298] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4267] creat(NULL, 0732 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4267] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./764/tracing" [pid 4266] +++ exited with 0 +++ [pid 4267] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4267] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./795/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./782/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./764/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4267] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(4 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./764/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 298] fstat(4 [pid 302] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(3 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./795/tracing" [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./782/tracing" [pid 298] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./822/binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 298] rmdir("./764/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] unlink("./822/binderfs" [pid 300] close(3 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./795" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 302] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./796", 0777 [pid 298] rmdir("./764" [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 299] rmdir("./782" [pid 298] <... rmdir resumed>) = 0 [pid 302] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./765", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./822/tracing" [pid 301] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./783", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4268 [pid 299] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./822/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./796/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4269 [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4268 attached [pid 302] fstat(4 [pid 301] unlink("./796/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4270 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4270 attached [pid 4268] set_robust_list(0x555557559760, 24 [pid 301] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4269 attached [pid 4269] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 4269] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4268] <... set_robust_list resumed>) = 0 [pid 4269] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4269] chdir("./765") = 0 [pid 4269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./796/tracing" [pid 4269] setpgid(0, 0) = 0 [pid 4269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./822/tracing" [pid 4268] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4269] <... openat resumed>) = 3 [pid 4269] write(3, "1000", 4) = 4 [pid 4269] close(3) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4269] symlink("/dev/binderfs", "./binderfs" [pid 4270] set_robust_list(0x555557559760, 24 [pid 4269] <... symlink resumed>) = 0 [pid 4268] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4269] write(1, "executing program\n", 18) = 18 [pid 4269] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4269] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./796/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 4270] <... set_robust_list resumed>) = 0 [pid 4269] <... mkdirat resumed>) = 0 [pid 4268] chdir("./796" [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] rmdir("./822" [pid 301] fstat(4 [pid 4269] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] mkdir("./823", 0777 [pid 301] getdents64(4 [pid 4269] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4269] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 4269] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4269] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 4269] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4269] exit_group(0) = ? [pid 4269] +++ exited with 0 +++ [pid 301] rmdir("./796/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4271 attached [pid 4271] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4271 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./796" [pid 4271] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4271] chdir("./823" [pid 301] <... rmdir resumed>) = 0 [pid 4268] <... chdir resumed>) = 0 [pid 301] mkdir("./797", 0777 [pid 4271] <... chdir resumed>) = 0 [pid 4271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4271] setpgid(0, 0) = 0 [pid 4271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 4268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4271] <... openat resumed>) = 3 [pid 4268] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4270] rt_sigprocmask(SIG_SETMASK, [] [pid 4268] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4271] write(3, "1000", 4 [pid 4268] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4271] <... write resumed>) = 4 [pid 4271] close(3) = 0 [pid 4271] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4272 [pid 4271] write(1, "executing program\n", 18) = 18 [pid 4271] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4268] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4268] write(3, "1000", 4 [pid 4271] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4268] <... write resumed>) = 4 [pid 4268] close(3 [pid 4270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4268] <... close resumed>) = 0 [pid 4270] chdir("./783" [pid 4268] symlink("/dev/binderfs", "./binderfs" [pid 4271] <... mkdirat resumed>) = 0 [pid 4271] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4268] <... symlink resumed>) = 0 [pid 4271] <... mount resumed>) = 0 [pid 4270] <... chdir resumed>) = 0 [pid 4268] write(1, "executing program\n", 18 [pid 4271] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 4271] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4268] <... write resumed>) = 18 [pid 4271] openat(AT_FDCWD, NULL, O_WRONLY [pid 4270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4268] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4271] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4271] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4268] <... close_range resumed>) = 0 [pid 4271] exit_group(0) = ? [pid 4268] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 4268] <... mkdirat resumed>) = 0 [pid 4268] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4270] <... prctl resumed>) = 0 [pid 298] umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4268] <... mount resumed>) = 0 [pid 298] umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4268] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4270] setpgid(0, 0 [pid 298] newfstatat(AT_FDCWD, "./765/binderfs" [pid 4268] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4268] write(3, "p:s/p ./file0:0", 15 [pid 298] unlink("./765/binderfs" [pid 4270] <... setpgid resumed>) = 0 [pid 4268] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 4268] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4268] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 4268] creat(NULL, 0732 [pid 298] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4268] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4270] <... openat resumed>) = 3 [pid 4268] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./765/tracing" [pid 4270] write(3, "1000", 4 [pid 4268] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./765/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./765/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4268] +++ exited with 0 +++ [pid 298] <... openat resumed>) = 4 [pid 4270] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] fstat(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4270] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./765/tracing" [pid 4270] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4270] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 4270] <... symlink resumed>) = 0 [pid 298] rmdir("./765" [pid 4270] write(1, "executing program\n", 18 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./766", 0777 executing program [pid 4270] <... write resumed>) = 18 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4270] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4273 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4273 attached [pid 4271] +++ exited with 0 +++ [pid 4270] <... close_range resumed>) = 0 [pid 4273] set_robust_list(0x555557559760, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4270] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4272 attached [pid 4272] set_robust_list(0x555557559760, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 4272] <... set_robust_list resumed>) = 0 [pid 4272] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4270] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4272] chdir("./797" [pid 4270] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4272] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 4272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 4272] <... prctl resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4270] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 4270] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4273] <... set_robust_list resumed>) = 0 [pid 4272] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4272] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4270] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./823/binderfs" [pid 4270] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4270] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] unlink("./823/binderfs" [pid 4270] openat(AT_FDCWD, NULL, O_WRONLY [pid 4273] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 4270] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4270] creat(NULL, 0732 [pid 4272] <... openat resumed>) = 3 [pid 4270] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 4273] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4270] exit_group(0 [pid 302] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4270] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4273] chdir("./766" [pid 302] newfstatat(AT_FDCWD, "./823/tracing" [pid 4273] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4272] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4273] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./823/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4272] <... write resumed>) = 4 [pid 4270] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 4273] setpgid(0, 0 [pid 4272] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4273] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 4272] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4272] symlink("/dev/binderfs", "./binderfs" [pid 302] close(4 [pid 4273] <... openat resumed>) = 3 [pid 4272] <... symlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4273] write(3, "1000", 4 [pid 4272] write(1, "executing program\n", 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 4273] <... write resumed>) = 4 [pid 4272] <... write resumed>) = 18 executing program [pid 302] rmdir("./823/tracing" [pid 4273] close(3 [pid 4272] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4273] <... close resumed>) = 0 [pid 4272] <... close_range resumed>) = 0 [pid 300] umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4273] symlink("/dev/binderfs", "./binderfs" [pid 4272] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4273] <... symlink resumed>) = 0 [pid 4272] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4273] write(1, "executing program\n", 18 [pid 4272] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 4273] <... write resumed>) = 18 [pid 4272] <... mount resumed>) = 0 [pid 302] close(3 executing program [pid 300] fstat(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4273] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4272] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4273] <... close_range resumed>) = 0 [pid 4272] <... openat resumed>) = 3 [pid 302] rmdir("./823" [pid 300] getdents64(3 [pid 4273] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4272] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4273] <... mkdirat resumed>) = 0 [pid 4272] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4273] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4272] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./824", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4273] <... mount resumed>) = 0 [pid 4272] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./796/binderfs" [pid 299] <... openat resumed>) = 3 [pid 4273] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4272] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 4273] <... openat resumed>) = 3 [pid 4272] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] unlink("./796/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4273] write(3, "p:s/p ./file0:0", 15 [pid 4272] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 4273] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4272] <... exit_group resumed>) = ? [pid 300] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4274 attached [pid 4273] openat(AT_FDCWD, NULL, O_WRONLY [pid 4272] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4274 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4273] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4273] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./783/binderfs" [pid 4273] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./796/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4274] set_robust_list(0x555557559760, 24 [pid 4273] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./783/binderfs" [pid 4274] <... set_robust_list resumed>) = 0 [pid 4273] <... exit_group resumed>) = ? [pid 300] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 4274] rt_sigprocmask(SIG_SETMASK, [] [pid 4273] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./796/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./783/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./783/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./796/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4274] chdir("./824" [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./796" [pid 299] <... close resumed>) = 0 [pid 4274] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./783/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 300] mkdir("./797", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4274] <... prctl resumed>) = 0 [pid 301] fstat(3 [pid 300] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 298] newfstatat(AT_FDCWD, "./766/binderfs" [pid 4274] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4275 attached [pid 4274] <... setpgid resumed>) = 0 [pid 301] umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./783" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4275] set_robust_list(0x555557559760, 24 [pid 4274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4275 [pid 299] <... rmdir resumed>) = 0 [pid 298] unlink("./766/binderfs" [pid 301] newfstatat(AT_FDCWD, "./797/binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./784", 0777 [pid 4274] <... openat resumed>) = 3 [pid 4275] <... set_robust_list resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4274] write(3, "1000", 4 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] unlink("./797/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4274] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4275] rt_sigprocmask(SIG_SETMASK, [] [pid 4274] close(3 [pid 301] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4276 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4276 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4275] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4275] chdir("./797") = 0 [pid 4274] <... close resumed>) = 0 [pid 4275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4275] <... prctl resumed>) = 0 [pid 4274] symlink("/dev/binderfs", "./binderfs" [pid 4275] setpgid(0, 0) = 0 [pid 4275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4275] write(3, "1000", 4 [pid 4274] <... symlink resumed>) = 0 [pid 301] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4275] <... write resumed>) = 4 [pid 4275] close(3) = 0 [pid 4275] symlink("/dev/binderfs", "./binderfs" [pid 4276] set_robust_list(0x555557559760, 24 [pid 4275] <... symlink resumed>) = 0 [pid 4274] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./766/tracing" [pid 4275] write(1, "executing program\n", 18) = 18 executing program [pid 4275] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4275] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4276] <... set_robust_list resumed>) = 0 [pid 4275] <... mkdirat resumed>) = 0 [pid 4274] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./797/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4275] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4275] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4276] rt_sigprocmask(SIG_SETMASK, [] [pid 4275] <... openat resumed>) = 3 [pid 4274] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./766/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4275] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4274] <... close_range resumed>) = 0 [pid 301] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4275] openat(AT_FDCWD, NULL, O_WRONLY [pid 4274] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4275] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./766/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4275] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4275] exit_group(0) = ? [pid 4276] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4275] +++ exited with 0 +++ [pid 4274] <... mkdirat resumed>) = 0 [pid 301] openat(AT_FDCWD, "./797/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 4274] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 4276] chdir("./784" [pid 4274] <... mount resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4274] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4274] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4274] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4276] <... chdir resumed>) = 0 [pid 4274] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 4274] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4274] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(4 [pid 298] close(4 [pid 4274] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4274] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./797/tracing" [pid 298] rmdir("./766/tracing" [pid 4276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4276] setpgid(0, 0) = 0 [pid 4276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 4276] <... openat resumed>) = 3 [pid 4276] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 4274] exit_group(0 [pid 301] getdents64(3 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4274] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 298] close(3 [pid 4276] <... write resumed>) = 4 [pid 4276] close(3) = 0 [pid 4276] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4274] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 4276] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./797" [pid 298] rmdir("./766" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4276] <... write resumed>) = 18 [pid 4276] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4276] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4276] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./798", 0777 [pid 298] mkdir("./767", 0777 [pid 4276] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4276] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4276] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4276] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4276] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4276] exit_group(0) = ? [pid 4276] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4277 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4278 ci2-android-5-10/strace-static-x86_64: Process 4277 attached [pid 4277] set_robust_list(0x555557559760, 24) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4277] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4278 attached [pid 4277] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4277] chdir("./798" [pid 4278] set_robust_list(0x555557559760, 24 [pid 4277] <... chdir resumed>) = 0 [pid 4277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4277] setpgid(0, 0) = 0 [pid 4278] <... set_robust_list resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4277] write(3, "1000", 4) = 4 [pid 4277] close(3) = 0 [pid 4277] symlink("/dev/binderfs", "./binderfs" [pid 4278] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4278] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4278] chdir("./767" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] fstat(3 [pid 4278] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./784/binderfs" [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./784/binderfs" [pid 4278] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... unlink resumed>) = 0 [pid 300] umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4278] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./797/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./797/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./784/tracing" [pid 300] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./784/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./797/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 300] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 300] openat(AT_FDCWD, "./797/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] close(4 [pid 300] fstat(4 [pid 299] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./784/tracing" [pid 4278] <... setpgid resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 302] umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./784" [pid 4278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] mkdir("./785", 0777 [pid 300] <... close resumed>) = 0 [pid 4278] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./797/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4277] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4278] write(3, "1000", 4 [pid 4277] write(1, "executing program\n", 18 [pid 302] umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4279 attached [pid 4277] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4279 executing program [pid 4277] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4277] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4277] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4279] set_robust_list(0x555557559760, 24 [pid 4278] <... write resumed>) = 4 [pid 4277] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4277] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4279] <... set_robust_list resumed>) = 0 [pid 4278] close(3 [pid 4277] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./824/binderfs" [pid 300] close(3 [pid 4277] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 302] unlink("./824/binderfs" [pid 300] rmdir("./797" [pid 4277] <... openat resumed>) = 3 [pid 4277] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 4277] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4277] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4277] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4277] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4277] exit_group(0) = ? [pid 4279] rt_sigprocmask(SIG_SETMASK, [] [pid 4278] <... close resumed>) = 0 [pid 4277] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 300] mkdir("./798", 0777 [pid 302] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4279] chdir("./785") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] newfstatat(AT_FDCWD, "./824/tracing" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4279] setpgid(0, 0) = 0 [pid 4279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4279] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4280 [pid 302] openat(AT_FDCWD, "./824/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] fstat(3 [pid 4279] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4279] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 4279] <... close resumed>) = 0 [pid 301] umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4278] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./824/tracing" [pid 301] newfstatat(AT_FDCWD, "./798/binderfs" [pid 4279] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] unlink("./798/binderfs" [pid 4278] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4279] write(1, "executing program\n", 18) = 18 [pid 301] <... unlink resumed>) = 0 [pid 4278] write(1, "executing program\n", 18 [pid 302] close(3 [pid 301] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4279] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 4279] <... close_range resumed>) = 0 [pid 302] rmdir("./824" [pid 4278] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = 0 executing program executing program [pid 4279] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4278] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4278] <... close_range resumed>) = 0 [pid 302] mkdir("./825", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4279] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4278] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./798/tracing"ci2-android-5-10/strace-static-x86_64: Process 4280 attached [pid 4279] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4280] set_robust_list(0x555557559760, 24 [pid 4279] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4278] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4280] <... set_robust_list resumed>) = 0 [pid 4279] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4280] rt_sigprocmask(SIG_SETMASK, [] [pid 4279] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4279] openat(AT_FDCWD, NULL, O_WRONLY [pid 4280] chdir("./798" [pid 4279] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4278] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./798/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4281 [pid 4280] <... chdir resumed>) = 0 [pid 4279] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 4278] <... mount resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4281 attached [pid 4280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4279] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4280] <... prctl resumed>) = 0 [pid 4279] exit_group(0 [pid 4278] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 4280] setpgid(0, 0 [pid 4279] <... exit_group resumed>) = ? [pid 4281] set_robust_list(0x555557559760, 24 [pid 4278] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4279] +++ exited with 0 +++ [pid 4278] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 4281] <... set_robust_list resumed>) = 0 [pid 4280] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4278] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] close(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4280] <... openat resumed>) = 3 [pid 4278] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4281] rt_sigprocmask(SIG_SETMASK, [] [pid 4280] write(3, "1000", 4 [pid 4278] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./798/tracing" [pid 4280] <... write resumed>) = 4 [pid 4280] close(3) = 0 [pid 4280] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4278] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 4280] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 4278] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4280] <... write resumed>) = 18 [pid 301] close(3 [pid 4278] exit_group(0 [pid 4280] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 4280] <... close_range resumed>) = 0 [pid 4278] <... exit_group resumed>) = ? executing program [pid 301] rmdir("./798" [pid 4280] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4280] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./799", 0777 [pid 4280] <... mount resumed>) = 0 [pid 4280] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4280] write(3, "p:s/p ./file0:0", 15 [pid 301] <... mkdir resumed>) = 0 [pid 4280] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4278] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4280] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4280] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4280] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4280] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4282 attached [pid 4281] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4282] set_robust_list(0x555557559760, 24 [pid 4281] chdir("./825" [pid 4280] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4282 [pid 4282] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4282] chdir("./799" [pid 4281] <... chdir resumed>) = 0 [pid 4282] <... chdir resumed>) = 0 [pid 4282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4282] setpgid(0, 0) = 0 [pid 4282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4281] setpgid(0, 0) = 0 [pid 4281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4281] write(3, "1000", 4) = 4 [pid 4281] close(3) = 0 [pid 4281] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4281] write(1, "executing program\n", 18 [pid 4282] <... openat resumed>) = 3 [pid 4281] <... write resumed>) = 18 executing program [pid 4281] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4281] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4282] write(3, "1000", 4) = 4 [pid 4281] <... mkdirat resumed>) = 0 [pid 4282] close(3) = 0 [pid 4282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4281] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4282] write(1, "executing program\n", 18) = 18 executing program [pid 4282] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4282] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4282] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4282] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4281] <... mount resumed>) = 0 [pid 4282] <... openat resumed>) = 3 [pid 4282] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4281] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4282] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4282] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4282] exit_group(0) = ? [pid 4282] +++ exited with 0 +++ [pid 4281] <... openat resumed>) = 3 [pid 4281] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4281] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4281] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4281] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4281] exit_group(0) = ? [pid 4281] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] fstat(3 [pid 299] umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 298] umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./825/binderfs" [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./785/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./825/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./785/binderfs" [pid 298] openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 302] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./825/tracing" [pid 300] newfstatat(AT_FDCWD, "./798/binderfs" [pid 299] newfstatat(AT_FDCWD, "./785/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 302] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./798/binderfs" [pid 299] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./785/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./825/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./767/binderfs" [pid 302] getdents64(4 [pid 300] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] unlink("./767/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./798/tracing" [pid 299] close(4 [pid 302] close(4 [pid 299] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./785/tracing" [pid 302] rmdir("./825/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./785" [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./798/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] mkdir("./786", 0777 [pid 298] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./767/tracing" [pid 302] rmdir("./825" [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./826", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4283 [pid 298] umount2("./767/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4283 attached [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4283] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(4 [pid 301] umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./767/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./799/binderfs" [pid 300] rmdir("./798/tracing" [pid 298] <... openat resumed>) = 4 [pid 4283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4283] chdir("./786") = 0 [pid 4283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 300] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4284 [pid 301] unlink("./799/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4283] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 298] getdents64(4 [pid 301] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4283] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = 0 [pid 300] rmdir("./798" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 300] mkdir("./799", 0777 [pid 301] newfstatat(AT_FDCWD, "./799/tracing" [pid 298] <... close resumed>) = 0 [pid 4283] <... openat resumed>) = 3 [pid 4283] write(3, "1000", 4) = 4 [pid 4283] close(3) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./767/tracing" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4283] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 301] openat(AT_FDCWD, "./799/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] close(3 [pid 4283] <... symlink resumed>) = 0 [pid 4283] write(1, "executing program\n", 18) = 18 [pid 4283] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4283] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(4 [pid 298] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4285 [pid 298] rmdir("./767" [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 executing program [pid 298] mkdir("./768", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4283] <... mkdirat resumed>) = 0 [pid 4283] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] close(4 [pid 298] <... mkdir resumed>) = 0 [pid 4283] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4285 attached [pid 4283] <... openat resumed>) = 3 [pid 4283] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./799/tracing" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4283] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4283] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4283] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3 [pid 4283] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4283] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4286 attached [pid 4285] set_robust_list(0x555557559760, 24 [pid 4283] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4284 attached [pid 301] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4286 [pid 4284] set_robust_list(0x555557559760, 24) = 0 [pid 4284] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./799" [pid 4284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4284] chdir("./826") = 0 [pid 4284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 4284] <... prctl resumed>) = 0 [pid 4284] setpgid(0, 0) = 0 [pid 4284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4286] set_robust_list(0x555557559760, 24 [pid 4285] <... set_robust_list resumed>) = 0 [pid 301] mkdir("./800", 0777 [pid 4284] <... openat resumed>) = 3 [pid 4284] write(3, "1000", 4) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 4284] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4284] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4284] symlink("/dev/binderfs", "./binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4284] <... symlink resumed>) = 0 [pid 4284] write(1, "executing program\n", 18) = 18 executing program [pid 4284] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4284] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4286] <... set_robust_list resumed>) = 0 [pid 4285] rt_sigprocmask(SIG_SETMASK, [] [pid 4284] <... mkdirat resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4287 [pid 4284] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4284] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4285] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4284] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4285] chdir("./799" [pid 4284] write(3, "p:s/p ./file0:0", 15 [pid 4285] <... chdir resumed>) = 0 [pid 4284] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4286] rt_sigprocmask(SIG_SETMASK, [] [pid 4284] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4284] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4284] exit_group(0) = ? [pid 4286] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4284] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4285] <... prctl resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4287 attached [pid 4285] setpgid(0, 0 [pid 4287] set_robust_list(0x555557559760, 24) = 0 [pid 4287] rt_sigprocmask(SIG_SETMASK, [] [pid 4285] <... setpgid resumed>) = 0 [pid 4286] chdir("./768" [pid 4287] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4286] <... chdir resumed>) = 0 [pid 4285] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4285] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4286] <... prctl resumed>) = 0 [pid 4285] <... write resumed>) = 4 [pid 299] umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./786/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4286] setpgid(0, 0 [pid 4285] close(3 [pid 299] unlink("./786/binderfs" [pid 4286] <... setpgid resumed>) = 0 [pid 4285] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4285] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 4286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./786/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4285] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4285] write(1, "executing program\n", 18 [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./786/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4285] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 executing program [pid 302] getdents64(3 [pid 299] fstat(4 [pid 4285] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4285] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(4 [pid 4285] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./826/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 302] unlink("./826/binderfs" [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./786/tracing" [pid 4285] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4285] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./786" [pid 4285] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 4286] <... openat resumed>) = 3 [pid 4285] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./826/tracing" [pid 299] mkdir("./787", 0777 [pid 4286] write(3, "1000", 4 [pid 4285] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4286] <... write resumed>) = 4 [pid 4285] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4286] close(3 [pid 4285] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./826/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4286] <... close resumed>) = 0 [pid 4285] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 4285] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4286] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4288 [pid 4285] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4285] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4287] chdir("./800" [pid 4285] exit_group(0 [pid 302] getdents64(4 [pid 4286] <... symlink resumed>) = 0 [pid 4285] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4287] <... chdir resumed>) = 0 [pid 4287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4287] setpgid(0, 0) = 0 [pid 4287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4285] +++ exited with 0 +++ [pid 302] close(4 [pid 4286] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 4286] <... write resumed>) = 18 [pid 302] rmdir("./826/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4287] write(3, "1000", 4) = 4 [pid 4287] close(3) = 0 [pid 4287] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 4286] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(3 [pid 4286] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4287] <... symlink resumed>) = 0 [pid 4286] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] close(3ci2-android-5-10/strace-static-x86_64: Process 4288 attached [pid 4287] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 4287] <... write resumed>) = 18 [pid 302] rmdir("./826" [pid 4287] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4287] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4286] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 executing program [pid 4287] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./827", 0777 [pid 4286] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4287] <... mount resumed>) = 0 [pid 4287] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4286] <... mount resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4287] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4287] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4287] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4286] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4289 [pid 4287] exit_group(0 [pid 4286] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4287] <... exit_group resumed>) = ? [pid 4286] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4287] +++ exited with 0 +++ [pid 4286] <... write resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-10/strace-static-x86_64: Process 4289 attached [pid 4286] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4289] set_robust_list(0x555557559760, 24 [pid 4286] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4289] <... set_robust_list resumed>) = 0 [pid 4286] creat(NULL, 0732 [pid 4289] rt_sigprocmask(SIG_SETMASK, [] [pid 4288] set_robust_list(0x555557559760, 24 [pid 4286] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4289] chdir("./827" [pid 4286] exit_group(0 [pid 4289] <... chdir resumed>) = 0 [pid 4289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4289] setpgid(0, 0) = 0 [pid 4289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4288] <... set_robust_list resumed>) = 0 [pid 4286] <... exit_group resumed>) = ? [pid 4289] <... openat resumed>) = 3 [pid 4289] write(3, "1000", 4) = 4 [pid 4289] close(3) = 0 [pid 4289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4286] +++ exited with 0 +++ [pid 4289] write(1, "executing program\n", 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4289] <... write resumed>) = 18 executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4289] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4289] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4288] rt_sigprocmask(SIG_SETMASK, [] [pid 4289] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4288] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4289] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4289] write(3, "p:s/p ./file0:0", 15 [pid 4288] chdir("./787" [pid 4289] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4288] <... chdir resumed>) = 0 [pid 4289] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4289] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4289] exit_group(0 [pid 4288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4289] <... exit_group resumed>) = ? [pid 4289] +++ exited with 0 +++ [pid 4288] <... prctl resumed>) = 0 [pid 4288] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4288] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4288] write(3, "1000", 4) = 4 [pid 4288] close(3) = 0 [pid 4288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4288] write(1, "executing program\n", 18) = 18 [pid 4288] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 4288] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4288] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./799/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./799/binderfs" [pid 4288] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4288] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./799/tracing" [pid 4288] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4288] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./799/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4288] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 4288] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./799/tracing" [pid 4288] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4288] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./799" [pid 4288] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4288] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./800", 0777 [pid 4288] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4288] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4290 [pid 298] umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4288] +++ exited with 0 +++ [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4290 attached [pid 301] umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(AT_FDCWD, "./768/binderfs" [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 298] unlink("./768/binderfs" [pid 4290] set_robust_list(0x555557559760, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./800/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./800/binderfs" [pid 4290] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(3 [pid 301] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./768/tracing" [pid 302] umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./800/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./827/binderfs" [pid 301] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./768/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./827/binderfs" [pid 301] openat(AT_FDCWD, "./800/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4290] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./768/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./827/tracing" [pid 301] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 298] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./827/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./800/tracing" [pid 4290] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] fstat(4 [pid 301] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 301] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] getdents64(4 [pid 301] rmdir("./800" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4290] chdir("./800" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 301] mkdir("./801", 0777 [pid 4290] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 302] rmdir("./827/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4290] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./768/tracing" [pid 302] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4291 [pid 302] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./827" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./828", 0777ci2-android-5-10/strace-static-x86_64: Process 4291 attached [pid 4290] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4291] set_robust_list(0x555557559760, 24 [pid 4290] <... setpgid resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4292 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4292 attached [pid 4291] <... set_robust_list resumed>) = 0 [pid 4290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 4290] <... openat resumed>) = 3 [pid 4290] write(3, "1000", 4 [pid 299] umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./768" [pid 4290] <... write resumed>) = 4 [pid 4291] rt_sigprocmask(SIG_SETMASK, [] [pid 4290] close(3 [pid 299] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4290] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] mkdir("./769", 0777 [pid 4290] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 4290] <... symlink resumed>) = 0 [pid 4290] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4290] <... write resumed>) = 18 executing program [pid 299] umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4291] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4290] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4292] set_robust_list(0x555557559760, 24 [pid 4290] <... close_range resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./787/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4293 attached [pid 4290] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./787/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4293 [pid 4293] set_robust_list(0x555557559760, 24) = 0 [pid 4293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4293] chdir("./769" [pid 299] <... unlink resumed>) = 0 [pid 4293] <... chdir resumed>) = 0 [pid 4293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4293] setpgid(0, 0) = 0 [pid 4293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4290] <... mkdirat resumed>) = 0 [pid 299] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4293] write(3, "1000", 4) = 4 [pid 4293] close(3) = 0 [pid 4293] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4290] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4291] chdir("./801" [pid 4293] write(1, "executing program\n", 18) = 18 [pid 4293] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4293] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4293] <... mkdirat resumed>) = 0 [pid 4292] <... set_robust_list resumed>) = 0 [pid 4291] <... chdir resumed>) = 0 [pid 4290] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4290] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./787/tracing" [pid 4293] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4293] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4290] <... openat resumed>) = 3 [pid 4291] <... prctl resumed>) = 0 [pid 299] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4293] <... openat resumed>) = 3 [pid 4293] write(3, "p:s/p ./file0:0", 15 [pid 4290] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4291] setpgid(0, 0 [pid 299] openat(AT_FDCWD, "./787/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4293] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4290] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4293] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4291] <... setpgid resumed>) = 0 [pid 4290] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 4293] creat(NULL, 0732 [pid 299] fstat(4 [pid 4291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4290] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4293] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4290] creat(NULL, 0732 [pid 299] getdents64(4 [pid 4293] exit_group(0 [pid 4291] <... openat resumed>) = 3 [pid 4290] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4291] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4291] <... write resumed>) = 4 [pid 4290] exit_group(0 [pid 299] getdents64(4 [pid 4293] <... exit_group resumed>) = ? [pid 4290] <... exit_group resumed>) = ? [pid 4291] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4293] +++ exited with 0 +++ [pid 4290] +++ exited with 0 +++ [pid 299] close(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4291] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 4291] symlink("/dev/binderfs", "./binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./787/tracing" [pid 4291] <... symlink resumed>) = 0 [pid 4291] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 4291] <... write resumed>) = 18 [pid 4291] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 4291] <... close_range resumed>) = 0 [pid 299] <... close resumed>) = 0 executing program [pid 4291] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rmdir("./787") = 0 [pid 4291] <... mkdirat resumed>) = 0 [pid 299] mkdir("./788", 0777 [pid 4291] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4291] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4291] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4291] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4294 ci2-android-5-10/strace-static-x86_64: Process 4294 attached [pid 4294] set_robust_list(0x555557559760, 24) = 0 [pid 4294] rt_sigprocmask(SIG_SETMASK, [] [pid 4291] write(3, "p:s/p ./file0:0", 15 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4294] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4294] chdir("./788" [pid 4291] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4291] openat(AT_FDCWD, NULL, O_WRONLY [pid 4294] <... chdir resumed>) = 0 [pid 4294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4294] setpgid(0, 0) = 0 [pid 4294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4291] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4291] creat(NULL, 0732 [pid 4294] <... openat resumed>) = 3 [pid 4294] write(3, "1000", 4) = 4 [pid 4294] close(3) = 0 [pid 4294] symlink("/dev/binderfs", "./binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 4291] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4292] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./800/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./800/binderfs" [pid 4292] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4291] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4291] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./800/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./800/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 4291] +++ exited with 0 +++ [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./800/tracing" [pid 4292] chdir("./828" [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4292] <... chdir resumed>) = 0 [pid 300] rmdir("./800" [pid 4292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./801", 0777 [pid 4292] <... prctl resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4292] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4295 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4295 attached [pid 4294] <... symlink resumed>) = 0 [pid 4292] <... setpgid resumed>) = 0 [pid 4294] write(1, "executing program\n", 18) = 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 4294] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4294] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4294] <... mkdirat resumed>) = 0 [pid 4292] <... openat resumed>) = 3 [pid 298] umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4294] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4292] write(3, "1000", 4 [pid 298] openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4292] <... write resumed>) = 4 [pid 4294] <... mount resumed>) = 0 [pid 4292] close(3 [pid 298] <... openat resumed>) = 3 [pid 4294] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] fstat(3 [pid 4292] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4294] <... openat resumed>) = 3 [pid 4292] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 4295] set_robust_list(0x555557559760, 24 [pid 4294] write(3, "p:s/p ./file0:0", 15 [pid 4295] <... set_robust_list resumed>) = 0 [pid 4294] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4295] rt_sigprocmask(SIG_SETMASK, [] [pid 4294] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4292] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4295] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4294] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4292] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./769/binderfs" [pid 4295] chdir("./801" [pid 4294] creat(NULL, 0732 [pid 4292] <... write resumed>) = 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4295] <... chdir resumed>) = 0 [pid 4294] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4292] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] unlink("./769/binderfs" [pid 4295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4294] exit_group(0 [pid 4295] <... prctl resumed>) = 0 [pid 4294] <... exit_group resumed>) = ? [pid 4292] <... close_range resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4295] setpgid(0, 0 [pid 4294] +++ exited with 0 +++ [pid 4292] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4295] <... setpgid resumed>) = 0 [pid 4295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4295] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4295] <... write resumed>) = 4 [pid 4295] close(3 [pid 298] newfstatat(AT_FDCWD, "./769/tracing" [pid 4295] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4292] <... mkdirat resumed>) = 0 [pid 298] umount2("./769/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4295] symlink("/dev/binderfs", "./binderfs" [pid 4292] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4295] <... symlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./769/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4295] write(1, "executing program\n", 18 [pid 4292] <... mount resumed>) = 0 [pid 4295] <... write resumed>) = 18 [pid 301] umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4295] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] fstat(4 [pid 4295] <... close_range resumed>) = 0 [pid 4292] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4295] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4292] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4295] <... mkdirat resumed>) = 0 [pid 4292] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(3 [pid 4295] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4295] <... mount resumed>) = 0 [pid 4292] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(3 [pid 4295] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4295] <... openat resumed>) = 3 [pid 301] umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4295] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4295] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./801/binderfs" [pid 4295] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4295] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4292] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] unlink("./801/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4295] creat(NULL, 0732 [pid 4292] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 4295] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4295] exit_group(0 [pid 4292] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4295] <... exit_group resumed>) = ? [pid 301] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4292] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 4295] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./801/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 4292] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./769/tracing" [pid 301] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 4292] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./801/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 301] fstat(4 [pid 298] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./788/binderfs" [pid 298] rmdir("./769" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4292] +++ exited with 0 +++ [pid 301] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./788/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./801/tracing" [pid 300] newfstatat(AT_FDCWD, "./801/binderfs" [pid 298] mkdir("./770", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./801/binderfs" [pid 299] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./788/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./801" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./801/tracing" [pid 299] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4296 attached [pid 301] mkdir("./802", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4296 [pid 4296] set_robust_list(0x555557559760, 24 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./788/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4296] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4296] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 4296] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./801/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4296] chdir("./770") = 0 [pid 4296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4296] setpgid(0, 0) = 0 [pid 4296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4297 [pid 300] fstat(4 [pid 299] getdents64(4 [pid 4296] write(3, "1000", 4) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 4296] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 300] getdents64(4 [pid 299] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 300] close(4 [pid 4296] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./788/tracing" [pid 300] rmdir("./801/tracing" [pid 4296] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4296] write(1, "executing program\n", 18) = 18 [pid 299] <... rmdir resumed>) = 0 [pid 4296] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4296] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4297 attached ) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 4296] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] getdents64(3 [pid 4297] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4296] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 300] close(3 [pid 4296] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./788" [pid 300] rmdir("./801" [pid 4296] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4296] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4296] creat(NULL, 0732 [pid 299] <... rmdir resumed>) = 0 [pid 4296] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4296] exit_group(0) = ? [pid 4297] <... set_robust_list resumed>) = 0 [pid 4296] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] mkdir("./789", 0777 [pid 300] mkdir("./802", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4297] chdir("./802") = 0 [pid 4297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4297] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4297] <... setpgid resumed>) = 0 [pid 4297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4297] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4297] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4298 attached [pid 4297] <... write resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4299 attached [pid 4298] set_robust_list(0x555557559760, 24 [pid 4297] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4298 [pid 4298] <... set_robust_list resumed>) = 0 [pid 4297] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4299 [pid 4297] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4298] rt_sigprocmask(SIG_SETMASK, [] [pid 4297] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4297] write(1, "executing program\n", 18 [pid 302] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4297] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 3 executing program [pid 4298] chdir("./789" [pid 4297] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] fstat(3 [pid 4297] <... close_range resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4297] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 4299] set_robust_list(0x555557559760, 24 [pid 4298] <... chdir resumed>) = 0 [pid 4297] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4297] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4299] <... set_robust_list resumed>) = 0 [pid 4298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4297] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4297] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./828/binderfs" [pid 4297] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4298] <... prctl resumed>) = 0 [pid 4297] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./828/binderfs" [pid 4299] rt_sigprocmask(SIG_SETMASK, [] [pid 4298] setpgid(0, 0 [pid 4297] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 4298] <... setpgid resumed>) = 0 [pid 4297] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4297] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 4299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4297] creat(NULL, 0732 [pid 302] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4297] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4298] <... openat resumed>) = 3 [pid 4297] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./828/tracing" [pid 4298] write(3, "1000", 4 [pid 4297] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4299] chdir("./802" [pid 4298] <... write resumed>) = 4 [pid 4297] +++ exited with 0 +++ [pid 302] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./828/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4298] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4298] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 4298] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4298] <... write resumed>) = 18 [pid 302] close(4 [pid 4298] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 4298] <... close_range resumed>) = 0 executing program [pid 302] rmdir("./828/tracing" [pid 4298] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4298] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 4298] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 298] umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./828" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4298] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4298] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] mkdir("./829", 0777 [pid 298] <... openat resumed>) = 3 [pid 4299] <... chdir resumed>) = 0 [pid 4298] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 4298] write(3, "p:s/p ./file0:0", 15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4298] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4298] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4300 [pid 301] umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4298] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./770/binderfs" [pid 4299] <... prctl resumed>) = 0 [pid 4298] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4299] setpgid(0, 0 [pid 4298] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./770/binderfs" [pid 4299] <... setpgid resumed>) = 0 [pid 4298] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 4298] <... exit_group resumed>) = ? [pid 301] fstat(3 [pid 298] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 298] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./770/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./770/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./770/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./802/binderfs" [pid 298] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 4298] +++ exited with 0 +++ [pid 301] unlink("./802/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 4299] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4299] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 4299] <... write resumed>) = 4 [pid 301] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 4299] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./770/tracing" [pid 4299] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./802/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4299] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./770" [pid 4299] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./802/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] mkdir("./771", 0777 [pid 4299] write(1, "executing program\n", 18 [pid 301] fstat(4 [pid 298] <... mkdir resumed>) = 0 [pid 4299] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4299] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4299] <... close_range resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4301 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4299] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4300 attached [pid 301] rmdir("./802/tracing" [pid 299] umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4300] set_robust_list(0x555557559760, 24) = 0 [pid 4300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] close(3 [pid 299] fstat(3 [pid 4300] chdir("./829" [pid 301] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./802" [pid 299] getdents64(3 [pid 4300] <... chdir resumed>) = 0 [pid 4300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4300] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] mkdir("./803", 0777 [pid 4299] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4300] <... openat resumed>) = 3 [pid 4300] write(3, "1000", 4) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 4299] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4300] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./789/binderfs" [pid 4299] <... mount resumed>) = 0 [pid 4300] <... close resumed>) = 0 [pid 4300] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4299] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4302 [pid 299] unlink("./789/binderfs" [pid 4300] write(1, "executing program\n", 18) = 18 [pid 4300] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 4300] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4299] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4299] write(3, "p:s/p ./file0:0", 15 executing program [pid 4300] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 4299] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4301 attached [pid 4300] <... mkdirat resumed>) = 0 [pid 4299] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4300] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4299] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./789/tracing" [pid 4300] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4299] creat(NULL, 0732 [pid 299] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4300] <... openat resumed>) = 3 [pid 4300] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4299] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4300] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./789/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4300] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 4299] exit_group(0 [pid 299] fstat(4 [pid 4300] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4299] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 4300] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4300] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4300] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 4300] +++ exited with 0 +++ [pid 4299] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./789/tracing"ci2-android-5-10/strace-static-x86_64: Process 4302 attached [pid 4302] set_robust_list(0x555557559760, 24) = 0 [pid 4302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 4302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4302] chdir("./803" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4302] <... chdir resumed>) = 0 [pid 299] close(3 [pid 4302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... close resumed>) = 0 [pid 4302] <... prctl resumed>) = 0 [pid 299] rmdir("./789" [pid 4302] setpgid(0, 0) = 0 [pid 4302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4302] write(3, "1000", 4 [pid 299] mkdir("./790", 0777 [pid 4302] <... write resumed>) = 4 [pid 4302] close(3) = 0 [pid 4302] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4303 [pid 302] unlink("./829/binderfs") = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4302] <... symlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./829/tracing" [pid 4302] write(1, "executing program\n", 18 [pid 4301] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4302] <... write resumed>) = 18 executing program [pid 302] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4302] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4302] <... close_range resumed>) = 0 [pid 302] openat(AT_FDCWD, "./829/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4302] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 4 [pid 4302] <... mkdirat resumed>) = 0 [pid 4301] <... set_robust_list resumed>) = 0 [pid 302] fstat(4 [pid 4302] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4302] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 4302] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4302] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 4302] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4302] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 4302] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 4302] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./829/tracing" [pid 4302] creat(NULL, 0732 [pid 4301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 4302] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 4302] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4302] <... exit_group resumed>) = ? [pid 302] close(3 [pid 4302] +++ exited with 0 +++ [pid 4301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./829" [pid 4301] chdir("./771" [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./830", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4301] <... chdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4301] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4304 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4304 [pid 300] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4301] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4301] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4303 attached [pid 4301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4303] set_robust_list(0x555557559760, 24 [pid 300] getdents64(3 [pid 4303] <... set_robust_list resumed>) = 0 [pid 4303] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4303] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4301] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./802/binderfs" [pid 4303] chdir("./790" [pid 4301] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4301] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] unlink("./802/binderfs" [pid 4303] <... chdir resumed>) = 0 [pid 4303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4303] setpgid(0, 0 [pid 4301] <... close resumed>) = 0 [pid 300] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4301] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4303] <... setpgid resumed>) = 0 [pid 4303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4303] write(3, "1000", 4) = 4 [pid 4303] close(3) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4303] symlink("/dev/binderfs", "./binderfs" [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 4303] <... symlink resumed>) = 0 [pid 4301] <... symlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4303] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./802/tracing" [pid 4301] write(1, "executing program\n", 18 [pid 4303] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4301] <... write resumed>) = 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program executing program [pid 301] umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4301] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4303] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./803/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4301] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./802/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./803/binderfs" [pid 4301] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4303] <... close_range resumed>) = 0 [pid 4303] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4303] <... mkdirat resumed>) = 0 [pid 4303] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4301] <... mkdirat resumed>) = 0 [pid 301] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 4303] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = 0 [pid 4301] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4303] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./803/tracing" [pid 300] getdents64(4 [pid 4301] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4303] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4301] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4303] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./803/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4301] <... openat resumed>) = 3 [pid 300] close(4 [pid 4301] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 301] fstat(4 [pid 4303] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./802/tracing" [pid 4301] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 4303] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4303] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4303] exit_group(0) = ? [pid 4304] set_robust_list(0x555557559760, 24 [pid 4303] +++ exited with 0 +++ [pid 4301] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4301] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4304] <... set_robust_list resumed>) = 0 [pid 4301] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4304] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(4 [pid 4301] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 301] <... close resumed>) = 0 [pid 4304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4304] chdir("./830" [pid 300] <... close resumed>) = 0 [pid 301] rmdir("./803/tracing" [pid 4301] exit_group(0 [pid 300] rmdir("./802" [pid 4304] <... chdir resumed>) = 0 [pid 4304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4304] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 4304] <... setpgid resumed>) = 0 [pid 4304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4301] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] mkdir("./803", 0777 [pid 4304] write(3, "1000", 4 [pid 301] close(3 [pid 299] umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4304] <... write resumed>) = 4 [pid 4304] close(3) = 0 [pid 4304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4304] write(1, "executing program\n", 18 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./803" [pid 299] <... openat resumed>) = 3 [pid 4304] <... write resumed>) = 18 [pid 4304] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4304] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(3 [pid 4301] +++ exited with 0 +++ [pid 301] mkdir("./804", 0777 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4304] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4304] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4304] <... openat resumed>) = 3 [pid 4304] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4304] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4305 [pid 299] umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4304] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4304] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4304] exit_group(0) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4306 attached [pid 4304] +++ exited with 0 +++ [pid 299] newfstatat(AT_FDCWD, "./790/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4306 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./790/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4305 attached [pid 4305] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4305] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 4305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4305] chdir("./803" [pid 299] <... umount2 resumed>) = 0 [pid 4305] <... chdir resumed>) = 0 [pid 299] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./790/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 299] openat(AT_FDCWD, "./790/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 299] fstat(4 [pid 4306] set_robust_list(0x555557559760, 24 [pid 302] umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 298] umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4306] <... set_robust_list resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./830/binderfs" [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./771/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4305] <... prctl resumed>) = 0 [pid 302] unlink("./830/binderfs" [pid 299] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4305] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./771/binderfs" [pid 4305] <... setpgid resumed>) = 0 [pid 302] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./790/tracing" [pid 4305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4305] <... openat resumed>) = 3 [pid 302] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4305] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4305] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./830/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 4305] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4305] <... close resumed>) = 0 [pid 302] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4305] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4306] rt_sigprocmask(SIG_SETMASK, [] [pid 4305] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./830/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 298] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4305] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 4305] <... write resumed>) = 18 [pid 302] fstat(4 [pid 4305] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 299] <... close resumed>) = 0 [pid 4305] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4305] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./790" [pid 298] newfstatat(AT_FDCWD, "./771/tracing" [pid 4306] chdir("./804" [pid 4305] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 4305] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4305] <... mount resumed>) = 0 [pid 302] close(4 [pid 4305] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 4305] <... openat resumed>) = 3 [pid 302] rmdir("./830/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4306] <... chdir resumed>) = 0 [pid 4305] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 299] mkdir("./791", 0777 [pid 298] umount2("./771/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4305] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 4305] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4305] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 4305] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 4305] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./830" [pid 4306] <... prctl resumed>) = 0 [pid 4305] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4305] <... exit_group resumed>) = ? [pid 302] mkdir("./831", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./771/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4306] setpgid(0, 0 [pid 4305] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4306] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4307 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4307 attached [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4307] set_robust_list(0x555557559760, 24) = 0 [pid 4307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4307] chdir("./831") = 0 [pid 4307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4307] setpgid(0, 0) = 0 [pid 298] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4308 [pid 4307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4307] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 4307] <... write resumed>) = 4 [pid 4307] close(3) = 0 [pid 4307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4307] write(1, "executing program\n", 18) = 18 [pid 4307] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4307] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] close(4 [pid 4307] <... mkdirat resumed>) = 0 [pid 4306] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 executing program [pid 4307] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4306] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] rmdir("./771/tracing" [pid 4307] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4307] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4307] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4307] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4307] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4306] <... write resumed>) = 4 [pid 298] close(3 [pid 4306] close(3 [pid 300] <... openat resumed>) = 3 [pid 4307] <... exit_group resumed>) = ? [pid 300] fstat(3 [pid 298] <... close resumed>) = 0 [pid 4306] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4307] +++ exited with 0 +++ [pid 4306] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 298] rmdir("./771"ci2-android-5-10/strace-static-x86_64: Process 4308 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4308] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./772", 0777 [pid 4308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4306] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4308] chdir("./791") = 0 [pid 4308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4308] setpgid(0, 0 [pid 298] <... mkdir resumed>) = 0 [pid 4306] write(1, "executing program\n", 18 [pid 300] newfstatat(AT_FDCWD, "./803/binderfs" [pid 4308] <... setpgid resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4306] <... write resumed>) = 18 [pid 300] unlink("./803/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4306] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4306] <... close_range resumed>) = 0 [pid 300] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4308] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4306] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4308] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4308] <... write resumed>) = 4 [pid 4308] close(3) = 0 [pid 4308] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4308] write(1, "executing program\n", 18) = 18 [pid 4308] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./803/tracing" [pid 4308] <... close_range resumed>) = 0 executing program [pid 4308] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4306] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4309 [pid 4306] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4308] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4306] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4306] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./803/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4308] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 4 [pid 4306] <... openat resumed>) = 3 [pid 4308] <... openat resumed>) = 3 [pid 4306] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(4 [pid 4308] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4306] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 4308] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4308] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4306] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4308] creat(NULL, 0732 [pid 300] getdents64(4 [pid 4306] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4308] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4306] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4308] exit_group(0 [pid 4306] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 4308] <... exit_group resumed>) = ? [pid 4308] +++ exited with 0 +++ [pid 4306] exit_group(0 [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4309 attached [pid 4309] set_robust_list(0x555557559760, 24 [pid 300] rmdir("./803/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4309] <... set_robust_list resumed>) = 0 [pid 4309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4306] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 4309] chdir("./772" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4306] +++ exited with 0 +++ [pid 300] rmdir("./803" [pid 4309] <... chdir resumed>) = 0 [pid 4309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4309] setpgid(0, 0) = 0 [pid 4309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 4309] write(3, "1000", 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./804", 0777 [pid 4309] <... write resumed>) = 4 [pid 4309] close(3) = 0 [pid 4309] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4309] write(1, "executing program\n", 18) = 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4309] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 4309] <... close_range resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4309] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4309] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4310 [pid 4309] <... mount resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4309] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4309] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4309] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 4309] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 4309] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4309] creat(NULL, 0732 [pid 302] getdents64(3 [pid 4309] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4309] exit_group(0 [pid 302] umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4309] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4309] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./831/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4310 attached [pid 4310] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] unlink("./831/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4310] <... set_robust_list resumed>) = 0 [pid 4310] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 4310] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4310] chdir("./804" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./831/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 302] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4310] <... chdir resumed>) = 0 [pid 4310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./831/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4310] <... prctl resumed>) = 0 [pid 4310] setpgid(0, 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./791/binderfs" [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./791/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4310] <... setpgid resumed>) = 0 [pid 4310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4310] <... openat resumed>) = 3 [pid 302] close(4 [pid 301] <... openat resumed>) = 3 [pid 299] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] fstat(3 [pid 302] rmdir("./831/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4310] write(3, "1000", 4) = 4 [pid 4310] close(3 [pid 301] getdents64(3 [pid 299] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4310] <... close resumed>) = 0 [pid 4310] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./791/tracing" [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./804/binderfs" [pid 302] rmdir("./831" [pid 299] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4310] write(1, "executing program\n", 18) = 18 [pid 4310] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4310] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] unlink("./804/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./832", 0777 [pid 4310] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./791/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4310] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... mkdir resumed>) = 0 executing program [pid 301] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 4310] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4310] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4310] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./804/tracing" [pid 4310] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4311 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 4310] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 299] close(4 [pid 301] openat(AT_FDCWD, "./804/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] rmdir("./791/tracing" [pid 4310] exit_group(0 [pid 301] fstat(4 [pid 4310] <... exit_group resumed>) = ? [pid 4310] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 298] fstat(3 [pid 301] close(4 [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4311 attached [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./791" [pid 298] getdents64(3 [pid 301] rmdir("./804/tracing" [pid 4311] set_robust_list(0x555557559760, 24) = 0 [pid 4311] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 4311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4311] chdir("./832") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./792", 0777 [pid 298] umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 4311] setpgid(0, 0) = 0 [pid 4311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./804" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./772/binderfs" [pid 4311] write(3, "1000", 4) = 4 [pid 4311] close(3) = 0 [pid 4311] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 4311] <... symlink resumed>) = 0 [pid 301] mkdir("./805", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4311] write(1, "executing program\n", 18) = 18 [pid 4311] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4311] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./772/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4311] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4311] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4311] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4312 [pid 298] <... unlink resumed>) = 0 [pid 4311] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4311] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4311] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4313 attached [pid 4311] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4313 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4312 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./772/tracing" [pid 300] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(3 [pid 298] umount2("./772/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] openat(AT_FDCWD, "./772/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4312] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 4 [pid 300] umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./804/binderfs" [pid 298] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4312] <... set_robust_list resumed>) = 0 [pid 300] unlink("./804/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4312] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4312] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4312] chdir("./792" [pid 298] close(4 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./772/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4312] <... chdir resumed>) = 0 [pid 4312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4312] setpgid(0, 0) = 0 [pid 300] newfstatat(AT_FDCWD, "./804/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 300] openat(AT_FDCWD, "./804/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 4312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... openat resumed>) = 4 [pid 298] rmdir("./772" [pid 300] fstat(4 [pid 4313] set_robust_list(0x555557559760, 24) = 0 [pid 4313] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4312] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 298] mkdir("./773", 0777 [pid 4313] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4313] chdir("./805" [pid 4312] write(3, "1000", 4 [pid 4313] <... chdir resumed>) = 0 [pid 4312] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4312] close(3 [pid 4313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4312] <... close resumed>) = 0 [pid 4313] <... prctl resumed>) = 0 [pid 4313] setpgid(0, 0 [pid 4312] symlink("/dev/binderfs", "./binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4313] <... setpgid resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4312] <... symlink resumed>) = 0 [pid 4313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] rmdir("./804/tracing" [pid 4312] write(1, "executing program\n", 18) = 18 [pid 4313] write(3, "1000", 4) = 4 [pid 4312] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4313] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4314 [pid 4312] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 4313] <... close resumed>) = 0 executing program [pid 300] <... close resumed>) = 0 [pid 4313] symlink("/dev/binderfs", "./binderfs" [pid 300] rmdir("./804" [pid 4313] <... symlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4314 attached [pid 4312] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4313] write(1, "executing program\n", 18) = 18 [pid 4313] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4313] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] mkdir("./805", 0777 [pid 4313] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4312] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4312] <... mount resumed>) = 0 [pid 4312] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4312] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4315 [pid 302] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4312] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 4313] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4312] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 4312] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4313] <... mount resumed>) = 0 [pid 302] umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4312] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4312] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./832/binderfs" [pid 4312] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4313] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4312] <... exit_group resumed>) = ? [pid 302] unlink("./832/binderfs" [pid 4314] set_robust_list(0x555557559760, 24 [pid 4313] <... openat resumed>) = 3 [pid 4312] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4313] write(3, "p:s/p ./file0:0", 15 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 4313] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4313] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4313] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./832/tracing" [pid 4313] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4313] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4313] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4313] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./832/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4314] <... set_robust_list resumed>) = 0 [pid 4313] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4315 attached [pid 4315] set_robust_list(0x555557559760, 24 [pid 302] fstat(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 4315] <... set_robust_list resumed>) = 0 [pid 4315] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 4315] chdir("./805" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4315] <... chdir resumed>) = 0 [pid 302] close(4 [pid 4315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 4315] <... prctl resumed>) = 0 [pid 302] rmdir("./832/tracing" [pid 4315] setpgid(0, 0) = 0 [pid 4315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4315] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 4315] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 4315] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4315] <... close resumed>) = 0 [pid 302] close(3 [pid 4315] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] rmdir("./832" [pid 4315] <... symlink resumed>) = 0 [pid 4315] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4315] <... write resumed>) = 18 [pid 302] mkdir("./833", 0777 [pid 4315] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4315] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4315] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 4315] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4315] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4315] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4316 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4315] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 4315] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./792/binderfs" [pid 301] newfstatat(AT_FDCWD, "./805/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./792/binderfs" [pid 301] unlink("./805/binderfs" [pid 4315] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4315] exit_group(0) = ? [pid 4315] +++ exited with 0 +++ [pid 4314] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4316 attached [pid 301] <... umount2 resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./805/tracing" [pid 299] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4316] set_robust_list(0x555557559760, 24 [pid 301] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./792/tracing" [pid 4316] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./805/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] openat(AT_FDCWD, "./792/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 4316] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4316] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4316] chdir("./833" [pid 301] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 301] rmdir("./805/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4316] <... chdir resumed>) = 0 [pid 4316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4316] setpgid(0, 0) = 0 [pid 4316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 301] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./792/tracing" [pid 301] close(3 [pid 4316] write(3, "1000", 4) = 4 [pid 4316] close(3) = 0 [pid 4316] symlink("/dev/binderfs", "./binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 301] rmdir("./805" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4316] <... symlink resumed>) = 0 [pid 4316] write(1, "executing program\n", 18) = 18 [pid 4316] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4316] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 301] mkdir("./806", 0777 [pid 299] <... close resumed>) = 0 [pid 4316] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] rmdir("./792" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4316] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4316] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4316] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./793", 0777 [pid 4316] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4316] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4316] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4316] exit_group(0) = ? [pid 4316] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4317 [pid 299] <... mkdir resumed>) = 0 [pid 4314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4317 attached [pid 300] <... openat resumed>) = 3 [pid 4317] set_robust_list(0x555557559760, 24) = 0 [pid 4317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4317] chdir("./806" [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4318 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4318 attached [pid 4317] <... chdir resumed>) = 0 [pid 4314] chdir("./773" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4317] <... prctl resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./805/binderfs" [pid 4317] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4317] <... setpgid resumed>) = 0 [pid 300] unlink("./805/binderfs" [pid 4317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... unlink resumed>) = 0 [pid 4317] write(3, "1000", 4 [pid 300] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4317] <... write resumed>) = 4 [pid 4317] close(3) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4317] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4317] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4317] write(1, "executing program\n", 18) = 18 executing program [pid 4317] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./805/tracing" [pid 4317] <... close_range resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4317] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4317] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4317] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./805/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4317] <... mount resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4317] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] fstat(4 [pid 4317] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4317] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(4 [pid 4317] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4317] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(4 [pid 4317] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4317] creat(NULL, 0732 [pid 300] close(4 [pid 4317] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 4317] exit_group(0 [pid 300] rmdir("./805/tracing" [pid 4317] <... exit_group resumed>) = ? [pid 4317] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 4318] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 4314] <... chdir resumed>) = 0 [pid 300] rmdir("./805" [pid 4318] <... set_robust_list resumed>) = 0 [pid 4318] rt_sigprocmask(SIG_SETMASK, [] [pid 4314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4314] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./806", 0777 [pid 4314] <... setpgid resumed>) = 0 [pid 4314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4318] chdir("./793" [pid 4314] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 302] umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4318] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 4318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4318] setpgid(0, 0) = 0 [pid 4318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4314] write(3, "1000", 4) = 4 [pid 4318] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4319 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4314] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4314] <... close resumed>) = 0 [pid 4314] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4314] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4318] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./833/binderfs" [pid 4318] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4318] close(3 [pid 302] unlink("./833/binderfs" [pid 4318] <... close resumed>) = 0 [pid 4318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 4314] write(1, "executing program\n", 18 [pid 302] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4314] <... write resumed>) = 18 [pid 4314] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 executing program [pid 4314] <... close_range resumed>) = 0 [pid 302] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4314] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4318] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 4319 attached [pid 4314] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./833/tracing" [pid 4318] <... write resumed>) = 18 [pid 4318] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4318] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4314] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4314] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4318] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] openat(AT_FDCWD, "./833/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4318] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 4314] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 4314] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4318] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4 [pid 4318] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4314] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 4318] write(3, "p:s/p ./file0:0", 15 [pid 4314] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4318] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4314] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] close(4 [pid 4319] set_robust_list(0x555557559760, 24 [pid 4318] openat(AT_FDCWD, NULL, O_WRONLY [pid 4314] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4318] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4314] creat(NULL, 0732 [pid 4318] creat(NULL, 0732 [pid 4314] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 4318] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4314] exit_group(0 [pid 302] rmdir("./833/tracing" [pid 4318] exit_group(0 [pid 4314] <... exit_group resumed>) = ? [pid 4319] <... set_robust_list resumed>) = 0 [pid 4318] <... exit_group resumed>) = ? [pid 4314] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4319] rt_sigprocmask(SIG_SETMASK, [] [pid 4318] +++ exited with 0 +++ [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 301] umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./833" [pid 299] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] mkdir("./834", 0777 [pid 301] fstat(3 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4320 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4320 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./806/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./806/binderfs" [pid 299] getdents64(3 [pid 4320] set_robust_list(0x555557559760, 24) = 0 [pid 4320] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4320] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./793/binderfs" [pid 301] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./793/binderfs" [pid 301] newfstatat(AT_FDCWD, "./806/tracing" [pid 4320] chdir("./834") = 0 [pid 4320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... unlink resumed>) = 0 [pid 4320] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4320] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./806/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./793/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 4320] <... setpgid resumed>) = 0 [pid 299] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./793/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] <... openat resumed>) = 4 [pid 4320] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 301] rmdir("./806/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4320] write(3, "1000", 4) = 4 [pid 4320] close(3) = 0 [pid 4320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 4319] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 301] close(3 [pid 4319] chdir("./806" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 4320] write(1, "executing program\n", 18 [pid 301] rmdir("./806" [pid 299] close(4 [pid 4319] <... chdir resumed>) = 0 [pid 4320] <... write resumed>) = 18 [pid 4320] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4320] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 4319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... close resumed>) = 0 [pid 301] mkdir("./807", 0777 [pid 299] rmdir("./793/tracing" [pid 4319] <... prctl resumed>) = 0 [pid 4320] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4320] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 4319] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 4319] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4320] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4320] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4320] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4320] creat(NULL, 0732 [pid 299] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4321 [pid 299] <... close resumed>) = 0 [pid 4320] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./793" [pid 4319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4320] exit_group(0) = ? [pid 4320] +++ exited with 0 +++ [pid 4319] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4319] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./794", 0777 [pid 4319] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4321 attached [pid 4321] set_robust_list(0x555557559760, 24) = 0 [pid 4321] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 4319] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4319] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4321] chdir("./807") = 0 [pid 4321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4321] setpgid(0, 0) = 0 [pid 4321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4319] symlink("/dev/binderfs", "./binderfs" [pid 4321] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4322 [pid 4321] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4319] <... symlink resumed>) = 0 [pid 4321] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4319] write(1, "executing program\n", 18 [pid 4321] close(3) = 0 [pid 4319] <... write resumed>) = 18 [pid 298] umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4321] symlink("/dev/binderfs", "./binderfs" executing program executing program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4319] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4321] <... symlink resumed>) = 0 [pid 4319] <... close_range resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4321] write(1, "executing program\n", 18 [pid 298] fstat(3 [pid 4319] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4321] <... write resumed>) = 18 [pid 298] getdents64(3 [pid 4321] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4321] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4319] <... mkdirat resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4321] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4319] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4321] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4321] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4319] <... mount resumed>) = 0 executing program [pid 298] newfstatat(AT_FDCWD, "./773/binderfs" [pid 4321] <... openat resumed>) = 3 [pid 4319] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4321] write(3, "p:s/p ./file0:0", 15 [pid 298] unlink("./773/binderfs" [pid 4319] <... openat resumed>) = 3 [pid 4321] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 4319] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4321] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 4321] creat(NULL, 0732 [pid 298] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4319] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4321] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4319] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./773/tracing" [pid 4321] exit_group(0 [pid 4319] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4321] <... exit_group resumed>) = ? [pid 298] umount2("./773/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4319] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4319] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./773/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4321] +++ exited with 0 +++ [pid 4319] exit_group(0 [pid 298] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4322 attached [pid 4322] set_robust_list(0x555557559760, 24) = 0 [pid 4322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] fstat(4 [pid 4319] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4322] chdir("./794" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4322] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(4 [pid 4322] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4322] setpgid(0, 0 [pid 298] close(4 [pid 4322] <... setpgid resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./773/tracing" [pid 4322] <... openat resumed>) = 3 [pid 4322] write(3, "1000", 4) = 4 [pid 4322] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4319] +++ exited with 0 +++ [pid 4322] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 4322] <... symlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 4322] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 298] rmdir("./773" [pid 302] fstat(3 [pid 4322] <... write resumed>) = 18 [pid 4322] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4322] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4322] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 298] mkdir("./774", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4322] <... mount resumed>) = 0 [pid 4322] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./834/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4322] <... openat resumed>) = 3 [pid 4322] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4322] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] unlink("./834/binderfs" [pid 4322] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4322] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4323 [pid 302] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4322] <... exit_group resumed>) = ? [pid 4322] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4323 attached [pid 4323] set_robust_list(0x555557559760, 24) = 0 [pid 4323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4323] chdir("./774" [pid 302] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./834/tracing" [pid 4323] <... chdir resumed>) = 0 [pid 4323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4323] <... prctl resumed>) = 0 [pid 302] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4323] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./834/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4323] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./834/tracing" [pid 300] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4323] <... openat resumed>) = 3 [pid 4323] write(3, "1000", 4) = 4 [pid 4323] close(3) = 0 [pid 4323] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 302] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./834" [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4323] <... symlink resumed>) = 0 [pid 4323] write(1, "executing program\n", 18) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 4323] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] mkdir("./835", 0777 [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4323] <... close_range resumed>) = 0 [pid 4323] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 executing program [pid 301] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./806/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4323] <... mkdirat resumed>) = 0 [pid 4323] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4323] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./806/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4323] <... openat resumed>) = 3 [pid 4323] write(3, "p:s/p ./file0:0", 15 [pid 300] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4324 [pid 301] umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4323] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./807/binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 300] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./807/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4323] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./806/tracing" [pid 299] getdents64(3 [pid 301] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4323] creat(NULL, 0732 [pid 299] umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./794/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4323] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./807/tracing" [pid 300] openat(AT_FDCWD, "./806/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] unlink("./794/binderfs" [pid 301] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 4323] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./807/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4323] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 301] fstat(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./794/tracing" [pid 300] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./806/tracing" [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4323] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4324 attached [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] openat(AT_FDCWD, "./794/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./807/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... openat resumed>) = 4 [pid 4324] set_robust_list(0x555557559760, 24) = 0 [pid 4324] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 301] getdents64(3 [pid 299] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 300] rmdir("./806" [pid 299] getdents64(4 [pid 4324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4324] chdir("./835") = 0 [pid 4324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] rmdir("./807" [pid 300] mkdir("./807", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4324] setpgid(0, 0) = 0 [pid 4324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 4324] <... openat resumed>) = 3 [pid 4324] write(3, "1000", 4) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 301] mkdir("./808", 0777 [pid 299] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4324] close(3) = 0 [pid 4324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./794/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4324] write(1, "executing program\n", 18) = 18 [pid 4324] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4324] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 4324] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4325 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4324] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4324] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] close(3 [pid 4324] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4326 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./794" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4324] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4324] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4324] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4324] exit_group(0 [pid 299] mkdir("./795", 0777 [pid 4324] <... exit_group resumed>) = ? [pid 4324] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4325 attached [pid 4325] set_robust_list(0x555557559760, 24) = 0 [pid 4325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4325] chdir("./807" [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4327 [pid 4325] <... chdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4325] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4325] setpgid(0, 0 [pid 298] openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4325] <... setpgid resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./774/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./774/binderfs" [pid 4325] <... openat resumed>) = 3 [pid 4325] write(3, "1000", 4) = 4 [pid 298] <... unlink resumed>) = 0 [pid 4325] close(3) = 0 [pid 298] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4325] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./774/tracing" [pid 4325] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4325] write(1, "executing program\n", 18 [pid 298] umount2("./774/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4325] <... write resumed>) = 18 [pid 4325] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4325] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] openat(AT_FDCWD, "./774/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4326 attached [pid 4325] <... mkdirat resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4325] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4325] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] fstat(4 [pid 4325] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4325] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 4325] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4325] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4325] exit_group(0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4325] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 4326] set_robust_list(0x555557559760, 24 [pid 4325] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4327 attached [pid 4327] set_robust_list(0x555557559760, 24 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(4 [pid 4327] <... set_robust_list resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 302] umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./774/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4327] chdir("./795" [pid 302] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 4327] <... chdir resumed>) = 0 [pid 4327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 302] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 4327] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./774" [pid 302] umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4327] setpgid(0, 0) = 0 [pid 4327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./775", 0777 [pid 302] newfstatat(AT_FDCWD, "./835/binderfs" [pid 4327] <... openat resumed>) = 3 [pid 4327] write(3, "1000", 4) = 4 [pid 4327] close(3) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4327] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] unlink("./835/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4327] <... symlink resumed>) = 0 [pid 4327] write(1, "executing program\n", 18) = 18 [pid 4327] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4327] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4328 [pid 302] <... umount2 resumed>) = 0 [pid 4327] <... mkdirat resumed>) = 0 [pid 302] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4326] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./835/tracing" [pid 4327] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4326] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4327] <... mount resumed>) = 0 [pid 4326] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4327] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./835/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4326] chdir("./808" [pid 302] <... openat resumed>) = 4 [pid 4326] <... chdir resumed>) = 0 [pid 302] fstat(4 [pid 4327] <... openat resumed>) = 3 [pid 4326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4327] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4326] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 4327] openat(AT_FDCWD, NULL, O_WRONLY [pid 4326] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4327] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4326] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 4327] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4327] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(4 [pid 4327] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 4327] <... exit_group resumed>) = ? [pid 302] rmdir("./835/tracing" [pid 4326] <... openat resumed>) = 3 [pid 4327] +++ exited with 0 +++ [pid 4326] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 4326] <... write resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4328 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4326] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./835" [pid 300] umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4328] set_robust_list(0x555557559760, 24) = 0 [pid 4328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4328] chdir("./775" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4326] <... close resumed>) = 0 [pid 302] mkdir("./836", 0777 [pid 300] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4328] <... chdir resumed>) = 0 [pid 4328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4328] setpgid(0, 0) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 4326] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 4328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4328] write(3, "1000", 4) = 4 [pid 4328] close(3) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4329 [pid 299] getdents64(3 [pid 4328] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./807/binderfs" [pid 4326] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./795/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4328] <... symlink resumed>) = 0 [pid 4326] write(1, "executing program\n", 18 [pid 300] unlink("./807/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4328] write(1, "executing program\n", 18) = 18 [pid 4328] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 299] unlink("./795/binderfs" [pid 4326] <... write resumed>) = 18 [pid 300] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4328] <... close_range resumed>) = 0 [pid 4328] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4326] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program executing program [pid 300] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4329 attached [pid 4328] <... mkdirat resumed>) = 0 [pid 4326] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 4329] set_robust_list(0x555557559760, 24 [pid 4328] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4326] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./807/tracing" [pid 299] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4329] <... set_robust_list resumed>) = 0 [pid 4328] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./795/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./807/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 299] openat(AT_FDCWD, "./795/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] getdents64(4 [pid 299] fstat(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 300] rmdir("./807/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4329] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./795/tracing" [pid 4328] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4326] <... mkdirat resumed>) = 0 [pid 300] close(3 [pid 4329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4329] chdir("./836" [pid 4328] <... openat resumed>) = 3 [pid 4326] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] rmdir("./807" [pid 299] getdents64(3 [pid 4329] <... chdir resumed>) = 0 [pid 4329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4329] setpgid(0, 0) = 0 [pid 4329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4326] <... mount resumed>) = 0 [pid 300] mkdir("./808", 0777 [pid 299] close(3 [pid 4329] <... openat resumed>) = 3 [pid 4328] write(3, "p:s/p ./file0:0", 15 [pid 4326] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./795" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4326] <... openat resumed>) = 3 [pid 4329] write(3, "1000", 4 [pid 4328] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4329] <... write resumed>) = 4 [pid 4328] openat(AT_FDCWD, NULL, O_WRONLY [pid 4326] write(3, "p:s/p ./file0:0", 15 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 4329] close(3 [pid 4328] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4329] <... close resumed>) = 0 [pid 4328] creat(NULL, 0732 [pid 4329] symlink("/dev/binderfs", "./binderfs" [pid 4328] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4329] <... symlink resumed>) = 0 [pid 4328] exit_group(0 [pid 4326] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] mkdir("./796", 0777 [pid 4326] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4330 [pid 4329] write(1, "executing program\n", 18 [pid 4328] <... exit_group resumed>) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4330 attached [pid 4329] <... write resumed>) = 18 [pid 4328] +++ exited with 0 +++ [pid 4326] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 4326] creat(NULL, 0732 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4329] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4329] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4326] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4330] set_robust_list(0x555557559760, 24 [pid 4326] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4330] <... set_robust_list resumed>) = 0 [pid 4329] <... mkdirat resumed>) = 0 [pid 4329] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4326] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4331 attached [pid 4330] rt_sigprocmask(SIG_SETMASK, [] [pid 4329] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4326] +++ exited with 0 +++ [pid 4331] set_robust_list(0x555557559760, 24 [pid 4330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4331 [pid 4331] <... set_robust_list resumed>) = 0 [pid 4330] chdir("./808" [pid 4329] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4331] rt_sigprocmask(SIG_SETMASK, [] [pid 4330] <... chdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4331] chdir("./796" [pid 4330] <... prctl resumed>) = 0 [pid 4329] write(3, "p:s/p ./file0:0", 15 [pid 4331] <... chdir resumed>) = 0 [pid 4330] setpgid(0, 0 [pid 4331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4330] <... setpgid resumed>) = 0 [pid 4331] <... prctl resumed>) = 0 [pid 4330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 4331] setpgid(0, 0 [pid 4330] <... openat resumed>) = 3 [pid 4329] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4331] <... setpgid resumed>) = 0 [pid 4330] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4330] <... write resumed>) = 4 [pid 4329] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 298] umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4330] close(3 [pid 4329] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4330] <... close resumed>) = 0 [pid 4329] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4330] symlink("/dev/binderfs", "./binderfs" [pid 4329] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 4331] <... openat resumed>) = 3 [pid 4330] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 4331] write(3, "1000", 4 [pid 4330] write(1, "executing program\n", 18 [pid 4329] exit_group(0 [pid 301] umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4331] <... write resumed>) = 4 [pid 4330] <... write resumed>) = 18 [pid 4329] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 4330] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./808/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4330] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4330] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4329] +++ exited with 0 +++ [pid 301] unlink("./808/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4331] close(3 [pid 4330] <... mkdirat resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./775/binderfs" [pid 4331] <... close resumed>) = 0 [pid 4330] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4331] symlink("/dev/binderfs", "./binderfs" [pid 4330] <... mount resumed>) = 0 [pid 298] unlink("./775/binderfs" [pid 4330] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4331] <... symlink resumed>) = 0 [pid 4330] <... openat resumed>) = 3 [pid 301] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4331] write(1, "executing program\n", 18 [pid 4330] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4330] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 298] <... umount2 resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./808/tracing" [pid 4331] <... write resumed>) = 18 [pid 4330] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4330] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4331] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4330] creat(NULL, 0732 [pid 301] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./775/tracing" [pid 4331] <... close_range resumed>) = 0 [pid 4330] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4331] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4330] exit_group(0 [pid 301] openat(AT_FDCWD, "./808/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./775/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4330] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4331] <... mkdirat resumed>) = 0 [pid 4330] +++ exited with 0 +++ [pid 301] fstat(4 [pid 298] openat(AT_FDCWD, "./775/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4331] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 4331] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4331] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 298] getdents64(4 [pid 4331] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4331] write(3, "p:s/p ./file0:0", 15 [pid 301] close(4 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./808/tracing" [pid 298] close(4 [pid 4331] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4331] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./775/tracing" [pid 4331] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 4331] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4331] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4331] exit_group(0 [pid 298] close(3 [pid 4331] <... exit_group resumed>) = ? [pid 301] rmdir("./808" [pid 300] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] rmdir("./775" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] mkdir("./809", 0777 [pid 300] getdents64(3 [pid 298] mkdir("./776", 0777 [pid 4331] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./808/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4332 [pid 300] unlink("./808/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4333 ci2-android-5-10/strace-static-x86_64: Process 4332 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./808/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 4332] set_robust_list(0x555557559760, 24 [pid 300] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./808/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 4332] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./808/tracing" [pid 299] newfstatat(AT_FDCWD, "./796/binderfs" [pid 4332] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] unlink("./796/binderfs" [pid 302] fstat(3 [pid 300] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 300] rmdir("./808" [pid 299] <... unlink resumed>) = 0 [pid 4332] chdir("./809" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 4332] <... chdir resumed>) = 0 [pid 302] umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./809", 0777 [pid 299] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./836/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] unlink("./836/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4332] <... prctl resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4334 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4334 attached [pid 4332] setpgid(0, 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./796/tracing" [pid 302] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4332] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./836/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./836/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] openat(AT_FDCWD, "./796/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4332] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 4332] write(3, "1000", 4 [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4332] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4332] close(3 [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 4332] <... close resumed>) = 0 [pid 302] rmdir("./836/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4333 attached [pid 4334] set_robust_list(0x555557559760, 24 [pid 4332] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(3 [pid 4332] <... symlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./796/tracing" [pid 302] rmdir("./836" [pid 4332] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 executing program [pid 302] mkdir("./837", 0777 [pid 4334] <... set_robust_list resumed>) = 0 [pid 4333] set_robust_list(0x555557559760, 24 [pid 4332] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4332] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4334] rt_sigprocmask(SIG_SETMASK, [] [pid 4333] <... set_robust_list resumed>) = 0 [pid 4332] <... close_range resumed>) = 0 [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4335 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4335 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4333] rt_sigprocmask(SIG_SETMASK, [] [pid 4332] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./796" [pid 4332] <... mkdirat resumed>) = 0 [pid 4332] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./797", 0777 [pid 4332] <... mount resumed>) = 0 [pid 4332] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 4332] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4334] chdir("./809" [pid 4332] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4332] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4334] <... chdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4332] openat(AT_FDCWD, NULL, O_WRONLYci2-android-5-10/strace-static-x86_64: Process 4336 attached ) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4336 [pid 4336] set_robust_list(0x555557559760, 24) = 0 [pid 4336] rt_sigprocmask(SIG_SETMASK, [] [pid 4332] creat(NULL, 0732 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4333] chdir("./776" [pid 4336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4336] chdir("./797") = 0 [pid 4336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4336] setpgid(0, 0) = 0 [pid 4336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4332] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4334] <... prctl resumed>) = 0 [pid 4333] <... chdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4336] <... openat resumed>) = 3 [pid 4334] setpgid(0, 0 [pid 4332] exit_group(0 [pid 4333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4334] <... setpgid resumed>) = 0 [pid 4332] <... exit_group resumed>) = ? [pid 4336] write(3, "1000", 4) = 4 [pid 4336] close(3) = 0 [pid 4336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4332] +++ exited with 0 +++ [pid 4334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4333] <... prctl resumed>) = 0 [pid 4336] write(1, "executing program\n", 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4336] <... write resumed>) = 18 [pid 4334] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4333] setpgid(0, 0 executing program [pid 4334] write(3, "1000", 4 [pid 4336] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4336] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4335] set_robust_list(0x555557559760, 24 [pid 4334] <... write resumed>) = 4 [pid 4333] <... setpgid resumed>) = 0 [pid 4336] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4334] close(3 [pid 4333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4334] <... close resumed>) = 0 [pid 4336] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4336] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4334] symlink("/dev/binderfs", "./binderfs" [pid 4336] openat(AT_FDCWD, NULL, O_WRONLY [pid 4333] <... openat resumed>) = 3 [pid 4336] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4334] <... symlink resumed>) = 0 [pid 4333] write(3, "1000", 4 [pid 4336] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4333] <... write resumed>) = 4 [pid 4334] write(1, "executing program\n", 18 [pid 4336] exit_group(0) = ? executing program [pid 4335] <... set_robust_list resumed>) = 0 [pid 4334] <... write resumed>) = 18 [pid 4333] close(3 [pid 4336] +++ exited with 0 +++ [pid 4335] rt_sigprocmask(SIG_SETMASK, [] [pid 4334] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4333] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4334] <... close_range resumed>) = 0 [pid 4333] symlink("/dev/binderfs", "./binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4334] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4333] <... symlink resumed>) = 0 [pid 4335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4334] <... mkdirat resumed>) = 0 [pid 4333] write(1, "executing program\n", 18) = 18 executing program [pid 4334] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4333] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4334] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4333] <... close_range resumed>) = 0 [pid 4334] <... openat resumed>) = 3 [pid 4334] write(3, "p:s/p ./file0:0", 15 [pid 4333] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4334] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4334] openat(AT_FDCWD, NULL, O_WRONLY [pid 4333] <... mkdirat resumed>) = 0 [pid 4334] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4333] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4334] creat(NULL, 0732 [pid 4333] <... mount resumed>) = 0 [pid 4334] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4333] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4334] exit_group(0) = ? [pid 4333] <... openat resumed>) = 3 [pid 4334] +++ exited with 0 +++ [pid 4333] write(3, "p:s/p ./file0:0", 15 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4333] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4333] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4333] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4333] exit_group(0) = ? [pid 4335] chdir("./837" [pid 4333] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4335] <... chdir resumed>) = 0 [pid 4335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4335] setpgid(0, 0) = 0 [pid 4335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 301] umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4335] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] getdents64(3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4335] write(3, "1000", 4 [pid 301] umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4335] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./809/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4335] close(3 [pid 301] unlink("./809/binderfs" [pid 298] newfstatat(AT_FDCWD, "./776/binderfs" [pid 4335] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./809/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4335] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] unlink("./776/binderfs" [pid 301] openat(AT_FDCWD, "./809/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4335] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 298] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4335] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4335] <... write resumed>) = 18 executing program [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4335] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(4 [pid 299] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./809/tracing" [pid 299] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./776/tracing" [pid 4335] <... close_range resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(3 [pid 301] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4335] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./776/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 299] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./809" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4335] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./776/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4335] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./810", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4335] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./797/binderfs" [pid 298] fstat(4 [pid 4335] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4335] <... openat resumed>) = 3 [pid 300] umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./797/binderfs" [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4337 [pid 300] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 4335] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4337 attached [pid 4335] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 4335] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 4335] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 299] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4335] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 4335] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4335] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./797/tracing" [pid 298] <... close resumed>) = 0 [pid 4335] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./809/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./776/tracing" [pid 300] unlink("./809/binderfs") = 0 [pid 300] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4335] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] openat(AT_FDCWD, "./797/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] close(3 [pid 299] fstat(4 [pid 298] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./776" [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./777", 0777 [pid 299] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 302] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 299] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./797/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./837/binderfs") = 0 [pid 299] getdents64(3 [pid 302] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4338 [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4338 attached ) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4337] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] rmdir("./797" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./809/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./837/tracing" [pid 300] openat(AT_FDCWD, "./809/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./798", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] openat(AT_FDCWD, "./837/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(4 [pid 300] rmdir("./809/tracing"ci2-android-5-10/strace-static-x86_64: Process 4339 attached [pid 4338] set_robust_list(0x555557559760, 24 [pid 4337] <... set_robust_list resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4339 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] close(3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./837/tracing" [pid 4339] set_robust_list(0x555557559760, 24 [pid 4338] <... set_robust_list resumed>) = 0 [pid 4337] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./809" [pid 4339] <... set_robust_list resumed>) = 0 [pid 4338] rt_sigprocmask(SIG_SETMASK, [] [pid 4337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 300] mkdir("./810", 0777 [pid 302] rmdir("./837") = 0 [pid 302] mkdir("./838", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4340 attached [pid 4339] rt_sigprocmask(SIG_SETMASK, [] [pid 4338] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4337] chdir("./810" [pid 4340] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4340 [pid 4340] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4340] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4341 [pid 4340] chdir("./838") = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4340] <... prctl resumed>) = 0 [pid 4340] setpgid(0, 0) = 0 [pid 4340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4338] chdir("./777" [pid 4340] <... openat resumed>) = 3 [pid 4339] chdir("./798" [pid 4337] <... chdir resumed>) = 0 [pid 4340] write(3, "1000", 4) = 4 [pid 4340] close(3) = 0 [pid 4340] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4340] write(1, "executing program\n", 18) = 18 [pid 4338] <... chdir resumed>) = 0 [pid 4339] <... chdir resumed>) = 0 executing program [pid 4338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4340] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4338] <... prctl resumed>) = 0 [pid 4337] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4341 attached [pid 4339] <... prctl resumed>) = 0 [pid 4338] setpgid(0, 0 [pid 4337] setpgid(0, 0 [pid 4340] <... mkdirat resumed>) = 0 [pid 4341] set_robust_list(0x555557559760, 24 [pid 4339] setpgid(0, 0 [pid 4338] <... setpgid resumed>) = 0 [pid 4337] <... setpgid resumed>) = 0 [pid 4341] <... set_robust_list resumed>) = 0 [pid 4340] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4339] <... setpgid resumed>) = 0 [pid 4337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4341] rt_sigprocmask(SIG_SETMASK, [] [pid 4340] <... mount resumed>) = 0 [pid 4339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4341] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4340] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4337] <... openat resumed>) = 3 [pid 4341] chdir("./810" [pid 4340] <... openat resumed>) = 3 [pid 4339] <... openat resumed>) = 3 [pid 4338] <... openat resumed>) = 3 [pid 4337] write(3, "1000", 4 [pid 4341] <... chdir resumed>) = 0 [pid 4340] write(3, "p:s/p ./file0:0", 15 [pid 4341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4341] <... prctl resumed>) = 0 [pid 4340] openat(AT_FDCWD, NULL, O_WRONLY [pid 4341] setpgid(0, 0 [pid 4340] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4341] <... setpgid resumed>) = 0 [pid 4340] creat(NULL, 0732 [pid 4341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4340] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4339] write(3, "1000", 4 [pid 4338] write(3, "1000", 4 [pid 4337] <... write resumed>) = 4 [pid 4341] <... openat resumed>) = 3 [pid 4339] <... write resumed>) = 4 [pid 4340] exit_group(0 [pid 4338] <... write resumed>) = 4 [pid 4337] close(3 [pid 4339] close(3 [pid 4338] close(3 [pid 4337] <... close resumed>) = 0 [pid 4341] write(3, "1000", 4 [pid 4340] <... exit_group resumed>) = ? [pid 4339] <... close resumed>) = 0 [pid 4338] <... close resumed>) = 0 [pid 4337] symlink("/dev/binderfs", "./binderfs" [pid 4339] symlink("/dev/binderfs", "./binderfs" [pid 4338] symlink("/dev/binderfs", "./binderfs" [pid 4337] <... symlink resumed>) = 0 [pid 4341] <... write resumed>) = 4 [pid 4340] +++ exited with 0 +++ [pid 4339] <... symlink resumed>) = 0 [pid 4337] write(1, "executing program\n", 18 executing program [pid 4339] write(1, "executing program\n", 18 [pid 4337] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4341] close(3 [pid 4338] <... symlink resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4339] <... write resumed>) = 18 [pid 4338] write(1, "executing program\n", 18 [pid 4337] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4341] <... close resumed>) = 0 [pid 4339] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 4337] <... close_range resumed>) = 0 [pid 4339] <... close_range resumed>) = 0 [pid 4337] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4341] symlink("/dev/binderfs", "./binderfs" [pid 4339] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4338] <... write resumed>) = 18 executing program [pid 4341] <... symlink resumed>) = 0 [pid 4338] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4337] <... mkdirat resumed>) = 0 [pid 4341] write(1, "executing program\n", 18 [pid 4339] <... mkdirat resumed>) = 0 [pid 4338] <... close_range resumed>) = 0 [pid 4337] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4341] <... write resumed>) = 18 [pid 4338] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4339] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4337] <... mount resumed>) = 0 [pid 4341] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4338] <... mkdirat resumed>) = 0 executing program [pid 4341] <... close_range resumed>) = 0 [pid 4339] <... mount resumed>) = 0 [pid 4338] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4337] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4341] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4339] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4338] <... mount resumed>) = 0 [pid 4337] <... openat resumed>) = 3 [pid 4341] <... mkdirat resumed>) = 0 [pid 4339] <... openat resumed>) = 3 [pid 4338] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4337] write(3, "p:s/p ./file0:0", 15 [pid 4341] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4339] write(3, "p:s/p ./file0:0", 15 [pid 4338] <... openat resumed>) = 3 [pid 4337] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4339] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4337] openat(AT_FDCWD, NULL, O_WRONLY [pid 4341] <... mount resumed>) = 0 [pid 4339] openat(AT_FDCWD, NULL, O_WRONLY [pid 4338] write(3, "p:s/p ./file0:0", 15 [pid 4337] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4339] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4337] creat(NULL, 0732 [pid 4341] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4339] creat(NULL, 0732 [pid 4338] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4337] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4341] <... openat resumed>) = 3 [pid 4339] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4338] openat(AT_FDCWD, NULL, O_WRONLY [pid 4337] exit_group(0 [pid 4341] write(3, "p:s/p ./file0:0", 15 [pid 4339] exit_group(0 [pid 4338] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4337] <... exit_group resumed>) = ? [pid 4341] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4339] <... exit_group resumed>) = ? [pid 4338] creat(NULL, 0732 [pid 4341] openat(AT_FDCWD, NULL, O_WRONLY [pid 4338] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4341] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4338] exit_group(0 [pid 4341] creat(NULL, 0732 [pid 4338] <... exit_group resumed>) = ? [pid 4337] +++ exited with 0 +++ [pid 4341] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4339] +++ exited with 0 +++ [pid 4338] +++ exited with 0 +++ [pid 4341] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4341] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4341] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 300] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./838/binderfs" [pid 300] newfstatat(AT_FDCWD, "./810/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./838/binderfs" [pid 300] unlink("./810/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 302] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./838/tracing" [pid 300] newfstatat(AT_FDCWD, "./810/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./838/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./810/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] close(4 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./838/tracing" [pid 300] rmdir("./810/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] close(3 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./838" [pid 300] rmdir("./810") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] mkdir("./811", 0777 [pid 302] mkdir("./839", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4342 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4342 attached [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4342] set_robust_list(0x555557559760, 24) = 0 [pid 4342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4342] chdir("./811" [pid 298] umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4343 [pid 301] umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 301] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 301] getdents64(3 [pid 4342] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./777/binderfs" [pid 301] newfstatat(AT_FDCWD, "./810/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./777/binderfs" [pid 301] unlink("./810/binderfs" [pid 4342] <... prctl resumed>) = 0 [pid 4342] setpgid(0, 0) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4342] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4342] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./810/tracing" [pid 298] newfstatat(AT_FDCWD, "./777/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4342] <... write resumed>) = 4 [pid 301] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./810/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./777/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 299] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./777/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 299] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 4342] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./810/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4342] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4343 attached [pid 4342] symlink("/dev/binderfs", "./binderfs" [pid 4343] set_robust_list(0x555557559760, 24 [pid 4342] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./798/binderfs" [pid 298] getdents64(4 [pid 4343] <... set_robust_list resumed>) = 0 [pid 4342] write(1, "executing program\n", 18 [pid 301] getdents64(3 executing program [pid 4342] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4343] rt_sigprocmask(SIG_SETMASK, [] [pid 4342] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 299] unlink("./798/binderfs" [pid 298] close(4 [pid 4343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4342] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4343] chdir("./839" [pid 4342] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./810" [pid 299] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4343] <... chdir resumed>) = 0 [pid 4342] <... mkdirat resumed>) = 0 [pid 4343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4342] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4343] <... prctl resumed>) = 0 [pid 4342] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] rmdir("./777/tracing" [pid 4343] setpgid(0, 0 [pid 4342] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] mkdir("./811", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 4343] <... setpgid resumed>) = 0 [pid 4342] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4342] write(3, "p:s/p ./file0:0", 15 [pid 4343] <... openat resumed>) = 3 [pid 4342] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4343] write(3, "1000", 4 [pid 4342] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4343] <... write resumed>) = 4 [pid 4342] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./798/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4343] close(3 [pid 4342] creat(NULL, 0732 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(3 [pid 4343] <... close resumed>) = 0 [pid 4342] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4343] symlink("/dev/binderfs", "./binderfs" [pid 4342] exit_group(0 [pid 4343] <... symlink resumed>) = 0 [pid 4342] <... exit_group resumed>) = ? [pid 299] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4344 attached [pid 4343] write(1, "executing program\n", 18 [pid 4342] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4344 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./777" [pid 4343] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] openat(AT_FDCWD, "./798/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4343] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4343] <... close_range resumed>) = 0 [pid 4343] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 298] mkdir("./778", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4343] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... mkdir resumed>) = 0 [pid 4343] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(4 [pid 4343] <... mount resumed>) = 0 [pid 4343] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4343] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./798/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4345 [pid 4343] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4343] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4343] exit_group(0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3 [pid 4343] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./798" [pid 4344] set_robust_list(0x555557559760, 24 [pid 4343] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./799", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3 [pid 299] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 4344] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./811/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./811/binderfs" [pid 302] umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4346 [pid 302] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4345 attached [pid 300] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./811/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 300] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./811/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./839/binderfs" [pid 300] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./839/binderfs" [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 302] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./811/tracing"ci2-android-5-10/strace-static-x86_64: Process 4346 attached [pid 4345] set_robust_list(0x555557559760, 24 [pid 4344] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 4345] <... set_robust_list resumed>) = 0 [pid 300] getdents64(3 [pid 4345] rt_sigprocmask(SIG_SETMASK, [] [pid 4344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./839/tracing" [pid 4346] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 4346] <... set_robust_list resumed>) = 0 [pid 4345] chdir("./778" [pid 4344] chdir("./811" [pid 302] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4345] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./811" [pid 4346] rt_sigprocmask(SIG_SETMASK, [] [pid 4345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4344] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./839/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 4345] <... prctl resumed>) = 0 [pid 300] mkdir("./812", 0777 [pid 4346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4345] setpgid(0, 0 [pid 4344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 4345] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4345] <... openat resumed>) = 3 [pid 4344] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4346] chdir("./799" [pid 4345] write(3, "1000", 4 [pid 4344] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4345] <... write resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4347 [pid 4345] close(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4345] <... close resumed>) = 0 [pid 4344] <... setpgid resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4345] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4347 attached [pid 4346] <... chdir resumed>) = 0 [pid 4345] <... symlink resumed>) = 0 [pid 4344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4345] write(1, "executing program\n", 18) = 18 [pid 4345] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4345] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] close(4 [pid 4347] set_robust_list(0x555557559760, 24 [pid 4346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4345] <... mkdirat resumed>) = 0 [pid 4344] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 4345] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4347] <... set_robust_list resumed>) = 0 [pid 4346] <... prctl resumed>) = 0 [pid 4345] <... mount resumed>) = 0 [pid 4344] write(3, "1000", 4 [pid 302] rmdir("./839/tracing" [pid 4345] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4345] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4345] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 4344] <... write resumed>) = 4 [pid 4345] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4345] exit_group(0) = ? [pid 4347] rt_sigprocmask(SIG_SETMASK, [] [pid 4346] setpgid(0, 0 [pid 4345] +++ exited with 0 +++ [pid 4344] close(3 [pid 302] getdents64(3 [pid 4347] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4347] chdir("./812") = 0 [pid 4347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4347] setpgid(0, 0) = 0 [pid 4347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(3 [pid 4344] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4344] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./839" [pid 4347] <... openat resumed>) = 3 [pid 4344] <... symlink resumed>) = 0 [pid 4347] write(3, "1000", 4) = 4 [pid 4344] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4344] <... write resumed>) = 18 executing program [pid 302] mkdir("./840", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4347] close(3) = 0 [pid 4347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4344] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4344] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4347] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 4344] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 4347] <... write resumed>) = 18 [pid 4347] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4347] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4344] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 4344] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4348 [pid 4347] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4347] <... mount resumed>) = 0 [pid 4344] <... mount resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4347] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4346] <... setpgid resumed>) = 0 [pid 4344] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./778/binderfs" [pid 4347] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4344] <... openat resumed>) = 3 [pid 298] unlink("./778/binderfs" [pid 4346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4344] write(3, "p:s/p ./file0:0", 15 [pid 4347] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4344] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 4347] openat(AT_FDCWD, NULL, O_WRONLY [pid 4344] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4346] <... openat resumed>) = 3 [pid 4347] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4347] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4346] write(3, "1000", 4 [pid 4344] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 4347] exit_group(0 [pid 4346] <... write resumed>) = 4 [pid 4344] creat(NULL, 0732 [pid 298] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4346] close(3 [pid 4344] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4347] <... exit_group resumed>) = ? [pid 4344] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./778/tracing" [pid 4346] <... close resumed>) = 0 [pid 4344] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4347] +++ exited with 0 +++ [pid 4346] symlink("/dev/binderfs", "./binderfs" [pid 4344] +++ exited with 0 +++ [pid 298] umount2("./778/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./778/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4348 attached ) = 4 [pid 4346] <... symlink resumed>) = 0 [pid 298] fstat(4 [pid 4348] set_robust_list(0x555557559760, 24 [pid 4346] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4348] <... set_robust_list resumed>) = 0 [pid 298] getdents64(4 [pid 4346] <... write resumed>) = 18 [pid 4348] rt_sigprocmask(SIG_SETMASK, [] [pid 4346] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4348] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4346] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 4348] chdir("./840" [pid 4346] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4348] <... chdir resumed>) = 0 [pid 298] close(4 [pid 4348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 [pid 4348] <... prctl resumed>) = 0 [pid 298] rmdir("./778/tracing" [pid 4348] setpgid(0, 0) = 0 [pid 4348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 4348] <... openat resumed>) = 3 [pid 4346] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 4348] write(3, "1000", 4 [pid 4346] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4348] <... write resumed>) = 4 [pid 298] close(3 [pid 4348] close(3 [pid 298] <... close resumed>) = 0 [pid 4348] <... close resumed>) = 0 [pid 298] rmdir("./778" [pid 4346] <... mount resumed>) = 0 [pid 4348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4346] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 4348] write(1, "executing program\n", 18 [pid 298] mkdir("./779", 0777 [pid 4346] <... openat resumed>) = 3 [pid 4348] <... write resumed>) = 18 [pid 4348] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4348] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... mkdir resumed>) = 0 executing program [pid 4346] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4348] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4348] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4346] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4348] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4346] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4348] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4348] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4348] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 3 [pid 4348] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(3 [pid 4348] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4346] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4349 [pid 4348] creat(NULL, 0732 [pid 300] getdents64(3 [pid 4348] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4346] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4348] exit_group(0 [pid 4346] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4348] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4348] +++ exited with 0 +++ [pid 4346] exit_group(0 [pid 300] newfstatat(AT_FDCWD, "./812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4346] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./812/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 4346] +++ exited with 0 +++ [pid 300] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./812/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./812/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 301] umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 301] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4349 attached [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./812/tracing" [pid 301] umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./811/binderfs" [pid 300] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 301] unlink("./811/binderfs" [pid 300] rmdir("./812" [pid 301] <... unlink resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./813", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./811/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4350 [pid 302] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./811/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4349] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(4 [pid 302] umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./840/binderfs" [pid 299] fstat(3 [pid 4349] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 302] unlink("./840/binderfs" [pid 299] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4349] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4349] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] rmdir("./811/tracing" [pid 299] newfstatat(AT_FDCWD, "./799/binderfs" [pid 302] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4349] chdir("./779" [pid 301] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./840/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./799/binderfs" [pid 302] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 4349] <... chdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./840/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./811" [pid 4349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 4349] <... prctl resumed>) = 0 [pid 4349] setpgid(0, 0) = 0 [pid 4349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(4 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] mkdir("./812", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 4349] <... openat resumed>) = 3 [pid 4349] write(3, "1000", 4) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 4349] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./799/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4349] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(4 [pid 299] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4349] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4351 [pid 299] openat(AT_FDCWD, "./799/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./840/tracing" [pid 4349] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4349] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... openat resumed>) = 4 [pid 4349] <... close_range resumed>) = 0 [pid 4349] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 302] close(3ci2-android-5-10/strace-static-x86_64: Process 4350 attached [pid 4349] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./840" [pid 299] getdents64(4 [pid 4349] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4349] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 4349] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4349] write(3, "p:s/p ./file0:0", 15 [pid 302] mkdir("./841", 0777 [pid 4350] set_robust_list(0x555557559760, 24 [pid 4349] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] close(4 [pid 4349] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 4349] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4349] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rmdir("./799/tracing" [pid 4350] <... set_robust_list resumed>) = 0 [pid 4349] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4349] <... exit_group resumed>) = ? [pid 4349] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4352 [pid 299] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4351 attached [pid 299] close(3 [pid 4351] set_robust_list(0x555557559760, 24 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./799" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4351] <... set_robust_list resumed>) = 0 [pid 4351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] mkdir("./800", 0777 [pid 4351] chdir("./812" [pid 298] <... openat resumed>) = 3 [pid 4351] <... chdir resumed>) = 0 [pid 4351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4351] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4351] write(3, "1000", 4) = 4 [pid 298] umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4353 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./779/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./779/binderfs" [pid 4351] close(3) = 0 [pid 4351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... unlink resumed>) = 0 [pid 4351] write(1, "executing program\n", 18 [pid 298] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4351] <... write resumed>) = 18 [pid 4351] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = 0 [pid 4351] <... close_range resumed>) = 0 executing program [pid 298] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4351] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4353 attached [pid 4351] <... mkdirat resumed>) = 0 [pid 4350] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./779/tracing" [pid 4351] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4351] <... mount resumed>) = 0 [pid 4350] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./779/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4351] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./779/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4351] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 4351] write(3, "p:s/p ./file0:0", 15 [pid 298] fstat(4 [pid 4351] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4351] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 4351] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4351] creat(NULL, 0732 [pid 298] getdents64(4 [pid 4350] chdir("./813" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4351] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4350] <... chdir resumed>) = 0 [pid 298] close(4 [pid 4351] exit_group(0 [pid 4350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 [pid 4351] <... exit_group resumed>) = ? [pid 298] rmdir("./779/tracing" [pid 4353] set_robust_list(0x555557559760, 24 [pid 4351] +++ exited with 0 +++ [pid 4350] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4352 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4352] set_robust_list(0x555557559760, 24) = 0 [pid 4352] rt_sigprocmask(SIG_SETMASK, [] [pid 4350] setpgid(0, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 4350] <... setpgid resumed>) = 0 [pid 298] getdents64(3 [pid 4352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4352] chdir("./841" [pid 4350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(3 [pid 4352] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./779" [pid 4350] <... openat resumed>) = 3 [pid 4352] <... prctl resumed>) = 0 [pid 4352] setpgid(0, 0) = 0 [pid 4352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 4350] write(3, "1000", 4 [pid 298] mkdir("./780", 0777 [pid 4352] <... openat resumed>) = 3 [pid 4352] write(3, "1000", 4) = 4 [pid 4352] close(3) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4350] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4350] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4352] symlink("/dev/binderfs", "./binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4350] <... close resumed>) = 0 [pid 4352] <... symlink resumed>) = 0 [pid 4352] write(1, "executing program\n", 18) = 18 [pid 4352] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4350] symlink("/dev/binderfs", "./binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4354 executing program [pid 4352] <... close_range resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4352] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4353] <... set_robust_list resumed>) = 0 [pid 4352] <... mkdirat resumed>) = 0 [pid 4350] <... symlink resumed>) = 0 [pid 4352] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4350] write(1, "executing program\n", 18 [pid 4352] <... mount resumed>) = 0 [pid 4350] <... write resumed>) = 18 executing program [pid 4352] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4350] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... restart_syscall resumed>) = 0 [pid 4352] write(3, "p:s/p ./file0:0", 15 [pid 4350] <... close_range resumed>) = 0 [pid 4352] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4350] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4352] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4352] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4352] creat(NULL, 0732 [pid 301] <... openat resumed>) = 3 [pid 4352] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 4352] exit_group(0 [pid 4350] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4352] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 4350] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4353] rt_sigprocmask(SIG_SETMASK, [] [pid 4352] +++ exited with 0 +++ [pid 4350] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4354 attached [pid 4350] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4354] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4350] <... openat resumed>) = 3 [pid 4354] <... set_robust_list resumed>) = 0 [pid 4350] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./812/binderfs" [pid 4353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4350] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4354] rt_sigprocmask(SIG_SETMASK, [] [pid 4353] chdir("./800" [pid 4350] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] unlink("./812/binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 4354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4354] chdir("./780" [pid 301] <... unlink resumed>) = 0 [pid 4353] <... chdir resumed>) = 0 [pid 4350] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4354] <... chdir resumed>) = 0 [pid 301] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4350] creat(NULL, 0732 [pid 4353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 4350] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4353] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4350] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4353] setpgid(0, 0 [pid 4350] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./812/tracing" [pid 4354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4354] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./812/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4354] setpgid(0, 0 [pid 301] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./841/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 302] unlink("./841/binderfs" [pid 4354] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 302] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4354] <... openat resumed>) = 3 [pid 4353] <... setpgid resumed>) = 0 [pid 4350] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] close(4 [pid 4354] write(3, "1000", 4 [pid 302] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4354] <... write resumed>) = 4 [pid 4353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./812/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4354] close(3 [pid 302] newfstatat(AT_FDCWD, "./841/tracing" [pid 4354] <... close resumed>) = 0 [pid 4354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4353] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4353] write(3, "1000", 4 [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4353] <... write resumed>) = 4 [pid 302] openat(AT_FDCWD, "./841/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4354] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 301] close(3 [pid 4353] close(3 [pid 302] fstat(4 [pid 301] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4353] <... close resumed>) = 0 [pid 301] rmdir("./812" [pid 302] getdents64(4 [pid 4354] <... write resumed>) = 18 [pid 4354] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4354] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 4353] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] mkdir("./813", 0777 [pid 302] getdents64(4 [pid 4354] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 executing program [pid 4353] <... symlink resumed>) = 0 [pid 4354] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4354] <... mount resumed>) = 0 [pid 4354] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4353] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4353] <... write resumed>) = 18 [pid 302] rmdir("./841/tracing" [pid 4354] <... openat resumed>) = 3 [pid 4354] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 4354] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4354] openat(AT_FDCWD, NULL, O_WRONLY [pid 4353] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4355 [pid 4354] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4353] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4354] creat(NULL, 0732 executing program [pid 4353] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4354] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 300] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4354] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4354] <... exit_group resumed>) = ? [pid 302] rmdir("./841" [pid 300] fstat(3 [pid 4354] +++ exited with 0 +++ [pid 4353] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4353] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./842", 0777 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./813/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./813/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4353] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4353] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./813/tracing" [pid 4353] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4353] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4356 [pid 300] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./813/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4353] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4355 attached [pid 4353] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 298] umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4353] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4353] creat(NULL, 0732 [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] <... openat resumed>) = 3 [pid 4353] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 298] fstat(3 [pid 300] rmdir("./813/tracing" [pid 4353] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4353] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 4355] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 4355] <... set_robust_list resumed>) = 0 [pid 300] close(3 [pid 4355] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4353] +++ exited with 0 +++ [pid 300] rmdir("./813" [pid 298] umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4355] chdir("./813" [pid 300] <... rmdir resumed>) = 0 [pid 4355] <... chdir resumed>) = 0 [pid 300] mkdir("./814", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./780/binderfs" [pid 4355] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4355] setpgid(0, 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4355] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./780/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4357 attached [pid 4355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4357 [pid 298] <... unlink resumed>) = 0 [pid 4355] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4355] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4355] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 4355] <... close resumed>) = 0 [pid 298] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4355] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4357] set_robust_list(0x555557559760, 24 [pid 4355] <... symlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./780/tracing"ci2-android-5-10/strace-static-x86_64: Process 4356 attached [pid 4355] write(1, "executing program\n", 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./780/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./780/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4356] set_robust_list(0x555557559760, 24 [pid 4355] <... write resumed>) = 18 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 299] umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./800/binderfs" [pid 298] close(4 [pid 4356] <... set_robust_list resumed>) = 0 [pid 4355] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./800/binderfs" [pid 298] <... close resumed>) = 0 [pid 4356] rt_sigprocmask(SIG_SETMASK, [] [pid 4355] <... close_range resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] rmdir("./780/tracing" [pid 299] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4355] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4357] <... set_robust_list resumed>) = 0 [pid 4356] chdir("./842" [pid 4355] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4356] <... chdir resumed>) = 0 [pid 4355] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4355] <... mount resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./800/tracing" [pid 298] close(3 [pid 4356] <... prctl resumed>) = 0 [pid 4355] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4356] setpgid(0, 0 [pid 4355] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 4357] rt_sigprocmask(SIG_SETMASK, [] [pid 4356] <... setpgid resumed>) = 0 [pid 4355] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./780" [pid 4357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4355] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4356] <... openat resumed>) = 3 [pid 4355] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./800/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 4356] write(3, "1000", 4 [pid 4355] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4356] <... write resumed>) = 4 [pid 4355] creat(NULL, 0732 [pid 299] <... openat resumed>) = 4 [pid 298] mkdir("./781", 0777 [pid 4356] close(3 [pid 4355] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(4 [pid 4356] <... close resumed>) = 0 [pid 4355] exit_group(0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4356] symlink("/dev/binderfs", "./binderfs" [pid 4355] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4357] chdir("./814" [pid 4356] <... symlink resumed>) = 0 [pid 4355] +++ exited with 0 +++ [pid 4356] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 4357] <... chdir resumed>) = 0 [pid 4356] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4356] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4356] <... close_range resumed>) = 0 [pid 4356] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4356] <... mkdirat resumed>) = 0 [pid 299] close(4 [pid 4356] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4357] <... prctl resumed>) = 0 [pid 4356] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4358 [pid 4357] setpgid(0, 0 [pid 4356] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./800/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4357] <... setpgid resumed>) = 0 [pid 4356] <... openat resumed>) = 3 [pid 4356] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4356] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4356] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4356] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4356] exit_group(0) = ? [pid 299] close(3 [pid 4357] <... openat resumed>) = 3 [pid 4356] +++ exited with 0 +++ [pid 299] <... close resumed>) = 0 [pid 4357] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./800" [pid 4357] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4358 attached [pid 4358] set_robust_list(0x555557559760, 24) = 0 [pid 4358] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 4357] close(3 [pid 299] mkdir("./801", 0777 [pid 4357] <... close resumed>) = 0 [pid 4358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4358] chdir("./781") = 0 [pid 4358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4357] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 4358] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4358] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4357] <... symlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4358] <... openat resumed>) = 3 [pid 4358] write(3, "1000", 4) = 4 [pid 4358] close(3) = 0 [pid 4358] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4357] write(1, "executing program\n", 18 [pid 4358] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4359 [pid 4357] <... write resumed>) = 18 [pid 4358] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4358] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4357] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4358] <... close_range resumed>) = 0 [pid 4357] <... close_range resumed>) = 0 [pid 4358] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4357] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4358] <... mkdirat resumed>) = 0 [pid 4358] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4357] <... mkdirat resumed>) = 0 [pid 4357] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4358] <... mount resumed>) = 0 [pid 4357] <... mount resumed>) = 0 [pid 4358] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4358] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4357] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4358] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4358] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4358] exit_group(0 [pid 4357] <... openat resumed>) = 3 [pid 4358] <... exit_group resumed>) = ? [pid 4358] +++ exited with 0 +++ [pid 4357] write(3, "p:s/p ./file0:0", 15 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4359 attached [pid 4357] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4359] set_robust_list(0x555557559760, 24) = 0 [pid 4359] rt_sigprocmask(SIG_SETMASK, [] [pid 4357] openat(AT_FDCWD, NULL, O_WRONLY [pid 4359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4359] chdir("./801" [pid 4357] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4357] creat(NULL, 0732 [pid 4359] <... chdir resumed>) = 0 [pid 4357] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4357] exit_group(0 [pid 4359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4357] <... exit_group resumed>) = ? [pid 4359] <... prctl resumed>) = 0 [pid 4359] setpgid(0, 0) = 0 [pid 4359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4357] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4359] write(3, "1000", 4) = 4 [pid 4359] close(3) = 0 [pid 4359] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 4359] write(1, "executing program\n", 18) = 18 [pid 4359] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4359] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 4359] <... mkdirat resumed>) = 0 [pid 4359] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4359] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4359] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./813/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./813/binderfs") = 0 [pid 301] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4359] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./813/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./813/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./813/tracing" [pid 4359] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 4359] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./813" [pid 298] <... restart_syscall resumed>) = 0 [pid 4359] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4359] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./814", 0777 [pid 4359] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 4359] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4359] exit_group(0 [pid 302] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4359] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4360 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./842/binderfs" [pid 298] <... openat resumed>) = 3 [pid 4359] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 302] unlink("./842/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./842/tracing" [pid 299] umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./781/binderfs" [pid 302] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./842/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./781/binderfs" [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./801/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 3 [pid 299] unlink("./801/binderfs" [pid 302] getdents64(4 [pid 300] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./842/tracing" [pid 299] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./781/tracing" [pid 300] umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./801/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./801/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./814/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./781/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 300] unlink("./814/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./842" [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./781/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./801/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] mkdir("./843", 0777 [pid 300] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./801" [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./802", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./814/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4360 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4361 [pid 300] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4362 [pid 298] getdents64(4 [pid 4360] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4360] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./814/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 4360] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 4 [pid 4360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 298] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./781/tracing" [pid 300] getdents64(4 [pid 4360] chdir("./814") = 0 [pid 4360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4360] setpgid(0, 0 [pid 298] <... rmdir resumed>) = 0 [pid 4360] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 300] close(4 [pid 4360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] rmdir("./814/tracing" [pid 298] rmdir("./781" [pid 4360] <... openat resumed>) = 3 [pid 4360] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 4360] <... write resumed>) = 4 [pid 4360] close(3) = 0 [pid 4360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 4360] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./782", 0777 [pid 300] close(3 [pid 4360] <... write resumed>) = 18 [pid 4360] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4360] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4361 attached ) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] rmdir("./814" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4360] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4360] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./815", 0777 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4360] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4360] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4360] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4360] exit_group(0 [pid 300] <... mkdir resumed>) = 0 [pid 4360] <... exit_group resumed>) = ? [pid 4360] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4361] set_robust_list(0x555557559760, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4363 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4364 [pid 301] umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4362 attached [pid 301] newfstatat(AT_FDCWD, "./814/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4362] set_robust_list(0x555557559760, 24 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4362] <... set_robust_list resumed>) = 0 [pid 301] unlink("./814/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4363 attached [pid 4362] rt_sigprocmask(SIG_SETMASK, [] [pid 4361] <... set_robust_list resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4362] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4362] chdir("./802" [pid 301] <... umount2 resumed>) = 0 [pid 4362] <... chdir resumed>) = 0 [pid 4361] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4362] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./814/tracing" [pid 4362] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4362] <... setpgid resumed>) = 0 [pid 301] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4363] set_robust_list(0x555557559760, 24 [pid 4362] <... openat resumed>) = 3 [pid 4361] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./814/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4362] write(3, "1000", 4 [pid 301] <... openat resumed>) = 4 [pid 4362] <... write resumed>) = 4 [pid 4361] chdir("./843" [pid 301] fstat(4 [pid 4362] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4362] <... close resumed>) = 0 [pid 4361] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 4362] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4362] <... symlink resumed>) = 0 [pid 4361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(4 [pid 4363] <... set_robust_list resumed>) = 0 [pid 4362] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4362] <... write resumed>) = 18 [pid 301] close(4 [pid 4362] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 [pid 4362] <... close_range resumed>) = 0 executing program [pid 301] rmdir("./814/tracing" [pid 4363] rt_sigprocmask(SIG_SETMASK, [] [pid 4362] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4361] <... prctl resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4362] <... mkdirat resumed>) = 0 [pid 4361] setpgid(0, 0 [pid 301] getdents64(3 [pid 4362] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4364 attached [pid 4362] <... mount resumed>) = 0 [pid 4361] <... setpgid resumed>) = 0 [pid 301] close(3 [pid 4364] set_robust_list(0x555557559760, 24 [pid 4362] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 4364] <... set_robust_list resumed>) = 0 [pid 4362] <... openat resumed>) = 3 [pid 301] rmdir("./814" [pid 4364] rt_sigprocmask(SIG_SETMASK, [] [pid 4362] write(3, "p:s/p ./file0:0", 15 [pid 4361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 4364] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4363] chdir("./782" [pid 4362] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] mkdir("./815", 0777 [pid 4364] chdir("./815" [pid 4363] <... chdir resumed>) = 0 [pid 4362] openat(AT_FDCWD, NULL, O_WRONLY [pid 4361] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 4364] <... chdir resumed>) = 0 [pid 4363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4362] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4361] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4363] <... prctl resumed>) = 0 [pid 4362] creat(NULL, 0732 [pid 4361] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4364] <... prctl resumed>) = 0 [pid 4363] setpgid(0, 0 [pid 4362] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4361] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4365 attached [pid 4364] setpgid(0, 0 [pid 4363] <... setpgid resumed>) = 0 [pid 4362] exit_group(0 [pid 4361] <... close resumed>) = 0 [pid 4364] <... setpgid resumed>) = 0 [pid 4362] <... exit_group resumed>) = ? [pid 4361] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4365 [pid 4365] set_robust_list(0x555557559760, 24 [pid 4364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4362] +++ exited with 0 +++ [pid 4361] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4364] <... openat resumed>) = 3 [pid 4363] <... openat resumed>) = 3 [pid 4361] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 4364] write(3, "1000", 4 [pid 4363] write(3, "1000", 4 [pid 4361] <... write resumed>) = 18 [pid 4364] <... write resumed>) = 4 [pid 4363] <... write resumed>) = 4 [pid 4361] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4364] close(3 [pid 4363] close(3 [pid 4361] <... close_range resumed>) = 0 [pid 4364] <... close resumed>) = 0 [pid 4361] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4363] <... close resumed>) = 0 [pid 4364] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4364] write(1, "executing program\n", 18) = 18 [pid 4364] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4364] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4363] symlink("/dev/binderfs", "./binderfs" [pid 4361] <... mkdirat resumed>) = 0 [pid 4364] <... mkdirat resumed>) = 0 [pid 4363] <... symlink resumed>) = 0 [pid 4361] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4364] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4363] write(1, "executing program\n", 18 [pid 4361] <... mount resumed>) = 0 [pid 4364] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4363] <... write resumed>) = 18 [pid 4361] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4364] <... openat resumed>) = 3 [pid 4363] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 4361] <... openat resumed>) = 3 [pid 4364] write(3, "p:s/p ./file0:0", 15 [pid 4363] <... close_range resumed>) = 0 [pid 4361] write(3, "p:s/p ./file0:0", 15 [pid 4364] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4361] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4363] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4361] openat(AT_FDCWD, NULL, O_WRONLY [pid 4364] openat(AT_FDCWD, NULL, O_WRONLY [pid 4361] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4364] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4364] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4364] exit_group(0) = ? [pid 4364] +++ exited with 0 +++ [pid 4363] <... mkdirat resumed>) = 0 [pid 4361] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4363] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4361] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4361] <... exit_group resumed>) = ? [pid 4361] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4363] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4363] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4363] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4363] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4363] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./815/binderfs" [pid 4363] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4363] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] unlink("./815/binderfs" [pid 4363] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4363] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4363] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4363] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./815/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./815/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4363] +++ exited with 0 +++ [pid 300] close(4) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./815/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4365] <... set_robust_list resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4365] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./815" [pid 4365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./816", 0777 [pid 4365] chdir("./815" [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4365] <... chdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4366 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4366 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4366] set_robust_list(0x555557559760, 24 [pid 4365] <... prctl resumed>) = 0 [pid 4366] <... set_robust_list resumed>) = 0 [pid 4365] setpgid(0, 0) = 0 [pid 4365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4365] <... openat resumed>) = 3 [pid 4365] write(3, "1000", 4) = 4 [pid 4366] chdir("./816" [pid 4365] close(3 [pid 4366] <... chdir resumed>) = 0 [pid 4365] <... close resumed>) = 0 [pid 4366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4365] symlink("/dev/binderfs", "./binderfs" [pid 4366] <... prctl resumed>) = 0 [pid 4365] <... symlink resumed>) = 0 [pid 4366] setpgid(0, 0 [pid 4365] write(1, "executing program\n", 18 [pid 4366] <... setpgid resumed>) = 0 [pid 4365] <... write resumed>) = 18 executing program [pid 4365] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4365] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 299] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 4365] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4365] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./843/binderfs" [pid 299] umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4365] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./843/binderfs" [pid 299] newfstatat(AT_FDCWD, "./802/binderfs" [pid 4366] <... openat resumed>) = 3 [pid 4365] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4365] <... openat resumed>) = 3 [pid 302] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./802/binderfs" [pid 4365] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4365] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 4365] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./843/tracing" [pid 299] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4365] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4365] creat(NULL, 0732 [pid 302] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./802/tracing" [pid 4366] write(3, "1000", 4 [pid 4365] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./843/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4366] <... write resumed>) = 4 [pid 4365] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 299] openat(AT_FDCWD, "./802/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4365] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 298] fstat(3 [pid 4365] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] getdents64(3 [pid 4366] close(3 [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./843/tracing" [pid 299] close(4 [pid 298] umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4366] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] rmdir("./802/tracing" [pid 298] newfstatat(AT_FDCWD, "./782/binderfs" [pid 4366] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 299] getdents64(3 [pid 298] unlink("./782/binderfs" [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] rmdir("./843" [pid 299] close(3 [pid 298] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4366] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./844", 0777 [pid 299] rmdir("./802" [pid 298] <... umount2 resumed>) = 0 [pid 4366] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4366] <... write resumed>) = 18 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./803", 0777 [pid 4366] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./782/tracing" [pid 4366] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4366] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4367 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4368 [pid 298] umount2("./782/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4366] <... mkdirat resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./782/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4366] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4368 attached [pid 4368] set_robust_list(0x555557559760, 24 [pid 298] fstat(4 [pid 4368] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4366] <... mount resumed>) = 0 [pid 4368] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4366] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] getdents64(4 [pid 4368] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4366] <... openat resumed>) = 3 [pid 298] close(4) = 0 [pid 4366] write(3, "p:s/p ./file0:0", 15 [pid 298] rmdir("./782/tracing" [pid 4368] chdir("./803") = 0 [pid 4368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4368] setpgid(0, 0) = 0 [pid 4368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 4366] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 4366] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rmdir("./782" [pid 4368] <... openat resumed>) = 3 [pid 4368] write(3, "1000", 4) = 4 [pid 4368] close(3) = 0 [pid 4368] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4366] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4366] creat(NULL, 0732 [pid 298] mkdir("./783", 0777 [pid 301] umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4366] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./815/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4366] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./815/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4366] <... exit_group resumed>) = ? [pid 301] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./815/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./815/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4369 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./815/tracing"ci2-android-5-10/strace-static-x86_64: Process 4367 attached [pid 4366] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3) = 0 [pid 301] rmdir("./815" [pid 4367] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./816", 0777 [pid 4367] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4367] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4370 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4370 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4368] <... symlink resumed>) = 0 [pid 4367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4368] write(1, "executing program\n", 18) = 18 executing program [pid 4367] chdir("./844" [pid 4368] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4368] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4367] <... chdir resumed>) = 0 [pid 4370] set_robust_list(0x555557559760, 24 [pid 4368] <... mkdirat resumed>) = 0 [pid 4367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4368] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4368] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4367] <... prctl resumed>) = 0 [pid 4368] <... openat resumed>) = 3 [pid 4368] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4370] <... set_robust_list resumed>) = 0 [pid 4367] setpgid(0, 0 [pid 4368] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4368] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4368] exit_group(0 [pid 4367] <... setpgid resumed>) = 0 [pid 4368] <... exit_group resumed>) = ? [pid 4370] rt_sigprocmask(SIG_SETMASK, [] [pid 4368] +++ exited with 0 +++ [pid 4367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4369 attached [pid 4369] set_robust_list(0x555557559760, 24) = 0 [pid 4369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4367] <... openat resumed>) = 3 [pid 4369] chdir("./783") = 0 [pid 4369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4369] setpgid(0, 0) = 0 [pid 4369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4369] write(3, "1000", 4) = 4 [pid 4369] close(3) = 0 [pid 4369] symlink("/dev/binderfs", "./binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4370] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4367] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4367] <... write resumed>) = 4 [pid 300] unlink("./816/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 4370] chdir("./816" [pid 4367] close(3 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4367] <... close resumed>) = 0 [pid 4369] <... symlink resumed>) = 0 [pid 4367] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./816/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4367] <... symlink resumed>) = 0 [pid 300] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./816/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4367] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 299] fstat(3 [pid 4367] <... write resumed>) = 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4367] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4367] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4367] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./816/tracing" [pid 299] umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] newfstatat(AT_FDCWD, "./803/binderfs" [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./816" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4370] <... chdir resumed>) = 0 [pid 4367] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./817", 0777 [pid 4370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4369] write(1, "executing program\n", 18 [pid 4367] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... mkdir resumed>) = 0 [pid 299] unlink("./803/binderfs" [pid 4369] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4369] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4369] <... close_range resumed>) = 0 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 4370] <... prctl resumed>) = 0 [pid 4369] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4367] <... mount resumed>) = 0 [pid 299] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4370] setpgid(0, 0 [pid 4369] <... mkdirat resumed>) = 0 [pid 4367] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4371 [pid 4369] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 4370] <... setpgid resumed>) = 0 [pid 4369] <... mount resumed>) = 0 [pid 4367] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4369] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4367] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4369] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./803/tracing" [pid 4369] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4367] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4369] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4367] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4369] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] openat(AT_FDCWD, "./803/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4367] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 4367] creat(NULL, 0732 [pid 299] fstat(4 [pid 4369] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4369] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4367] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 4369] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4367] exit_group(0 [pid 4370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 4369] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4367] <... exit_group resumed>) = ? [pid 299] close(4 [pid 4369] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 4369] +++ exited with 0 +++ [pid 4367] +++ exited with 0 +++ [pid 299] rmdir("./803/tracing" [pid 4370] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4371 attached [pid 4371] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 4370] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4370] <... write resumed>) = 4 [pid 299] close(3 [pid 4371] <... set_robust_list resumed>) = 0 [pid 4370] close(3 [pid 299] <... close resumed>) = 0 [pid 4371] rt_sigprocmask(SIG_SETMASK, [] [pid 4370] <... close resumed>) = 0 [pid 299] rmdir("./803" [pid 4371] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4371] chdir("./817") = 0 [pid 4371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4370] symlink("/dev/binderfs", "./binderfs" [pid 299] mkdir("./804", 0777 [pid 4371] setpgid(0, 0) = 0 [pid 4371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 4371] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4370] <... symlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4371] <... write resumed>) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4370] write(1, "executing program\n", 18 [pid 4371] close(3) = 0 [pid 4371] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4371] write(1, "executing program\n", 18 [pid 4370] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4372 [pid 4371] <... write resumed>) = 18 [pid 4370] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program executing program [pid 4371] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4370] <... close_range resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4371] <... close_range resumed>) = 0 [pid 4371] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4370] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4371] <... mkdirat resumed>) = 0 [pid 4370] <... mkdirat resumed>) = 0 [pid 4371] mount(NULL, "./tracing", "tracefs", 0, NULLci2-android-5-10/strace-static-x86_64: Process 4372 attached ) = 0 [pid 4370] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4371] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4371] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4371] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4371] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4371] exit_group(0) = ? [pid 4372] set_robust_list(0x555557559760, 24 [pid 4371] +++ exited with 0 +++ [pid 4370] <... mount resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4370] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4370] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4370] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./844/binderfs" [pid 4370] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./844/binderfs" [pid 4372] <... set_robust_list resumed>) = 0 [pid 4370] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4370] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 4370] creat(NULL, 0732 [pid 302] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./844/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./844/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4370] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4370] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4372] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 4370] <... exit_group resumed>) = ? [pid 302] rmdir("./844/tracing") = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./844" [pid 4372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4370] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./845", 0777 [pid 4372] chdir("./804" [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4372] <... chdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4373 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4372] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 4373 attached ) = 0 [pid 4373] set_robust_list(0x555557559760, 24 [pid 4372] setpgid(0, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4372] <... setpgid resumed>) = 0 [pid 4373] <... set_robust_list resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4372] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./817/binderfs" [pid 4372] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./817/binderfs" [pid 4372] close(3 [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 300] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./817/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4372] <... symlink resumed>) = 0 [pid 300] openat(AT_FDCWD, "./817/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 4372] write(1, "executing program\n", 18 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./783/binderfs" [pid 4372] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4372] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4372] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] unlink("./783/binderfs" [pid 301] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 4372] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./817/tracing" [pid 298] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 300] getdents64(3 [pid 298] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = 0 [pid 4372] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./817" [pid 298] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] <... mount resumed>) = 0 [pid 301] umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4372] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./818", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4372] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./816/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./783/tracing" [pid 4372] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] unlink("./816/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4372] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4373] rt_sigprocmask(SIG_SETMASK, [] [pid 4372] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./783/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4372] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4374 [pid 301] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4372] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./783/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4372] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./816/tracing" [pid 298] <... openat resumed>) = 4 [pid 4372] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 4372] <... exit_group resumed>) = ? [pid 301] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./816/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 301] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 301] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./783/tracing" [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 298] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./816/tracing" [pid 298] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 298] rmdir("./783" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] mkdir("./784", 0777 [pid 4372] +++ exited with 0 +++ [pid 301] rmdir("./816" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] mkdir("./817", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4375 ci2-android-5-10/strace-static-x86_64: Process 4375 attached [pid 4375] set_robust_list(0x555557559760, 24) = 0 [pid 4375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4375] chdir("./784" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4376 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4375] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4375] setpgid(0, 0) = 0 [pid 4375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4373] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4374 attached [pid 4375] <... openat resumed>) = 3 [pid 4373] chdir("./845" [pid 4375] write(3, "1000", 4) = 4 [pid 4375] close(3 [pid 4373] <... chdir resumed>) = 0 [pid 4375] <... close resumed>) = 0 [pid 4373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4375] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4373] <... prctl resumed>) = 0 executing program [pid 4375] write(1, "executing program\n", 18 [pid 4374] set_robust_list(0x555557559760, 24 [pid 4373] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 4376 attached [pid 4375] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 4373] <... setpgid resumed>) = 0 [pid 4374] <... set_robust_list resumed>) = 0 [pid 4375] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4375] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4376] set_robust_list(0x555557559760, 24 [pid 4374] rt_sigprocmask(SIG_SETMASK, [] [pid 4373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4375] <... mkdirat resumed>) = 0 [pid 299] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4376] <... set_robust_list resumed>) = 0 [pid 4375] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4373] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4373] write(3, "1000", 4 [pid 299] getdents64(3 [pid 4376] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4373] <... write resumed>) = 4 [pid 4376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4373] close(3 [pid 299] umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4376] chdir("./817" [pid 4373] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4376] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./804/binderfs" [pid 4373] symlink("/dev/binderfs", "./binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] unlink("./804/binderfs" [pid 4376] <... prctl resumed>) = 0 [pid 4376] setpgid(0, 0) = 0 [pid 4376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 4373] <... symlink resumed>) = 0 [pid 299] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4376] <... openat resumed>) = 3 [pid 4373] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = 0 [pid 4376] write(3, "1000", 4 executing program [pid 299] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4373] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4373] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./804/tracing" [pid 4376] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4373] <... close_range resumed>) = 0 [pid 299] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4376] close(3 [pid 4373] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4376] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./804/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4376] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4373] <... mkdirat resumed>) = 0 [pid 4376] write(1, "executing program\n", 18 [pid 4373] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 4376] <... write resumed>) = 18 [pid 4376] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] fstat(4 [pid 4376] <... close_range resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4376] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4373] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4376] <... mkdirat resumed>) = 0 [pid 4373] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4375] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4376] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4373] <... openat resumed>) = 3 [pid 299] close(4 [pid 4376] <... mount resumed>) = 0 [pid 4376] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4373] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 4376] <... openat resumed>) = 3 [pid 299] rmdir("./804/tracing" [pid 4373] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4376] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4376] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4373] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4376] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4373] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4376] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4373] creat(NULL, 0732 [pid 299] close(3 [pid 4376] exit_group(0 [pid 4373] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 4376] <... exit_group resumed>) = ? [pid 299] rmdir("./804" [pid 4376] +++ exited with 0 +++ [pid 4375] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4374] chdir("./818" [pid 4373] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4373] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./805", 0777 [pid 4375] <... openat resumed>) = 3 [pid 4375] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 4375] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4375] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4375] exit_group(0) = ? [pid 4375] +++ exited with 0 +++ [pid 4374] <... chdir resumed>) = 0 [pid 4373] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4374] <... prctl resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4374] setpgid(0, 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4374] <... setpgid resumed>) = 0 [pid 4374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4374] write(3, "1000", 4) = 4 [pid 4374] close(3) = 0 [pid 4374] symlink("/dev/binderfs", "./binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4377 [pid 4374] <... symlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4374] write(1, "executing program\n", 18) = 18 executing program [pid 4374] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4374] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4377 attached [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4377] set_robust_list(0x555557559760, 24 [pid 4374] <... mkdirat resumed>) = 0 [pid 4374] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4374] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4377] <... set_robust_list resumed>) = 0 [pid 4374] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4374] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4374] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4374] exit_group(0) = ? [pid 4377] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4374] +++ exited with 0 +++ [pid 4377] chdir("./805" [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4377] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 301] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./845/binderfs" [pid 301] newfstatat(AT_FDCWD, "./817/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./818/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./845/binderfs" [pid 301] unlink("./817/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./784/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] unlink("./818/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] unlink("./784/binderfs" [pid 4377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4377] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./845/tracing" [pid 301] newfstatat(AT_FDCWD, "./817/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./818/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./784/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./845/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./817/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./784/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./818/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] fstat(4 [pid 300] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./784/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./845/tracing" [pid 301] rmdir("./817/tracing" [pid 300] <... close resumed>) = 0 [pid 298] close(4 [pid 4377] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./818/tracing" [pid 298] <... close resumed>) = 0 [pid 4377] <... setpgid resumed>) = 0 [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./784/tracing" [pid 4377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./845" [pid 301] rmdir("./817" [pid 300] <... close resumed>) = 0 [pid 298] close(3 [pid 4377] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./818" [pid 298] <... close resumed>) = 0 [pid 4377] write(3, "1000", 4 [pid 302] mkdir("./846", 0777 [pid 301] mkdir("./818", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./784" [pid 4377] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] mkdir("./819", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4377] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 298] mkdir("./785", 0777 [pid 4377] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... mkdir resumed>) = 0 [pid 4377] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4378 attached [pid 4377] <... symlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4379 attached [pid 4378] set_robust_list(0x555557559760, 24 [pid 4377] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4378 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4379 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4380 attached ci2-android-5-10/strace-static-x86_64: Process 4381 attached executing program [pid 4379] set_robust_list(0x555557559760, 24 [pid 4378] <... set_robust_list resumed>) = 0 [pid 4377] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4380 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4381 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4379] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4380] set_robust_list(0x555557559760, 24 [pid 4378] rt_sigprocmask(SIG_SETMASK, [] [pid 4377] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4380] <... set_robust_list resumed>) = 0 [pid 4379] rt_sigprocmask(SIG_SETMASK, [] [pid 4378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4380] chdir("./819") = 0 [pid 4379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4377] <... close_range resumed>) = 0 [pid 4380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4380] setpgid(0, 0 [pid 4378] chdir("./846" [pid 4380] <... setpgid resumed>) = 0 [pid 4379] chdir("./818" [pid 4377] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4378] <... chdir resumed>) = 0 [pid 4380] <... openat resumed>) = 3 [pid 4380] write(3, "1000", 4) = 4 [pid 4380] close(3) = 0 [pid 4380] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4380] write(1, "executing program\n", 18) = 18 [pid 4380] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4380] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4379] <... chdir resumed>) = 0 [pid 4381] set_robust_list(0x555557559760, 24 [pid 4378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4377] <... mkdirat resumed>) = 0 [pid 4380] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4378] <... prctl resumed>) = 0 [pid 4381] <... set_robust_list resumed>) = 0 [pid 4377] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4380] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4380] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4379] <... prctl resumed>) = 0 [pid 4380] openat(AT_FDCWD, NULL, O_WRONLY [pid 4378] setpgid(0, 0 [pid 4380] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4379] setpgid(0, 0 [pid 4377] <... mount resumed>) = 0 [pid 4380] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4380] exit_group(0) = ? [pid 4379] <... setpgid resumed>) = 0 [pid 4378] <... setpgid resumed>) = 0 [pid 4377] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4381] rt_sigprocmask(SIG_SETMASK, [] [pid 4380] +++ exited with 0 +++ [pid 4379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4377] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4379] <... openat resumed>) = 3 [pid 4378] <... openat resumed>) = 3 [pid 4377] write(3, "p:s/p ./file0:0", 15 [pid 4379] write(3, "1000", 4 [pid 4378] write(3, "1000", 4 [pid 4377] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4381] chdir("./785" [pid 4379] <... write resumed>) = 4 [pid 4381] <... chdir resumed>) = 0 [pid 4379] close(3 [pid 4378] <... write resumed>) = 4 [pid 4377] openat(AT_FDCWD, NULL, O_WRONLY [pid 4379] <... close resumed>) = 0 [pid 4378] close(3 [pid 4379] symlink("/dev/binderfs", "./binderfs" [pid 4378] <... close resumed>) = 0 [pid 4377] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4381] setpgid(0, 0 [pid 4379] <... symlink resumed>) = 0 [pid 4378] symlink("/dev/binderfs", "./binderfs" [pid 4377] creat(NULL, 0732 [pid 4381] <... setpgid resumed>) = 0 [pid 4381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4378] <... symlink resumed>) = 0 [pid 4381] write(3, "1000", 4) = 4 [pid 4379] write(1, "executing program\n", 18 [pid 4378] write(1, "executing program\n", 18 [pid 4377] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4379] <... write resumed>) = 18 [pid 4378] <... write resumed>) = 18 [pid 4377] exit_group(0 executing program executing program [pid 4379] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4378] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4377] <... exit_group resumed>) = ? [pid 4379] <... close_range resumed>) = 0 [pid 4378] <... close_range resumed>) = 0 [pid 4381] close(3) = 0 [pid 4381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4377] +++ exited with 0 +++ [pid 4381] write(1, "executing program\n", 18) = 18 [pid 4378] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4379] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4381] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4381] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4378] <... mkdirat resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4381] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4379] <... mkdirat resumed>) = 0 executing program [pid 4378] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4381] <... mount resumed>) = 0 [pid 4381] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4381] write(3, "p:s/p ./file0:0", 15 [pid 4379] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4381] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4378] <... mount resumed>) = 0 [pid 4379] <... mount resumed>) = 0 [pid 4378] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4379] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4381] openat(AT_FDCWD, NULL, O_WRONLY [pid 4378] <... openat resumed>) = 3 [pid 4379] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4379] write(3, "p:s/p ./file0:0", 15 [pid 4378] write(3, "p:s/p ./file0:0", 15 [pid 4381] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4379] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4381] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4378] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4379] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4378] openat(AT_FDCWD, NULL, O_WRONLY [pid 4379] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4381] exit_group(0 [pid 4379] creat(NULL, 0732 [pid 4378] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4379] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4378] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4379] exit_group(0 [pid 4378] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4379] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 3 [pid 4378] exit_group(0 [pid 4381] <... exit_group resumed>) = ? [pid 4381] +++ exited with 0 +++ [pid 4379] +++ exited with 0 +++ [pid 4378] <... exit_group resumed>) = ? [pid 299] fstat(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4378] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./805/binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./805/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 299] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./846/binderfs" [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./805/tracing" [pid 302] unlink("./846/binderfs" [pid 301] getdents64(3 [pid 300] fstat(3 [pid 298] fstat(3 [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./818/binderfs" [pid 300] umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./805/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./846/tracing" [pid 301] unlink("./818/binderfs" [pid 300] newfstatat(AT_FDCWD, "./819/binderfs" [pid 299] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./785/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./819/binderfs" [pid 299] getdents64(4 [pid 298] unlink("./785/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./846/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./818/tracing" [pid 300] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./819/tracing" [pid 299] rmdir("./805/tracing" [pid 298] newfstatat(AT_FDCWD, "./785/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./818/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] umount2("./785/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 301] fstat(4 [pid 300] openat(AT_FDCWD, "./819/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 298] openat(AT_FDCWD, "./785/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] rmdir("./846/tracing" [pid 301] getdents64(4 [pid 300] fstat(4 [pid 299] rmdir("./805" [pid 298] fstat(4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 299] mkdir("./806", 0777 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 301] close(4 [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./846" [pid 301] rmdir("./818/tracing" [pid 300] close(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] mkdir("./847", 0777 [pid 301] getdents64(3 [pid 300] rmdir("./819/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4382 [pid 298] rmdir("./785/tracing"ci2-android-5-10/strace-static-x86_64: Process 4382 attached [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3 [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./818" [pid 300] close(3 [pid 298] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./819", 0777 [pid 300] rmdir("./819" [pid 298] rmdir("./785" [pid 4382] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4383 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./820", 0777 [pid 298] mkdir("./786", 0777 [pid 4382] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4382] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4384 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4385 attached ci2-android-5-10/strace-static-x86_64: Process 4384 attached [pid 4382] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4385 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4386 [pid 4384] set_robust_list(0x555557559760, 24 [pid 4382] chdir("./806" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4383 attached [pid 4383] set_robust_list(0x555557559760, 24) = 0 [pid 4384] <... set_robust_list resumed>) = 0 [pid 4383] rt_sigprocmask(SIG_SETMASK, [] [pid 4382] <... chdir resumed>) = 0 [pid 4383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4383] chdir("./847") = 0 [pid 4384] rt_sigprocmask(SIG_SETMASK, [] [pid 4382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4383] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 4386 attached ) = 0 [pid 4383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4385] set_robust_list(0x555557559760, 24 [pid 4384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4382] <... prctl resumed>) = 0 [pid 4386] set_robust_list(0x555557559760, 24) = 0 [pid 4386] rt_sigprocmask(SIG_SETMASK, [] [pid 4385] <... set_robust_list resumed>) = 0 [pid 4384] chdir("./819" [pid 4383] <... openat resumed>) = 3 [pid 4382] setpgid(0, 0 [pid 4386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4386] chdir("./786" [pid 4382] <... setpgid resumed>) = 0 [pid 4384] <... chdir resumed>) = 0 [pid 4383] write(3, "1000", 4) = 4 [pid 4386] <... chdir resumed>) = 0 [pid 4383] close(3) = 0 [pid 4386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4383] symlink("/dev/binderfs", "./binderfs" [pid 4386] setpgid(0, 0 [pid 4383] <... symlink resumed>) = 0 [pid 4382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4386] <... setpgid resumed>) = 0 [pid 4386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4383] write(1, "executing program\n", 18 [pid 4386] write(3, "1000", 4 [pid 4383] <... write resumed>) = 18 executing program [pid 4386] <... write resumed>) = 4 [pid 4383] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4386] close(3 [pid 4383] <... close_range resumed>) = 0 [pid 4386] <... close resumed>) = 0 [pid 4383] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4386] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4384] <... prctl resumed>) = 0 [pid 4382] <... openat resumed>) = 3 [pid 4385] rt_sigprocmask(SIG_SETMASK, [] [pid 4384] setpgid(0, 0 [pid 4383] <... mkdirat resumed>) = 0 [pid 4382] write(3, "1000", 4 [pid 4384] <... setpgid resumed>) = 0 [pid 4382] <... write resumed>) = 4 [pid 4386] write(1, "executing program\n", 18) = 18 [pid 4383] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4382] close(3 executing program [pid 4386] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4384] <... openat resumed>) = 3 [pid 4383] <... mount resumed>) = 0 [pid 4382] <... close resumed>) = 0 [pid 4384] write(3, "1000", 4 [pid 4382] symlink("/dev/binderfs", "./binderfs" [pid 4384] <... write resumed>) = 4 [pid 4386] <... close_range resumed>) = 0 [pid 4383] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4386] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4384] close(3 [pid 4383] <... openat resumed>) = 3 [pid 4382] <... symlink resumed>) = 0 [pid 4384] <... close resumed>) = 0 [pid 4382] write(1, "executing program\n", 18 [pid 4384] symlink("/dev/binderfs", "./binderfs" [pid 4382] <... write resumed>) = 18 executing program [pid 4386] <... mkdirat resumed>) = 0 [pid 4384] <... symlink resumed>) = 0 [pid 4383] write(3, "p:s/p ./file0:0", 15 [pid 4382] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4384] write(1, "executing program\n", 18 [pid 4382] <... close_range resumed>) = 0 [pid 4386] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4383] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4384] <... write resumed>) = 18 [pid 4382] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4384] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4386] <... mount resumed>) = 0 [pid 4383] openat(AT_FDCWD, NULL, O_WRONLY [pid 4386] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4383] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 4382] <... mkdirat resumed>) = 0 [pid 4385] chdir("./820" [pid 4384] <... close_range resumed>) = 0 [pid 4382] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4386] <... openat resumed>) = 3 [pid 4383] creat(NULL, 0732 [pid 4384] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4386] write(3, "p:s/p ./file0:0", 15 [pid 4383] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4382] <... mount resumed>) = 0 [pid 4386] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4383] exit_group(0 [pid 4386] openat(AT_FDCWD, NULL, O_WRONLY [pid 4383] <... exit_group resumed>) = ? [pid 4386] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4385] <... chdir resumed>) = 0 [pid 4384] <... mkdirat resumed>) = 0 [pid 4383] +++ exited with 0 +++ [pid 4382] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4386] creat(NULL, 0732 [pid 4385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4384] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4382] <... openat resumed>) = 3 [pid 4386] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4386] exit_group(0 [pid 4385] <... prctl resumed>) = 0 [pid 4384] <... mount resumed>) = 0 [pid 4382] write(3, "p:s/p ./file0:0", 15 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4385] setpgid(0, 0 [pid 4384] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4382] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4384] <... openat resumed>) = 3 [pid 4382] openat(AT_FDCWD, NULL, O_WRONLY [pid 4385] <... setpgid resumed>) = 0 [pid 4384] write(3, "p:s/p ./file0:0", 15 [pid 4382] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4386] <... exit_group resumed>) = ? [pid 4386] +++ exited with 0 +++ [pid 4385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4384] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4382] creat(NULL, 0732 [pid 4384] openat(AT_FDCWD, NULL, O_WRONLY [pid 4382] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4384] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4385] <... openat resumed>) = 3 [pid 4384] creat(NULL, 0732 [pid 4382] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4385] write(3, "1000", 4 [pid 4384] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4382] <... exit_group resumed>) = ? [pid 4385] <... write resumed>) = 4 [pid 4385] close(3) = 0 [pid 4384] exit_group(0 [pid 4385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4385] write(1, "executing program\n", 18) = 18 [pid 4385] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4382] +++ exited with 0 +++ [pid 302] umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4385] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4384] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4385] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4385] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4385] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4384] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4385] write(3, "p:s/p ./file0:0", 15 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 3 [pid 4385] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4385] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4385] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 4385] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4385] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 301] umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4385] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4385] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4385] +++ exited with 0 +++ [pid 302] umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./847/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./847/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 3 [pid 301] umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./819/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./819/binderfs" [pid 298] fstat(3 [pid 302] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./847/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./819/tracing" [pid 302] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./847/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./819/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./786/binderfs" [pid 302] fstat(4 [pid 301] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./786/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 298] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./819/tracing" [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] rmdir("./847/tracing" [pid 301] getdents64(3 [pid 298] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./819" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] mkdir("./820", 0777 [pid 298] newfstatat(AT_FDCWD, "./786/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./847" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./786/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./848", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4387 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4387 attached [pid 302] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./786/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4387] set_robust_list(0x555557559760, 24) = 0 [pid 4387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4388 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./786/tracing" [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./806/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] unlink("./806/binderfs") = 0 [pid 298] getdents64(3 [pid 299] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 299] newfstatat(AT_FDCWD, "./806/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./806/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./786" [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./806/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] mkdir("./787", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./806") = 0 [pid 299] mkdir("./807", 0777 [pid 298] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4389 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4387] chdir("./820") = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4390 [pid 4387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4387] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4387] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4389 attached [pid 4387] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4387] write(3, "1000", 4) = 4 [pid 4387] close(3) = 0 [pid 4387] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4390 attached [pid 4389] set_robust_list(0x555557559760, 24 [pid 4387] <... symlink resumed>) = 0 [pid 300] getdents64(3 [pid 4387] write(1, "executing program\n", 18) = 18 executing program [pid 4387] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4387] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4390] set_robust_list(0x555557559760, 24 [pid 4389] <... set_robust_list resumed>) = 0 [pid 4387] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4387] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4387] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4387] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./820/binderfs" [pid 4387] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4387] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] unlink("./820/binderfs" [pid 4387] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4387] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 4387] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4387] exit_group(0) = ? [pid 4390] <... set_robust_list resumed>) = 0 [pid 4389] rt_sigprocmask(SIG_SETMASK, [] [pid 4387] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4388 attached [pid 300] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./820/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4388] set_robust_list(0x555557559760, 24 [pid 300] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4388] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4388] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./820/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4388] chdir("./848" [pid 300] getdents64(4 [pid 4388] <... chdir resumed>) = 0 [pid 4388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4388] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4388] <... setpgid resumed>) = 0 [pid 300] getdents64(4 [pid 4388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4388] <... openat resumed>) = 3 [pid 300] close(4 [pid 4388] write(3, "1000", 4) = 4 [pid 300] <... close resumed>) = 0 [pid 4388] close(3 [pid 300] rmdir("./820/tracing" [pid 4388] <... close resumed>) = 0 [pid 4388] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4388] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 4388] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 4388] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4388] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 executing program [pid 4389] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4388] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] rmdir("./820" [pid 301] fstat(3 [pid 4388] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4389] chdir("./807" [pid 300] mkdir("./821", 0777 [pid 301] getdents64(3 [pid 4388] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4388] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4388] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4389] <... chdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4389] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./820/binderfs" [pid 4388] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4388] exit_group(0) = ? [pid 4390] rt_sigprocmask(SIG_SETMASK, [] [pid 4389] setpgid(0, 0 [pid 4388] +++ exited with 0 +++ [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./820/binderfs" [pid 4389] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4391 ci2-android-5-10/strace-static-x86_64: Process 4391 attached [pid 301] <... unlink resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4391] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4391] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./820/tracing" [pid 4391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4389] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4389] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./820/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4391] chdir("./821" [pid 4389] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 4389] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4389] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 4391] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4389] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 4391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4389] <... symlink resumed>) = 0 [pid 301] close(4 [pid 4391] <... prctl resumed>) = 0 [pid 4391] setpgid(0, 0) = 0 [pid 4391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4389] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 4389] <... write resumed>) = 18 executing program [pid 301] rmdir("./820/tracing" [pid 4391] <... openat resumed>) = 3 [pid 4391] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 4389] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4391] <... write resumed>) = 4 [pid 301] getdents64(3 [pid 4389] <... close_range resumed>) = 0 [pid 4391] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 4391] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4389] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./820" [pid 4391] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4391] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 4391] <... write resumed>) = 18 [pid 301] mkdir("./821", 0777 [pid 4391] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4391] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4389] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4391] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4389] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4391] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4389] <... mount resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4389] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4391] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4391] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4391] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4389] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4392 [pid 4391] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4389] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4391] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4389] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4391] <... exit_group resumed>) = ? [pid 4389] openat(AT_FDCWD, NULL, O_WRONLY [pid 4391] +++ exited with 0 +++ [pid 4390] chdir("./787" [pid 4389] <... openat resumed>) = -1 EFAULT (Bad address) ci2-android-5-10/strace-static-x86_64: Process 4392 attached [pid 4389] creat(NULL, 0732 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4392] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4389] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4392] <... set_robust_list resumed>) = 0 [pid 4392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4392] chdir("./821" [pid 4389] exit_group(0 [pid 4392] <... chdir resumed>) = 0 [pid 4392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4392] setpgid(0, 0) = 0 [pid 4392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4389] <... exit_group resumed>) = ? [pid 4390] <... chdir resumed>) = 0 [pid 4392] <... openat resumed>) = 3 [pid 4392] write(3, "1000", 4) = 4 [pid 4392] close(3) = 0 [pid 4392] symlink("/dev/binderfs", "./binderfs" [pid 4389] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4392] <... symlink resumed>) = 0 [pid 4390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4392] write(1, "executing program\n", 18) = 18 [pid 4392] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4392] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4390] <... prctl resumed>) = 0 executing program [pid 4390] setpgid(0, 0) = 0 [pid 4392] <... mkdirat resumed>) = 0 [pid 4392] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4392] <... mount resumed>) = 0 [pid 4390] <... openat resumed>) = 3 [pid 4392] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4392] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4390] write(3, "1000", 4 [pid 4392] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4392] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4392] exit_group(0 [pid 4390] <... write resumed>) = 4 [pid 4392] <... exit_group resumed>) = ? [pid 4390] close(3) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4390] symlink("/dev/binderfs", "./binderfs" [pid 4392] +++ exited with 0 +++ [pid 302] umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4390] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 4390] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4390] <... write resumed>) = 18 [pid 302] getdents64(3 [pid 4390] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4390] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] newfstatat(AT_FDCWD, "./848/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./848/binderfs") = 0 [pid 302] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4390] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4390] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4390] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./848/tracing" [pid 4390] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4390] <... openat resumed>) = 3 [pid 302] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4390] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./848/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4390] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 4390] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 4390] creat(NULL, 0732 [pid 302] getdents64(4 [pid 300] fstat(3 [pid 4390] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4390] exit_group(0) = ? [pid 4390] +++ exited with 0 +++ [pid 302] getdents64(4 [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 300] umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./848/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./821/binderfs" [pid 299] <... openat resumed>) = 3 [pid 302] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./848" [pid 300] unlink("./821/binderfs" [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./849", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./807/binderfs" [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./821/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] unlink("./807/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./821/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4393 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4393 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4393] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 4393] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./787/binderfs" [pid 4393] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./807/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4393] chdir("./849" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./787/binderfs" [pid 4393] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./821/tracing" [pid 299] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4393] <... prctl resumed>) = 0 [pid 301] umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4393] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 301] newfstatat(AT_FDCWD, "./821/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./807/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4393] <... setpgid resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./821" [pid 298] <... umount2 resumed>) = 0 [pid 4393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] unlink("./821/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] mkdir("./822", 0777 [pid 298] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4393] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 4393] write(3, "1000", 4 [pid 301] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./787/tracing" [pid 4393] <... write resumed>) = 4 [pid 301] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4393] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4394 [pid 301] newfstatat(AT_FDCWD, "./821/tracing" [pid 4393] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 298] umount2("./787/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4393] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./821/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./787/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./807/tracing" [pid 298] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4393] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(3 [pid 4393] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 4393] <... write resumed>) = 18 [pid 301] close(4 [pid 299] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./807" [pid 298] close(4 [pid 4393] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rmdir("./821/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] mkdir("./808", 0777 [pid 4393] <... close_range resumed>) = 0 [pid 298] rmdir("./787/tracing" [pid 301] getdents64(3 [pid 299] <... mkdir resumed>) = 0 executing program [pid 4393] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rmdir resumed>) = 0 [pid 4393] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 301] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./821" [pid 4393] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4393] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4393] write(3, "p:s/p ./file0:0", 15 [pid 298] close(3 [pid 4393] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4393] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4393] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./822", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4395 [pid 298] rmdir("./787" [pid 4393] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4393] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 4393] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./788", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4394 attached [pid 4394] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4394] chdir("./822") = 0 [pid 4394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4394] setpgid(0, 0) = 0 [pid 4394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4394] write(3, "1000", 4) = 4 [pid 4394] close(3) = 0 [pid 4394] symlink("/dev/binderfs", "./binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4396 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4394] <... symlink resumed>) = 0 [pid 4394] write(1, "executing program\n", 18) = 18 [pid 4394] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4397 [pid 4394] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4395 attached ci2-android-5-10/strace-static-x86_64: Process 4397 attached [pid 4395] set_robust_list(0x555557559760, 24 [pid 4394] <... mkdirat resumed>) = 0 executing program [pid 4397] set_robust_list(0x555557559760, 24 [pid 4394] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 4394] <... mount resumed>) = 0 [pid 4394] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4394] <... openat resumed>) = 3 [pid 4394] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 4394] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4394] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 4394] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4394] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4394] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4394] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4394] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./849/binderfs" [pid 4397] <... set_robust_list resumed>) = 0 [pid 4395] <... set_robust_list resumed>) = 0 [pid 4394] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./849/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4396 attached [pid 4396] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4396] <... set_robust_list resumed>) = 0 [pid 4396] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4396] chdir("./822" [pid 302] <... umount2 resumed>) = 0 [pid 4396] <... chdir resumed>) = 0 [pid 302] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4396] <... prctl resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./849/tracing" [pid 4396] setpgid(0, 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4396] <... setpgid resumed>) = 0 [pid 302] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./849/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(4 [pid 4396] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4396] write(3, "1000", 4 [pid 302] getdents64(4 [pid 4396] <... write resumed>) = 4 [pid 4396] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4396] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 4396] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4396] <... symlink resumed>) = 0 [pid 302] close(4 [pid 4396] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 4396] <... write resumed>) = 18 [pid 302] rmdir("./849/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 4396] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4396] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 4396] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4396] <... mount resumed>) = 0 [pid 302] close(3 [pid 300] umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./849" [pid 300] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4396] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4396] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4396] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./850", 0777 [pid 300] fstat(3 [pid 4396] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4396] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4396] exit_group(0) = ? [pid 4397] rt_sigprocmask(SIG_SETMASK, [] [pid 4395] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(3 [pid 4396] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4395] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4395] chdir("./808") = 0 [pid 4395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4398 attached [pid 4395] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4398 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./822/binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4395] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4398] set_robust_list(0x555557559760, 24 [pid 4395] <... setpgid resumed>) = 0 [pid 300] unlink("./822/binderfs" [pid 4398] <... set_robust_list resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4398] rt_sigprocmask(SIG_SETMASK, [] [pid 4397] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4395] <... openat resumed>) = 3 [pid 300] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4398] chdir("./850" [pid 4395] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4398] <... chdir resumed>) = 0 [pid 4395] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./822/tracing" [pid 4398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4395] close(3 [pid 4398] <... prctl resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4398] setpgid(0, 0 [pid 4395] <... close resumed>) = 0 [pid 4398] <... setpgid resumed>) = 0 [pid 300] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4395] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4397] chdir("./788" [pid 4395] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./822/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4397] <... chdir resumed>) = 0 [pid 4395] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 4397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4395] <... write resumed>) = 18 [pid 4398] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 4397] <... prctl resumed>) = 0 executing program [pid 4398] write(3, "1000", 4 [pid 4397] setpgid(0, 0 [pid 4395] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4397] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 4398] <... write resumed>) = 4 [pid 4395] <... close_range resumed>) = 0 [pid 301] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4398] close(3 [pid 4395] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(3 [pid 300] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 300] close(4 [pid 4397] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 301] umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./822/tracing" [pid 4398] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4397] write(3, "1000", 4) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 4398] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./822/binderfs" [pid 300] getdents64(3 [pid 4397] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] unlink("./822/binderfs" [pid 300] close(3 [pid 4397] <... close resumed>) = 0 [pid 4397] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 4398] <... symlink resumed>) = 0 [pid 4397] <... symlink resumed>) = 0 [pid 301] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4398] write(1, "executing program\n", 18 [pid 4395] <... mkdirat resumed>) = 0 [pid 4397] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = 0 [pid 4398] <... write resumed>) = 18 executing program [pid 300] rmdir("./822" [pid 4395] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4397] <... write resumed>) = 18 [pid 4397] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4397] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 4398] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./823", 0777 [pid 301] newfstatat(AT_FDCWD, "./822/tracing" [pid 4398] <... close_range resumed>) = 0 [pid 4397] <... mkdirat resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4398] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4395] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./822/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4397] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4397] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... openat resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4399 [pid 301] fstat(4 [pid 4397] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4395] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 4397] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4395] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4397] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4395] write(3, "p:s/p ./file0:0", 15 [pid 301] close(4 [pid 4397] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 4397] creat(NULL, 0732 [pid 301] rmdir("./822/tracing" [pid 4397] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4395] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4397] exit_group(0) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4399 attached [pid 4398] <... mkdirat resumed>) = 0 [pid 4397] +++ exited with 0 +++ [pid 4395] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4399] set_robust_list(0x555557559760, 24 [pid 4398] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4395] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 4395] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4399] <... set_robust_list resumed>) = 0 [pid 4398] <... mount resumed>) = 0 [pid 4395] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4399] rt_sigprocmask(SIG_SETMASK, [] [pid 4398] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4395] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 4399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4398] <... openat resumed>) = 3 [pid 4395] <... exit_group resumed>) = ? [pid 301] rmdir("./822" [pid 4398] write(3, "p:s/p ./file0:0", 15 [pid 4399] chdir("./823" [pid 301] <... rmdir resumed>) = 0 [pid 4399] <... chdir resumed>) = 0 [pid 301] mkdir("./823", 0777 [pid 4399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4399] setpgid(0, 0) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4398] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4395] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4398] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4398] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4398] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4400 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4398] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4398] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4400 attached [pid 4399] <... openat resumed>) = 3 [pid 4400] set_robust_list(0x555557559760, 24 [pid 4398] +++ exited with 0 +++ [pid 4399] write(3, "1000", 4 [pid 4400] <... set_robust_list resumed>) = 0 [pid 4399] <... write resumed>) = 4 [pid 4400] rt_sigprocmask(SIG_SETMASK, [] [pid 4399] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4399] <... close resumed>) = 0 [pid 4400] chdir("./823" [pid 4399] symlink("/dev/binderfs", "./binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4400] <... chdir resumed>) = 0 [pid 4399] <... symlink resumed>) = 0 [pid 4400] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 4399] write(1, "executing program\n", 18 [pid 4400] <... prctl resumed>) = 0 [pid 4399] <... write resumed>) = 18 [pid 4400] setpgid(0, 0 [pid 4399] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4400] <... setpgid resumed>) = 0 [pid 4399] <... close_range resumed>) = 0 [pid 4400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4399] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4400] <... openat resumed>) = 3 [pid 4400] write(3, "1000", 4 [pid 4399] <... mkdirat resumed>) = 0 [pid 4400] <... write resumed>) = 4 [pid 4399] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4400] close(3 [pid 4399] <... mount resumed>) = 0 [pid 4400] <... close resumed>) = 0 [pid 4399] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4400] symlink("/dev/binderfs", "./binderfs" [pid 4399] <... openat resumed>) = 3 [pid 4400] <... symlink resumed>) = 0 [pid 4399] write(3, "p:s/p ./file0:0", 15 [pid 4400] write(1, "executing program\n", 18 [pid 4399] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 302] umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4400] <... write resumed>) = 18 [pid 4399] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4400] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4399] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4400] <... close_range resumed>) = 0 [pid 4399] creat(NULL, 0732 [pid 302] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 4400] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4399] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4400] <... mkdirat resumed>) = 0 [pid 4399] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4400] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4399] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 299] getdents64(3 [pid 4400] <... mount resumed>) = 0 [pid 4399] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 4400] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4400] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4400] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./850/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./808/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4400] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4400] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] unlink("./850/binderfs" [pid 299] unlink("./808/binderfs" [pid 298] getdents64(3 [pid 4400] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4400] creat(NULL, 0732 [pid 302] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4400] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4400] exit_group(0 [pid 302] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4400] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4400] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./850/tracing" [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./788/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./808/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./788/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./850/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./808/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./823/binderfs" [pid 299] <... openat resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] fstat(4 [pid 302] getdents64(4 [pid 300] unlink("./823/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./788/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./788/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./850/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./788/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./808/tracing" [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./823/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] close(3 [pid 301] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./850" [pid 301] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./823/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./851", 0777 [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 299] rmdir("./808" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./823/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./823/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] mkdir("./809", 0777 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./823/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 298] rmdir("./788/tracing" [pid 301] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./823/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] <... mkdir resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4401 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(4 [pid 300] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] rmdir("./823/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./823/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./823" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4402 [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 4402 attached [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./824", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 4402] set_robust_list(0x555557559760, 24 [pid 301] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 298] rmdir("./788" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4402] <... set_robust_list resumed>) = 0 [pid 300] rmdir("./823" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4403 ci2-android-5-10/strace-static-x86_64: Process 4401 attached [pid 4401] set_robust_list(0x555557559760, 24) = 0 [pid 4401] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 298] mkdir("./789", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./824", 0777 [pid 4401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4401] chdir("./851") = 0 [pid 4401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4401] setpgid(0, 0) = 0 [pid 4401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4401] <... openat resumed>) = 3 [pid 4401] write(3, "1000", 4) = 4 [pid 4401] close(3) = 0 [pid 4401] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4401] write(1, "executing program\n", 18) = 18 [pid 4401] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4404 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4405 [pid 4401] <... close_range resumed>) = 0 executing program [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4401] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4404 attached [pid 4402] rt_sigprocmask(SIG_SETMASK, [] [pid 4401] <... mkdirat resumed>) = 0 [pid 4401] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4401] <... mount resumed>) = 0 [pid 4401] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4402] chdir("./809" [pid 4401] <... openat resumed>) = 3 [pid 4401] write(3, "p:s/p ./file0:0", 15 [pid 4404] set_robust_list(0x555557559760, 24 [pid 4402] <... chdir resumed>) = 0 [pid 4401] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4401] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4401] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4401] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4405 attached ci2-android-5-10/strace-static-x86_64: Process 4403 attached [pid 4404] <... set_robust_list resumed>) = 0 [pid 4402] <... prctl resumed>) = 0 [pid 4401] +++ exited with 0 +++ [pid 4402] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4405] set_robust_list(0x555557559760, 24 [pid 4404] rt_sigprocmask(SIG_SETMASK, [] [pid 4403] set_robust_list(0x555557559760, 24 [pid 4402] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4403] <... set_robust_list resumed>) = 0 [pid 4405] <... set_robust_list resumed>) = 0 [pid 4402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4404] chdir("./789") = 0 [pid 4402] <... openat resumed>) = 3 [pid 4404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4403] rt_sigprocmask(SIG_SETMASK, [] [pid 4402] write(3, "1000", 4 [pid 4404] setpgid(0, 0) = 0 [pid 4404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4402] <... write resumed>) = 4 [pid 4405] rt_sigprocmask(SIG_SETMASK, [] [pid 4403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4404] <... openat resumed>) = 3 [pid 4402] close(3 [pid 4404] write(3, "1000", 4) = 4 [pid 4404] close(3) = 0 [pid 4404] symlink("/dev/binderfs", "./binderfs" [pid 4405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4404] <... symlink resumed>) = 0 [pid 4403] chdir("./824" [pid 4402] <... close resumed>) = 0 executing program [pid 4404] write(1, "executing program\n", 18) = 18 [pid 4404] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4404] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4403] <... chdir resumed>) = 0 [pid 4402] symlink("/dev/binderfs", "./binderfs" [pid 4405] chdir("./824" [pid 4404] <... mkdirat resumed>) = 0 [pid 4403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4402] <... symlink resumed>) = 0 [pid 4404] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4405] <... chdir resumed>) = 0 [pid 4404] <... mount resumed>) = 0 [pid 4403] <... prctl resumed>) = 0 [pid 4402] write(1, "executing program\n", 18 [pid 4404] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4402] <... write resumed>) = 18 executing program [pid 4404] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4403] setpgid(0, 0 [pid 4402] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4404] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4404] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4405] <... prctl resumed>) = 0 [pid 4403] <... setpgid resumed>) = 0 [pid 4402] <... close_range resumed>) = 0 [pid 4404] exit_group(0 [pid 4402] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4404] <... exit_group resumed>) = ? [pid 4405] setpgid(0, 0 [pid 4404] +++ exited with 0 +++ [pid 4403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4402] <... mkdirat resumed>) = 0 [pid 4402] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4405] <... setpgid resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 4405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4402] <... mount resumed>) = 0 [pid 4402] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4405] <... openat resumed>) = 3 [pid 4402] <... openat resumed>) = 3 [pid 4402] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4405] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4402] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4402] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 4402] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 4402] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4402] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 4405] <... write resumed>) = 4 [pid 4405] close(3 [pid 4402] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4402] <... exit_group resumed>) = ? [pid 302] umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4405] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4405] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./851/binderfs" [pid 4405] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4405] write(1, "executing program\n", 18 [pid 302] unlink("./851/binderfs" [pid 4402] +++ exited with 0 +++ [pid 4405] <... write resumed>) = 18 [pid 4405] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4405] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 [pid 4405] <... mkdirat resumed>) = 0 [pid 4403] <... openat resumed>) = 3 [pid 302] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4405] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 4405] <... mount resumed>) = 0 [pid 302] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4405] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4405] <... openat resumed>) = 3 [pid 4403] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./851/tracing" [pid 4405] write(3, "p:s/p ./file0:0", 15 [pid 4403] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4403] close(3 [pid 302] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4405] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4403] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4405] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... restart_syscall resumed>) = 0 [pid 4403] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./851/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4405] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 4405] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 4403] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(3 [pid 302] close(4 [pid 4403] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4403] <... write resumed>) = 18 [pid 302] rmdir("./851/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4405] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4405] exit_group(0) = ? executing program [pid 4405] +++ exited with 0 +++ [pid 4403] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4403] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./789/binderfs" [pid 4403] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./851" [pid 298] unlink("./789/binderfs" [pid 4403] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] mkdir("./852", 0777 [pid 298] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4403] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4403] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 4403] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4403] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4403] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4403] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./789/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4406 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4403] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./789/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./789/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4403] <... exit_group resumed>) = ? [pid 298] <... openat resumed>) = 4 [pid 4403] +++ exited with 0 +++ [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4406 attached [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4406] set_robust_list(0x555557559760, 24 [pid 298] close(4 [pid 4406] <... set_robust_list resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./789/tracing" [pid 4406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4406] chdir("./852" [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4406] <... chdir resumed>) = 0 [pid 4406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4406] <... prctl resumed>) = 0 [pid 298] close(3 [pid 4406] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 4406] <... setpgid resumed>) = 0 [pid 298] rmdir("./789" [pid 4406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4406] write(3, "1000", 4 [pid 298] mkdir("./790", 0777 [pid 4406] <... write resumed>) = 4 [pid 4406] close(3) = 0 [pid 4406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4406] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4406] <... write resumed>) = 18 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4406] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4406] <... close_range resumed>) = 0 [pid 4406] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4406] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4407 [pid 4406] <... mount resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4406] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4406] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4406] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4406] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4406] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4406] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4406] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 4406] exit_group(0 [pid 299] fstat(3 [pid 4406] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4406] +++ exited with 0 +++ [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4407 attached , 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./809/binderfs" [pid 4407] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4407] <... set_robust_list resumed>) = 0 [pid 299] unlink("./809/binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4407] chdir("./790" [pid 299] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./809/tracing" [pid 301] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4407] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... restart_syscall resumed>) = 0 [pid 4407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./809/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./824/binderfs" [pid 299] <... openat resumed>) = 4 [pid 4407] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(4 [pid 301] unlink("./824/binderfs" [pid 300] umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4407] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 300] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 299] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./824/tracing" [pid 299] <... close resumed>) = 0 [pid 300] umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./809/tracing" [pid 301] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4407] <... openat resumed>) = 3 [pid 4407] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./824/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 301] openat(AT_FDCWD, "./824/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./824/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 4407] <... write resumed>) = 4 [pid 4407] close(3) = 0 [pid 301] fstat(4 [pid 300] <... unlink resumed>) = 0 [pid 299] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 4407] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./809" [pid 301] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] mkdir("./810", 0777 [pid 301] close(4 [pid 300] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4407] <... symlink resumed>) = 0 [pid 4407] write(1, "executing program\n", 18) = 18 [pid 4407] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4407] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./824/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] newfstatat(AT_FDCWD, "./824/tracing" [pid 301] <... rmdir resumed>) = 0 executing program [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 300] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4407] <... mkdirat resumed>) = 0 [pid 4407] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4407] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./824/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 300] <... openat resumed>) = 4 [pid 302] umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] fstat(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4408 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./824" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4407] <... openat resumed>) = 3 [pid 4407] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 301] mkdir("./825", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(3 [pid 4407] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4407] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4407] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./852/binderfs" [pid 300] <... close resumed>) = 0 [pid 4407] <... exit_group resumed>) = ? [pid 4407] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./824/tracing" [pid 302] unlink("./852/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4409 ci2-android-5-10/strace-static-x86_64: Process 4409 attached ci2-android-5-10/strace-static-x86_64: Process 4408 attached [pid 300] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 302] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4409] set_robust_list(0x555557559760, 24 [pid 300] close(3 [pid 4408] set_robust_list(0x555557559760, 24 [pid 4409] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./824" [pid 4408] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4408] rt_sigprocmask(SIG_SETMASK, [] [pid 4409] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./852/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./825", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4408] chdir("./810" [pid 4409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4409] chdir("./825" [pid 300] <... mkdir resumed>) = 0 [pid 302] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./852/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 4408] <... chdir resumed>) = 0 [pid 4409] <... chdir resumed>) = 0 [pid 4408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4408] <... prctl resumed>) = 0 [pid 4409] <... prctl resumed>) = 0 [pid 4408] setpgid(0, 0 [pid 302] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4410 [pid 298] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4409] setpgid(0, 0 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 4408] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4409] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 298] umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./852/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4409] <... openat resumed>) = 3 [pid 4409] write(3, "1000", 4 [pid 4408] write(3, "1000", 4 [pid 4409] <... write resumed>) = 4 [pid 4408] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./790/binderfs" [pid 302] getdents64(3 [pid 4409] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./790/binderfs" [pid 302] close(3 [pid 4408] close(3 [pid 4409] <... close resumed>) = 0 [pid 4408] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./852" [pid 4409] symlink("/dev/binderfs", "./binderfs" [pid 4408] symlink("/dev/binderfs", "./binderfs" [pid 4409] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] mkdir("./853", 0777 [pid 298] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4408] <... symlink resumed>) = 0 [pid 4408] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./790/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./790/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4408] <... write resumed>) = 18 [pid 4409] write(1, "executing program\n", 18 [pid 4408] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4409] <... write resumed>) = 18 [pid 4408] <... close_range resumed>) = 0 executing program executing program [pid 4409] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4408] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4411 [pid 298] openat(AT_FDCWD, "./790/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4409] <... close_range resumed>) = 0 [pid 4409] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4411 attached ci2-android-5-10/strace-static-x86_64: Process 4410 attached [pid 4409] <... mkdirat resumed>) = 0 [pid 4408] <... mkdirat resumed>) = 0 [pid 298] getdents64(4 [pid 4408] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4411] set_robust_list(0x555557559760, 24 [pid 4410] set_robust_list(0x555557559760, 24 [pid 4409] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4408] <... mount resumed>) = 0 [pid 298] getdents64(4 [pid 4409] <... mount resumed>) = 0 [pid 4408] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4409] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4408] <... openat resumed>) = 3 [pid 298] close(4 [pid 4411] <... set_robust_list resumed>) = 0 [pid 4410] <... set_robust_list resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4409] <... openat resumed>) = 3 [pid 4408] write(3, "p:s/p ./file0:0", 15 [pid 298] rmdir("./790/tracing" [pid 4409] write(3, "p:s/p ./file0:0", 15 [pid 4408] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4411] rt_sigprocmask(SIG_SETMASK, [] [pid 4410] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4409] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4408] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(3 [pid 4411] chdir("./853" [pid 4410] chdir("./825" [pid 4409] openat(AT_FDCWD, NULL, O_WRONLY [pid 4408] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4411] <... chdir resumed>) = 0 [pid 4410] <... chdir resumed>) = 0 [pid 4409] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4408] creat(NULL, 0732 [pid 298] close(3 [pid 4411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4409] creat(NULL, 0732 [pid 4408] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 4411] <... prctl resumed>) = 0 [pid 4410] <... prctl resumed>) = 0 [pid 4409] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4408] exit_group(0 [pid 298] rmdir("./790" [pid 4411] setpgid(0, 0 [pid 4410] setpgid(0, 0 [pid 4409] exit_group(0 [pid 4408] <... exit_group resumed>) = ? [pid 298] <... rmdir resumed>) = 0 [pid 4411] <... setpgid resumed>) = 0 [pid 4410] <... setpgid resumed>) = 0 [pid 4409] <... exit_group resumed>) = ? [pid 4408] +++ exited with 0 +++ [pid 298] mkdir("./791", 0777 [pid 4411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4409] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... mkdir resumed>) = 0 [pid 4411] <... openat resumed>) = 3 [pid 4410] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4411] write(3, "1000", 4 [pid 4410] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4411] <... write resumed>) = 4 [pid 4410] <... write resumed>) = 4 [pid 299] umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4411] close(3 [pid 4410] close(3 [pid 4411] <... close resumed>) = 0 [pid 4410] <... close resumed>) = 0 [pid 4411] symlink("/dev/binderfs", "./binderfs" [pid 4410] symlink("/dev/binderfs", "./binderfs" [pid 4411] <... symlink resumed>) = 0 [pid 4410] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4411] write(1, "executing program\n", 18 [pid 4410] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4412 [pid 301] umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 4411] <... write resumed>) = 18 [pid 4410] <... write resumed>) = 18 executing program executing program [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] fstat(3 [pid 4411] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4410] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4411] <... close_range resumed>) = 0 [pid 4410] <... close_range resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] newfstatat(AT_FDCWD, "./810/binderfs" [pid 301] umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./810/binderfs" [pid 301] newfstatat(AT_FDCWD, "./825/binderfs" [pid 4411] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4410] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4412 attached [pid 4411] <... mkdirat resumed>) = 0 [pid 4410] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4411] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4410] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] unlink("./825/binderfs" [pid 4412] set_robust_list(0x555557559760, 24 [pid 4411] <... mount resumed>) = 0 [pid 4410] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4411] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4410] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4411] <... openat resumed>) = 3 [pid 4410] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4411] write(3, "p:s/p ./file0:0", 15 [pid 4410] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4412] <... set_robust_list resumed>) = 0 [pid 4411] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4410] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4411] openat(AT_FDCWD, NULL, O_WRONLY [pid 4410] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 4411] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4410] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./810/tracing" [pid 4411] creat(NULL, 0732 [pid 4410] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4411] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4410] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./825/tracing" [pid 4412] rt_sigprocmask(SIG_SETMASK, [] [pid 4411] exit_group(0 [pid 4410] exit_group(0 [pid 299] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4411] <... exit_group resumed>) = ? [pid 4410] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4411] +++ exited with 0 +++ [pid 4410] +++ exited with 0 +++ [pid 301] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./810/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./825/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 4 [pid 4412] chdir("./791" [pid 301] <... openat resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(4 [pid 302] umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 301] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 4412] <... chdir resumed>) = 0 [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 4412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 299] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./853/binderfs" [pid 299] <... close resumed>) = 0 [pid 301] rmdir("./825/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rmdir("./810/tracing" [pid 4412] <... prctl resumed>) = 0 [pid 4412] setpgid(0, 0) = 0 [pid 302] unlink("./853/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 4412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4412] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3 [pid 299] getdents64(3 [pid 302] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4412] <... write resumed>) = 4 [pid 301] close(3 [pid 299] close(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4412] close(3 [pid 302] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] rmdir("./825" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./810" [pid 4412] <... close resumed>) = 0 [pid 4412] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] newfstatat(AT_FDCWD, "./853/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 4412] write(1, "executing program\n", 18) = 18 [pid 4412] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 301] mkdir("./826", 0777 [pid 302] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./811", 0777 [pid 4412] <... close_range resumed>) = 0 [pid 4412] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 4412] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... mkdir resumed>) = 0 [pid 4412] <... mount resumed>) = 0 [pid 302] openat(AT_FDCWD, "./853/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] fstat(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4412] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4412] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4412] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4412] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4412] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4412] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4414 attached [pid 4412] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4413 [pid 302] getdents64(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4414 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./853/tracing"ci2-android-5-10/strace-static-x86_64: Process 4413 attached [pid 4413] set_robust_list(0x555557559760, 24) = 0 [pid 4413] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4413] chdir("./826" [pid 302] close(3 [pid 4413] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./853" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4413] setpgid(0, 0) = 0 [pid 4413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./854", 0777 [pid 4413] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4413] write(3, "1000", 4) = 4 [pid 4413] close(3) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4413] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4413] <... symlink resumed>) = 0 [pid 4413] write(1, "executing program\n", 18) = 18 [pid 298] umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4415 [pid 4413] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./791/binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 298] unlink("./791/binderfs" [pid 4413] <... close_range resumed>) = 0 [pid 4413] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... unlink resumed>) = 0 [pid 4414] set_robust_list(0x555557559760, 24 [pid 4413] <... mkdirat resumed>) = 0 [pid 298] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4413] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4414] <... set_robust_list resumed>) = 0 [pid 4413] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4413] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./791/tracing" [pid 4413] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./791/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 298] openat(AT_FDCWD, "./791/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 298] fstat(4 [pid 4413] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4413] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./825/binderfs" [pid 298] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./825/binderfs" [pid 298] close(4 [pid 4413] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4413] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./791/tracing" [pid 4413] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 4413] <... exit_group resumed>) = ? [pid 4414] rt_sigprocmask(SIG_SETMASK, [] [pid 4413] +++ exited with 0 +++ [pid 300] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4415 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] newfstatat(AT_FDCWD, "./825/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(3 [pid 300] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./791" [pid 300] openat(AT_FDCWD, "./825/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4415] set_robust_list(0x555557559760, 24) = 0 [pid 4415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4415] chdir("./854" [pid 300] <... openat resumed>) = 4 [pid 298] mkdir("./792", 0777 [pid 300] fstat(4 [pid 4415] <... chdir resumed>) = 0 [pid 4415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4415] setpgid(0, 0) = 0 [pid 4415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(4 [pid 4415] <... openat resumed>) = 3 [pid 4415] write(3, "1000", 4) = 4 [pid 4415] close(3) = 0 [pid 4415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... close resumed>) = 0 [pid 4415] write(1, "executing program\n", 18 [pid 300] rmdir("./825/tracing" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4416 [pid 4415] <... write resumed>) = 18 [pid 4415] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4415] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 4415] <... mkdirat resumed>) = 0 [pid 4414] chdir("./811" [pid 300] <... close resumed>) = 0 [pid 4415] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rmdir("./825" [pid 4414] <... chdir resumed>) = 0 [pid 4415] <... mount resumed>) = 0 [pid 4414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 4415] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4414] <... prctl resumed>) = 0 [pid 300] mkdir("./826", 0777 [pid 4415] <... openat resumed>) = 3 [pid 4415] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4414] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 4415] openat(AT_FDCWD, NULL, O_WRONLY [pid 4414] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4415] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4415] creat(NULL, 0732 [pid 4414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4415] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4415] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4417 attached [pid 4415] +++ exited with 0 +++ [pid 4414] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4417 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4416 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4414] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4414] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4416] set_robust_list(0x555557559760, 24 [pid 4414] close(3 [pid 301] umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4416] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4414] <... close resumed>) = 0 [pid 4416] rt_sigprocmask(SIG_SETMASK, [] [pid 4414] symlink("/dev/binderfs", "./binderfs" [pid 301] <... openat resumed>) = 3 [pid 4417] set_robust_list(0x555557559760, 24 [pid 301] fstat(3 [pid 4416] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4416] chdir("./792" [pid 301] getdents64(3 [pid 4414] <... symlink resumed>) = 0 [pid 4416] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4414] write(1, "executing program\n", 18 [pid 4416] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 301] umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4414] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4416] <... prctl resumed>) = 0 [pid 4414] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./826/binderfs" [pid 4416] setpgid(0, 0 [pid 4414] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4416] <... setpgid resumed>) = 0 [pid 301] unlink("./826/binderfs" [pid 4416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4417] <... set_robust_list resumed>) = 0 [pid 4416] <... openat resumed>) = 3 [pid 4414] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 4416] write(3, "1000", 4 [pid 301] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4416] <... write resumed>) = 4 [pid 4416] close(3) = 0 [pid 4416] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4414] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4416] write(1, "executing program\n", 18 [pid 4414] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./826/tracing" [pid 4416] <... write resumed>) = 18 [pid 4416] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 302] umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4414] <... mount resumed>) = 0 [pid 301] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4414] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./826/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 4416] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4414] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 4 [pid 4417] rt_sigprocmask(SIG_SETMASK, [] [pid 4416] <... mkdirat resumed>) = 0 [pid 4414] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 4416] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4414] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4416] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4414] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 302] umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4416] <... openat resumed>) = 3 [pid 4414] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./854/binderfs" [pid 301] getdents64(4 [pid 4414] creat(NULL, 0732 [pid 4416] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4416] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4416] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4416] exit_group(0) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4414] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] unlink("./854/binderfs" [pid 301] close(4 [pid 4417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4416] +++ exited with 0 +++ [pid 4414] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./826/tracing" [pid 4414] <... exit_group resumed>) = ? [pid 4417] chdir("./826" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4417] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 302] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 302] newfstatat(AT_FDCWD, "./854/tracing" [pid 301] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./826" [pid 302] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4417] setpgid(0, 0) = 0 [pid 4417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./827", 0777 [pid 302] openat(AT_FDCWD, "./854/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4417] <... openat resumed>) = 3 [pid 4417] write(3, "1000", 4) = 4 [pid 4417] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 4417] <... close resumed>) = 0 [pid 302] fstat(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4417] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4417] <... symlink resumed>) = 0 [pid 4417] write(1, "executing program\n", 18) = 18 [pid 4417] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 4417] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4418 [pid 4414] +++ exited with 0 +++ [pid 302] close(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 302] rmdir("./854/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4417] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 4417] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... close resumed>) = 0 [pid 298] umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./854" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4417] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4417] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./855", 0777 [pid 298] <... openat resumed>) = 3 [pid 4417] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4417] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4417] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4417] <... exit_group resumed>) = ? [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4419 attached [pid 4417] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4418 attached [pid 4418] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4419 [pid 298] umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4418] <... set_robust_list resumed>) = 0 [pid 4418] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4418] chdir("./827" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./792/binderfs" [pid 4418] <... chdir resumed>) = 0 [pid 4418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4418] setpgid(0, 0) = 0 [pid 4418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... restart_syscall resumed>) = 0 [pid 4419] set_robust_list(0x555557559760, 24 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4418] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] unlink("./792/binderfs" [pid 300] umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4418] write(3, "1000", 4) = 4 [pid 298] <... unlink resumed>) = 0 [pid 4418] close(3) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4418] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(3 [pid 299] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 4419] <... set_robust_list resumed>) = 0 [pid 4418] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./792/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./826/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./826/binderfs" [pid 298] umount2("./792/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4418] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./811/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 298] openat(AT_FDCWD, "./792/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4418] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = 0 [pid 299] unlink("./811/binderfs" [pid 300] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4418] <... close_range resumed>) = 0 [pid 4418] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 298] fstat(4 [pid 4419] rt_sigprocmask(SIG_SETMASK, [] [pid 4418] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4418] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] newfstatat(AT_FDCWD, "./826/tracing" [pid 299] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 300] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] openat(AT_FDCWD, "./826/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./811/tracing" [pid 300] fstat(4 [pid 298] close(4 [pid 4418] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./792/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4418] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./811/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 4418] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 298] close(3 [pid 300] rmdir("./826/tracing" [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4418] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4418] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 4418] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./792" [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 4418] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4418] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 300] close(3 [pid 298] mkdir("./793", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4418] <... exit_group resumed>) = ? [pid 4419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4418] +++ exited with 0 +++ [pid 300] rmdir("./826" [pid 299] rmdir("./811/tracing" [pid 298] <... mkdir resumed>) = 0 [pid 4419] chdir("./855" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 4419] <... chdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./827", 0777 [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4419] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4419] write(3, "1000", 4) = 4 [pid 4419] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./811" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4420 [pid 4419] <... close resumed>) = 0 [pid 4419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 4419] write(1, "executing program\n", 18) = 18 [pid 4419] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4419] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./812", 0777 [pid 301] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4421 [pid 4419] <... mkdirat resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4419] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4419] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4419] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4419] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4419] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4422 [pid 301] newfstatat(AT_FDCWD, "./827/binderfs" [pid 4419] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] unlink("./827/binderfs" [pid 4419] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4419] exit_group(0 [pid 301] <... unlink resumed>) = 0 [pid 4419] <... exit_group resumed>) = ? [pid 301] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4422 attached ci2-android-5-10/strace-static-x86_64: Process 4421 attached [pid 4419] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4420 attached ) = -1 EINVAL (Invalid argument) [pid 4420] set_robust_list(0x555557559760, 24 [pid 301] newfstatat(AT_FDCWD, "./827/tracing" [pid 302] umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4420] <... set_robust_list resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4422] set_robust_list(0x555557559760, 24 [pid 4420] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./827/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 4422] <... set_robust_list resumed>) = 0 [pid 4420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 4422] rt_sigprocmask(SIG_SETMASK, [] [pid 4420] chdir("./793" [pid 302] getdents64(3 [pid 301] fstat(4 [pid 4421] set_robust_list(0x555557559760, 24 [pid 4422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4420] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4422] chdir("./812" [pid 4421] <... set_robust_list resumed>) = 0 [pid 4420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] newfstatat(AT_FDCWD, "./855/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 302] unlink("./855/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4422] <... chdir resumed>) = 0 [pid 4420] <... prctl resumed>) = 0 [pid 4422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4420] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 301] close(4 [pid 4422] <... prctl resumed>) = 0 [pid 4420] <... setpgid resumed>) = 0 [pid 302] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 4422] setpgid(0, 0 [pid 4420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 301] rmdir("./827/tracing" [pid 302] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4422] <... setpgid resumed>) = 0 [pid 4420] <... openat resumed>) = 3 [pid 4422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4420] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./855/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 302] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4422] <... openat resumed>) = 3 [pid 4420] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4421] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./855/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 4422] write(3, "1000", 4 [pid 4420] close(3 [pid 302] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 302] fstat(4 [pid 301] rmdir("./827" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4422] <... write resumed>) = 4 [pid 4420] <... close resumed>) = 0 [pid 4422] close(3 [pid 4420] symlink("/dev/binderfs", "./binderfs" [pid 4422] <... close resumed>) = 0 [pid 4420] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 4421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4422] symlink("/dev/binderfs", "./binderfs" [pid 4420] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] mkdir("./828", 0777 [pid 302] getdents64(4 [pid 4422] <... symlink resumed>) = 0 [pid 4420] <... write resumed>) = 18 [pid 4422] write(1, "executing program\n", 18 [pid 4420] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 301] <... mkdir resumed>) = 0 [pid 302] close(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./855/tracing" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4422] <... write resumed>) = 18 [pid 4420] <... close_range resumed>) = 0 [pid 4422] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4420] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4422] <... close_range resumed>) = 0 [pid 4420] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 executing program [pid 4422] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4423 attached [pid 4422] <... mkdirat resumed>) = 0 [pid 4421] chdir("./827" [pid 4420] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4423] set_robust_list(0x555557559760, 24 [pid 4422] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4421] <... chdir resumed>) = 0 [pid 4420] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4423 [pid 4423] <... set_robust_list resumed>) = 0 [pid 4422] <... mount resumed>) = 0 [pid 4420] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 4423] rt_sigprocmask(SIG_SETMASK, [] [pid 4422] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4420] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4422] <... openat resumed>) = 3 [pid 4420] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4422] write(3, "p:s/p ./file0:0", 15 [pid 4421] <... prctl resumed>) = 0 [pid 4420] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./855" [pid 4423] chdir("./828" [pid 4422] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4420] openat(AT_FDCWD, NULL, O_WRONLY [pid 4423] <... chdir resumed>) = 0 [pid 4422] openat(AT_FDCWD, NULL, O_WRONLY [pid 4420] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4422] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4420] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 4423] <... prctl resumed>) = 0 [pid 4422] creat(NULL, 0732 [pid 4420] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4423] setpgid(0, 0 [pid 4422] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4421] setpgid(0, 0 [pid 4420] exit_group(0 [pid 302] mkdir("./856", 0777 [pid 4423] <... setpgid resumed>) = 0 [pid 4422] exit_group(0 [pid 4420] <... exit_group resumed>) = ? [pid 4423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4422] <... exit_group resumed>) = ? [pid 4421] <... setpgid resumed>) = 0 [pid 4420] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 4423] <... openat resumed>) = 3 [pid 4422] +++ exited with 0 +++ [pid 4421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4423] write(3, "1000", 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4423] <... write resumed>) = 4 [pid 4423] close(3) = 0 [pid 4423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4424 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4423] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4421] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 4421] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4424 attached [pid 4423] <... write resumed>) = 18 [pid 4421] <... write resumed>) = 4 [pid 299] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4421] close(3 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] getdents64(3 [pid 4421] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4423] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4421] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(3 [pid 298] umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4423] <... close_range resumed>) = 0 [pid 4423] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./793/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4423] <... mkdirat resumed>) = 0 [pid 4421] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./812/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4421] write(1, "executing program\n", 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./793/binderfs" [pid 4421] <... write resumed>) = 18 [pid 299] unlink("./812/binderfs" [pid 4423] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... unlink resumed>) = 0 [pid 4423] <... mount resumed>) = 0 [pid 4421] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4421] <... close_range resumed>) = 0 [pid 299] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4423] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = 0 [pid 4423] <... openat resumed>) = 3 [pid 4421] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4423] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4424] set_robust_list(0x555557559760, 24 [pid 4423] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4424] <... set_robust_list resumed>) = 0 [pid 4423] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./793/tracing" [pid 4424] rt_sigprocmask(SIG_SETMASK, [] [pid 4423] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4421] <... mkdirat resumed>) = 0 [pid 4424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4423] creat(NULL, 0732 [pid 4424] chdir("./856" [pid 4423] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4424] <... chdir resumed>) = 0 [pid 4423] exit_group(0 [pid 4421] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] newfstatat(AT_FDCWD, "./812/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4423] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4424] <... prctl resumed>) = 0 [pid 4423] +++ exited with 0 +++ [pid 4421] <... mount resumed>) = 0 [pid 298] umount2("./793/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./793/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4421] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./812/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4424] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 4421] <... openat resumed>) = 3 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4421] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 4424] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4421] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(4 [pid 299] close(4 [pid 4424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4421] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./812/tracing" [pid 298] rmdir("./793/tracing" [pid 4421] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4424] <... openat resumed>) = 3 [pid 4424] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 4424] <... write resumed>) = 4 [pid 4424] close(3) = 0 [pid 4424] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 4421] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4424] <... symlink resumed>) = 0 [pid 4421] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./812" [pid 298] <... close resumed>) = 0 [pid 4424] write(1, "executing program\n", 18) = 18 [pid 4424] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4424] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 executing program [pid 298] rmdir("./793" [pid 4421] exit_group(0 [pid 299] mkdir("./813", 0777 [pid 4424] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4421] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./794", 0777 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4424] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4424] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 4424] <... openat resumed>) = 3 [pid 4424] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4424] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4424] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4424] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4425 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4424] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4425 attached [pid 4425] set_robust_list(0x555557559760, 24 [pid 4424] +++ exited with 0 +++ [pid 4421] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4426 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4425] <... set_robust_list resumed>) = 0 [pid 301] getdents64(3 [pid 4425] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4425] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4425] chdir("./813" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4425] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./828/binderfs" [pid 4425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4425] <... prctl resumed>) = 0 [pid 301] unlink("./828/binderfs" [pid 4425] setpgid(0, 0) = 0 [pid 4425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 4425] <... openat resumed>) = 3 [pid 301] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 4425] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4425] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4425] close(3 [pid 300] umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./828/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4425] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./828/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 302] fstat(3 [pid 301] fstat(4 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 300] umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4425] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./827/binderfs" [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./856/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./827/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 4425] <... symlink resumed>) = 0 [pid 302] unlink("./856/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4425] write(1, "executing program\n", 18) = 18 [pid 4425] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4425] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] rmdir("./828/tracing" [pid 300] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4425] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4425] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 4425] <... openat resumed>) = 3 [pid 302] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 302] newfstatat(AT_FDCWD, "./856/tracing" [pid 300] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./828" [pid 4425] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./827/tracing" [pid 4425] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4425] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./856/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./829", 0777 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4425] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4425] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4425] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./827/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 4425] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(4 [pid 302] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4426 attached [pid 4425] +++ exited with 0 +++ [pid 302] close(4 [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4427 attached [pid 4427] set_robust_list(0x555557559760, 24 [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4427 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./856/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4427] <... set_robust_list resumed>) = 0 [pid 4427] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] <... close resumed>) = 0 [pid 4427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] rmdir("./827/tracing" [pid 302] rmdir("./856" [pid 4427] chdir("./829") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4427] setpgid(0, 0) = 0 [pid 4427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] mkdir("./857", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4427] <... openat resumed>) = 3 [pid 4427] write(3, "1000", 4) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 4427] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rmdir("./827" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4427] <... close resumed>) = 0 [pid 4427] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4427] write(1, "executing program\n", 18) = 18 [pid 4427] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4427] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4426] set_robust_list(0x555557559760, 24 [pid 300] mkdir("./828", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4428 [pid 4427] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4427] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 4427] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4427] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4427] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4427] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4427] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4429 attached [pid 4427] +++ exited with 0 +++ [pid 4426] <... set_robust_list resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4429 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4428 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4428] set_robust_list(0x555557559760, 24 [pid 299] umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4428] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3 [pid 4428] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4428] chdir("./857" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4428] <... chdir resumed>) = 0 [pid 299] umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4426] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4428] <... prctl resumed>) = 0 [pid 4426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./813/binderfs" [pid 4428] setpgid(0, 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4426] chdir("./794" [pid 299] unlink("./813/binderfs" [pid 4428] <... setpgid resumed>) = 0 [pid 4428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4426] <... chdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4428] <... openat resumed>) = 3 [pid 4426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4429] set_robust_list(0x555557559760, 24 [pid 4428] write(3, "1000", 4) = 4 [pid 4426] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4428] close(3 [pid 299] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4426] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4426] <... setpgid resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./813/tracing" [pid 4428] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4428] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4428] <... symlink resumed>) = 0 [pid 4426] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./813/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4428] write(1, "executing program\n", 18 [pid 4426] write(3, "1000", 4 [pid 299] <... openat resumed>) = 4 [pid 4428] <... write resumed>) = 18 [pid 299] fstat(4 [pid 4426] <... write resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4428] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] getdents64(4 [pid 4426] close(3 [pid 4428] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4426] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 4428] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4426] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4429] <... set_robust_list resumed>) = 0 [pid 4428] <... mkdirat resumed>) = 0 [pid 4426] <... symlink resumed>) = 0 [pid 299] close(4 [pid 4428] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4426] write(1, "executing program\n", 18 [pid 299] <... close resumed>) = 0 executing program [pid 4428] <... mount resumed>) = 0 [pid 4426] <... write resumed>) = 18 [pid 299] rmdir("./813/tracing" [pid 4428] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4428] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4426] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... rmdir resumed>) = 0 [pid 4428] openat(AT_FDCWD, NULL, O_WRONLY [pid 4426] <... close_range resumed>) = 0 [pid 299] getdents64(3 [pid 4428] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4426] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] close(3 [pid 4428] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4428] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./813" [pid 4428] exit_group(0) = ? [pid 4428] +++ exited with 0 +++ [pid 4426] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./814", 0777 [pid 4426] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 4426] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4426] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4426] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4430 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4430 attached [pid 4426] write(3, "p:s/p ./file0:0", 15 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4426] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4426] openat(AT_FDCWD, NULL, O_WRONLY [pid 4430] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 3 [pid 4426] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 4430] <... set_robust_list resumed>) = 0 [pid 4426] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 4426] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4430] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4430] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4426] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4426] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./829/binderfs" [pid 4430] chdir("./814") = 0 [pid 4430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 4430] <... prctl resumed>) = 0 [pid 301] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4430] setpgid(0, 0) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4426] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./829/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4430] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4430] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./829/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4430] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 4430] close(3 [pid 301] fstat(4 [pid 4430] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4430] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 4430] <... symlink resumed>) = 0 [pid 4429] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 4430] write(1, "executing program\n", 18 [pid 4429] chdir("./828" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4429] <... chdir resumed>) = 0 [pid 301] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4430] <... write resumed>) = 18 [pid 4429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4429] <... prctl resumed>) = 0 [pid 301] rmdir("./829/tracing" [pid 4430] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 3 [pid 4430] <... close_range resumed>) = 0 executing program [pid 4430] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4429] setpgid(0, 0 [pid 302] fstat(3 [pid 301] <... rmdir resumed>) = 0 [pid 4429] <... setpgid resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4430] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(3 [pid 302] umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./829" [pid 298] umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./857/binderfs" [pid 4430] <... mount resumed>) = 0 [pid 4430] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./830", 0777 [pid 302] unlink("./857/binderfs" [pid 298] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4430] <... openat resumed>) = 3 [pid 4430] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4430] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 4429] <... openat resumed>) = 3 [pid 302] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4430] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4430] exit_group(0) = ? [pid 4430] +++ exited with 0 +++ [pid 4429] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 302] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4429] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4431 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4429] close(3 [pid 302] newfstatat(AT_FDCWD, "./857/tracing" [pid 298] umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4429] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4431 attached [pid 302] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4429] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./794/binderfs" [pid 302] openat(AT_FDCWD, "./857/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] unlink("./794/binderfs" [pid 302] fstat(4 [pid 4431] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 4431] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = 0 [pid 4429] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 298] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4429] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4429] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 executing program [pid 4429] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] newfstatat(AT_FDCWD, "./794/tracing" [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4429] <... close_range resumed>) = 0 [pid 302] rmdir("./857/tracing" [pid 298] umount2("./794/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4431] chdir("./830") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 298] openat(AT_FDCWD, "./794/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4429] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] close(3 [pid 298] fstat(4 [pid 4431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./857" [pid 298] getdents64(4 [pid 4431] <... prctl resumed>) = 0 [pid 4431] setpgid(0, 0) = 0 [pid 4431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./858", 0777 [pid 298] getdents64(4 [pid 4431] <... openat resumed>) = 3 [pid 4431] write(3, "1000", 4) = 4 [pid 4431] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4429] <... mkdirat resumed>) = 0 [pid 298] rmdir("./794/tracing" [pid 4431] <... close resumed>) = 0 [pid 4431] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4431] write(1, "executing program\n", 18) = 18 [pid 4431] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4431] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4429] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4432 [pid 298] <... rmdir resumed>) = 0 [pid 4431] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3 [pid 4431] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 4429] <... mount resumed>) = 0 [pid 298] rmdir("./794" [pid 4431] <... openat resumed>) = 3 [pid 4431] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4429] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./795", 0777 [pid 4431] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4431] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4431] exit_group(0 [pid 298] <... mkdir resumed>) = 0 [pid 299] umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4429] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4429] write(3, "p:s/p ./file0:0", 15 [pid 299] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4431] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 3 [pid 4431] +++ exited with 0 +++ [pid 4429] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(3 [pid 4429] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4433 [pid 4429] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] getdents64(3 [pid 4429] creat(NULL, 0732 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4429] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4432 attached ) = -1 EINVAL (Invalid argument) [pid 4429] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./814/binderfs" [pid 4432] set_robust_list(0x555557559760, 24 [pid 4429] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4432] <... set_robust_list resumed>) = 0 [pid 299] unlink("./814/binderfs" [pid 4432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4432] chdir("./858" [pid 299] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4432] <... chdir resumed>) = 0 [pid 4432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = 0 [pid 4432] <... prctl resumed>) = 0 [pid 299] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4432] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./814/tracing" [pid 4432] <... setpgid resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4429] +++ exited with 0 +++ [pid 299] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./814/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4432] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4433 attached [pid 299] fstat(4 [pid 4432] write(3, "1000", 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4432] <... write resumed>) = 4 [pid 299] getdents64(4 [pid 4432] close(3) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4432] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 4433] set_robust_list(0x555557559760, 24 [pid 4432] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4432] write(1, "executing program\n", 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] close(4 [pid 4432] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 [pid 4432] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./814/tracing" [pid 300] umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4432] <... close_range resumed>) = 0 executing program [pid 4432] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4433] <... set_robust_list resumed>) = 0 [pid 4432] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 4432] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 4433] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 299] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 299] rmdir("./814" [pid 4432] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4432] <... openat resumed>) = 3 [pid 4432] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./815", 0777 [pid 300] newfstatat(AT_FDCWD, "./828/binderfs" [pid 4432] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4432] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4432] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./828/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4432] <... exit_group resumed>) = ? [pid 4433] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4432] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4434 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4434] set_robust_list(0x555557559760, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4434 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./828/tracing" [pid 301] fstat(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4434] <... set_robust_list resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4434] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./828/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4434] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./830/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4434] chdir("./815" [pid 301] unlink("./830/binderfs" [pid 300] getdents64(4 [pid 4434] <... chdir resumed>) = 0 [pid 4434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4434] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 4434] <... setpgid resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] close(4 [pid 301] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./828/tracing" [pid 301] newfstatat(AT_FDCWD, "./830/tracing" [pid 4434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4434] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 4434] <... write resumed>) = 4 [pid 301] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 301] openat(AT_FDCWD, "./830/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4434] close(3 [pid 300] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] rmdir("./828" [pid 301] fstat(4 [pid 4434] <... close resumed>) = 0 [pid 4434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] mkdir("./829", 0777 [pid 4434] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4434] <... write resumed>) = 18 [pid 4434] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4434] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 300] <... mkdir resumed>) = 0 executing program [pid 4434] <... mkdirat resumed>) = 0 [pid 4433] chdir("./795" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4433] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./830/tracing" [pid 4434] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 3 [pid 4434] <... mount resumed>) = 0 [pid 4434] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 4433] <... prctl resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4435 [pid 4433] setpgid(0, 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4433] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] close(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4434] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 4433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./830" [pid 4433] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4434] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4434] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4433] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./858/binderfs" [pid 301] mkdir("./831", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4434] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4434] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4434] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 4433] <... write resumed>) = 4 [pid 302] unlink("./858/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4434] <... exit_group resumed>) = ? [pid 4434] +++ exited with 0 +++ [pid 4433] close(3 [pid 302] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4433] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4435 attached [pid 4435] set_robust_list(0x555557559760, 24) = 0 [pid 4435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4435] chdir("./829" [pid 302] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4433] symlink("/dev/binderfs", "./binderfs" [pid 4435] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4436 [pid 302] newfstatat(AT_FDCWD, "./858/tracing" [pid 4435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4433] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4435] <... prctl resumed>) = 0 [pid 302] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4433] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4433] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./858/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4435] setpgid(0, 0) = 0 [pid 4433] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... openat resumed>) = 4 [pid 4435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4433] <... close_range resumed>) = 0 [pid 302] fstat(4 [pid 4435] <... openat resumed>) = 3 executing program [pid 4433] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4435] write(3, "1000", 4 [pid 302] getdents64(4 [pid 4435] <... write resumed>) = 4 [pid 4435] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4435] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 4433] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4435] symlink("/dev/binderfs", "./binderfs" [pid 4433] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 4435] <... symlink resumed>) = 0 [pid 4433] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4435] write(1, "executing program\n", 18 [pid 302] rmdir("./858/tracing" [pid 4433] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4435] <... write resumed>) = 18 [pid 4435] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4435] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 4433] <... openat resumed>) = 3 executing program [pid 302] getdents64(3 [pid 4435] <... mkdirat resumed>) = 0 [pid 4433] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4435] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4435] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] close(3 [pid 4435] write(3, "p:s/p ./file0:0", 15 [pid 302] <... close resumed>) = 0 [pid 4435] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4433] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./858" [pid 4435] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4435] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4435] exit_group(0 [pid 4433] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 4435] <... exit_group resumed>) = ? [pid 302] mkdir("./859", 0777 [pid 4433] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4435] +++ exited with 0 +++ [pid 4433] creat(NULL, 0732 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4433] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4436 attached [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4436] set_robust_list(0x555557559760, 24) = 0 [pid 4436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4437 [pid 4436] chdir("./831" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4433] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4433] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 3 [pid 4436] <... chdir resumed>) = 0 [pid 299] fstat(3 [pid 4436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4436] <... prctl resumed>) = 0 [pid 299] getdents64(3 [pid 4436] setpgid(0, 0) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4436] <... openat resumed>) = 3 [pid 4433] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./815/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4436] write(3, "1000", 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4436] <... write resumed>) = 4 [pid 299] unlink("./815/binderfs" [pid 4436] close(3) = 0 [pid 4436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... unlink resumed>) = 0 [pid 4436] write(1, "executing program\n", 18 [pid 299] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4436] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 4437 attached [pid 299] <... umount2 resumed>) = 0 [pid 4436] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4436] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4436] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] newfstatat(AT_FDCWD, "./815/tracing" [pid 4436] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4436] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4436] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4436] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./815/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4436] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 4436] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(4 [pid 4436] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4436] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 4436] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4436] creat(NULL, 0732 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4436] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 4436] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./815/tracing" [pid 4436] <... exit_group resumed>) = ? [pid 4436] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 300] umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 4437] set_robust_list(0x555557559760, 24 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4437] <... set_robust_list resumed>) = 0 [pid 300] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 299] close(3 [pid 300] <... openat resumed>) = 3 [pid 4437] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 299] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./815" [pid 298] umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 4437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4437] chdir("./859") = 0 [pid 4437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4437] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] mkdir("./816", 0777 [pid 298] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4437] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./829/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] unlink("./829/binderfs" [pid 298] getdents64(3 [pid 4437] <... setpgid resumed>) = 0 [pid 4437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4437] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4437] <... write resumed>) = 4 [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4438 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./795/binderfs" [pid 4437] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./795/binderfs" [pid 301] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./829/tracing" [pid 4437] <... close resumed>) = 0 [pid 4437] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4437] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4437] write(1, "executing program\n", 18) = 18 [pid 4437] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4437] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./829/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./831/binderfs" [pid 300] <... openat resumed>) = 4 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./831/binderfs" [pid 300] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./795/tracing" [pid 4437] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] umount2("./795/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4437] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./795/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 298] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./831/tracing" [pid 300] rmdir("./829/tracing" [pid 298] fstat(4 [pid 4437] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./831/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 4 [pid 300] close(3 [pid 298] getdents64(4 [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./829" [pid 298] close(4 [pid 301] getdents64(4 [pid 4437] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4437] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] mkdir("./830", 0777 [pid 301] getdents64(4 [pid 298] rmdir("./795/tracing"ci2-android-5-10/strace-static-x86_64: Process 4438 attached [pid 4437] openat(AT_FDCWD, NULL, O_WRONLY [pid 4438] set_robust_list(0x555557559760, 24 [pid 4437] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4438] <... set_robust_list resumed>) = 0 [pid 4437] creat(NULL, 0732 [pid 4438] rt_sigprocmask(SIG_SETMASK, [] [pid 4437] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 4438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4437] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 4438] chdir("./816" [pid 4437] <... exit_group resumed>) = ? [pid 301] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 4439 attached [pid 4438] <... chdir resumed>) = 0 [pid 4437] +++ exited with 0 +++ [pid 301] rmdir("./831/tracing" [pid 298] <... close resumed>) = 0 [pid 4438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4438] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4439 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./795" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 298] mkdir("./796", 0777 [pid 301] <... close resumed>) = 0 [pid 4438] write(3, "1000", 4) = 4 [pid 4438] close(3) = 0 executing program [pid 4438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./831" [pid 4439] set_robust_list(0x555557559760, 24 [pid 298] <... mkdir resumed>) = 0 [pid 4438] write(1, "executing program\n", 18) = 18 [pid 4438] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4438] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] mkdir("./832", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4438] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4438] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4438] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4438] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4438] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4440 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4438] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4438] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4438] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4441 attached [pid 4439] <... set_robust_list resumed>) = 0 [pid 4438] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4440 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4441 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4440] set_robust_list(0x555557559760, 24) = 0 [pid 4440] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4440] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4440] chdir("./796" [pid 4439] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4440] <... chdir resumed>) = 0 [pid 4440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4440] setpgid(0, 0) = 0 [pid 4440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4440] <... openat resumed>) = 3 [pid 4439] chdir("./830" [pid 4440] write(3, "1000", 4) = 4 [pid 4440] close(3) = 0 [pid 4440] symlink("/dev/binderfs", "./binderfs" [pid 4441] set_robust_list(0x555557559760, 24 [pid 4440] <... symlink resumed>) = 0 [pid 4439] <... chdir resumed>) = 0 [pid 4441] <... set_robust_list resumed>) = 0 [pid 4440] write(1, "executing program\n", 18 [pid 4439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4440] <... write resumed>) = 18 [pid 4440] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4441] rt_sigprocmask(SIG_SETMASK, [] [pid 4440] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4439] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4440] <... mkdirat resumed>) = 0 [pid 4439] setpgid(0, 0 [pid 4440] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4441] chdir("./832" [pid 4440] <... mount resumed>) = 0 [pid 4439] <... setpgid resumed>) = 0 [pid 299] umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4440] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4440] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4440] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 4440] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(3 [pid 4440] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4440] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4440] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4440] exit_group(0 [pid 299] umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4440] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4441] <... chdir resumed>) = 0 [pid 4440] +++ exited with 0 +++ [pid 4439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] newfstatat(AT_FDCWD, "./816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4439] <... openat resumed>) = 3 [pid 299] unlink("./816/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./816/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4441] <... prctl resumed>) = 0 [pid 4439] write(3, "1000", 4 [pid 299] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4441] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4439] <... write resumed>) = 4 [pid 299] openat(AT_FDCWD, "./816/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 4439] close(3 [pid 302] umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4439] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 4439] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4441] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 4439] <... symlink resumed>) = 0 [pid 302] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4439] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 4439] <... write resumed>) = 18 [pid 302] getdents64(3 [pid 299] <... close resumed>) = 0 executing program [pid 299] rmdir("./816/tracing" [pid 4441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4439] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rmdir resumed>) = 0 [pid 4439] <... close_range resumed>) = 0 [pid 302] umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4439] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./859/binderfs" [pid 299] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] unlink("./859/binderfs" [pid 299] rmdir("./816" [pid 4439] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4439] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./817", 0777 [pid 4439] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4441] <... openat resumed>) = 3 [pid 4439] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4439] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./859/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4441] write(3, "1000", 4 [pid 4439] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4442 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4442 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4441] <... write resumed>) = 4 [pid 4439] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4442] set_robust_list(0x555557559760, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 4442] <... set_robust_list resumed>) = 0 [pid 4441] close(3 [pid 4439] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./859/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 3 [pid 4441] <... close resumed>) = 0 [pid 4439] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 298] fstat(3 [pid 4439] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4441] symlink("/dev/binderfs", "./binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4439] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4441] <... symlink resumed>) = 0 [pid 4439] exit_group(0 [pid 302] getdents64(4 [pid 298] umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4441] write(1, "executing program\n", 18 [pid 4439] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 298] newfstatat(AT_FDCWD, "./796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./796/binderfs") = 0 [pid 298] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4441] <... write resumed>) = 18 [pid 4439] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./859/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./796/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./796/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./796/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 4441] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4441] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4441] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 302] rmdir("./859" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./796/tracing" [pid 4441] <... mkdirat resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4441] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./796" [pid 4441] <... mount resumed>) = 0 [pid 302] mkdir("./860", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4442] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./797", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4441] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4441] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4443 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4443 attached [pid 4442] chdir("./817" [pid 4441] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4443] set_robust_list(0x555557559760, 24 [pid 4442] <... chdir resumed>) = 0 [pid 4441] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4441] openat(AT_FDCWD, NULL, O_WRONLY [pid 4442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4443] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4444 attached [pid 4444] set_robust_list(0x555557559760, 24) = 0 [pid 4442] <... prctl resumed>) = 0 [pid 4441] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4444 [pid 4443] rt_sigprocmask(SIG_SETMASK, [] [pid 4444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4444] chdir("./860" [pid 4441] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4444] <... chdir resumed>) = 0 [pid 4444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4444] setpgid(0, 0) = 0 [pid 4443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4442] setpgid(0, 0 [pid 4441] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4441] exit_group(0 [pid 4442] <... setpgid resumed>) = 0 [pid 4444] write(3, "1000", 4 [pid 4443] chdir("./797" [pid 4442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4441] <... exit_group resumed>) = ? [pid 4444] <... write resumed>) = 4 [pid 4444] close(3) = 0 [pid 4444] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4444] write(1, "executing program\n", 18 [pid 4441] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 4444] <... write resumed>) = 18 [pid 4444] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4444] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4442] <... openat resumed>) = 3 [pid 300] umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4444] <... mkdirat resumed>) = 0 [pid 4443] <... chdir resumed>) = 0 [pid 4442] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4444] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4442] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 3 [pid 4442] close(3 [pid 300] fstat(3 [pid 4444] <... mount resumed>) = 0 [pid 4442] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4444] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4442] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 4444] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4444] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4442] <... symlink resumed>) = 0 [pid 300] umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4444] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4442] write(1, "executing program\n", 18 [pid 300] newfstatat(AT_FDCWD, "./830/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4442] <... write resumed>) = 18 [pid 300] unlink("./830/binderfs" [pid 4444] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4444] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 4442] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4444] exit_group(0 [pid 4442] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4444] <... exit_group resumed>) = ? [pid 300] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4442] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4444] +++ exited with 0 +++ [pid 4443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4442] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./830/tracing" [pid 4442] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4442] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4442] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./830/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4442] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 4442] write(3, "p:s/p ./file0:0", 15 [pid 300] fstat(4 [pid 301] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 4442] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4442] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4442] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./832/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4442] creat(NULL, 0732 [pid 301] unlink("./832/binderfs" [pid 300] close(4 [pid 301] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4442] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./830/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./832/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4442] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4442] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./832/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 4442] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4443] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4) = 0 [pid 300] <... close resumed>) = 0 [pid 301] rmdir("./832/tracing" [pid 4443] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./830" [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./832" [pid 4443] <... setpgid resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] mkdir("./833", 0777 [pid 4443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 300] mkdir("./831", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4443] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4445 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4445 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4443] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4445] set_robust_list(0x555557559760, 24) = 0 [pid 4443] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4443] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4443] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4446 attached [pid 4443] symlink("/dev/binderfs", "./binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4446 [pid 4446] set_robust_list(0x555557559760, 24) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4446] chdir("./831") = 0 [pid 4446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4446] setpgid(0, 0) = 0 [pid 4446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4443] <... symlink resumed>) = 0 [pid 4445] rt_sigprocmask(SIG_SETMASK, [] [pid 4443] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4443] <... write resumed>) = 18 executing program [pid 4446] <... openat resumed>) = 3 [pid 4446] write(3, "1000", 4) = 4 [pid 4446] close(3) = 0 [pid 4446] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 4443] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 4443] <... close_range resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4443] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4446] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4446] write(1, "executing program\n", 18) = 18 [pid 4446] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4446] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4443] <... mkdirat resumed>) = 0 executing program [pid 302] newfstatat(AT_FDCWD, "./860/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4443] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] unlink("./860/binderfs") = 0 [pid 4443] <... mount resumed>) = 0 [pid 302] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 4443] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4443] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4443] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./860/tracing" [pid 299] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 4443] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] fstat(3 [pid 302] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4443] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 4443] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./860/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4443] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4443] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./817/binderfs" [pid 4443] exit_group(0 [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./817/binderfs" [pid 4443] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4445] chdir("./833" [pid 299] <... unlink resumed>) = 0 [pid 302] getdents64(4 [pid 299] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./817/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4443] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./817/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./860/tracing" [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 302] close(3 [pid 299] rmdir("./817/tracing" [pid 4445] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] rmdir("./860" [pid 299] getdents64(3 [pid 4446] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./861", 0777 [pid 299] close(3 [pid 4446] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 4446] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] rmdir("./817" [pid 4446] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 4446] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] mkdir("./818", 0777 [pid 4446] write(3, "p:s/p ./file0:0", 15 [pid 4445] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... mkdir resumed>) = 0 [pid 4446] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4446] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4446] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4447 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4447 attached ci2-android-5-10/strace-static-x86_64: Process 4448 attached [pid 4446] creat(NULL, 0732 [pid 4445] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 4446] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4448 [pid 4448] set_robust_list(0x555557559760, 24 [pid 4447] set_robust_list(0x555557559760, 24 [pid 4446] exit_group(0 [pid 4445] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4446] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4448] <... set_robust_list resumed>) = 0 [pid 4447] <... set_robust_list resumed>) = 0 [pid 4446] +++ exited with 0 +++ [pid 4445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 4445] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4445] write(3, "1000", 4 [pid 298] umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./797/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./797/binderfs" [pid 4447] rt_sigprocmask(SIG_SETMASK, [] [pid 4445] <... write resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 4445] close(3 [pid 300] umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./797/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4445] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./797/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4445] symlink("/dev/binderfs", "./binderfs" [pid 300] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./797/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4445] <... symlink resumed>) = 0 [pid 300] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 4445] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 4445] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 executing program [pid 4445] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4445] <... close_range resumed>) = 0 [pid 300] umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4445] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] newfstatat(AT_FDCWD, "./831/binderfs" [pid 298] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./797/tracing" [pid 4445] <... mkdirat resumed>) = 0 [pid 300] unlink("./831/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] rmdir("./797" [pid 4448] rt_sigprocmask(SIG_SETMASK, [] [pid 4447] chdir("./861" [pid 4445] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./798", 0777 [pid 4448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4447] <... chdir resumed>) = 0 [pid 4445] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4445] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4445] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4445] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./831/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4448] chdir("./818" [pid 4447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4445] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4449 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4447] <... prctl resumed>) = 0 [pid 4445] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4449 attached [pid 4448] <... chdir resumed>) = 0 [pid 4447] setpgid(0, 0 [pid 4445] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4447] <... setpgid resumed>) = 0 [pid 4445] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./831/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4449] set_robust_list(0x555557559760, 24) = 0 [pid 4448] <... prctl resumed>) = 0 [pid 4447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4445] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 4448] setpgid(0, 0 [pid 4447] <... openat resumed>) = 3 [pid 4445] exit_group(0 [pid 300] fstat(4 [pid 4445] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4448] <... setpgid resumed>) = 0 [pid 4447] write(3, "1000", 4 [pid 300] getdents64(4 [pid 4445] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4447] <... write resumed>) = 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4447] close(3 [pid 300] getdents64(4 [pid 4448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4447] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4447] symlink("/dev/binderfs", "./binderfs" [pid 300] close(4 [pid 4448] <... openat resumed>) = 3 [pid 4447] <... symlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4448] write(3, "1000", 4 [pid 4447] write(1, "executing program\n", 18 [pid 300] rmdir("./831/tracing" [pid 4449] rt_sigprocmask(SIG_SETMASK, [] [pid 4447] <... write resumed>) = 18 [pid 300] <... rmdir resumed>) = 0 [pid 4447] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(3 [pid 4449] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4448] <... write resumed>) = 4 executing program [pid 4448] close(3 [pid 4447] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4449] chdir("./798" [pid 4448] <... close resumed>) = 0 [pid 4447] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3 [pid 4447] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4448] symlink("/dev/binderfs", "./binderfs" [pid 4447] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4447] <... mount resumed>) = 0 [pid 301] umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./831" [pid 4448] <... symlink resumed>) = 0 [pid 4447] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4448] write(1, "executing program\n", 18 [pid 4447] <... openat resumed>) = 3 [pid 301] unlink("./833/binderfs" [pid 4447] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 300] mkdir("./832", 0777 [pid 4448] <... write resumed>) = 18 [pid 301] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./833/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4448] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4447] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 301] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./833/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4448] <... close_range resumed>) = 0 [pid 4447] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4448] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4447] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4447] creat(NULL, 0732 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 4448] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4447] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./833/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4449] <... chdir resumed>) = 0 [pid 4448] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4447] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4447] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 4448] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./833" [pid 4447] +++ exited with 0 +++ [pid 4448] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4450 [pid 301] mkdir("./834", 0777 [pid 4448] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4448] write(3, "p:s/p ./file0:0", 15 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4448] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4451 [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4451 attached [pid 4449] <... prctl resumed>) = 0 [pid 4448] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4450 attached [pid 4450] set_robust_list(0x555557559760, 24) = 0 [pid 4450] rt_sigprocmask(SIG_SETMASK, [] [pid 4449] setpgid(0, 0 [pid 4448] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4451] set_robust_list(0x555557559760, 24 [pid 4450] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4450] chdir("./832" [pid 4448] creat(NULL, 0732 [pid 4450] <... chdir resumed>) = 0 [pid 4450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4450] setpgid(0, 0 [pid 4448] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4451] <... set_robust_list resumed>) = 0 [pid 4449] <... setpgid resumed>) = 0 [pid 4450] <... setpgid resumed>) = 0 [pid 4449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4448] exit_group(0 [pid 4450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4448] <... exit_group resumed>) = ? [pid 4451] rt_sigprocmask(SIG_SETMASK, [] [pid 4449] <... openat resumed>) = 3 [pid 4450] write(3, "1000", 4) = 4 [pid 4450] close(3) = 0 [pid 4450] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4448] +++ exited with 0 +++ [pid 4451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4449] write(3, "1000", 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4450] write(1, "executing program\n", 18) = 18 [pid 4450] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4450] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4449] <... write resumed>) = 4 [pid 4451] chdir("./834" [pid 4450] <... mkdirat resumed>) = 0 [pid 4449] close(3 [pid 4450] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4451] <... chdir resumed>) = 0 [pid 4450] <... mount resumed>) = 0 [pid 4449] <... close resumed>) = 0 [pid 4450] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4450] write(3, "p:s/p ./file0:0", 15 [pid 4449] symlink("/dev/binderfs", "./binderfs" [pid 4450] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4450] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4450] creat(NULL, 0732 [pid 4449] <... symlink resumed>) = 0 [pid 4450] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4450] exit_group(0 [pid 4451] <... prctl resumed>) = 0 [pid 4449] write(1, "executing program\n", 18 [pid 4450] <... exit_group resumed>) = ? executing program [pid 4451] setpgid(0, 0 [pid 4450] +++ exited with 0 +++ [pid 4449] <... write resumed>) = 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4449] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4449] <... close_range resumed>) = 0 [pid 4451] <... setpgid resumed>) = 0 [pid 4449] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4449] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4449] <... mount resumed>) = 0 [pid 4451] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4449] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4449] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4449] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 4449] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 302] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4449] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 299] getdents64(3 [pid 4449] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4449] creat(NULL, 0732 [pid 302] getdents64(3 [pid 299] umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4449] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./818/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4449] exit_group(0 [pid 302] newfstatat(AT_FDCWD, "./861/binderfs" [pid 299] unlink("./818/binderfs" [pid 4451] write(3, "1000", 4 [pid 4449] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] unlink("./861/binderfs" [pid 299] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./818/tracing" [pid 4451] <... write resumed>) = 4 [pid 4449] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./861/tracing" [pid 299] openat(AT_FDCWD, "./818/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./861/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 302] <... openat resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] fstat(4 [pid 299] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 4451] close(3 [pid 302] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./818/tracing" [pid 4451] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4451] symlink("/dev/binderfs", "./binderfs" [pid 302] close(4 [pid 299] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./861/tracing" [pid 300] umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3) = 0 [pid 299] rmdir("./818" [pid 4451] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4451] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 299] mkdir("./819", 0777 [pid 4451] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 302] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4451] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4451] <... close_range resumed>) = 0 [pid 302] rmdir("./861" [pid 300] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4451] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4452 attached [pid 302] mkdir("./862", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4452 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4451] <... mkdirat resumed>) = 0 [pid 300] umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4451] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./832/binderfs" [pid 298] fstat(3 [pid 4451] <... mount resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./832/binderfs" [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4453 attached [pid 4453] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4451] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4453 [pid 300] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4453] <... set_robust_list resumed>) = 0 [pid 4453] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4451] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./798/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4451] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./832/tracing" [pid 298] unlink("./798/binderfs" [pid 4453] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4451] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4453] chdir("./862" [pid 298] <... unlink resumed>) = 0 [pid 4451] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4451] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4453] <... chdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./832/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 4451] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4451] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4451] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./798/tracing" [pid 4451] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4453] <... prctl resumed>) = 0 [pid 4453] setpgid(0, 0) = 0 [pid 4453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4451] +++ exited with 0 +++ [pid 4453] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] umount2("./798/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4453] <... write resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./798/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./832/tracing" [pid 4453] close(3 [pid 298] <... openat resumed>) = 4 [pid 4453] <... close resumed>) = 0 [pid 4453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 300] getdents64(3 [pid 4453] write(1, "executing program\n", 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4452] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] close(3 [pid 4453] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 executing program [pid 298] getdents64(4 [pid 300] rmdir("./832" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4453] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4453] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4452] <... set_robust_list resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 300] mkdir("./833", 0777 [pid 298] <... close resumed>) = 0 [pid 4453] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4453] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./798/tracing" [pid 4453] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4453] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 4453] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4453] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4453] exit_group(0) = ? [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4454 [pid 298] close(3 [pid 4453] +++ exited with 0 +++ [pid 4452] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./798" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4454 attached [pid 4454] set_robust_list(0x555557559760, 24) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./799", 0777 [pid 4454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4454] chdir("./833") = 0 [pid 4454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... mkdir resumed>) = 0 [pid 4454] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4454] setpgid(0, 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4454] <... setpgid resumed>) = 0 [pid 4454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4454] write(3, "1000", 4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4455 [pid 4454] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4454] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4454] <... close resumed>) = 0 [pid 4454] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 4454] <... symlink resumed>) = 0 [pid 4452] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4454] write(1, "executing program\n", 18) = 18 [pid 4454] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4454] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4454] <... mkdirat resumed>) = 0 [pid 4452] chdir("./819" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4454] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4454] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4454] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(3 [pid 4454] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4454] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 4454] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4454] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4454] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4454] creat(NULL, 0732 [pid 301] newfstatat(AT_FDCWD, "./834/binderfs" [pid 4454] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./834/binderfs" [pid 4454] exit_group(0 [pid 301] <... unlink resumed>) = 0 [pid 4454] <... exit_group resumed>) = ? [pid 301] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4454] +++ exited with 0 +++ [pid 4452] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./834/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4455 attached [pid 301] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4455] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4455] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./834/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4452] <... prctl resumed>) = 0 [pid 301] getdents64(4 [pid 4452] setpgid(0, 0 [pid 4455] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4452] <... setpgid resumed>) = 0 [pid 301] getdents64(4 [pid 4452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 4455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./834/tracing" [pid 302] <... openat resumed>) = 3 [pid 4455] chdir("./799") = 0 [pid 4455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 301] <... rmdir resumed>) = 0 [pid 4452] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 4452] write(3, "1000", 4 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4455] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(3 [pid 4452] <... write resumed>) = 4 [pid 4455] setpgid(0, 0 [pid 302] umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4452] close(3 [pid 301] <... close resumed>) = 0 [pid 4452] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./834" [pid 4452] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./862/binderfs" [pid 4455] <... setpgid resumed>) = 0 [pid 4455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] unlink("./862/binderfs" [pid 301] mkdir("./835", 0777 [pid 4455] write(3, "1000", 4) = 4 [pid 302] <... unlink resumed>) = 0 [pid 4455] close(3) = 0 [pid 4455] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4452] <... symlink resumed>) = 0 [pid 302] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 4455] write(1, "executing program\n", 18 [pid 4452] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4452] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4452] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4455] <... write resumed>) = 18 [pid 4455] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program [pid 4455] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4452] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./862/tracing" [pid 4455] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4452] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4456 [pid 302] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4455] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./862/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4455] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 4455] <... openat resumed>) = 3 [pid 4452] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4455] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(4 [pid 4452] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4455] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 4452] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4455] openat(AT_FDCWD, NULL, O_WRONLY [pid 4452] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(4 [pid 4455] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 4452] <... openat resumed>) = 3 [pid 302] rmdir("./862/tracing" [pid 4455] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4455] exit_group(0) = ? [pid 4455] +++ exited with 0 +++ [pid 4452] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4452] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(3ci2-android-5-10/strace-static-x86_64: Process 4456 attached [pid 4452] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 300] umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4452] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./862" [pid 4452] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4456] set_robust_list(0x555557559760, 24) = 0 [pid 4456] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 4452] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./863", 0777 [pid 300] <... openat resumed>) = 3 [pid 4456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4456] chdir("./835") = 0 [pid 4456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 4452] exit_group(0 [pid 300] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 4452] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 298] umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4457 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./799/binderfs" [pid 300] newfstatat(AT_FDCWD, "./833/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4452] +++ exited with 0 +++ [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./799/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4457 attached [pid 300] unlink("./833/binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./799/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./799/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./799/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4457] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 300] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./833/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 300] openat(AT_FDCWD, "./833/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 298] rmdir("./799/tracing" [pid 4457] <... set_robust_list resumed>) = 0 [pid 4456] setpgid(0, 0 [pid 300] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4456] <... setpgid resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 4456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4456] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 4456] write(3, "1000", 4 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 4456] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./819/binderfs" [pid 298] rmdir("./799" [pid 4457] rt_sigprocmask(SIG_SETMASK, [] [pid 4456] close(3 [pid 300] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4456] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] unlink("./819/binderfs" [pid 298] mkdir("./800", 0777 [pid 4457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4456] symlink("/dev/binderfs", "./binderfs" [pid 300] rmdir("./833/tracing" [pid 299] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4456] <... symlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4456] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4456] <... write resumed>) = 18 [pid 300] getdents64(3 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4457] chdir("./863" [pid 4456] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4457] <... chdir resumed>) = 0 [pid 4456] <... close_range resumed>) = 0 [pid 300] close(3 [pid 299] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4458 [pid 4457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4456] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4458 attached [pid 4457] <... prctl resumed>) = 0 [pid 4456] <... mkdirat resumed>) = 0 [pid 300] rmdir("./833" [pid 299] newfstatat(AT_FDCWD, "./819/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4457] setpgid(0, 0 [pid 4456] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4457] <... setpgid resumed>) = 0 [pid 4456] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./834", 0777 [pid 4457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4456] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4456] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4457] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./819/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4457] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4457] <... write resumed>) = 4 [pid 299] fstat(4 [pid 4456] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4456] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4456] exit_group(0) = ? [pid 4457] close(3 [pid 4456] +++ exited with 0 +++ [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4457] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4459 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4459 attached [pid 4457] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4459] set_robust_list(0x555557559760, 24 [pid 299] close(4 [pid 4459] <... set_robust_list resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4459] rt_sigprocmask(SIG_SETMASK, [] [pid 4457] <... symlink resumed>) = 0 [pid 299] rmdir("./819/tracing" [pid 4459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4459] chdir("./834" [pid 4457] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 4459] <... chdir resumed>) = 0 [pid 4457] <... write resumed>) = 18 executing program [pid 299] getdents64(3 [pid 4459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4457] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4459] <... prctl resumed>) = 0 [pid 4457] <... close_range resumed>) = 0 [pid 299] close(3 [pid 4459] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 4459] <... setpgid resumed>) = 0 [pid 299] rmdir("./819" [pid 4457] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4459] write(3, "1000", 4 [pid 299] mkdir("./820", 0777 [pid 4459] <... write resumed>) = 4 [pid 4459] close(3) = 0 [pid 4459] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4457] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4459] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4457] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4459] <... write resumed>) = 18 [pid 4457] <... mount resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4457] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4459] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4459] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4457] <... openat resumed>) = 3 [pid 4459] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4457] write(3, "p:s/p ./file0:0", 15 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4460 [pid 4459] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4457] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4459] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4457] openat(AT_FDCWD, NULL, O_WRONLY [pid 4459] <... openat resumed>) = 3 [pid 4457] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4459] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4459] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4457] creat(NULL, 0732 [pid 4458] set_robust_list(0x555557559760, 24 [pid 4459] creat(NULL, 0732 [pid 4457] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4459] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4459] exit_group(0) = ? [pid 4459] +++ exited with 0 +++ [pid 4458] <... set_robust_list resumed>) = 0 [pid 4457] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4457] <... exit_group resumed>) = ? [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4460 attached [pid 4460] set_robust_list(0x555557559760, 24) = 0 [pid 4460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4460] chdir("./820" [pid 4457] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4460] <... chdir resumed>) = 0 [pid 4460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4460] setpgid(0, 0) = 0 [pid 4460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4458] rt_sigprocmask(SIG_SETMASK, [] [pid 4460] write(3, "1000", 4) = 4 [pid 4460] close(3) = 0 [pid 4458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4460] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4458] chdir("./800" [pid 4460] write(1, "executing program\n", 18) = 18 [pid 4460] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4460] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4458] <... chdir resumed>) = 0 [pid 4460] <... mkdirat resumed>) = 0 [pid 4458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4460] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4458] <... prctl resumed>) = 0 [pid 4458] setpgid(0, 0 [pid 4460] <... mount resumed>) = 0 [pid 4460] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4458] <... setpgid resumed>) = 0 [pid 4460] <... openat resumed>) = 3 [pid 4460] write(3, "p:s/p ./file0:0", 15 [pid 4458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4460] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4460] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4460] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4460] exit_group(0) = ? [pid 4458] <... openat resumed>) = 3 [pid 4458] write(3, "1000", 4) = 4 [pid 4458] close(3) = 0 [pid 4458] symlink("/dev/binderfs", "./binderfs" [pid 4460] +++ exited with 0 +++ [pid 4458] <... symlink resumed>) = 0 [pid 4458] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4458] <... write resumed>) = 18 [pid 4458] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4458] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./835/binderfs" [pid 4458] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./835/tracing" [pid 4458] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4458] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./835/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 4458] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4458] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./835/tracing" [pid 300] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4458] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 4458] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./835" [pid 300] <... openat resumed>) = 3 [pid 4458] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./836", 0777 [pid 300] fstat(3 [pid 4458] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 4458] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4458] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4461 [pid 300] umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4458] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4458] exit_group(0 [pid 302] umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4458] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./834/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4458] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 300] unlink("./834/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./863/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] unlink("./863/binderfs" [pid 300] newfstatat(AT_FDCWD, "./834/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./820/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./834/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./820/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./863/tracing" [pid 300] fstat(4 [pid 299] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./863/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./820/tracing" [pid 300] close(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 299] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./834/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./820/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 302] close(4 [pid 299] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 299] fstat(4 [pid 302] rmdir("./863/tracing" [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./834" [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] mkdir("./835", 0777 [pid 299] close(4 [pid 302] <... close resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rmdir("./863" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./820/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./864", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4462 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./820" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./800/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./800/binderfs") = 0 [pid 299] mkdir("./821", 0777 [pid 298] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4462 attached [pid 4462] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4463 [pid 298] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./800/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./800/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./800/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4464 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 ci2-android-5-10/strace-static-x86_64: Process 4461 attached [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./800/tracing"ci2-android-5-10/strace-static-x86_64: Process 4463 attached [pid 4461] set_robust_list(0x555557559760, 24 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./800" [pid 4463] set_robust_list(0x555557559760, 24 [pid 4461] <... set_robust_list resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./801", 0777 [pid 4463] <... set_robust_list resumed>) = 0 [pid 4461] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4463] rt_sigprocmask(SIG_SETMASK, [] [pid 4461] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4465 attached [pid 4462] rt_sigprocmask(SIG_SETMASK, [] [pid 4463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4461] chdir("./836" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4465 [pid 4462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4461] <... chdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4465] set_robust_list(0x555557559760, 24 [pid 4463] chdir("./864" [pid 4462] chdir("./835" [pid 4461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4462] <... chdir resumed>) = 0 [pid 4462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4462] setpgid(0, 0) = 0 [pid 4462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4461] <... prctl resumed>) = 0 [pid 4462] <... openat resumed>) = 3 [pid 4463] <... chdir resumed>) = 0 [pid 4461] setpgid(0, 0 [pid 4465] <... set_robust_list resumed>) = 0 [pid 4462] write(3, "1000", 4) = 4 [pid 4462] close(3) = 0 [pid 4462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4462] write(1, "executing program\n", 18) = 18 [pid 4462] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4462] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4465] rt_sigprocmask(SIG_SETMASK, [] [pid 4463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4462] <... mkdirat resumed>) = 0 [pid 4461] <... setpgid resumed>) = 0 [pid 4462] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4462] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4462] <... openat resumed>) = 3 [pid 4462] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4462] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4461] <... openat resumed>) = 3 [pid 4462] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4462] exit_group(0 [pid 4463] <... prctl resumed>) = 0 [pid 4461] write(3, "1000", 4 [pid 4462] <... exit_group resumed>) = ? [pid 4465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4463] setpgid(0, 0 [pid 4462] +++ exited with 0 +++ [pid 4461] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4464 attached [pid 4461] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4464] set_robust_list(0x555557559760, 24 [pid 4463] <... setpgid resumed>) = 0 [pid 4461] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4464] <... set_robust_list resumed>) = 0 [pid 4461] symlink("/dev/binderfs", "./binderfs" [pid 4464] rt_sigprocmask(SIG_SETMASK, [] [pid 4463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4461] <... symlink resumed>) = 0 [pid 4464] chdir("./821" [pid 4463] <... openat resumed>) = 3 [pid 4461] write(1, "executing program\n", 18 [pid 4464] <... chdir resumed>) = 0 [pid 4464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4464] setpgid(0, 0) = 0 [pid 4464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4461] <... write resumed>) = 18 executing program [pid 4463] write(3, "1000", 4 [pid 4461] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4464] <... openat resumed>) = 3 [pid 4463] <... write resumed>) = 4 [pid 4461] <... close_range resumed>) = 0 [pid 4464] write(3, "1000", 4 [pid 4461] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4463] close(3 [pid 4464] <... write resumed>) = 4 [pid 4464] close(3) = 0 [pid 4464] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4463] <... close resumed>) = 0 [pid 4461] <... mkdirat resumed>) = 0 [pid 4464] write(1, "executing program\n", 18 [pid 4463] symlink("/dev/binderfs", "./binderfs" [pid 4461] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4464] <... write resumed>) = 18 [pid 4464] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4461] <... mount resumed>) = 0 [pid 4464] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4463] <... symlink resumed>) = 0 [pid 4461] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4465] chdir("./801" [pid 4464] <... mkdirat resumed>) = 0 [pid 4463] write(1, "executing program\n", 18 [pid 4461] <... openat resumed>) = 3 [pid 4464] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4461] write(3, "p:s/p ./file0:0", 15 [pid 4463] <... write resumed>) = 18 [pid 4464] <... mount resumed>) = 0 [pid 4463] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4461] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 4463] <... close_range resumed>) = 0 [pid 4461] openat(AT_FDCWD, NULL, O_WRONLY [pid 4464] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4461] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4463] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4461] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4461] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4464] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 4461] exit_group(0 [pid 300] fstat(3 [pid 4464] write(3, "p:s/p ./file0:0", 15 [pid 4461] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4464] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 4464] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4464] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./835/binderfs" [pid 4464] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./835/binderfs" [pid 4464] exit_group(0) = ? [pid 4465] <... chdir resumed>) = 0 [pid 4464] +++ exited with 0 +++ [pid 4463] <... mkdirat resumed>) = 0 [pid 4461] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4463] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4463] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./835/tracing" [pid 4463] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4463] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./835/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4463] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4463] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(4 [pid 4463] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 4463] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4463] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./835/tracing" [pid 4463] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 4463] exit_group(0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4463] <... exit_group resumed>) = ? [pid 300] close(3) = 0 [pid 300] rmdir("./835" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./836", 0777 [pid 4463] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./836/binderfs") = 0 [pid 301] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4465] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4466 [pid 301] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4465] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4465] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./836/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./836/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4465] <... openat resumed>) = 3 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./836/tracing" [pid 4465] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 4465] <... write resumed>) = 4 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./836" [pid 4465] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 4465] <... close resumed>) = 0 [pid 301] mkdir("./837", 0777 [pid 4465] symlink("/dev/binderfs", "./binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4465] <... symlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4467 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4467 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4466 attached [pid 4466] set_robust_list(0x555557559760, 24 [pid 4465] write(1, "executing program\n", 18 [pid 4466] <... set_robust_list resumed>) = 0 [pid 4466] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4465] <... write resumed>) = 18 [pid 4466] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4466] chdir("./836" [pid 4465] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4467] set_robust_list(0x555557559760, 24 [pid 4466] <... chdir resumed>) = 0 [pid 4466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4466] setpgid(0, 0) = 0 [pid 4467] <... set_robust_list resumed>) = 0 [pid 4466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4465] <... close_range resumed>) = 0 [pid 4466] <... openat resumed>) = 3 [pid 4465] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4466] write(3, "1000", 4) = 4 [pid 4466] close(3) = 0 [pid 4466] symlink("/dev/binderfs", "./binderfs" [pid 4465] <... mkdirat resumed>) = 0 [pid 4466] <... symlink resumed>) = 0 [pid 4465] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4467] rt_sigprocmask(SIG_SETMASK, [] [pid 4466] write(1, "executing program\n", 18) = 18 [pid 4465] <... mount resumed>) = 0 executing program [pid 4466] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4465] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 4466] <... close_range resumed>) = 0 [pid 4465] <... openat resumed>) = 3 [pid 4466] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4465] write(3, "p:s/p ./file0:0", 15 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4466] <... mkdirat resumed>) = 0 [pid 4465] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4465] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4465] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 4465] creat(NULL, 0732 [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4465] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 4466] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4465] exit_group(0 [pid 299] fstat(3 [pid 302] umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4465] <... exit_group resumed>) = ? [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./864/binderfs" [pid 4466] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./864/binderfs" [pid 299] umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4466] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./821/binderfs" [pid 4466] write(3, "p:s/p ./file0:0", 15 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] unlink("./821/binderfs" [pid 302] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4466] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4465] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./864/tracing" [pid 299] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./864/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4466] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./821/tracing" [pid 4466] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4466] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4466] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4467] chdir("./837" [pid 4466] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./821/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4466] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4467] <... chdir resumed>) = 0 [pid 4466] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 298] fstat(3 [pid 302] rmdir("./864/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./801/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 299] close(4 [pid 298] unlink("./801/binderfs" [pid 4467] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4467] setpgid(0, 0 [pid 302] rmdir("./864" [pid 300] umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./821/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./801/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./801/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./865", 0777 [pid 4467] <... setpgid resumed>) = 0 [pid 300] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./801/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./801/tracing" [pid 4467] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4467] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4468 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4467] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./821" [pid 300] umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4467] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./801" [pid 4467] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4467] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./836/binderfs" [pid 299] mkdir("./822", 0777 [pid 298] mkdir("./802", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4467] <... symlink resumed>) = 0 [pid 300] unlink("./836/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4467] write(1, "executing program\n", 18 [pid 300] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4467] <... write resumed>) = 18 executing program [pid 300] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4469 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4468 attached [pid 4468] set_robust_list(0x555557559760, 24) = 0 [pid 4468] rt_sigprocmask(SIG_SETMASK, [] [pid 4467] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4470 [pid 4467] <... close_range resumed>) = 0 [pid 300] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4467] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./836/tracing" [pid 4468] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4468] chdir("./865" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4468] <... chdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./836/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4467] <... mkdirat resumed>) = 0 [pid 4468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4467] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 4 [pid 4468] <... prctl resumed>) = 0 [pid 300] fstat(4 [pid 4468] setpgid(0, 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4467] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 4468] <... setpgid resumed>) = 0 [pid 4468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4467] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4468] <... openat resumed>) = 3 [pid 4467] <... openat resumed>) = 3 [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4469 attached , 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4467] write(3, "p:s/p ./file0:0", 15 [pid 300] close(4 [pid 4468] write(3, "1000", 4 [pid 300] <... close resumed>) = 0 [pid 4468] <... write resumed>) = 4 [pid 300] rmdir("./836/tracing" [pid 4467] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4468] close(3) = 0 [pid 4468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4468] write(1, "executing program\n", 18) = 18 [pid 4468] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4468] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4469] set_robust_list(0x555557559760, 24 [pid 4468] <... mkdirat resumed>) = 0 executing program [pid 4467] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 4468] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 4467] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4468] <... mount resumed>) = 0 [pid 4467] creat(NULL, 0732 [pid 4469] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4468] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(3 [pid 4467] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4468] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 4467] exit_group(0 [pid 300] rmdir("./836" [pid 4467] <... exit_group resumed>) = ? [pid 4468] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4468] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4468] creat(NULL, 0732 [pid 300] <... rmdir resumed>) = 0 [pid 4468] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4468] exit_group(0) = ? [pid 4469] rt_sigprocmask(SIG_SETMASK, [] [pid 4468] +++ exited with 0 +++ [pid 4467] +++ exited with 0 +++ [pid 300] mkdir("./837", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4470 attached [pid 4470] set_robust_list(0x555557559760, 24) = 0 [pid 4470] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 4470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4470] chdir("./822" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4470] <... chdir resumed>) = 0 [pid 4470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4470] setpgid(0, 0) = 0 [pid 4470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4471 [pid 4469] chdir("./802" [pid 4470] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4470] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4470] close(3) = 0 [pid 4470] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4469] <... chdir resumed>) = 0 [pid 4470] write(1, "executing program\n", 18) = 18 [pid 4470] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4470] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4470] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4469] <... prctl resumed>) = 0 [pid 4470] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4470] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4469] setpgid(0, 0 [pid 4470] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4470] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4470] exit_group(0) = ? [pid 4470] +++ exited with 0 +++ [pid 4469] <... setpgid resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4471 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4471] set_robust_list(0x555557559760, 24) = 0 [pid 4471] rt_sigprocmask(SIG_SETMASK, [] [pid 4469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4471] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4471] chdir("./837") = 0 [pid 4471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4471] setpgid(0, 0 [pid 4469] <... openat resumed>) = 3 [pid 4471] <... setpgid resumed>) = 0 [pid 4471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4469] write(3, "1000", 4 [pid 4471] <... openat resumed>) = 3 [pid 4471] write(3, "1000", 4) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 4469] <... write resumed>) = 4 [pid 4471] close(3) = 0 [pid 4469] close(3 [pid 4471] symlink("/dev/binderfs", "./binderfs" [pid 4469] <... close resumed>) = 0 [pid 302] umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4469] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3 [pid 301] umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4469] <... symlink resumed>) = 0 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4469] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 3 [pid 4469] <... write resumed>) = 18 executing program [pid 302] umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 4469] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4469] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./865/binderfs" [pid 301] getdents64(3 [pid 4469] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./865/binderfs" [pid 301] umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./837/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./837/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 4469] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4469] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./865/tracing" [pid 4469] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./837/tracing" [pid 4469] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4469] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4471] <... symlink resumed>) = 0 [pid 4469] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./865/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4471] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./837/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 4471] <... write resumed>) = 18 executing program [pid 4469] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 301] <... openat resumed>) = 4 [pid 299] fstat(3 [pid 4471] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4469] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4471] <... close_range resumed>) = 0 [pid 4469] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4471] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4469] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 4471] <... mkdirat resumed>) = 0 [pid 4469] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4471] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4469] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 299] umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4471] <... mount resumed>) = 0 [pid 4469] <... exit_group resumed>) = ? [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4471] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4471] <... openat resumed>) = 3 [pid 302] rmdir("./865/tracing" [pid 301] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./822/binderfs" [pid 4471] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./837/tracing" [pid 4471] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4469] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4471] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 299] unlink("./822/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4471] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4471] creat(NULL, 0732 [pid 301] close(3 [pid 4471] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4471] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./837" [pid 4471] <... exit_group resumed>) = ? [pid 302] rmdir("./865" [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4471] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./838", 0777 [pid 302] mkdir("./866", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4472 attached [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4472 [pid 300] umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./822/tracing" [pid 300] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4473 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 299] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] openat(AT_FDCWD, "./822/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4473 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 4 [pid 300] umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./837/binderfs" [pid 4473] set_robust_list(0x555557559760, 24 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 300] unlink("./837/binderfs" [pid 4473] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4473] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(4 [pid 300] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4473] chdir("./866" [pid 300] <... umount2 resumed>) = 0 [pid 299] close(4 [pid 300] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./822/tracing" [pid 300] newfstatat(AT_FDCWD, "./837/tracing" [pid 4473] <... chdir resumed>) = 0 [pid 4473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4473] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 300] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 300] openat(AT_FDCWD, "./837/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4473] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./822" [pid 4472] set_robust_list(0x555557559760, 24 [pid 300] fstat(4 [pid 4473] write(3, "1000", 4) = 4 [pid 4473] close(3) = 0 [pid 4473] symlink("/dev/binderfs", "./binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4473] <... symlink resumed>) = 0 [pid 4472] <... set_robust_list resumed>) = 0 [pid 300] getdents64(4 [pid 299] mkdir("./823", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4473] write(1, "executing program\n", 18) = 18 [pid 4473] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4473] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 executing program [pid 300] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(4 [pid 298] umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4473] <... mkdirat resumed>) = 0 [pid 298] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./837/tracing" [pid 298] <... openat resumed>) = 3 [pid 4473] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4474 [pid 298] fstat(3 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(3 [pid 298] getdents64(3 [pid 4473] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./837" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4473] <... openat resumed>) = 3 [pid 4473] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./838", 0777 [pid 298] newfstatat(AT_FDCWD, "./802/binderfs" [pid 4473] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4473] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4473] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] unlink("./802/binderfs" [pid 4473] <... exit_group resumed>) = ? [pid 4473] +++ exited with 0 +++ [pid 4472] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4474 attached [pid 4474] set_robust_list(0x555557559760, 24) = 0 [pid 4474] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4474] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4475 [pid 298] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4474] chdir("./823" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./802/tracing" [pid 4474] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./802/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4474] <... prctl resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4474] setpgid(0, 0 [pid 298] openat(AT_FDCWD, "./802/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4474] <... setpgid resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4 [pid 4474] <... openat resumed>) = 3 [pid 4472] chdir("./838" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4474] write(3, "1000", 4 [pid 298] getdents64(4 [pid 4474] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4475 attached [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4474] close(3 [pid 298] getdents64(4 [pid 4472] <... chdir resumed>) = 0 [pid 4474] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4474] symlink("/dev/binderfs", "./binderfs" [pid 298] close(4 [pid 4474] <... symlink resumed>) = 0 [pid 4472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 executing program [pid 4474] write(1, "executing program\n", 18 [pid 298] rmdir("./802/tracing" [pid 4474] <... write resumed>) = 18 [pid 4474] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4474] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4472] <... prctl resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4474] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3 [pid 4474] <... mount resumed>) = 0 [pid 4472] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4474] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] close(3 [pid 4474] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 4474] write(3, "p:s/p ./file0:0", 15 [pid 298] rmdir("./802" [pid 4474] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4474] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 4474] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] mkdir("./803", 0777 [pid 4474] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4474] exit_group(0) = ? [pid 4474] +++ exited with 0 +++ [pid 4472] <... setpgid resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4475] set_robust_list(0x555557559760, 24) = 0 [pid 4475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4475] chdir("./838" [pid 302] <... restart_syscall resumed>) = 0 [pid 4475] <... chdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4476 [pid 4475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4475] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4475] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4475] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 4475] write(3, "1000", 4 [pid 302] fstat(3 [pid 4475] <... write resumed>) = 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4475] close(3 [pid 302] getdents64(3 [pid 4475] <... close resumed>) = 0 [pid 4475] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4475] <... symlink resumed>) = 0 [pid 4472] <... openat resumed>) = 3 [pid 302] umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4475] write(1, "executing program\n", 18) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4475] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 4472] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./866/binderfs" [pid 4475] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4472] <... write resumed>) = 4 [pid 302] unlink("./866/binderfs" [pid 4475] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4472] close(3 [pid 302] <... unlink resumed>) = 0 [pid 4475] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4472] <... close resumed>) = 0 [pid 302] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4475] <... mount resumed>) = 0 [pid 4472] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 4475] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4475] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4475] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./866/tracing" [pid 4472] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4472] write(1, "executing program\n", 18 [pid 302] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4475] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4472] <... write resumed>) = 18 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4475] openat(AT_FDCWD, NULL, O_WRONLY [pid 4472] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./866/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4475] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 4472] <... close_range resumed>) = 0 [pid 302] fstat(4 [pid 4475] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4472] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 4475] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4475] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4475] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 4475] +++ exited with 0 +++ [pid 4472] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 4472] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./866/tracing" [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4476 attached [pid 4476] set_robust_list(0x555557559760, 24) = 0 [pid 4476] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 4472] <... mount resumed>) = 0 [pid 302] getdents64(3 [pid 4476] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4472] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 299] umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./866" [pid 4472] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4476] chdir("./803") = 0 [pid 4476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 4472] write(3, "p:s/p ./file0:0", 15 [pid 299] <... openat resumed>) = 3 [pid 302] mkdir("./867", 0777 [pid 299] fstat(3 [pid 4476] <... prctl resumed>) = 0 [pid 4476] setpgid(0, 0) = 0 [pid 4476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 4472] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4472] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4472] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 4476] <... openat resumed>) = 3 [pid 4476] write(3, "1000", 4) = 4 [pid 4476] close(3) = 0 [pid 4476] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4472] creat(NULL, 0732 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4477 [pid 4472] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4476] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./823/binderfs" [pid 4472] exit_group(0 [pid 300] umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4472] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./823/binderfs" [pid 300] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4476] <... write resumed>) = 18 [pid 4476] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4476] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 4476] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4472] +++ exited with 0 +++ [pid 300] getdents64(3 [pid 299] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4476] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./823/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4476] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./838/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./838/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4476] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./823/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 4476] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = 0 [pid 299] fstat(4 [pid 300] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4476] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./838/tracing" [pid 4476] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 300] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 300] openat(AT_FDCWD, "./838/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4476] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./823/tracing"ci2-android-5-10/strace-static-x86_64: Process 4477 attached [pid 4476] creat(NULL, 0732 [pid 300] fstat(4 [pid 4477] set_robust_list(0x555557559760, 24 [pid 4476] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 4477] <... set_robust_list resumed>) = 0 [pid 4476] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 299] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 4477] rt_sigprocmask(SIG_SETMASK, [] [pid 4476] <... exit_group resumed>) = ? [pid 300] close(4 [pid 299] rmdir("./823" [pid 301] umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4476] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./838/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 4477] chdir("./867" [pid 301] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] mkdir("./824", 0777 [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4477] <... chdir resumed>) = 0 [pid 4477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4477] setpgid(0, 0) = 0 [pid 4477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(3 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4477] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 300] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./838" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4477] write(3, "1000", 4) = 4 [pid 4477] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./838/binderfs" [pid 298] <... openat resumed>) = 3 [pid 4477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] fstat(3 [pid 4477] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./838/binderfs" [pid 300] mkdir("./839", 0777 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4478 [pid 298] getdents64(3 [pid 4477] <... write resumed>) = 18 [pid 4477] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 4477] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4477] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4477] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./803/binderfs" [pid 301] newfstatat(AT_FDCWD, "./838/tracing" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4477] <... mount resumed>) = 0 [pid 4477] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4477] write(3, "p:s/p ./file0:0", 15 [pid 298] unlink("./803/binderfs" [pid 301] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4479 [pid 4477] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./838/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4477] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(4 [pid 4477] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4477] creat(NULL, 0732 [pid 301] getdents64(4 [pid 298] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4477] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4477] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4477] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./803/tracing"ci2-android-5-10/strace-static-x86_64: Process 4479 attached [pid 4477] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./803/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./838/tracing"ci2-android-5-10/strace-static-x86_64: Process 4478 attached [pid 298] openat(AT_FDCWD, "./803/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4478] set_robust_list(0x555557559760, 24) = 0 [pid 4478] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 298] fstat(4 [pid 4478] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3 [pid 4478] chdir("./824" [pid 301] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 301] rmdir("./838" [pid 4478] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4478] setpgid(0, 0) = 0 [pid 4478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./839", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4478] <... openat resumed>) = 3 [pid 4478] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 4478] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(4 [pid 302] umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4478] close(3) = 0 [pid 4478] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4478] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4480 [pid 302] fstat(3 [pid 298] rmdir("./803/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4478] <... write resumed>) = 18 [pid 4478] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4478] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4479] set_robust_list(0x555557559760, 24 [pid 4478] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 302] umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4478] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] newfstatat(AT_FDCWD, "./867/binderfs" [pid 298] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./803" [pid 302] unlink("./867/binderfs" [pid 4478] <... mount resumed>) = 0 [pid 4478] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4478] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 298] mkdir("./804", 0777 [pid 302] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4478] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4478] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... mkdir resumed>) = 0 [pid 4478] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4478] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./867/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4478] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4481 attached [pid 4479] <... set_robust_list resumed>) = 0 [pid 4478] +++ exited with 0 +++ [pid 302] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4480 attached [pid 4480] set_robust_list(0x555557559760, 24) = 0 [pid 4480] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4481 [pid 302] openat(AT_FDCWD, "./867/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4480] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4480] chdir("./839" [pid 302] getdents64(4 [pid 4481] set_robust_list(0x555557559760, 24 [pid 4480] <... chdir resumed>) = 0 [pid 4479] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] getdents64(4 [pid 4480] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4480] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 4481] <... set_robust_list resumed>) = 0 [pid 4480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4479] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 4480] <... openat resumed>) = 3 [pid 302] rmdir("./867/tracing" [pid 4479] chdir("./839" [pid 4480] write(3, "1000", 4) = 4 [pid 4480] close(3) = 0 [pid 4480] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 4479] <... chdir resumed>) = 0 [pid 302] getdents64(3 [pid 4481] rt_sigprocmask(SIG_SETMASK, [] [pid 4480] <... symlink resumed>) = 0 [pid 4479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4480] write(1, "executing program\n", 18 [pid 302] close(3 [pid 4479] <... prctl resumed>) = 0 [pid 4480] <... write resumed>) = 18 executing program [pid 4479] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 4480] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4479] <... setpgid resumed>) = 0 [pid 302] rmdir("./867" [pid 4480] <... close_range resumed>) = 0 [pid 4480] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4480] <... mkdirat resumed>) = 0 [pid 4479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./868", 0777 [pid 4480] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4480] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 4480] <... openat resumed>) = 3 [pid 4479] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4479] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4480] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4480] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4480] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4479] <... write resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4482 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4480] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4479] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4480] <... exit_group resumed>) = ? [pid 299] <... openat resumed>) = 3 [pid 4479] <... close resumed>) = 0 [pid 299] fstat(3 [pid 4481] chdir("./804" [pid 4480] +++ exited with 0 +++ [pid 4479] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4482 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4482] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4479] <... symlink resumed>) = 0 [pid 299] umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4482] <... set_robust_list resumed>) = 0 [pid 4479] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4482] rt_sigprocmask(SIG_SETMASK, [] [pid 4479] <... write resumed>) = 18 [pid 299] newfstatat(AT_FDCWD, "./824/binderfs" [pid 4482] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4479] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4482] chdir("./868" [pid 4479] <... close_range resumed>) = 0 [pid 299] unlink("./824/binderfs" [pid 4482] <... chdir resumed>) = 0 [pid 4482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4482] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 4482] <... setpgid resumed>) = 0 [pid 4479] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4482] write(3, "1000", 4) = 4 [pid 4479] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4482] close(3 [pid 4479] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4482] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4482] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./824/tracing" [pid 4479] <... mount resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4482] <... symlink resumed>) = 0 [pid 4479] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./824/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4482] write(1, "executing program\n", 18 [pid 4479] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 4 [pid 4479] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 4482] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4479] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 301] fstat(3 [pid 299] getdents64(4 [pid 4479] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4481] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] close(4 [pid 4481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4479] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4479] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4481] <... prctl resumed>) = 0 [pid 301] umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./824/tracing" [pid 4479] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4482] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4482] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./839/binderfs" [pid 299] getdents64(3 [pid 4479] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4481] setpgid(0, 0 [pid 4479] <... exit_group resumed>) = ? [pid 301] unlink("./839/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4482] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] close(3 [pid 301] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4482] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 299] rmdir("./824" [pid 301] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4482] <... mount resumed>) = 0 [pid 4482] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 4481] <... setpgid resumed>) = 0 [pid 4479] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./839/tracing" [pid 299] mkdir("./825", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4482] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4482] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./839/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4482] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 4482] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4482] exit_group(0) = ? [pid 4482] +++ exited with 0 +++ [pid 4481] <... openat resumed>) = 3 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4481] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4483 [pid 301] getdents64(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4481] <... write resumed>) = 4 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4481] close(3 [pid 301] close(4ci2-android-5-10/strace-static-x86_64: Process 4483 attached [pid 4481] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4483] set_robust_list(0x555557559760, 24 [pid 4481] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./839/tracing" [pid 4483] <... set_robust_list resumed>) = 0 [pid 4483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4483] chdir("./825" [pid 301] <... rmdir resumed>) = 0 [pid 4483] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 4483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4481] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4483] <... prctl resumed>) = 0 [pid 4481] write(1, "executing program\n", 18 [pid 301] close(3 [pid 4483] setpgid(0, 0 [pid 4481] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 4483] <... setpgid resumed>) = 0 [pid 301] rmdir("./839" [pid 4481] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 301] <... rmdir resumed>) = 0 [pid 4481] <... close_range resumed>) = 0 [pid 301] mkdir("./840", 0777 [pid 4483] write(3, "1000", 4) = 4 [pid 4483] close(3) = 0 [pid 4483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4481] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 4483] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4483] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4483] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 4483] <... close_range resumed>) = 0 [pid 4483] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4484 [pid 4483] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4481] <... mkdirat resumed>) = 0 [pid 302] umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4481] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 executing program [pid 4483] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4481] <... mount resumed>) = 0 [pid 4483] <... openat resumed>) = 3 [pid 4481] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 302] umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4483] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4481] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4481] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./868/binderfs" [pid 4483] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./839/binderfs" [pid 302] unlink("./868/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4483] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 4481] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] unlink("./839/binderfs" [pid 4483] creat(NULL, 0732 [pid 302] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4483] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4483] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 4481] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4481] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4483] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4481] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./868/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4481] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./839/tracing" [pid 4481] exit_group(0 [pid 302] openat(AT_FDCWD, "./868/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4483] +++ exited with 0 +++ [pid 4481] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./839/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4484 attached [pid 300] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] fstat(4 [pid 302] getdents64(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 302] close(4 [pid 4484] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4481] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 302] rmdir("./868/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4484] <... set_robust_list resumed>) = 0 [pid 4484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4484] chdir("./840" [pid 302] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./839/tracing" [pid 302] close(3 [pid 4484] <... chdir resumed>) = 0 [pid 4484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4484] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 302] rmdir("./868" [pid 4484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4484] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 302] mkdir("./869", 0777 [pid 300] <... close resumed>) = 0 [pid 4484] write(3, "1000", 4) = 4 [pid 4484] close(3) = 0 [pid 4484] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] rmdir("./839" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4484] write(1, "executing program\n", 18) = 18 [pid 4484] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4484] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./840", 0777 [pid 4484] <... mkdirat resumed>) = 0 [pid 4484] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4484] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4484] write(3, "p:s/p ./file0:0", 15 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4485 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4484] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4484] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4484] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4484] exit_group(0 [pid 298] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4486 [pid 4484] <... exit_group resumed>) = ? [pid 298] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 299] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4486 attached [pid 4484] +++ exited with 0 +++ [pid 299] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4485 attached [pid 4485] set_robust_list(0x555557559760, 24) = 0 [pid 4485] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 298] umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./804/binderfs" [pid 4485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4485] chdir("./869" [pid 299] umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./804/binderfs" [pid 299] newfstatat(AT_FDCWD, "./825/binderfs" [pid 4485] <... chdir resumed>) = 0 [pid 4485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./825/binderfs" [pid 4485] setpgid(0, 0) = 0 [pid 4485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 299] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4485] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./804/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./825/tracing" [pid 4485] write(3, "1000", 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./804/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./804/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4485] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./825/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 301] getdents64(3 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 301] umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4485] close(3 [pid 301] newfstatat(AT_FDCWD, "./840/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] unlink("./840/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 4485] <... close resumed>) = 0 [pid 4485] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 299] close(4 [pid 298] <... close resumed>) = 0 [pid 301] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./804/tracing" [pid 4485] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] rmdir("./825/tracing" [pid 4485] write(1, "executing program\n", 18) = 18 [pid 4485] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4485] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./840/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 298] close(3 [pid 4485] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./825" [pid 301] openat(AT_FDCWD, "./840/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./804" [pid 4486] set_robust_list(0x555557559760, 24 [pid 4485] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4485] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(4 [pid 299] mkdir("./826", 0777 [pid 298] mkdir("./805", 0777 [pid 4486] <... set_robust_list resumed>) = 0 [pid 4485] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4485] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4486] rt_sigprocmask(SIG_SETMASK, [] [pid 4485] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4485] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4485] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4486] chdir("./840" [pid 4485] creat(NULL, 0732 [pid 301] close(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4488 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4487 [pid 4485] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 4486] <... chdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4485] exit_group(0 [pid 301] rmdir("./840/tracing" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4488 attached [pid 4486] <... prctl resumed>) = 0 [pid 4485] <... exit_group resumed>) = ? [pid 301] <... rmdir resumed>) = 0 [pid 4488] set_robust_list(0x555557559760, 24 [pid 4486] setpgid(0, 0 [pid 4485] +++ exited with 0 +++ [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4486] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... close resumed>) = 0 [pid 4486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./840" [pid 4488] <... set_robust_list resumed>) = 0 [pid 4486] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./841", 0777 [pid 4488] rt_sigprocmask(SIG_SETMASK, [] [pid 4486] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 4486] <... write resumed>) = 4 [pid 302] umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4486] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4486] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4488] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4486] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4489 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4487 attached [pid 4487] set_robust_list(0x555557559760, 24) = 0 [pid 4486] <... symlink resumed>) = 0 [pid 302] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4489 attached [pid 4488] chdir("./826" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4486] write(1, "executing program\n", 18 [pid 302] getdents64(3 executing program [pid 4487] rt_sigprocmask(SIG_SETMASK, [] [pid 4486] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4486] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4486] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4486] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] newfstatat(AT_FDCWD, "./869/binderfs" [pid 4487] chdir("./805" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4487] <... chdir resumed>) = 0 [pid 4486] <... mkdirat resumed>) = 0 [pid 302] unlink("./869/binderfs" [pid 4487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4487] setpgid(0, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4486] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4487] <... openat resumed>) = 3 [pid 4486] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4488] <... chdir resumed>) = 0 [pid 4486] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4487] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4486] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./869/tracing" [pid 4487] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4486] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4487] close(3 [pid 4486] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4486] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./869/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4486] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 4486] creat(NULL, 0732 [pid 302] fstat(4 [pid 4486] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4487] <... close resumed>) = 0 [pid 4486] exit_group(0 [pid 302] getdents64(4 [pid 4486] <... exit_group resumed>) = ? [pid 4487] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4487] <... symlink resumed>) = 0 [pid 4486] +++ exited with 0 +++ [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 4487] write(1, "executing program\n", 18 [pid 302] rmdir("./869/tracing" [pid 4487] <... write resumed>) = 18 [pid 4487] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4487] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4487] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 4488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4488] <... prctl resumed>) = 0 [pid 302] close(3 [pid 4488] setpgid(0, 0 [pid 4487] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4488] <... setpgid resumed>) = 0 [pid 4487] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./869" [pid 4487] <... openat resumed>) = 3 [pid 4487] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4487] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 4488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4487] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./870", 0777 [pid 4487] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4487] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 4487] <... exit_group resumed>) = ? [pid 4488] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4489] set_robust_list(0x555557559760, 24 [pid 4488] write(3, "1000", 4 [pid 4487] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4488] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4488] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4490 [pid 4488] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4490 attached [pid 4488] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4490] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4490] <... set_robust_list resumed>) = 0 [pid 4490] rt_sigprocmask(SIG_SETMASK, [] [pid 4488] <... symlink resumed>) = 0 [pid 4490] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4488] write(1, "executing program\n", 18 [pid 4490] chdir("./870" [pid 4488] <... write resumed>) = 18 executing program [pid 4490] <... chdir resumed>) = 0 [pid 4490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4490] setpgid(0, 0) = 0 [pid 4490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4488] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4490] <... openat resumed>) = 3 [pid 4489] <... set_robust_list resumed>) = 0 [pid 4488] <... close_range resumed>) = 0 [pid 4490] write(3, "1000", 4 [pid 4488] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4489] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 4490] <... write resumed>) = 4 [pid 4490] close(3 [pid 298] umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4490] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4490] symlink("/dev/binderfs", "./binderfs" [pid 298] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4490] <... symlink resumed>) = 0 [pid 4488] <... mkdirat resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4490] write(1, "executing program\n", 18 [pid 4488] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] fstat(3 [pid 4490] <... write resumed>) = 18 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4490] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 4490] <... close_range resumed>) = 0 executing program [pid 4490] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4488] <... mount resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4490] <... mkdirat resumed>) = 0 [pid 4489] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4488] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4490] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4488] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./805/binderfs" [pid 4490] <... mount resumed>) = 0 [pid 4488] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4490] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./805/binderfs" [pid 4490] <... openat resumed>) = 3 [pid 4490] write(3, "p:s/p ./file0:0", 15 [pid 4488] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4488] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4490] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4488] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4490] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4488] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./805/tracing" [pid 300] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./805/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4490] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./805/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./840/binderfs" [pid 298] fstat(4 [pid 4488] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./840/binderfs" [pid 298] getdents64(4 [pid 4490] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4490] exit_group(0) = ? [pid 300] <... unlink resumed>) = 0 [pid 4490] +++ exited with 0 +++ [pid 4489] chdir("./841" [pid 4488] exit_group(0 [pid 300] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4489] <... chdir resumed>) = 0 [pid 4488] <... exit_group resumed>) = ? [pid 300] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 300] newfstatat(AT_FDCWD, "./840/tracing" [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./805/tracing" [pid 300] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./840/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(4 [pid 298] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] rmdir("./805" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./806", 0777 [pid 300] close(4 [pid 4489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4488] +++ exited with 0 +++ [pid 298] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4489] <... prctl resumed>) = 0 [pid 300] rmdir("./840/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4489] setpgid(0, 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4489] <... setpgid resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4491 [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./840"ci2-android-5-10/strace-static-x86_64: Process 4491 attached [pid 4491] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./841", 0777 [pid 4491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4491] chdir("./806") = 0 [pid 4491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 4491] <... prctl resumed>) = 0 [pid 4489] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4491] setpgid(0, 0 [pid 4489] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4491] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4489] <... write resumed>) = 4 [pid 4491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4491] write(3, "1000", 4) = 4 [pid 4489] close(3 [pid 4491] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4492 [pid 4489] <... close resumed>) = 0 [pid 4491] <... close resumed>) = 0 [pid 4489] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4491] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4491] <... symlink resumed>) = 0 [pid 4489] <... symlink resumed>) = 0 [pid 4491] write(1, "executing program\n", 18) = 18 [pid 4491] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4491] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4489] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 4491] <... mkdirat resumed>) = 0 [pid 4489] <... write resumed>) = 18 [pid 4489] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4491] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4489] <... close_range resumed>) = 0 [pid 4491] <... mount resumed>) = 0 executing program [pid 4489] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4492 attached [pid 302] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4492] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4492] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4489] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4491] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4489] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./870/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./870/binderfs" [pid 299] <... openat resumed>) = 3 [pid 4492] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4492] chdir("./841" [pid 302] <... unlink resumed>) = 0 [pid 299] fstat(3 [pid 4489] <... mount resumed>) = 0 [pid 302] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4491] <... openat resumed>) = 3 [pid 4489] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4489] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4491] write(3, "p:s/p ./file0:0", 15 [pid 4489] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4492] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4489] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./870/tracing" [pid 299] umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4491] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4489] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./826/binderfs" [pid 4491] openat(AT_FDCWD, NULL, O_WRONLY [pid 4489] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./870/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4491] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4489] creat(NULL, 0732 [pid 299] unlink("./826/binderfs" [pid 4491] creat(NULL, 0732 [pid 4489] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 4492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] fstat(4 [pid 299] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4491] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4489] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4489] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 299] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4492] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./826/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 299] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./870/tracing" [pid 299] openat(AT_FDCWD, "./826/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4492] <... setpgid resumed>) = 0 [pid 4492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4489] +++ exited with 0 +++ [pid 4491] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4491] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 299] getdents64(4 [pid 4492] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./870" [pid 299] getdents64(4 [pid 4492] <... write resumed>) = 4 [pid 4492] close(3) = 0 [pid 4492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4491] +++ exited with 0 +++ [pid 302] mkdir("./871", 0777 [pid 299] close(4 [pid 4492] write(1, "executing program\n", 18) = 18 [pid 4492] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4492] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./826/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4492] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4492] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4492] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4493 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4492] <... openat resumed>) = 3 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./826" [pid 4492] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4492] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4492] creat(NULL, 0732 [pid 299] mkdir("./827", 0777 [pid 4492] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4492] exit_group(0) = ? [pid 4492] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4493 attached [pid 4493] set_robust_list(0x555557559760, 24) = 0 [pid 4493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4494 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4493] chdir("./871" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4493] <... chdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4493] setpgid(0, 0) = 0 [pid 298] umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4493] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4493] write(3, "1000", 4 [pid 298] umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4493] <... write resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4493] close(3 [pid 298] newfstatat(AT_FDCWD, "./806/binderfs" [pid 4493] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4493] symlink("/dev/binderfs", "./binderfs" [pid 298] unlink("./806/binderfs" [pid 4493] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4493] write(1, "executing program\n", 18 [pid 298] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4493] <... write resumed>) = 18 [pid 4493] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4493] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 298] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4493] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4493] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./806/tracing" [pid 4493] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./806/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 298] openat(AT_FDCWD, "./806/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 298] fstat(4 [pid 4493] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 4493] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./841/binderfs" [pid 298] getdents64(4 [pid 4493] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./841/binderfs" [pid 298] close(4 [pid 4493] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./806/tracing" [pid 4493] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4493] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4493] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 300] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 300] newfstatat(AT_FDCWD, "./841/tracing" [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./806" [pid 300] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4493] <... exit_group resumed>) = ? [pid 4493] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./841/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] mkdir("./807", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4494 attached [pid 4494] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] fstat(4 [pid 298] <... mkdir resumed>) = 0 [pid 301] umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4494] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 301] newfstatat(AT_FDCWD, "./841/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4495 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 301] unlink("./841/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./841/tracing"ci2-android-5-10/strace-static-x86_64: Process 4495 attached [pid 301] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./841/tracing" [pid 300] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./841/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 4495] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 300] rmdir("./841" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./841/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 4495] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 300] mkdir("./842", 0777 [pid 302] umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./841") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./842", 0777 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4495] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4497 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4496 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4494] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./871/binderfs" [pid 4494] chdir("./827" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4495] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./871/binderfs" [pid 4494] <... chdir resumed>) = 0 [pid 4494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4494] setpgid(0, 0 [pid 302] <... unlink resumed>) = 0 [pid 4494] <... setpgid resumed>) = 0 [pid 302] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 4494] <... openat resumed>) = 3 [pid 302] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4495] chdir("./807" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4494] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./871/tracing" [pid 4494] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4494] close(3 [pid 302] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4494] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4494] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./871/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4497 attached [pid 4495] <... chdir resumed>) = 0 [pid 4494] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 4494] write(1, "executing program\n", 18 executing program [pid 302] fstat(4 [pid 4494] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4494] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 4494] <... close_range resumed>) = 0 [pid 4494] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4497] set_robust_list(0x555557559760, 24 [pid 4495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4494] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 4494] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4495] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4495] setpgid(0, 0 [pid 302] close(4 [pid 4495] <... setpgid resumed>) = 0 [pid 4494] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4494] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rmdir("./871/tracing" [pid 4495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4494] <... openat resumed>) = 3 [pid 4494] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 4494] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 4495] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4496 attached [pid 4495] write(3, "1000", 4 [pid 4494] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 4496] set_robust_list(0x555557559760, 24 [pid 4495] <... write resumed>) = 4 [pid 4494] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 4496] <... set_robust_list resumed>) = 0 [pid 4495] close(3 [pid 4494] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./871" [pid 4496] rt_sigprocmask(SIG_SETMASK, [] [pid 4494] exit_group(0 [pid 4496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4494] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 4495] <... close resumed>) = 0 [pid 302] mkdir("./872", 0777 [pid 4497] <... set_robust_list resumed>) = 0 [pid 4496] chdir("./842" [pid 4495] symlink("/dev/binderfs", "./binderfs" [pid 4494] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4496] <... chdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4496] setpgid(0, 0) = 0 [pid 4496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4495] <... symlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4498 [pid 4496] write(3, "1000", 4) = 4 [pid 4495] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4496] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4495] <... write resumed>) = 18 [pid 4497] rt_sigprocmask(SIG_SETMASK, [] [pid 4496] <... close resumed>) = 0 [pid 4495] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4496] symlink("/dev/binderfs", "./binderfs" [pid 4495] <... close_range resumed>) = 0 [pid 4497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4496] <... symlink resumed>) = 0 [pid 4495] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4496] write(1, "executing program\n", 18) = 18 [pid 4496] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4496] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4495] <... mkdirat resumed>) = 0 [pid 4497] chdir("./842" [pid 4496] <... mkdirat resumed>) = 0 [pid 4495] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4497] <... chdir resumed>) = 0 [pid 4496] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4496] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4495] <... mount resumed>) = 0 [pid 4496] write(3, "p:s/p ./file0:0", 15 [pid 4497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4495] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4496] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4496] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4496] creat(NULL, 0732 [pid 4497] <... prctl resumed>) = 0 [pid 4495] <... openat resumed>) = 3 [pid 4497] setpgid(0, 0 [pid 4496] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4495] write(3, "p:s/p ./file0:0", 15 [pid 4496] exit_group(0 [pid 4495] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4497] <... setpgid resumed>) = 0 [pid 4495] openat(AT_FDCWD, NULL, O_WRONLY [pid 4496] <... exit_group resumed>) = ? [pid 4495] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4496] +++ exited with 0 +++ [pid 4495] creat(NULL, 0732ci2-android-5-10/strace-static-x86_64: Process 4498 attached ) = -1 EFAULT (Bad address) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4498] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4497] <... openat resumed>) = 3 [pid 4495] exit_group(0 [pid 4498] <... set_robust_list resumed>) = 0 [pid 4497] write(3, "1000", 4 [pid 4495] <... exit_group resumed>) = ? [pid 4498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4498] chdir("./872" [pid 299] <... restart_syscall resumed>) = 0 [pid 4495] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 4498] <... chdir resumed>) = 0 [pid 4497] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4497] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4497] <... close resumed>) = 0 [pid 300] umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4497] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 4498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4498] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 299] umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4498] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4497] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4497] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./827/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4497] <... write resumed>) = 18 executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./842/binderfs" [pid 299] unlink("./827/binderfs" [pid 4497] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4498] <... setpgid resumed>) = 0 [pid 4498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4497] <... close_range resumed>) = 0 [pid 300] unlink("./842/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 4498] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4497] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4498] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./827/tracing" [pid 300] newfstatat(AT_FDCWD, "./842/tracing" [pid 4498] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4497] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4497] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./842/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./827/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4498] close(3 [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 299] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4497] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 4498] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4498] symlink("/dev/binderfs", "./binderfs" [pid 4497] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4498] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 4498] write(1, "executing program\n", 18 [pid 4497] <... openat resumed>) = 3 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4498] <... write resumed>) = 18 [pid 300] <... close resumed>) = 0 [pid 4498] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4497] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./842/tracing" [pid 299] close(4 [pid 4498] <... close_range resumed>) = 0 [pid 4498] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4497] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 300] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4498] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4497] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] getdents64(3 [pid 299] rmdir("./827/tracing" [pid 4498] <... mount resumed>) = 0 [pid 4497] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4498] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4498] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4497] creat(NULL, 0732 [pid 300] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 4498] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4497] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 4498] creat(NULL, 0732 [pid 300] rmdir("./842" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4498] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4497] exit_group(0 [pid 4498] exit_group(0) = ? [pid 4498] +++ exited with 0 +++ [pid 4497] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 300] mkdir("./843", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 299] rmdir("./827" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./828", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4499 [pid 299] <... mkdir resumed>) = 0 [pid 4497] +++ exited with 0 +++ [pid 302] unlink("./872/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./872/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./872/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4500 [pid 302] fstat(4 [pid 298] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4500 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./872/tracing" [pid 4500] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] close(3ci2-android-5-10/strace-static-x86_64: Process 4499 attached [pid 4500] <... set_robust_list resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rmdir("./872" [pid 4500] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 298] umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./873", 0777 [pid 4500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4499] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./807/binderfs" [pid 4499] <... set_robust_list resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4501 attached [pid 4500] chdir("./828" [pid 4499] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4501 [pid 4499] chdir("./843" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4499] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./807/binderfs" [pid 4499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4499] setpgid(0, 0) = 0 [pid 4499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 4500] <... chdir resumed>) = 0 [pid 4499] write(3, "1000", 4) = 4 [pid 4499] close(3) = 0 [pid 4499] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] fstat(3 [pid 298] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4499] write(1, "executing program\n", 18 [pid 301] getdents64(3 executing program [pid 4499] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4499] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4499] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4499] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./842/binderfs" [pid 4501] set_robust_list(0x555557559760, 24 [pid 4500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4499] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4500] <... prctl resumed>) = 0 [pid 301] unlink("./842/binderfs" [pid 298] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4499] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4500] setpgid(0, 0 [pid 4499] <... mount resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4501] <... set_robust_list resumed>) = 0 [pid 4500] <... setpgid resumed>) = 0 [pid 301] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./807/tracing" [pid 4499] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./807/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./807/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4499] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./842/tracing" [pid 298] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 301] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4500] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4500] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./842/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4499] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 4500] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(4 [pid 4500] close(3 [pid 298] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4500] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 4500] symlink("/dev/binderfs", "./binderfs" [pid 4499] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 4499] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./807/tracing" [pid 4500] <... symlink resumed>) = 0 [pid 301] close(4 [pid 4499] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4499] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 4500] write(1, "executing program\n", 18 [pid 4499] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4500] <... write resumed>) = 18 [pid 4499] <... exit_group resumed>) = ? executing program [pid 301] rmdir("./842/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4501] rt_sigprocmask(SIG_SETMASK, [] [pid 4500] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4499] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 4500] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rmdir("./807" [pid 301] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4500] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./842" [pid 298] mkdir("./808", 0777 [pid 300] umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 301] mkdir("./843", 0777 [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4502 attached , 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4502 [pid 4502] set_robust_list(0x555557559760, 24) = 0 [pid 4502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4502] chdir("./808" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4500] <... mkdirat resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4503 [pid 300] newfstatat(AT_FDCWD, "./843/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4500] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./843/binderfs" [pid 4502] <... chdir resumed>) = 0 [pid 4502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4502] setpgid(0, 0 [pid 300] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4500] <... mount resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4503 attached [pid 4502] <... setpgid resumed>) = 0 [pid 4500] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 4503] set_robust_list(0x555557559760, 24 [pid 4501] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4500] <... openat resumed>) = 3 [pid 4500] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./843/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4500] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4500] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4502] <... openat resumed>) = 3 [pid 4500] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./843/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4500] creat(NULL, 0732 [pid 4502] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 4500] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 4502] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4500] exit_group(0 [pid 4503] <... set_robust_list resumed>) = 0 [pid 4502] close(3 [pid 4501] chdir("./873" [pid 4500] <... exit_group resumed>) = ? [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4502] <... close resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 4502] symlink("/dev/binderfs", "./binderfs" [pid 300] <... close resumed>) = 0 [pid 4502] <... symlink resumed>) = 0 [pid 4500] +++ exited with 0 +++ [pid 300] rmdir("./843/tracing" [pid 4502] write(1, "executing program\n", 18) = 18 [pid 4502] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4502] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4503] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4502] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4501] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4502] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4503] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4502] <... mount resumed>) = 0 [pid 4501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] close(3 [pid 4502] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 4503] chdir("./843" [pid 4502] <... openat resumed>) = 3 [pid 4501] <... prctl resumed>) = 0 [pid 300] rmdir("./843" [pid 299] <... restart_syscall resumed>) = 0 [pid 4502] write(3, "p:s/p ./file0:0", 15 [pid 4501] setpgid(0, 0 [pid 4502] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4503] <... chdir resumed>) = 0 [pid 4502] openat(AT_FDCWD, NULL, O_WRONLY [pid 4501] <... setpgid resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4502] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] mkdir("./844", 0777 [pid 4503] <... prctl resumed>) = 0 [pid 4502] creat(NULL, 0732 [pid 4503] setpgid(0, 0 [pid 4502] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4503] <... setpgid resumed>) = 0 [pid 4502] exit_group(0 [pid 4503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4502] <... exit_group resumed>) = ? [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4503] <... openat resumed>) = 3 [pid 4502] +++ exited with 0 +++ [pid 4501] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4504 attached [pid 4503] write(3, "1000", 4 [pid 4501] write(3, "1000", 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4504 [pid 299] fstat(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4501] <... write resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4501] close(3 [pid 4504] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4501] <... close resumed>) = 0 [pid 299] umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4504] <... set_robust_list resumed>) = 0 [pid 4501] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4504] chdir("./844" [pid 299] newfstatat(AT_FDCWD, "./828/binderfs" [pid 4501] <... symlink resumed>) = 0 [pid 4501] write(1, "executing program\n", 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4504] <... chdir resumed>) = 0 [pid 4501] <... write resumed>) = 18 [pid 299] unlink("./828/binderfs" [pid 4504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4504] setpgid(0, 0) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4501] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 299] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4501] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4504] <... openat resumed>) = 3 [pid 4501] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4504] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4504] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./828/tracing" [pid 4504] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4504] <... close resumed>) = 0 [pid 299] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4504] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4504] <... symlink resumed>) = 0 [pid 4501] <... mkdirat resumed>) = 0 [pid 299] openat(AT_FDCWD, "./828/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4504] write(1, "executing program\n", 18 [pid 4503] <... write resumed>) = 4 [pid 4501] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 4504] <... write resumed>) = 18 [pid 299] fstat(4 [pid 4504] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4501] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4504] <... close_range resumed>) = 0 executing program [pid 4504] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4501] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4503] close(3 [pid 4501] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 4504] <... mkdirat resumed>) = 0 [pid 4503] <... close resumed>) = 0 [pid 4501] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4504] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] close(4 [pid 4504] <... mount resumed>) = 0 [pid 4501] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 4504] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4501] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./828/tracing" [pid 4504] <... openat resumed>) = 3 [pid 4504] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 4504] openat(AT_FDCWD, NULL, O_WRONLY [pid 4501] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4504] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4501] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4504] creat(NULL, 0732 [pid 299] close(3 [pid 4501] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4504] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 4501] exit_group(0 [pid 299] rmdir("./828" [pid 4504] exit_group(0) = ? [pid 4503] symlink("/dev/binderfs", "./binderfs" [pid 4501] <... exit_group resumed>) = ? [pid 299] <... rmdir resumed>) = 0 [pid 4504] +++ exited with 0 +++ [pid 299] mkdir("./829", 0777 [pid 4503] <... symlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4503] write(1, "executing program\n", 18 [pid 4501] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4503] <... write resumed>) = 18 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4505 attached [pid 4503] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4503] <... close_range resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4505 [pid 4505] set_robust_list(0x555557559760, 24 [pid 4503] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4505] <... set_robust_list resumed>) = 0 [pid 4505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4505] chdir("./829" [pid 4503] <... mkdirat resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4503] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4505] <... chdir resumed>) = 0 [pid 4503] <... mount resumed>) = 0 [pid 4505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4503] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4505] <... prctl resumed>) = 0 [pid 4503] <... openat resumed>) = 3 [pid 4505] setpgid(0, 0 [pid 4503] write(3, "p:s/p ./file0:0", 15 [pid 4505] <... setpgid resumed>) = 0 [pid 4505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4503] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4503] openat(AT_FDCWD, NULL, O_WRONLY [pid 4505] <... openat resumed>) = 3 [pid 4503] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4503] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4505] write(3, "1000", 4 [pid 4503] exit_group(0) = ? [pid 4505] <... write resumed>) = 4 [pid 4505] close(3) = 0 [pid 4505] symlink("/dev/binderfs", "./binderfs" [pid 4503] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4505] <... symlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4505] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 4505] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 4505] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4505] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4505] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] fstat(3 [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4505] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./873/binderfs" [pid 301] newfstatat(AT_FDCWD, "./843/binderfs" [pid 4505] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 302] unlink("./873/binderfs" [pid 301] unlink("./843/binderfs") = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4505] <... mount resumed>) = 0 [pid 302] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4505] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4505] <... openat resumed>) = 3 [pid 302] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./808/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./843/tracing" [pid 300] umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4505] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./873/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4505] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./808/binderfs" [pid 4505] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./843/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 4505] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./873/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 300] getdents64(3 [pid 4505] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4505] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 301] getdents64(4 [pid 300] umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4505] exit_group(0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./844/binderfs" [pid 298] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4505] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] close(4 [pid 300] unlink("./844/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./808/tracing" [pid 4505] +++ exited with 0 +++ [pid 302] close(4 [pid 301] rmdir("./843/tracing" [pid 300] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./873/tracing" [pid 300] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./808/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] newfstatat(AT_FDCWD, "./844/tracing" [pid 298] openat(AT_FDCWD, "./808/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./843" [pid 298] <... openat resumed>) = 4 [pid 302] rmdir("./873" [pid 300] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] mkdir("./874", 0777 [pid 301] mkdir("./844", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./844/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4506 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4506 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4506] set_robust_list(0x555557559760, 24) = 0 [pid 4506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4507 [pid 4506] chdir("./874" [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4506] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./808/tracing" [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4506] setpgid(0, 0) = 0 [pid 4506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 4506] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4507 attached [pid 4506] write(3, "1000", 4) = 4 [pid 4506] close(3) = 0 [pid 300] rmdir("./844/tracing" [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 4506] write(1, "executing program\n", 18) = 18 [pid 4506] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4506] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(3 executing program [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 4507] set_robust_list(0x555557559760, 24 [pid 4506] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./808" [pid 4506] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4506] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 299] umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4506] <... openat resumed>) = 3 [pid 4506] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./829/binderfs" [pid 298] mkdir("./809", 0777 [pid 4506] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] rmdir("./844" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4506] creat(NULL, 0732 [pid 4507] <... set_robust_list resumed>) = 0 [pid 299] unlink("./829/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 4506] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4507] rt_sigprocmask(SIG_SETMASK, [] [pid 4506] exit_group(0 [pid 300] mkdir("./845", 0777 [pid 299] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4507] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4506] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = 0 [pid 4507] chdir("./844" [pid 4506] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4507] <... chdir resumed>) = 0 [pid 4507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4507] setpgid(0, 0) = 0 [pid 4507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] newfstatat(AT_FDCWD, "./829/tracing" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4507] write(3, "1000", 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4508 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4507] <... write resumed>) = 4 [pid 4507] close(3) = 0 [pid 4507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4509 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./829/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4507] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(4 [pid 4507] <... write resumed>) = 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 4507] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4507] <... close_range resumed>) = 0 executing program [pid 299] getdents64(4 [pid 4507] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4509 attached [pid 4507] <... mkdirat resumed>) = 0 [pid 299] close(4 [pid 4507] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... close resumed>) = 0 [pid 4507] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4507] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./829/tracing" [pid 4507] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4507] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4507] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4507] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 4507] <... exit_group resumed>) = ? [pid 4509] set_robust_list(0x555557559760, 24 [pid 4507] +++ exited with 0 +++ [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4508 attached [pid 4508] set_robust_list(0x555557559760, 24) = 0 [pid 4508] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4509] <... set_robust_list resumed>) = 0 [pid 4508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4508] chdir("./809") = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 4508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4508] setpgid(0, 0) = 0 [pid 4508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4509] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 4508] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] rmdir("./829" [pid 4508] write(3, "1000", 4) = 4 [pid 4508] close(3) = 0 [pid 4508] symlink("/dev/binderfs", "./binderfs" [pid 4509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4508] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4508] write(1, "executing program\n", 18 [pid 302] umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./830", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4509] chdir("./845" [pid 4508] <... write resumed>) = 18 [pid 4509] <... chdir resumed>) = 0 [pid 4508] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4508] <... close_range resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 executing program [pid 302] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 4509] <... prctl resumed>) = 0 [pid 4508] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 4509] setpgid(0, 0 [pid 4508] <... mkdirat resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 301] umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4509] <... setpgid resumed>) = 0 [pid 4508] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4508] <... mount resumed>) = 0 [pid 302] umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4510 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 4509] <... openat resumed>) = 3 [pid 4508] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./874/binderfs" [pid 301] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4509] write(3, "1000", 4 [pid 4508] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./874/binderfs" [pid 301] getdents64(3 [pid 4509] <... write resumed>) = 4 [pid 4508] write(3, "p:s/p ./file0:0", 15 [pid 4509] close(3 [pid 4508] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4509] <... close resumed>) = 0 [pid 4508] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./844/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./874/tracing" [pid 301] unlink("./844/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4509] symlink("/dev/binderfs", "./binderfs" [pid 4508] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 302] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4509] <... symlink resumed>) = 0 [pid 4508] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./874/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4510 attached [pid 4509] write(1, "executing program\n", 18 [pid 4508] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 301] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4509] <... write resumed>) = 18 [pid 4508] exit_group(0 [pid 302] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4509] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4508] <... exit_group resumed>) = ? [pid 4510] set_robust_list(0x555557559760, 24 [pid 4509] <... close_range resumed>) = 0 [pid 4508] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./844/tracing" [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4509] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./844/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] close(4 [pid 301] <... openat resumed>) = 4 [pid 4510] <... set_robust_list resumed>) = 0 [pid 4509] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] fstat(4 [pid 4509] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rmdir("./874/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4509] <... mount resumed>) = 0 [pid 4509] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4509] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 4509] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4509] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4509] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4509] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 4509] exit_group(0 [pid 302] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4509] <... exit_group resumed>) = ? [pid 4510] rt_sigprocmask(SIG_SETMASK, [] [pid 4509] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 301] close(4 [pid 298] umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./874" [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4510] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4510] chdir("./830" [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./844/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./875", 0777 [pid 4510] <... chdir resumed>) = 0 [pid 4510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4510] setpgid(0, 0 [pid 298] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 300] umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4510] <... setpgid resumed>) = 0 [pid 4510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(3 [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rmdir("./844" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4510] write(3, "1000", 4) = 4 [pid 4510] close(3) = 0 [pid 4510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] getdents64(3 [pid 298] umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4510] write(1, "executing program\n", 18) = 18 [pid 4510] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./845", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4511 [pid 298] newfstatat(AT_FDCWD, "./809/binderfs" [pid 4510] <... close_range resumed>) = 0 executing program [pid 4510] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4510] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] unlink("./809/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./845/binderfs" [pid 4510] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4510] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4510] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4510] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] unlink("./845/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4512 [pid 298] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4510] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4510] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4510] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./809/tracing" [pid 300] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./809/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./845/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./809/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4511 attached [pid 4510] exit_group(0 [pid 300] openat(AT_FDCWD, "./845/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 4510] <... exit_group resumed>) = ? [pid 300] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4512 attached [pid 4510] +++ exited with 0 +++ [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4511] set_robust_list(0x555557559760, 24) = 0 [pid 4511] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4512] set_robust_list(0x555557559760, 24 [pid 4511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4511] chdir("./875") = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... close resumed>) = 0 [pid 300] close(4 [pid 299] umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] rmdir("./809/tracing" [pid 300] rmdir("./845/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4511] <... prctl resumed>) = 0 [pid 4511] setpgid(0, 0) = 0 [pid 4511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 4511] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 300] getdents64(3 [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 300] close(3 [pid 299] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4511] write(3, "1000", 4 [pid 300] rmdir("./845" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rmdir("./809" [pid 4511] <... write resumed>) = 4 [pid 4511] close(3) = 0 [pid 4511] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4511] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] mkdir("./846", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4511] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./830/binderfs" [pid 298] mkdir("./810", 0777 [pid 4511] <... write resumed>) = 18 [pid 4511] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4511] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4511] <... mkdirat resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 299] unlink("./830/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 4511] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4511] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4511] <... openat resumed>) = 3 [pid 4511] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4511] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4511] creat(NULL, 0732 [pid 299] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4511] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4511] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4514 attached [pid 4512] <... set_robust_list resumed>) = 0 [pid 4511] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4513 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4514 ci2-android-5-10/strace-static-x86_64: Process 4513 attached [pid 4513] set_robust_list(0x555557559760, 24) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./830/tracing" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4513] chdir("./846" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4513] <... chdir resumed>) = 0 [pid 4513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4513] setpgid(0, 0) = 0 [pid 4513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4513] write(3, "1000", 4 [pid 4514] set_robust_list(0x555557559760, 24 [pid 4513] <... write resumed>) = 4 [pid 4512] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4513] close(3) = 0 [pid 4513] symlink("/dev/binderfs", "./binderfs" [pid 4514] <... set_robust_list resumed>) = 0 [pid 4513] <... symlink resumed>) = 0 [pid 4512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./830/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4513] write(1, "executing program\n", 18) = 18 [pid 4513] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4513] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4514] rt_sigprocmask(SIG_SETMASK, [] [pid 4513] <... mkdirat resumed>) = 0 [pid 4512] chdir("./845" [pid 299] <... openat resumed>) = 4 [pid 4513] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(4 [pid 4514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4513] <... mount resumed>) = 0 [pid 4512] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4513] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 4513] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./830/tracing" [pid 302] <... openat resumed>) = 3 [pid 4513] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4513] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4513] creat(NULL, 0732 [pid 302] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4513] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] close(3 [pid 302] umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./830" [pid 302] newfstatat(AT_FDCWD, "./875/binderfs" [pid 4513] exit_group(0) = ? [pid 4514] chdir("./810" [pid 4513] +++ exited with 0 +++ [pid 4512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] unlink("./875/binderfs" [pid 299] mkdir("./831", 0777 [pid 4514] <... chdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4514] setpgid(0, 0) = 0 [pid 4514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4514] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./875/tracing" [pid 4514] write(3, "1000", 4 [pid 4512] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4515 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4515 [pid 302] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4514] <... write resumed>) = 4 [pid 4512] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4514] close(3 [pid 4512] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4514] <... close resumed>) = 0 [pid 4512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./875/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4515] set_robust_list(0x555557559760, 24 [pid 4514] symlink("/dev/binderfs", "./binderfs" [pid 4512] <... openat resumed>) = 3 [pid 4515] <... set_robust_list resumed>) = 0 [pid 4514] <... symlink resumed>) = 0 [pid 4512] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 4514] write(1, "executing program\n", 18 [pid 4512] <... write resumed>) = 4 [pid 302] fstat(4 [pid 4514] <... write resumed>) = 18 [pid 4512] close(3 executing program [pid 4514] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4512] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4514] <... close_range resumed>) = 0 [pid 4512] symlink("/dev/binderfs", "./binderfs" [pid 4515] rt_sigprocmask(SIG_SETMASK, [] [pid 4514] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4512] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 4515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4514] <... mkdirat resumed>) = 0 executing program [pid 4512] write(1, "executing program\n", 18 [pid 4514] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4512] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4515] chdir("./831" [pid 4514] <... mount resumed>) = 0 [pid 4512] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(4 [pid 4514] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4512] <... close_range resumed>) = 0 [pid 4514] <... openat resumed>) = 3 [pid 4512] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4515] <... chdir resumed>) = 0 [pid 4514] write(3, "p:s/p ./file0:0", 15 [pid 4512] <... mkdirat resumed>) = 0 [pid 4514] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4512] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 4515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4514] openat(AT_FDCWD, NULL, O_WRONLY [pid 4512] <... mount resumed>) = 0 [pid 4514] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4512] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... close resumed>) = 0 [pid 4514] creat(NULL, 0732 [pid 4512] <... openat resumed>) = 3 [pid 302] rmdir("./875/tracing" [pid 4514] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4512] write(3, "p:s/p ./file0:0", 15 [pid 4514] exit_group(0 [pid 4512] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 4514] <... exit_group resumed>) = ? [pid 4512] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 4515] <... prctl resumed>) = 0 [pid 4514] +++ exited with 0 +++ [pid 4512] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4512] creat(NULL, 0732 [pid 4515] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4515] <... setpgid resumed>) = 0 [pid 4512] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 4512] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4512] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 4515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4512] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./875" [pid 300] umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 4515] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./876", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4515] write(3, "1000", 4) = 4 [pid 4515] close(3) = 0 [pid 4515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4515] write(1, "executing program\n", 18) = 18 [pid 4515] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4515] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4516 [pid 4515] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./846/binderfs" [pid 4515] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] unlink("./846/binderfs" [pid 298] umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./810/binderfs" [pid 4515] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] unlink("./810/binderfs" [pid 300] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4515] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./846/tracing" [pid 4515] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4515] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./846/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4515] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4515] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4515] exit_group(0 [pid 298] newfstatat(AT_FDCWD, "./810/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(4 [pid 301] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./810/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./810/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4515] <... exit_group resumed>) = ? [pid 301] umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 300] close(4 [pid 4515] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 300] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./845/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./846/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4516 attached [pid 4516] set_robust_list(0x555557559760, 24 [pid 300] <... rmdir resumed>) = 0 [pid 301] unlink("./845/binderfs" [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4516] <... set_robust_list resumed>) = 0 [pid 4516] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 301] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 298] close(4 [pid 301] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] rmdir("./810/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./846" [pid 299] fstat(3 [pid 4516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4516] chdir("./876") = 0 [pid 301] newfstatat(AT_FDCWD, "./845/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4516] setpgid(0, 0) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./847", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(3 [pid 301] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./845/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./831/binderfs" [pid 298] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4516] write(3, "1000", 4) = 4 [pid 4516] close(3) = 0 [pid 4516] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4517 [pid 299] unlink("./831/binderfs" [pid 298] rmdir("./810" [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4516] write(1, "executing program\n", 18 [pid 299] <... unlink resumed>) = 0 [pid 4516] <... write resumed>) = 18 [pid 4516] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4516] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./811", 0777 [pid 301] close(4 [pid 4516] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 executing program [pid 301] <... close resumed>) = 0 [pid 299] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rmdir("./845/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4516] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./831/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4516] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4516] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4516] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4518 [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./831/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./845" [pid 299] <... openat resumed>) = 4 [pid 4516] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4516] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 301] mkdir("./846", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4518 attached [pid 4516] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4517 attached [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(4 [pid 4517] set_robust_list(0x555557559760, 24) = 0 [pid 4517] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4519 [pid 299] close(4 [pid 4517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./831/tracing" [pid 4517] chdir("./847"ci2-android-5-10/strace-static-x86_64: Process 4519 attached [pid 4518] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 4517] <... chdir resumed>) = 0 [pid 299] getdents64(3 [pid 4517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4517] <... prctl resumed>) = 0 [pid 299] close(3 [pid 4517] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 4517] <... setpgid resumed>) = 0 [pid 299] rmdir("./831" [pid 4517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4517] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./832", 0777 [pid 4517] <... write resumed>) = 4 [pid 4517] close(3) = 0 [pid 4517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4517] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4517] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4517] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4517] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4520 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4517] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4517] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4517] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./876/binderfs" [pid 4517] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4517] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./876/binderfs" [pid 4517] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4517] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 4517] creat(NULL, 0732 [pid 302] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4517] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4517] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 4517] <... exit_group resumed>) = ? [pid 302] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4520 attached [pid 4517] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./876/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4519] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4519] <... set_robust_list resumed>) = 0 [pid 4518] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4520] set_robust_list(0x555557559760, 24 [pid 4519] rt_sigprocmask(SIG_SETMASK, [] [pid 4518] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./876/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 4520] <... set_robust_list resumed>) = 0 [pid 4519] chdir("./846" [pid 4518] chdir("./811" [pid 302] fstat(4 [pid 4519] <... chdir resumed>) = 0 [pid 4518] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 4519] <... prctl resumed>) = 0 [pid 4518] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4519] setpgid(0, 0 [pid 4518] setpgid(0, 0 [pid 302] getdents64(4 [pid 4519] <... setpgid resumed>) = 0 [pid 4518] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(4 [pid 4520] rt_sigprocmask(SIG_SETMASK, [] [pid 4519] <... openat resumed>) = 3 [pid 4518] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 4519] write(3, "1000", 4 [pid 4518] write(3, "1000", 4 [pid 302] rmdir("./876/tracing" [pid 4519] <... write resumed>) = 4 [pid 4518] <... write resumed>) = 4 [pid 4519] close(3 [pid 4518] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 4519] <... close resumed>) = 0 [pid 4518] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 4519] symlink("/dev/binderfs", "./binderfs" [pid 4518] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4520] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4519] <... symlink resumed>) = 0 [pid 4518] <... symlink resumed>) = 0 [pid 302] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4519] write(1, "executing program\n", 18 [pid 4518] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./876" [pid 4519] <... write resumed>) = 18 [pid 4518] <... write resumed>) = 18 [pid 4519] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4518] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4519] <... close_range resumed>) = 0 [pid 4518] <... close_range resumed>) = 0 executing program executing program [pid 4519] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4518] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./877", 0777 [pid 4520] chdir("./832" [pid 4519] <... mkdirat resumed>) = 0 [pid 4518] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4519] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4518] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 3 [pid 4519] <... mount resumed>) = 0 [pid 4518] <... mount resumed>) = 0 [pid 300] fstat(3 [pid 4519] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4518] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4521 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4519] <... openat resumed>) = 3 [pid 4518] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4519] write(3, "p:s/p ./file0:0", 15 [pid 4518] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4520] <... chdir resumed>) = 0 [pid 4519] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4518] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4519] openat(AT_FDCWD, NULL, O_WRONLY [pid 4518] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4519] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4518] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./847/binderfs" [pid 4519] creat(NULL, 0732 [pid 4518] creat(NULL, 0732 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./847/binderfs" [pid 4519] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4518] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4519] exit_group(0 [pid 300] <... unlink resumed>) = 0 [pid 4519] <... exit_group resumed>) = ? [pid 4518] exit_group(0 [pid 300] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4519] +++ exited with 0 +++ [pid 4518] <... exit_group resumed>) = ? [pid 4520] <... prctl resumed>) = 0 [pid 4518] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4521 attached [pid 4520] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./847/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4521] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4520] <... setpgid resumed>) = 0 [pid 300] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4521] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] openat(AT_FDCWD, "./847/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4521] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 4521] chdir("./877" [pid 4520] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4521] <... chdir resumed>) = 0 [pid 4520] write(3, "1000", 4 [pid 300] getdents64(4 [pid 4521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4520] <... write resumed>) = 4 [pid 300] close(4 [pid 4520] close(3 [pid 300] <... close resumed>) = 0 [pid 4521] <... prctl resumed>) = 0 [pid 300] rmdir("./847/tracing" [pid 4520] <... close resumed>) = 0 [pid 4521] setpgid(0, 0) = 0 [pid 4521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4520] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 4521] write(3, "1000", 4 [pid 300] getdents64(3 [pid 4521] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4520] <... symlink resumed>) = 0 [pid 300] close(3 [pid 4521] close(3 [pid 4520] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 4521] <... close resumed>) = 0 [pid 4520] <... write resumed>) = 18 [pid 300] rmdir("./847" [pid 4521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4521] write(1, "executing program\n", 18 executing program [pid 300] <... rmdir resumed>) = 0 [pid 4520] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] mkdir("./848", 0777 [pid 4521] <... write resumed>) = 18 [pid 4521] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4521] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4521] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4520] <... close_range resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4521] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4520] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4521] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4521] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4521] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4521] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4521] exit_group(0) = ? [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4522 [pid 4521] +++ exited with 0 +++ [pid 4520] <... mkdirat resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4520] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4522 attached [pid 4522] set_robust_list(0x555557559760, 24 [pid 4520] <... mount resumed>) = 0 [pid 4522] <... set_robust_list resumed>) = 0 [pid 4522] rt_sigprocmask(SIG_SETMASK, [] [pid 4520] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4522] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4522] chdir("./848") = 0 [pid 4522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4522] setpgid(0, 0) = 0 [pid 4522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4520] <... openat resumed>) = 3 [pid 4522] <... openat resumed>) = 3 [pid 4522] write(3, "1000", 4) = 4 [pid 4522] close(3) = 0 [pid 4520] write(3, "p:s/p ./file0:0", 15 [pid 4522] symlink("/dev/binderfs", "./binderfs" [pid 4520] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4520] openat(AT_FDCWD, NULL, O_WRONLY [pid 4522] <... symlink resumed>) = 0 [pid 4520] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4522] write(1, "executing program\n", 18) = 18 executing program [pid 4522] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4522] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4520] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4520] exit_group(0) = ? [pid 4522] <... mkdirat resumed>) = 0 [pid 4522] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4522] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4520] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4522] <... openat resumed>) = 3 [pid 4522] write(3, "p:s/p ./file0:0", 15 [pid 298] <... restart_syscall resumed>) = 0 [pid 4522] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4522] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4522] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4522] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 4522] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4522] exit_group(0 [pid 302] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./811/binderfs" [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4522] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./811/binderfs" [pid 302] umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4522] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./877/binderfs" [pid 298] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] unlink("./877/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./811/tracing" [pid 302] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./877/tracing" [pid 301] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./811/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 298] openat(AT_FDCWD, "./811/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./877/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./846/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] close(4 [pid 301] unlink("./846/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] close(4 [pid 302] rmdir("./877/tracing" [pid 301] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] rmdir("./811/tracing" [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = 0 [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./877" [pid 301] newfstatat(AT_FDCWD, "./846/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./878", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... mkdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./832/binderfs" [pid 301] openat(AT_FDCWD, "./846/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./811" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] unlink("./832/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4523 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4523 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./812", 0777 [pid 4523] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4523] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4523] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4 [pid 300] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./832/tracing" [pid 4523] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4524 attached [pid 4523] chdir("./878" [pid 301] <... close resumed>) = 0 [pid 300] fstat(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./846/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4524] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4524 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4524] <... set_robust_list resumed>) = 0 [pid 4523] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./832/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4524] rt_sigprocmask(SIG_SETMASK, [] [pid 4523] <... prctl resumed>) = 0 [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 4524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4523] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./848/binderfs" [pid 299] fstat(4 [pid 4524] chdir("./812" [pid 4523] <... setpgid resumed>) = 0 [pid 301] rmdir("./846" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4524] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./848/binderfs" [pid 4523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] getdents64(4 [pid 4524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] mkdir("./847", 0777 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4524] <... prctl resumed>) = 0 [pid 4523] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4523] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(4 [pid 4523] <... write resumed>) = 4 [pid 4523] close(3) = 0 [pid 4523] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4525 [pid 300] newfstatat(AT_FDCWD, "./848/tracing" [pid 299] rmdir("./832/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4523] write(1, "executing program\n", 18) = 18 [pid 4523] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4523] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] openat(AT_FDCWD, "./848/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4524] setpgid(0, 0 [pid 4523] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] close(3 [pid 300] fstat(4 [pid 4523] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 4524] <... setpgid resumed>) = 0 [pid 299] rmdir("./832" [pid 4523] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4523] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./833", 0777 [pid 300] close(4 [pid 4523] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4523] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rmdir("./848/tracing" [pid 4524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4523] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4523] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(3 [pid 4523] <... exit_group resumed>) = ? [pid 4524] <... openat resumed>) = 3 [pid 4523] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4526 [pid 4524] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4524] <... write resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4524] close(3 [pid 300] rmdir("./848" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4525 attached [pid 4525] set_robust_list(0x555557559760, 24) = 0 [pid 4525] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 4524] <... close resumed>) = 0 [pid 4525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4525] chdir("./847" [pid 4524] symlink("/dev/binderfs", "./binderfs" [pid 300] mkdir("./849", 0777 [pid 4525] <... chdir resumed>) = 0 [pid 4525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4525] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4525] <... setpgid resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4524] <... symlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4525] write(3, "1000", 4) = 4 [pid 4525] close(3) = 0 [pid 4525] symlink("/dev/binderfs", "./binderfs" executing program [pid 4524] write(1, "executing program\n", 18 [pid 4525] <... symlink resumed>) = 0 [pid 4524] <... write resumed>) = 18 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4527 ci2-android-5-10/strace-static-x86_64: Process 4526 attached [pid 4525] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4524] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4525] <... write resumed>) = 18 [pid 4524] <... close_range resumed>) = 0 executing program [pid 4525] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4524] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4525] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4526] set_robust_list(0x555557559760, 24 [pid 4525] <... mkdirat resumed>) = 0 [pid 4524] <... mkdirat resumed>) = 0 [pid 4525] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4524] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4525] <... mount resumed>) = 0 [pid 4524] <... mount resumed>) = 0 [pid 4525] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4525] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4524] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4525] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 4525] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4525] creat(NULL, 0732 [pid 4524] <... openat resumed>) = 3 [pid 4526] <... set_robust_list resumed>) = 0 [pid 4525] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4525] exit_group(0 [pid 4524] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4526] rt_sigprocmask(SIG_SETMASK, [] [pid 4525] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4525] +++ exited with 0 +++ [pid 4524] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4524] openat(AT_FDCWD, NULL, O_WRONLY [pid 4526] chdir("./833" [pid 302] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4526] <... chdir resumed>) = 0 [pid 4524] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4524] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4526] <... prctl resumed>) = 0 [pid 4524] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./878/binderfs" [pid 4526] setpgid(0, 0 [pid 4524] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4526] <... setpgid resumed>) = 0 [pid 4524] <... exit_group resumed>) = ? [pid 302] unlink("./878/binderfs") = 0 [pid 302] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4524] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 4526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./878/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4526] <... openat resumed>) = 3 [pid 302] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4527 attached [pid 302] openat(AT_FDCWD, "./878/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4527] set_robust_list(0x555557559760, 24 [pid 4526] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 4527] <... set_robust_list resumed>) = 0 [pid 302] fstat(4 [pid 4527] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4526] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 4527] chdir("./849" [pid 4526] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4527] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 4527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4527] <... prctl resumed>) = 0 [pid 302] close(4 [pid 4527] setpgid(0, 0 [pid 4526] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4527] <... setpgid resumed>) = 0 [pid 302] rmdir("./878/tracing" [pid 4527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4526] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 4527] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 4527] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4527] <... write resumed>) = 4 [pid 4526] <... symlink resumed>) = 0 [pid 302] close(3 [pid 301] umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4527] close(3 [pid 302] <... close resumed>) = 0 [pid 4527] <... close resumed>) = 0 [pid 4526] write(1, "executing program\n", 18 executing program [pid 302] rmdir("./878" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4527] symlink("/dev/binderfs", "./binderfs" [pid 4526] <... write resumed>) = 18 [pid 302] <... rmdir resumed>) = 0 [pid 4527] <... symlink resumed>) = 0 [pid 4526] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] mkdir("./879", 0777 [pid 301] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4527] write(1, "executing program\n", 18 [pid 4526] <... close_range resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 4527] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... openat resumed>) = 3 [pid 4526] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4527] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(3 [pid 4527] <... close_range resumed>) = 0 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4528 attached [pid 4527] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4526] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4528] set_robust_list(0x555557559760, 24 [pid 4527] <... mkdirat resumed>) = 0 [pid 4526] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4528 [pid 4527] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 4527] <... mount resumed>) = 0 [pid 4526] <... mount resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4527] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4526] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4527] <... openat resumed>) = 3 [pid 4526] <... openat resumed>) = 3 [pid 301] umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4526] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4527] write(3, "p:s/p ./file0:0", 15 [pid 4526] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./847/binderfs" [pid 4526] openat(AT_FDCWD, NULL, O_WRONLY [pid 4527] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4526] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4526] creat(NULL, 0732 [pid 301] unlink("./847/binderfs" [pid 4526] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4527] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 4527] creat(NULL, 0732 [pid 4526] exit_group(0 [pid 301] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4526] <... exit_group resumed>) = ? [pid 4527] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4527] exit_group(0 [pid 301] <... umount2 resumed>) = 0 [pid 4527] <... exit_group resumed>) = ? [pid 4527] +++ exited with 0 +++ [pid 4526] +++ exited with 0 +++ [pid 301] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4528] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./847/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4528] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4528] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4528] chdir("./879" [pid 301] openat(AT_FDCWD, "./847/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4528] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] fstat(4 [pid 4528] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4528] setpgid(0, 0 [pid 301] getdents64(4 [pid 4528] <... setpgid resumed>) = 0 [pid 4528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4528] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4528] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4528] <... write resumed>) = 4 [pid 301] close(4 [pid 4528] close(3 [pid 301] <... close resumed>) = 0 [pid 4528] <... close resumed>) = 0 [pid 301] rmdir("./847/tracing" [pid 4528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4528] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 4528] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4528] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 4528] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4528] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./847" [pid 4528] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4528] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./848", 0777 [pid 4528] <... mount resumed>) = 0 [pid 4528] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4528] write(3, "p:s/p ./file0:0", 15 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4528] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4528] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4529 [pid 298] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4528] creat(NULL, 0732 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(3 [pid 4528] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4528] exit_group(0 [pid 298] getdents64(3 [pid 4528] <... exit_group resumed>) = ? [pid 4528] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] newfstatat(AT_FDCWD, "./812/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4529 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4529] set_robust_list(0x555557559760, 24 [pid 298] unlink("./812/binderfs" [pid 4529] <... set_robust_list resumed>) = 0 [pid 4529] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... unlink resumed>) = 0 [pid 4529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4529] chdir("./848" [pid 298] <... umount2 resumed>) = 0 [pid 4529] <... chdir resumed>) = 0 [pid 298] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4529] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./812/tracing" [pid 4529] setpgid(0, 0) = 0 [pid 4529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4529] <... openat resumed>) = 3 [pid 298] umount2("./812/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4529] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4529] <... write resumed>) = 4 [pid 298] openat(AT_FDCWD, "./812/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4529] close(3) = 0 [pid 298] <... openat resumed>) = 4 [pid 4529] symlink("/dev/binderfs", "./binderfs" [pid 298] fstat(4 [pid 4529] <... symlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4529] write(1, "executing program\n", 18 [pid 298] getdents64(4 [pid 4529] <... write resumed>) = 18 [pid 4529] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4529] <... close_range resumed>) = 0 [pid 298] getdents64(4 [pid 4529] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4529] <... mkdirat resumed>) = 0 [pid 298] close(4 [pid 4529] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... close resumed>) = 0 [pid 4529] <... mount resumed>) = 0 [pid 298] rmdir("./812/tracing" [pid 4529] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4529] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 4529] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(3 [pid 4529] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4529] creat(NULL, 0732 [pid 298] close(3 [pid 4529] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 4529] exit_group(0 [pid 298] rmdir("./812" [pid 4529] <... exit_group resumed>) = ? [pid 4529] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./813", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(3 [pid 299] umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./879/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./879/binderfs") = 0 [pid 300] umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4530 [pid 302] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./879/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./879/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 300] umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./833/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./849/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] unlink("./833/binderfs" [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 300] unlink("./849/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 302] rmdir("./879/tracing") = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./879" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./880", 0777 [pid 299] newfstatat(AT_FDCWD, "./833/tracing" [pid 300] newfstatat(AT_FDCWD, "./849/tracing" [pid 302] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4531 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./833/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./849/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 299] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4530 attached [pid 300] fstat(4 [pid 301] umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 301] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... openat resumed>) = 3 [pid 4530] set_robust_list(0x555557559760, 24 [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 301] getdents64(3 [pid 299] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4530] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(4 [pid 299] <... close resumed>) = 0 [pid 301] umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./833/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./849/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 4530] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./848/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 301] unlink("./848/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4530] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4530] chdir("./813" [pid 301] <... unlink resumed>) = 0 [pid 300] close(3 [pid 299] close(3 [pid 301] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4530] <... chdir resumed>) = 0 [pid 300] rmdir("./849" [pid 299] rmdir("./833" [pid 301] <... umount2 resumed>) = 0 [pid 4530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4530] setpgid(0, 0) = 0 [pid 4530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 4530] <... openat resumed>) = 3 [pid 301] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./850", 0777 [pid 301] newfstatat(AT_FDCWD, "./848/tracing" [pid 299] mkdir("./834", 0777 [pid 4530] write(3, "1000", 4) = 4 [pid 4530] close(3) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./848/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 4530] write(1, "executing program\n", 18) = 18 [pid 4530] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4530] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] fstat(4 [pid 4530] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4532 [pid 4530] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4533 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 4530] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 4530] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./848/tracing" [pid 4530] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4530] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 4530] creat(NULL, 0732 [pid 301] getdents64(3 [pid 4530] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4530] exit_group(0 [pid 301] close(3 [pid 4530] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4533 attached ci2-android-5-10/strace-static-x86_64: Process 4531 attached [pid 4530] +++ exited with 0 +++ [pid 301] rmdir("./848"ci2-android-5-10/strace-static-x86_64: Process 4532 attached [pid 4532] set_robust_list(0x555557559760, 24) = 0 [pid 4532] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] mkdir("./849", 0777 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4532] chdir("./850") = 0 [pid 4532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4532] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4532] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4533] set_robust_list(0x555557559760, 24 [pid 4532] <... openat resumed>) = 3 [pid 4532] write(3, "1000", 4) = 4 [pid 4532] close(3) = 0 [pid 4532] symlink("/dev/binderfs", "./binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4534 [pid 298] <... restart_syscall resumed>) = 0 [pid 4532] <... symlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4533] <... set_robust_list resumed>) = 0 [pid 4531] set_robust_list(0x555557559760, 24 [pid 4532] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4532] <... write resumed>) = 18 [pid 298] umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4532] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4532] <... close_range resumed>) = 0 [pid 298] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4532] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... openat resumed>) = 3 [pid 4533] rt_sigprocmask(SIG_SETMASK, [] [pid 4532] <... mkdirat resumed>) = 0 [pid 4531] <... set_robust_list resumed>) = 0 [pid 298] fstat(3 [pid 4532] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4532] <... mount resumed>) = 0 [pid 298] getdents64(3 [pid 4532] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4532] <... openat resumed>) = 3 [pid 4531] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4532] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4532] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./813/binderfs" [pid 4532] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4532] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] unlink("./813/binderfs" [pid 4532] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4532] exit_group(0 [pid 298] <... unlink resumed>) = 0 [pid 4532] <... exit_group resumed>) = ? [pid 4533] chdir("./834" [pid 298] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4533] <... chdir resumed>) = 0 [pid 4531] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4532] +++ exited with 0 +++ [pid 4531] chdir("./880" [pid 298] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4533] <... prctl resumed>) = 0 [pid 4531] <... chdir resumed>) = 0 [pid 4533] setpgid(0, 0 [pid 4531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4533] <... setpgid resumed>) = 0 [pid 4531] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./813/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4534 attached [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4531] setpgid(0, 0 [pid 298] umount2("./813/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4534] set_robust_list(0x555557559760, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4534] <... set_robust_list resumed>) = 0 [pid 4531] <... setpgid resumed>) = 0 [pid 298] openat(AT_FDCWD, "./813/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4534] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 4 [pid 4534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4534] chdir("./849") = 0 [pid 298] fstat(4 [pid 4531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4533] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(4 [pid 4534] <... prctl resumed>) = 0 [pid 4534] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4533] write(3, "1000", 4 [pid 4531] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4534] <... setpgid resumed>) = 0 [pid 4531] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4533] <... write resumed>) = 4 [pid 298] close(4 [pid 4531] <... write resumed>) = 4 [pid 4533] close(3 [pid 4534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4533] <... close resumed>) = 0 [pid 4531] close(3 [pid 298] <... close resumed>) = 0 [pid 4534] <... openat resumed>) = 3 [pid 4533] symlink("/dev/binderfs", "./binderfs" [pid 4531] <... close resumed>) = 0 [pid 298] rmdir("./813/tracing" [pid 4534] write(3, "1000", 4) = 4 [pid 4534] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4531] symlink("/dev/binderfs", "./binderfs" [pid 298] getdents64(3 [pid 4534] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4534] <... symlink resumed>) = 0 [pid 4531] <... symlink resumed>) = 0 [pid 298] close(3 [pid 4533] <... symlink resumed>) = 0 [pid 4534] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 4531] write(1, "executing program\n", 18 [pid 4533] write(1, "executing program\n", 18 [pid 298] rmdir("./813" [pid 4534] <... write resumed>) = 18 [pid 4534] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program executing program executing program [pid 4534] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4533] <... write resumed>) = 18 [pid 4531] <... write resumed>) = 18 [pid 298] <... rmdir resumed>) = 0 [pid 4533] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4531] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] mkdir("./814", 0777 [pid 4534] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4534] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4533] <... close_range resumed>) = 0 [pid 4531] <... close_range resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4534] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4531] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4534] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 4534] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4534] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4534] exit_group(0) = ? [pid 4534] +++ exited with 0 +++ [pid 4533] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4531] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4535 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4535 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4535] set_robust_list(0x555557559760, 24 [pid 300] <... openat resumed>) = 3 [pid 4535] <... set_robust_list resumed>) = 0 [pid 300] fstat(3 [pid 4535] rt_sigprocmask(SIG_SETMASK, [] [pid 4533] <... mkdirat resumed>) = 0 [pid 4531] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4535] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(3 [pid 4535] chdir("./814" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4535] <... chdir resumed>) = 0 [pid 4533] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4531] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./850/binderfs" [pid 4533] <... mount resumed>) = 0 [pid 4531] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4535] <... prctl resumed>) = 0 [pid 4533] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] unlink("./850/binderfs" [pid 4531] <... openat resumed>) = 3 [pid 4535] setpgid(0, 0) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4533] <... openat resumed>) = 3 [pid 4535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4531] write(3, "p:s/p ./file0:0", 15 [pid 4533] write(3, "p:s/p ./file0:0", 15 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4535] <... openat resumed>) = 3 [pid 4531] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4535] write(3, "1000", 4) = 4 [pid 301] umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4533] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4531] openat(AT_FDCWD, NULL, O_WRONLY [pid 4533] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 4533] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4531] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 4535] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 4533] creat(NULL, 0732 [pid 4531] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./850/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4533] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4535] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4531] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4533] exit_group(0 [pid 301] umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./850/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4533] <... exit_group resumed>) = ? [pid 4531] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 4531] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./849/binderfs" [pid 300] fstat(4 [pid 4535] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] unlink("./849/binderfs" [pid 300] getdents64(4 [pid 4535] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 4535] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] close(4 [pid 301] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./850/tracing" [pid 301] newfstatat(AT_FDCWD, "./849/tracing" [pid 4535] <... write resumed>) = 18 [pid 4535] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4535] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 301] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 301] openat(AT_FDCWD, "./849/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 4535] <... mkdirat resumed>) = 0 [pid 4533] +++ exited with 0 +++ [pid 4531] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 4 [pid 300] rmdir("./850" [pid 301] fstat(4 [pid 4535] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4535] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 executing program [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] mkdir("./851", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 4535] <... openat resumed>) = 3 [pid 4535] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4535] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4 [pid 4535] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4535] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4535] exit_group(0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./849/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4536 [pid 4535] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4536 attached [pid 4535] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4536] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4536] <... set_robust_list resumed>) = 0 [pid 301] close(3) = 0 [pid 4536] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./849" [pid 4536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4536] chdir("./851" [pid 301] mkdir("./850", 0777 [pid 4536] <... chdir resumed>) = 0 [pid 4536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 4536] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4536] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4536] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4536] write(3, "1000", 4) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4537 [pid 4536] close(3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4536] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4536] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4537 attached ) = 0 executing program [pid 4536] write(1, "executing program\n", 18) = 18 [pid 4536] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4536] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4537] set_robust_list(0x555557559760, 24) = 0 [pid 4537] rt_sigprocmask(SIG_SETMASK, [] [pid 4536] <... mkdirat resumed>) = 0 [pid 4537] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4537] chdir("./850") = 0 [pid 4537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4537] setpgid(0, 0) = 0 [pid 4537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4536] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4537] write(3, "1000", 4) = 4 [pid 4537] close(3) = 0 [pid 4537] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4537] write(1, "executing program\n", 18) = 18 executing program [pid 4537] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4537] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4536] <... mount resumed>) = 0 [pid 4537] <... mkdirat resumed>) = 0 [pid 4536] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4537] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4537] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4537] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4537] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4537] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4537] exit_group(0) = ? [pid 4536] <... openat resumed>) = 3 [pid 4536] write(3, "p:s/p ./file0:0", 15 [pid 4537] +++ exited with 0 +++ [pid 4536] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4536] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4536] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 4536] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4536] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./880/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./880/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4536] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./834/binderfs" [pid 298] newfstatat(AT_FDCWD, "./814/binderfs" [pid 302] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] unlink("./834/binderfs" [pid 298] unlink("./814/binderfs" [pid 302] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./880/tracing" [pid 299] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./880/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./834/tracing" [pid 298] newfstatat(AT_FDCWD, "./814/tracing" [pid 302] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./814/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./834/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./814/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 298] fstat(4 [pid 302] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] rmdir("./880/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] fstat(3 [pid 299] close(4 [pid 298] close(4 [pid 302] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 299] rmdir("./834/tracing" [pid 298] rmdir("./814/tracing" [pid 302] rmdir("./880" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] mkdir("./881", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./851/binderfs" [pid 299] close(3 [pid 298] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./851/binderfs" [pid 299] rmdir("./834" [pid 298] rmdir("./814" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] fstat(3 [pid 300] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./835", 0777 [pid 298] mkdir("./815", 0777ci2-android-5-10/strace-static-x86_64: Process 4538 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4538 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 300] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4539 attached [pid 4538] set_robust_list(0x555557559760, 24 [pid 300] newfstatat(AT_FDCWD, "./851/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4539 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4540 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4538] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4538] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./850/binderfs" [pid 300] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4539] set_robust_list(0x555557559760, 24 [pid 301] unlink("./850/binderfs" [pid 300] openat(AT_FDCWD, "./851/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4538] chdir("./881" [pid 301] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4538] <... chdir resumed>) = 0 [pid 301] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] fstat(4 [pid 4538] <... prctl resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4538] setpgid(0, 0 [pid 301] <... umount2 resumed>) = 0 [pid 4539] <... set_robust_list resumed>) = 0 [pid 4538] <... setpgid resumed>) = 0 [pid 301] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4540 attached , 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4540] set_robust_list(0x555557559760, 24 [pid 4539] rt_sigprocmask(SIG_SETMASK, [] [pid 4538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4538] <... openat resumed>) = 3 [pid 4540] <... set_robust_list resumed>) = 0 [pid 4539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./850/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 4539] chdir("./835" [pid 4538] write(3, "1000", 4 [pid 301] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./851/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4538] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./850/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 4538] close(3 [pid 301] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 4539] <... chdir resumed>) = 0 [pid 4538] <... close resumed>) = 0 [pid 301] fstat(4 [pid 4539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4538] symlink("/dev/binderfs", "./binderfs" [pid 4539] <... prctl resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 4538] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 4539] setpgid(0, 0 [pid 4538] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./851" [pid 4540] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 4538] <... write resumed>) = 18 [pid 4538] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4539] <... setpgid resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4538] <... close_range resumed>) = 0 [pid 301] close(4 [pid 4539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 4538] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./850/tracing" [pid 300] mkdir("./852", 0777 [pid 4539] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4538] <... mkdirat resumed>) = 0 executing program [pid 4538] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 4539] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4538] <... mount resumed>) = 0 [pid 301] close(3 [pid 4539] <... write resumed>) = 4 [pid 4538] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4539] close(3 [pid 4538] <... openat resumed>) = 3 [pid 301] rmdir("./850" [pid 4538] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4539] <... close resumed>) = 0 [pid 4538] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] mkdir("./851", 0777 [pid 4538] openat(AT_FDCWD, NULL, O_WRONLY [pid 4539] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4541 attached [pid 4541] set_robust_list(0x555557559760, 24) = 0 [pid 4541] rt_sigprocmask(SIG_SETMASK, [] [pid 4538] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4541 [pid 4541] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4539] <... symlink resumed>) = 0 [pid 4538] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4538] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4539] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4541] chdir("./852") = 0 [pid 4541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4541] setpgid(0, 0) = 0 [pid 4541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4538] exit_group(0 executing program [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4539] <... write resumed>) = 18 [pid 4538] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4541] write(3, "1000", 4) = 4 [pid 4541] close(3) = 0 [pid 4541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4541] write(1, "executing program\n", 18) = 18 [pid 4538] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4541] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4541] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4539] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4542 [pid 4539] <... close_range resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4539] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4540] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4541] <... mkdirat resumed>) = 0 executing program [pid 4541] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4540] chdir("./815" [pid 4539] <... mkdirat resumed>) = 0 [pid 4541] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4539] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4540] <... chdir resumed>) = 0 [pid 4541] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4541] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4539] <... mount resumed>) = 0 [pid 4541] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4539] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4541] exit_group(0 [pid 4539] <... openat resumed>) = 3 [pid 4541] <... exit_group resumed>) = ? [pid 4541] +++ exited with 0 +++ [pid 4540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4539] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 4542 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4542] set_robust_list(0x555557559760, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4542] <... set_robust_list resumed>) = 0 [pid 4539] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4542] chdir("./851") = 0 [pid 4539] openat(AT_FDCWD, NULL, O_WRONLY [pid 4542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4542] setpgid(0, 0 [pid 4539] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4542] <... setpgid resumed>) = 0 [pid 4539] creat(NULL, 0732 [pid 4542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4539] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4542] <... openat resumed>) = 3 [pid 4540] <... prctl resumed>) = 0 [pid 4539] exit_group(0 [pid 4542] write(3, "1000", 4 [pid 4539] <... exit_group resumed>) = ? [pid 4542] <... write resumed>) = 4 [pid 4542] close(3) = 0 [pid 4542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4542] write(1, "executing program\n", 18) = 18 [pid 4542] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4539] +++ exited with 0 +++ executing program [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4542] <... close_range resumed>) = 0 [pid 4542] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4540] setpgid(0, 0 [pid 4542] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4540] <... setpgid resumed>) = 0 [pid 4542] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4542] write(3, "p:s/p ./file0:0", 15 [pid 4540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4542] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4542] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4542] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4542] exit_group(0) = ? [pid 4542] +++ exited with 0 +++ [pid 4540] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4540] write(3, "1000", 4) = 4 [pid 4540] close(3) = 0 [pid 4540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4540] write(1, "executing program\n", 18) = 18 executing program [pid 4540] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4540] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4540] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4540] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4540] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4540] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4540] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4540] exit_group(0 [pid 300] umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4540] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4540] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./881/binderfs" [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./881/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./852/binderfs" [pid 302] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./881/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./852/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 3 [pid 302] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 298] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./881/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./852/tracing" [pid 298] newfstatat(AT_FDCWD, "./815/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./815/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./851/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] close(4 [pid 298] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./852/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 302] rmdir("./881/tracing" [pid 301] unlink("./851/binderfs" [pid 300] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./835/binderfs" [pid 298] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 300] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./815/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] unlink("./835/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./815/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./881" [pid 301] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./815/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 302] mkdir("./882", 0777 [pid 301] newfstatat(AT_FDCWD, "./851/tracing" [pid 300] getdents64(4 [pid 298] fstat(4 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 299] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 301] openat(AT_FDCWD, "./851/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./852/tracing" [pid 299] newfstatat(AT_FDCWD, "./835/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4543 [pid 301] <... openat resumed>) = 4 [pid 298] close(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./815/tracing"ci2-android-5-10/strace-static-x86_64: Process 4543 attached [pid 301] fstat(4 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 301] getdents64(4 [pid 300] close(3 [pid 299] openat(AT_FDCWD, "./835/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] rmdir("./815" [pid 4543] set_robust_list(0x555557559760, 24 [pid 301] close(4 [pid 300] rmdir("./852" [pid 299] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] mkdir("./816", 0777 [pid 4543] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./851/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] mkdir("./853", 0777 [pid 299] getdents64(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4544 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4543] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./851" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] close(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4544 attached [pid 4544] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4544] chdir("./816" [pid 299] rmdir("./835/tracing" [pid 301] mkdir("./852", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4545 [pid 4544] <... chdir resumed>) = 0 [pid 4544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4544] setpgid(0, 0) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 4544] write(3, "1000", 4) = 4 [pid 4544] close(3) = 0 [pid 4544] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./835" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4546 [pid 4544] <... symlink resumed>) = 0 [pid 4544] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 4544] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./836", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4544] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4544] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4544] <... mkdirat resumed>) = 0 [pid 4544] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4547 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4544] <... mount resumed>) = 0 [pid 4544] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4544] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4544] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4544] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4544] exit_group(0 [pid 4543] chdir("./882" [pid 4544] <... exit_group resumed>) = ? [pid 4543] <... chdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4546 attached [pid 4543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4544] +++ exited with 0 +++ [pid 4546] set_robust_list(0x555557559760, 24 [pid 4543] <... prctl resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4545 attached [pid 4545] set_robust_list(0x555557559760, 24 [pid 4543] setpgid(0, 0 [pid 4545] <... set_robust_list resumed>) = 0 [pid 4545] rt_sigprocmask(SIG_SETMASK, [] [pid 4546] <... set_robust_list resumed>) = 0 [pid 4543] <... setpgid resumed>) = 0 [pid 4545] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4545] chdir("./853") = 0 [pid 4545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4545] setpgid(0, 0) = 0 [pid 4545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4545] write(3, "1000", 4) = 4 [pid 4545] close(3) = 0 [pid 4545] symlink("/dev/binderfs", "./binderfs" [pid 4543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4545] <... symlink resumed>) = 0 [pid 4545] write(1, "executing program\n", 18) = 18 [pid 4543] <... openat resumed>) = 3 executing program [pid 4545] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4545] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4543] write(3, "1000", 4) = 4 [pid 4543] close(3) = 0 [pid 4546] rt_sigprocmask(SIG_SETMASK, [] [pid 4545] <... mkdirat resumed>) = 0 [pid 4545] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4543] symlink("/dev/binderfs", "./binderfs" [pid 4546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4545] <... mount resumed>) = 0 [pid 4545] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4545] write(3, "p:s/p ./file0:0", 15 [pid 4543] <... symlink resumed>) = 0 [pid 4543] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 4547 attached ) = 18 executing program [pid 4545] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4545] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4547] set_robust_list(0x555557559760, 24 [pid 4545] creat(NULL, 0732 [pid 4547] <... set_robust_list resumed>) = 0 [pid 4545] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4543] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4546] chdir("./852" [pid 4545] exit_group(0 [pid 4547] rt_sigprocmask(SIG_SETMASK, [] [pid 4545] <... exit_group resumed>) = ? [pid 4547] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4543] <... close_range resumed>) = 0 [pid 4546] <... chdir resumed>) = 0 [pid 4543] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4547] chdir("./836") = 0 [pid 4547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4547] setpgid(0, 0) = 0 [pid 4547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4545] +++ exited with 0 +++ [pid 4547] write(3, "1000", 4) = 4 [pid 4547] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4547] <... close resumed>) = 0 [pid 4547] symlink("/dev/binderfs", "./binderfs" [pid 4543] <... mkdirat resumed>) = 0 [pid 4547] <... symlink resumed>) = 0 [pid 4547] write(1, "executing program\n", 18) = 18 executing program [pid 4547] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4547] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4543] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4546] <... prctl resumed>) = 0 [pid 4547] <... mkdirat resumed>) = 0 [pid 4547] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4543] <... mount resumed>) = 0 [pid 4547] <... mount resumed>) = 0 [pid 4547] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4547] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... restart_syscall resumed>) = 0 [pid 4546] setpgid(0, 0 [pid 4543] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4543] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./816/binderfs") = 0 [pid 298] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4546] <... setpgid resumed>) = 0 [pid 4543] write(3, "p:s/p ./file0:0", 15 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4543] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] newfstatat(AT_FDCWD, "./816/tracing" [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4543] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./816/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./816/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 4543] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4546] <... openat resumed>) = 3 [pid 4543] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4546] write(3, "1000", 4 [pid 4543] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4543] exit_group(0 [pid 300] fstat(3 [pid 298] getdents64(4 [pid 4546] <... write resumed>) = 4 [pid 4543] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 300] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./816/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 300] umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 300] newfstatat(AT_FDCWD, "./853/binderfs" [pid 298] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./816" [pid 4546] close(3 [pid 4543] +++ exited with 0 +++ [pid 300] unlink("./853/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 4546] <... close resumed>) = 0 [pid 298] mkdir("./817", 0777 [pid 4546] symlink("/dev/binderfs", "./binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4547] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4547] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4547] creat(NULL, 0732 [pid 4546] <... symlink resumed>) = 0 [pid 300] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4548 attached [pid 4547] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4546] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4548 executing program [pid 4547] exit_group(0 [pid 4546] <... write resumed>) = 18 [pid 300] newfstatat(AT_FDCWD, "./853/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4547] <... exit_group resumed>) = ? [pid 4546] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4548] set_robust_list(0x555557559760, 24 [pid 4547] +++ exited with 0 +++ [pid 4546] <... close_range resumed>) = 0 [pid 300] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./853/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4546] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4548] <... set_robust_list resumed>) = 0 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./853/tracing" [pid 4546] <... mkdirat resumed>) = 0 [pid 4546] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./853" [pid 4546] <... mount resumed>) = 0 [pid 4546] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./854", 0777 [pid 4546] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4546] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4546] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4546] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./882/binderfs" [pid 4546] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4549 [pid 302] unlink("./882/binderfs" [pid 4546] creat(NULL, 0732 [pid 302] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4546] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4546] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./882/tracing" [pid 4546] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./882/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./882/tracing") = 0 [pid 302] getdents64(3 [pid 4546] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./882" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4548] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./883", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4548] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4548] chdir("./817" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4550 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4549 attached [pid 4549] set_robust_list(0x555557559760, 24) = 0 [pid 4549] rt_sigprocmask(SIG_SETMASK, [] [pid 4548] <... chdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4550 attached [pid 4549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4549] chdir("./854") = 0 [pid 4549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4549] setpgid(0, 0) = 0 [pid 4549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4550] set_robust_list(0x555557559760, 24 [pid 4549] <... openat resumed>) = 3 [pid 4549] write(3, "1000", 4) = 4 [pid 4549] close(3) = 0 [pid 4548] <... prctl resumed>) = 0 [pid 4549] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4548] setpgid(0, 0 [pid 4550] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4549] write(1, "executing program\n", 18) = 18 [pid 4549] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4549] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4549] <... mkdirat resumed>) = 0 [pid 4548] <... setpgid resumed>) = 0 [pid 301] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... restart_syscall resumed>) = 0 [pid 4549] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 4549] <... mount resumed>) = 0 [pid 4548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4549] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 299] umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4549] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4548] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 4548] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./852/binderfs" [pid 299] fstat(3 [pid 4549] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4548] <... write resumed>) = 4 [pid 301] unlink("./852/binderfs" [pid 299] getdents64(3 [pid 4549] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 4549] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4548] close(3 [pid 301] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4549] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4549] creat(NULL, 0732 [pid 299] umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4549] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 4548] <... close resumed>) = 0 [pid 301] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./836/binderfs" [pid 4548] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./852/tracing" [pid 299] unlink("./836/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4549] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 301] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4549] <... exit_group resumed>) = ? [pid 4550] rt_sigprocmask(SIG_SETMASK, [] [pid 4549] +++ exited with 0 +++ [pid 4548] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./852/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 4548] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4548] <... write resumed>) = 18 [pid 301] fstat(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4548] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./836/tracing" [pid 4548] <... close_range resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 4548] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./836/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 299] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 301] rmdir("./852/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 301] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 299] close(4 [pid 301] rmdir("./852" [pid 299] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./836/tracing" [pid 4548] <... mkdirat resumed>) = 0 [pid 301] mkdir("./853", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 4548] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./836" [pid 4548] <... mount resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4551 ci2-android-5-10/strace-static-x86_64: Process 4551 attached [pid 4551] set_robust_list(0x555557559760, 24) = 0 [pid 4551] rt_sigprocmask(SIG_SETMASK, [] [pid 4548] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./837", 0777 [pid 4551] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4551] chdir("./853") = 0 [pid 4551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4551] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 4548] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4548] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4551] <... setpgid resumed>) = 0 [pid 4551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4551] write(3, "1000", 4) = 4 [pid 4551] close(3) = 0 [pid 300] umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4551] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4552 [pid 4548] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4551] <... symlink resumed>) = 0 [pid 4548] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4548] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4548] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4551] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 4548] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4551] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4548] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 4552 attached [pid 4551] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4550] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4548] <... exit_group resumed>) = ? [pid 300] umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./854/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./854/binderfs" [pid 4551] <... close_range resumed>) = 0 [pid 4551] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4548] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4551] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = 0 [pid 4551] <... mount resumed>) = 0 [pid 300] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4551] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4551] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./854/tracing" [pid 4551] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4551] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4551] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4551] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] openat(AT_FDCWD, "./854/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4551] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4551] exit_group(0 [pid 300] <... openat resumed>) = 4 [pid 4551] <... exit_group resumed>) = ? [pid 300] fstat(4 [pid 4552] set_robust_list(0x555557559760, 24 [pid 4550] chdir("./883" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4551] +++ exited with 0 +++ [pid 300] getdents64(4 [pid 4552] <... set_robust_list resumed>) = 0 [pid 4552] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4552] chdir("./837" [pid 300] close(4 [pid 4552] <... chdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./854/tracing" [pid 4552] <... prctl resumed>) = 0 [pid 4552] setpgid(0, 0) = 0 [pid 4552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4550] <... chdir resumed>) = 0 [pid 300] getdents64(3 [pid 4552] write(3, "1000", 4 [pid 4550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4552] <... write resumed>) = 4 [pid 4550] <... prctl resumed>) = 0 [pid 300] close(3 [pid 4552] close(3 [pid 4550] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 4552] <... close resumed>) = 0 [pid 300] rmdir("./854" [pid 4550] <... setpgid resumed>) = 0 [pid 4552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4552] write(1, "executing program\n", 18 [pid 300] mkdir("./855", 0777 [pid 4550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4552] <... write resumed>) = 18 [pid 4552] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4552] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4550] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4552] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4550] write(3, "1000", 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4550] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4552] <... mount resumed>) = 0 [pid 4552] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4550] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4553 [pid 4550] <... close resumed>) = 0 [pid 4552] write(3, "p:s/p ./file0:0", 15 [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4553 attached [pid 4550] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4552] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4552] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4550] <... symlink resumed>) = 0 [pid 4553] set_robust_list(0x555557559760, 24 [pid 4550] write(1, "executing program\n", 18 [pid 4553] <... set_robust_list resumed>) = 0 [pid 4552] creat(NULL, 0732 [pid 4550] <... write resumed>) = 18 [pid 4552] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4552] exit_group(0 [pid 4550] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4552] <... exit_group resumed>) = ? [pid 4550] <... close_range resumed>) = 0 executing program [pid 4553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4550] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4552] +++ exited with 0 +++ [pid 4550] <... mkdirat resumed>) = 0 [pid 4550] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4553] chdir("./855") = 0 [pid 4553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4550] <... mount resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4550] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4553] <... prctl resumed>) = 0 [pid 4550] <... openat resumed>) = 3 [pid 4553] setpgid(0, 0 [pid 4550] write(3, "p:s/p ./file0:0", 15 [pid 4553] <... setpgid resumed>) = 0 [pid 4553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4550] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4553] <... openat resumed>) = 3 [pid 4550] openat(AT_FDCWD, NULL, O_WRONLY [pid 4553] write(3, "1000", 4 [pid 4550] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4553] <... write resumed>) = 4 [pid 4550] creat(NULL, 0732 [pid 4553] close(3 [pid 4550] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4553] <... close resumed>) = 0 [pid 4550] exit_group(0 [pid 4553] symlink("/dev/binderfs", "./binderfs" [pid 4550] <... exit_group resumed>) = ? [pid 4553] <... symlink resumed>) = 0 [pid 4553] write(1, "executing program\n", 18) = 18 [pid 4553] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4553] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4550] +++ exited with 0 +++ [pid 4553] <... mkdirat resumed>) = 0 [pid 4553] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4553] <... mount resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4553] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4553] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4553] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4553] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4553] exit_group(0) = ? [pid 4553] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] fstat(3 [pid 299] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./883/binderfs" [pid 301] newfstatat(AT_FDCWD, "./853/binderfs" [pid 299] umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./883/binderfs" [pid 301] unlink("./853/binderfs" [pid 299] newfstatat(AT_FDCWD, "./837/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./837/binderfs" [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./883/tracing" [pid 301] newfstatat(AT_FDCWD, "./853/tracing" [pid 299] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./837/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./817/binderfs" [pid 302] openat(AT_FDCWD, "./883/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./853/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(4 [pid 301] fstat(4 [pid 299] openat(AT_FDCWD, "./837/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./817/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 298] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 302] close(4 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./853/tracing" [pid 299] close(4 [pid 298] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./883/tracing" [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 299] rmdir("./837/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./817/tracing" [pid 302] getdents64(3 [pid 301] close(3 [pid 300] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 301] rmdir("./853" [pid 300] fstat(3 [pid 299] close(3 [pid 298] umount2("./817/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 302] rmdir("./883" [pid 301] mkdir("./854", 0777 [pid 300] getdents64(3 [pid 299] rmdir("./837" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./817/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./884", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./838", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 4554 attached [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./855/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4554 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] unlink("./855/binderfs" [pid 298] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4556 [pid 300] <... unlink resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4555 [pid 300] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 4555 attached [pid 4554] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./855/tracing" [pid 298] rmdir("./817/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4556 attached [pid 4556] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4556] chdir("./838" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./855/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 300] <... openat resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 300] fstat(4 [pid 4556] <... chdir resumed>) = 0 [pid 4555] set_robust_list(0x555557559760, 24 [pid 4554] <... set_robust_list resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./817" [pid 300] getdents64(4 [pid 4556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4556] setpgid(0, 0) = 0 [pid 4556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] mkdir("./818", 0777 [pid 300] getdents64(4 [pid 4556] <... openat resumed>) = 3 [pid 4556] write(3, "1000", 4) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] close(4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4556] close(3 [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rmdir("./855/tracing" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4556] <... close resumed>) = 0 [pid 4556] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4556] write(1, "executing program\n", 18) = 18 [pid 4556] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4556] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] getdents64(3 [pid 4556] <... mkdirat resumed>) = 0 [pid 4555] <... set_robust_list resumed>) = 0 [pid 4554] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4557 [pid 300] close(3 [pid 4556] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rmdir("./855" [pid 4556] <... mount resumed>) = 0 [pid 4556] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4556] write(3, "p:s/p ./file0:0", 15 [pid 300] mkdir("./856", 0777 [pid 4556] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4556] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4556] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 4556] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4556] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4556] +++ exited with 0 +++ [pid 4555] rt_sigprocmask(SIG_SETMASK, [] [pid 4554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4557 attached [pid 4557] set_robust_list(0x555557559760, 24) = 0 [pid 4557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4558 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4557] chdir("./818" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4557] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4557] setpgid(0, 0) = 0 [pid 4557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4554] chdir("./854" [pid 4557] <... openat resumed>) = 3 [pid 4557] write(3, "1000", 4) = 4 [pid 4557] close(3) = 0 [pid 4557] symlink("/dev/binderfs", "./binderfs" [pid 4555] chdir("./884" [pid 4554] <... chdir resumed>) = 0 [pid 4555] <... chdir resumed>) = 0 [pid 4557] <... symlink resumed>) = 0 [pid 4557] write(1, "executing program\n", 18) = 18 executing program [pid 4557] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4557] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4554] setpgid(0, 0 [pid 4555] <... prctl resumed>) = 0 [pid 4554] <... setpgid resumed>) = 0 [pid 4557] <... mkdirat resumed>) = 0 [pid 4557] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4555] setpgid(0, 0 [pid 4554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4555] <... setpgid resumed>) = 0 [pid 4554] <... openat resumed>) = 3 [pid 4557] <... mount resumed>) = 0 [pid 4557] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4557] write(3, "p:s/p ./file0:0", 15 [pid 4555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4554] write(3, "1000", 4 [pid 4557] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4557] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4557] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4557] exit_group(0 [pid 4555] <... openat resumed>) = 3 [pid 4554] <... write resumed>) = 4 [pid 4557] <... exit_group resumed>) = ? [pid 4555] write(3, "1000", 4 [pid 4554] close(3 [pid 4555] <... write resumed>) = 4 [pid 4555] close(3 [pid 4554] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4554] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4555] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4555] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4557] +++ exited with 0 +++ [pid 4555] <... symlink resumed>) = 0 [pid 4554] <... symlink resumed>) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4555] write(1, "executing program\n", 18 [pid 4554] write(1, "executing program\n", 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 4554] <... write resumed>) = 18 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4555] <... write resumed>) = 18 executing program executing program [pid 4554] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4558 attached ) = -1 EINVAL (Invalid argument) [pid 4554] <... close_range resumed>) = 0 [pid 4555] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./838/binderfs" [pid 4558] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4555] <... close_range resumed>) = 0 [pid 4554] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./838/binderfs" [pid 4558] <... set_robust_list resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4555] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4558] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = 0 [pid 4558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4558] chdir("./856" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4558] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./838/tracing" [pid 4558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4558] <... prctl resumed>) = 0 [pid 299] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4555] <... mkdirat resumed>) = 0 [pid 4554] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4555] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./838/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4554] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 4558] setpgid(0, 0 [pid 299] fstat(4 [pid 4558] <... setpgid resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4555] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4554] <... mount resumed>) = 0 [pid 4555] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 4558] <... openat resumed>) = 3 [pid 4555] <... openat resumed>) = 3 [pid 4554] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4558] write(3, "1000", 4 [pid 299] close(4 [pid 4555] write(3, "p:s/p ./file0:0", 15 [pid 4554] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 4558] <... write resumed>) = 4 [pid 4555] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4554] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./838/tracing" [pid 4558] close(3) = 0 [pid 4558] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4554] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... rmdir resumed>) = 0 [pid 4555] openat(AT_FDCWD, NULL, O_WRONLY [pid 4554] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4558] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4555] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4554] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(3 [pid 4558] <... write resumed>) = 18 [pid 4555] creat(NULL, 0732 [pid 4554] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4558] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./838" [pid 4555] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4554] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4558] <... close_range resumed>) = 0 [pid 4558] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] mkdir("./839", 0777 [pid 4554] exit_group(0 [pid 4558] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4554] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4555] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4558] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4558] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4558] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4555] <... exit_group resumed>) = ? [pid 298] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4559 [pid 4558] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4558] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 4558] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4558] exit_group(0 [pid 298] umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4558] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4558] +++ exited with 0 +++ [pid 4555] +++ exited with 0 +++ [pid 4554] +++ exited with 0 +++ [pid 298] newfstatat(AT_FDCWD, "./818/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4559 attached [pid 300] umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./818/binderfs" [pid 4559] set_robust_list(0x555557559760, 24 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4559] <... set_robust_list resumed>) = 0 [pid 4559] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 4559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 4559] chdir("./839" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4559] <... chdir resumed>) = 0 [pid 4559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] getdents64(3 [pid 298] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4559] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./818/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./856/binderfs" [pid 298] umount2("./818/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4559] setpgid(0, 0) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./856/binderfs" [pid 298] openat(AT_FDCWD, "./818/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 4559] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4559] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./856/tracing" [pid 298] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./856/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./818/tracing" [pid 4559] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 4559] close(3) = 0 [pid 4559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4559] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 300] getdents64(4 [pid 4559] <... write resumed>) = 18 executing program [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 300] close(4 [pid 298] rmdir("./818" [pid 300] <... close resumed>) = 0 [pid 4559] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4559] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rmdir("./856/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4559] <... mkdirat resumed>) = 0 [pid 4559] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4559] <... mount resumed>) = 0 [pid 300] getdents64(3 [pid 298] mkdir("./819", 0777 [pid 4559] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4559] <... openat resumed>) = 3 [pid 4559] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 4559] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 300] rmdir("./856" [pid 301] fstat(3 [pid 302] fstat(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4559] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4559] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4559] exit_group(0) = ? [pid 4559] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] getdents64(3 [pid 300] mkdir("./857", 0777ci2-android-5-10/strace-static-x86_64: Process 4560 attached [pid 4560] set_robust_list(0x555557559760, 24) = 0 [pid 4560] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4560] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4560] chdir("./819") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4560 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./884/binderfs" [pid 301] newfstatat(AT_FDCWD, "./854/binderfs" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4560] setpgid(0, 0) = 0 [pid 4560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] unlink("./884/binderfs" [pid 301] unlink("./854/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4560] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 4560] write(3, "1000", 4) = 4 [pid 301] <... unlink resumed>) = 0 [pid 302] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4561 [pid 4560] close(3) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4560] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./884/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./854/tracing" [pid 302] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4560] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./884/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] openat(AT_FDCWD, "./854/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] getdents64(4 [pid 301] fstat(4 [pid 4560] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4560] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 302] close(4 [pid 301] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./884/tracing" [pid 301] close(4 [pid 4560] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4560] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] rmdir("./854/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4560] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4560] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(3 [pid 301] getdents64(3 [pid 4560] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./884" [pid 301] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4560] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4560] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./885", 0777 [pid 301] rmdir("./854" [pid 299] <... openat resumed>) = 3 [pid 4560] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4560] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4560] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 4560] <... exit_group resumed>) = ? [pid 4560] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] mkdir("./855", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4561 attached [pid 4561] set_robust_list(0x555557559760, 24) = 0 [pid 4561] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4561] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4561] chdir("./857") = 0 [pid 4561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4562 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] newfstatat(AT_FDCWD, "./839/binderfs" [pid 4561] <... prctl resumed>) = 0 [pid 4561] setpgid(0, 0) = 0 [pid 4561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4561] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4563 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4561] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] unlink("./839/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4561] close(3) = 0 [pid 4561] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4563 attached [pid 4561] <... symlink resumed>) = 0 [pid 299] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4561] write(1, "executing program\n", 18) = 18 [pid 299] <... umount2 resumed>) = 0 [pid 4561] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4561] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4561] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] newfstatat(AT_FDCWD, "./839/tracing" [pid 4563] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4563] <... set_robust_list resumed>) = 0 [pid 4561] <... mkdirat resumed>) = 0 [pid 299] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4561] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4561] <... mount resumed>) = 0 [pid 299] openat(AT_FDCWD, "./839/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4561] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... openat resumed>) = 4 [pid 4561] write(3, "p:s/p ./file0:0", 15 [pid 299] fstat(4 [pid 4563] rt_sigprocmask(SIG_SETMASK, [] [pid 4561] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4561] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 4561] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4561] creat(NULL, 0732 [pid 299] getdents64(4 [pid 4561] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4561] exit_group(0 [pid 299] close(4 [pid 4561] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 4563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4561] +++ exited with 0 +++ [pid 299] rmdir("./839/tracing"ci2-android-5-10/strace-static-x86_64: Process 4562 attached [pid 4562] set_robust_list(0x555557559760, 24) = 0 [pid 4562] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4562] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3 [pid 4562] chdir("./885" [pid 299] <... close resumed>) = 0 [pid 4562] <... chdir resumed>) = 0 [pid 299] rmdir("./839" [pid 4562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4562] setpgid(0, 0) = 0 [pid 4562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 4562] <... openat resumed>) = 3 [pid 299] mkdir("./840", 0777 [pid 4563] chdir("./855" [pid 4562] write(3, "1000", 4) = 4 [pid 4562] close(3) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4562] symlink("/dev/binderfs", "./binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4562] <... symlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4562] write(1, "executing program\n", 18) = 18 [pid 4562] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4562] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 4563] <... chdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4564 [pid 298] umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 4562] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 4563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4562] <... mount resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4562] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4562] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./819/binderfs" [pid 300] newfstatat(AT_FDCWD, "./857/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4564 attached [pid 4562] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./819/binderfs" [pid 300] unlink("./857/binderfs" [pid 4562] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 4562] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4562] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4562] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./819/tracing" [pid 300] newfstatat(AT_FDCWD, "./857/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./819/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4562] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./819/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./857/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 300] fstat(4 [pid 4563] <... prctl resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4563] setpgid(0, 0 [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 4564] set_robust_list(0x555557559760, 24 [pid 4563] <... setpgid resumed>) = 0 [pid 4562] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4564] <... set_robust_list resumed>) = 0 [pid 4562] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] close(4 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] rmdir("./857/tracing" [pid 298] rmdir("./819/tracing" [pid 4564] rt_sigprocmask(SIG_SETMASK, [] [pid 4563] <... openat resumed>) = 3 [pid 4562] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4563] write(3, "1000", 4 [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4563] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4563] close(3 [pid 300] close(3 [pid 298] close(3 [pid 4564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./857" [pid 298] <... close resumed>) = 0 [pid 4563] <... close resumed>) = 0 [pid 298] rmdir("./819" [pid 4564] chdir("./840") = 0 [pid 302] umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4564] setpgid(0, 0 [pid 298] <... rmdir resumed>) = 0 [pid 4563] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./858", 0777 [pid 298] mkdir("./820", 0777 [pid 302] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4564] <... setpgid resumed>) = 0 [pid 4564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4564] write(3, "1000", 4) = 4 [pid 4564] close(3) = 0 [pid 4564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 4564] write(1, "executing program\n", 18) = 18 [pid 302] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4563] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4564] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4564] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4564] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4564] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4566 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4565 [pid 4563] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./885/binderfs" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4563] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] unlink("./885/binderfs" [pid 4563] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4564] <... openat resumed>) = 3 [pid 4564] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 4563] <... close_range resumed>) = 0 [pid 302] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4564] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4564] openat(AT_FDCWD, NULL, O_WRONLY [pid 4563] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = 0 [pid 4564] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4564] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4564] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./885/tracing" [pid 4564] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4563] <... mkdirat resumed>) = 0 executing program executing program [pid 302] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4564] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4566 attached [pid 4564] +++ exited with 0 +++ [pid 4563] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./885/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4565 attached [pid 4563] <... mount resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4565] set_robust_list(0x555557559760, 24 [pid 4563] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] getdents64(4 [pid 4565] <... set_robust_list resumed>) = 0 [pid 4563] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4565] rt_sigprocmask(SIG_SETMASK, [] [pid 4563] write(3, "p:s/p ./file0:0", 15 [pid 4566] set_robust_list(0x555557559760, 24 [pid 302] getdents64(4 [pid 4565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4565] chdir("./858" [pid 4563] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 4565] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4563] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rmdir("./885/tracing" [pid 4565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4565] setpgid(0, 0) = 0 [pid 4565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4563] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 4565] <... openat resumed>) = 3 [pid 4566] <... set_robust_list resumed>) = 0 [pid 4563] creat(NULL, 0732 [pid 302] getdents64(3 [pid 4565] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4563] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 4565] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 4563] exit_group(0 [pid 4566] rt_sigprocmask(SIG_SETMASK, [] [pid 4565] close(3 [pid 4563] <... exit_group resumed>) = ? [pid 302] rmdir("./885" [pid 299] <... restart_syscall resumed>) = 0 [pid 4565] <... close resumed>) = 0 [pid 4565] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4565] write(1, "executing program\n", 18 [pid 302] mkdir("./886", 0777 [pid 4565] <... write resumed>) = 18 [pid 4565] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4565] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4563] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4565] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4565] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4565] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4565] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4565] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4565] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4567 [pid 299] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4565] <... exit_group resumed>) = ? executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4567 attached [pid 4566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4567] set_robust_list(0x555557559760, 24 [pid 4566] chdir("./820" [pid 4565] +++ exited with 0 +++ [pid 4567] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4567] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4567] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4567] chdir("./886" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4567] <... chdir resumed>) = 0 [pid 4566] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./840/binderfs" [pid 4567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4567] <... prctl resumed>) = 0 [pid 4566] <... prctl resumed>) = 0 [pid 299] unlink("./840/binderfs" [pid 4567] setpgid(0, 0 [pid 4566] setpgid(0, 0 [pid 4567] <... setpgid resumed>) = 0 [pid 4566] <... setpgid resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4566] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4567] <... openat resumed>) = 3 [pid 4566] write(3, "1000", 4 [pid 299] newfstatat(AT_FDCWD, "./840/tracing" [pid 4567] write(3, "1000", 4 [pid 4566] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4567] <... write resumed>) = 4 [pid 4566] close(3 [pid 299] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4567] close(3 [pid 4566] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4566] symlink("/dev/binderfs", "./binderfs" [pid 299] openat(AT_FDCWD, "./840/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4567] <... close resumed>) = 0 [pid 4567] symlink("/dev/binderfs", "./binderfs" [pid 4566] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4567] <... symlink resumed>) = 0 [pid 4566] write(1, "executing program\n", 18 [pid 299] fstat(4 [pid 4566] <... write resumed>) = 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4566] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(4 [pid 4566] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4567] write(1, "executing program\n", 18 executing program [pid 4566] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] getdents64(4 [pid 4567] <... write resumed>) = 18 [pid 4566] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4567] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4566] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] close(4 [pid 4567] <... close_range resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4566] <... mount resumed>) = 0 [pid 299] rmdir("./840/tracing" [pid 4567] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4566] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 4567] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3 [pid 4566] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4566] write(3, "p:s/p ./file0:0", 15 [pid 299] close(3 [pid 4567] <... mount resumed>) = 0 [pid 4566] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 4567] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4566] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./840" [pid 4566] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4567] <... openat resumed>) = 3 [pid 4567] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4567] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 4566] creat(NULL, 0732 [pid 299] mkdir("./841", 0777 [pid 4566] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4567] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4567] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4567] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 4566] exit_group(0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4566] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4567] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4567] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4568 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4568 attached [pid 4566] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4568] set_robust_list(0x555557559760, 24 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4568] <... set_robust_list resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4568] chdir("./841") = 0 [pid 4568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4568] setpgid(0, 0) = 0 [pid 4568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4568] write(3, "1000", 4) = 4 [pid 4568] close(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4568] <... close resumed>) = 0 [pid 4568] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4568] <... symlink resumed>) = 0 [pid 4568] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4568] <... write resumed>) = 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4568] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] newfstatat(AT_FDCWD, "./858/binderfs" [pid 298] umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./858/binderfs" [pid 4568] <... close_range resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 300] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4568] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./858/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./855/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./820/binderfs" [pid 302] umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./855/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] unlink("./820/binderfs" [pid 301] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 300] openat(AT_FDCWD, "./858/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 298] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./886/binderfs" [pid 301] newfstatat(AT_FDCWD, "./855/tracing" [pid 300] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4568] <... mkdirat resumed>) = 0 [pid 302] unlink("./886/binderfs" [pid 301] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./820/tracing" [pid 302] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4568] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] umount2("./820/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./855/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./820/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] close(4 [pid 302] newfstatat(AT_FDCWD, "./886/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 4568] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 298] fstat(4 [pid 302] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4568] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 300] rmdir("./858/tracing" [pid 298] getdents64(4 [pid 4568] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./886/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4568] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 4 [pid 301] close(4 [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 302] fstat(4 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4568] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./855/tracing" [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4568] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./858" [pid 298] rmdir("./820/tracing" [pid 4568] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 300] <... rmdir resumed>) = 0 [pid 4568] creat(NULL, 0732 [pid 302] close(4 [pid 301] <... close resumed>) = 0 [pid 300] mkdir("./859", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./855" [pid 302] rmdir("./886/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./856", 0777 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 4568] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4568] exit_group(0 [pid 302] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... close resumed>) = 0 [pid 4568] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./886" [pid 298] rmdir("./820"ci2-android-5-10/strace-static-x86_64: Process 4569 attached [pid 4569] set_robust_list(0x555557559760, 24) = 0 [pid 4569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4569] chdir("./859") = 0 [pid 4569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rmdir resumed>) = 0 [pid 4569] <... prctl resumed>) = 0 [pid 4569] setpgid(0, 0) = 0 [pid 4569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4570 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4569 [pid 298] mkdir("./821", 0777 [pid 302] mkdir("./887", 0777 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4569] <... openat resumed>) = 3 [pid 4569] write(3, "1000", 4) = 4 [pid 298] <... mkdir resumed>) = 0 [pid 4569] close(3) = 0 [pid 4569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4569] write(1, "executing program\n", 18) = 18 [pid 4569] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4569] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4569] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4572 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4571 [pid 4569] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4569] <... openat resumed>) = 3 [pid 4569] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4569] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4569] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4569] exit_group(0 [pid 4568] +++ exited with 0 +++ [pid 4569] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program ci2-android-5-10/strace-static-x86_64: Process 4571 attached [pid 4569] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4570 attached [pid 4570] set_robust_list(0x555557559760, 24 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4570] <... set_robust_list resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4570] chdir("./856" [pid 4571] set_robust_list(0x555557559760, 24 [pid 4570] <... chdir resumed>) = 0 [pid 4570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4570] setpgid(0, 0) = 0 [pid 4570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4571] <... set_robust_list resumed>) = 0 [pid 4570] <... openat resumed>) = 3 [pid 4570] write(3, "1000", 4 [pid 4571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4570] <... write resumed>) = 4 [pid 4570] close(3) = 0 [pid 4570] symlink("/dev/binderfs", "./binderfs" [pid 4571] chdir("./821" [pid 4570] <... symlink resumed>) = 0 [pid 4570] write(1, "executing program\n", 18) = 18 executing program [pid 4570] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4570] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4571] <... chdir resumed>) = 0 [pid 4570] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4572 attached [pid 4570] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4570] <... mount resumed>) = 0 [pid 4572] set_robust_list(0x555557559760, 24) = 0 [pid 4572] rt_sigprocmask(SIG_SETMASK, [] [pid 4571] <... prctl resumed>) = 0 [pid 4570] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4571] setpgid(0, 0 [pid 4572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4572] chdir("./887") = 0 [pid 4570] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4571] <... setpgid resumed>) = 0 [pid 4572] <... prctl resumed>) = 0 [pid 4572] setpgid(0, 0) = 0 [pid 4572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4570] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4570] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4571] <... openat resumed>) = 3 [pid 4572] <... openat resumed>) = 3 [pid 4571] write(3, "1000", 4 [pid 4570] exit_group(0) = ? [pid 4571] <... write resumed>) = 4 [pid 4571] close(3 [pid 4570] +++ exited with 0 +++ [pid 4572] write(3, "1000", 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4571] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4572] <... write resumed>) = 4 [pid 4571] symlink("/dev/binderfs", "./binderfs" [pid 4572] close(3) = 0 [pid 4572] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4571] <... symlink resumed>) = 0 [pid 4572] write(1, "executing program\n", 18) = 18 [pid 4572] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4572] mkdirat(AT_FDCWD, "./tracing", 0777 executing program executing program [pid 4571] write(1, "executing program\n", 18 [pid 4572] <... mkdirat resumed>) = 0 [pid 4571] <... write resumed>) = 18 [pid 4572] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4571] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4572] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4572] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4571] <... close_range resumed>) = 0 [pid 4572] openat(AT_FDCWD, NULL, O_WRONLY [pid 4571] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4572] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4572] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4572] exit_group(0) = ? [pid 4572] +++ exited with 0 +++ [pid 4571] <... mkdirat resumed>) = 0 [pid 4571] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4571] <... mount resumed>) = 0 [pid 4571] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... restart_syscall resumed>) = 0 [pid 4571] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4571] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4571] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4571] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4571] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 4571] creat(NULL, 0732 [pid 301] fstat(3 [pid 300] fstat(3 [pid 4571] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 4571] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4571] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./859/binderfs" [pid 299] umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./856/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./859/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4571] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 301] unlink("./856/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 300] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 301] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./859/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./887/binderfs" [pid 301] newfstatat(AT_FDCWD, "./856/tracing" [pid 300] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] unlink("./887/binderfs" [pid 301] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./859/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./856/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./841/binderfs" [pid 302] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 300] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./887/tracing" [pid 301] getdents64(4 [pid 300] close(4 [pid 299] unlink("./841/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] rmdir("./859/tracing" [pid 299] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./887/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 300] getdents64(3 [pid 299] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 301] rmdir("./856/tracing" [pid 300] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./859" [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] mkdir("./860", 0777) = 0 [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./841/tracing" [pid 302] close(4 [pid 301] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4573 [pid 302] rmdir("./887/tracing" [pid 301] rmdir("./856" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./857", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./841/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 302] close(3 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rmdir("./887" [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] mkdir("./888", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4574 attached [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./841/tracing" [pid 4574] set_robust_list(0x555557559760, 24) = 0 [pid 4574] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4574 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4574] chdir("./857" [pid 299] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4574] <... chdir resumed>) = 0 [pid 4574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4574] setpgid(0, 0) = 0 [pid 4574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4573 attached [pid 4574] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4575 [pid 299] <... close resumed>) = 0 [pid 4574] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rmdir("./841" [pid 4574] <... write resumed>) = 4 [pid 4574] close(3) = 0 [pid 4574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4574] write(1, "executing program\n", 18 [pid 299] mkdir("./842", 0777 [pid 4574] <... write resumed>) = 18 [pid 4574] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4574] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4574] <... mkdirat resumed>) = 0 [pid 4573] set_robust_list(0x555557559760, 24 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4574] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4574] <... mount resumed>) = 0 [pid 4574] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4574] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4576 [pid 4573] <... set_robust_list resumed>) = 0 [pid 4574] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4574] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4574] exit_group(0) = ? [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4576 attached [pid 4574] +++ exited with 0 +++ [pid 4573] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4575 attached [pid 4575] set_robust_list(0x555557559760, 24) = 0 [pid 4575] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4575] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4575] chdir("./888" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4575] <... chdir resumed>) = 0 [pid 4575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4575] setpgid(0, 0) = 0 [pid 4575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4573] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4576] set_robust_list(0x555557559760, 24 [pid 4575] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4573] chdir("./860" [pid 298] fstat(3 [pid 4575] write(3, "1000", 4) = 4 [pid 4575] close(3) = 0 [pid 4575] symlink("/dev/binderfs", "./binderfs" [pid 4576] <... set_robust_list resumed>) = 0 [pid 4575] <... symlink resumed>) = 0 [pid 4573] <... chdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4575] write(1, "executing program\n", 18) = 18 [pid 4575] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4575] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(3 [pid 4576] rt_sigprocmask(SIG_SETMASK, [] [pid 4575] <... mkdirat resumed>) = 0 [pid 4573] <... prctl resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4575] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4573] setpgid(0, 0 [pid 298] newfstatat(AT_FDCWD, "./821/binderfs" [pid 4575] <... mount resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4575] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] unlink("./821/binderfs" [pid 4575] <... openat resumed>) = 3 [pid 4575] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 4575] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4573] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4575] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4575] creat(NULL, 0732 [pid 298] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4575] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(AT_FDCWD, "./821/tracing" [pid 4575] exit_group(0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4575] <... exit_group resumed>) = ? [pid 298] umount2("./821/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./821/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4575] +++ exited with 0 +++ [pid 4573] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4573] write(3, "1000", 4 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4573] <... write resumed>) = 4 [pid 298] close(4) = 0 [pid 4573] close(3 [pid 298] rmdir("./821/tracing" [pid 4573] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4573] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./821" [pid 4573] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./822", 0777 executing program [pid 4573] write(1, "executing program\n", 18) = 18 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4573] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4573] <... close_range resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4573] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4577 ci2-android-5-10/strace-static-x86_64: Process 4577 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4577] set_robust_list(0x555557559760, 24) = 0 [pid 4577] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4577] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4573] <... mkdirat resumed>) = 0 [pid 301] umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4573] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4577] chdir("./822" [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 4573] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4577] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 4573] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4573] <... openat resumed>) = 3 [pid 301] umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4577] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4573] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./857/binderfs" [pid 4577] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./857/binderfs" [pid 302] <... openat resumed>) = 3 [pid 4577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 302] fstat(3 [pid 4573] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4577] <... openat resumed>) = 3 [pid 4573] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = 0 [pid 4577] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4573] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4573] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./857/tracing" [pid 4573] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./888/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./888/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4577] <... write resumed>) = 4 [pid 4577] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./857/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4573] exit_group(0 [pid 302] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4577] symlink("/dev/binderfs", "./binderfs" [pid 4573] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 4577] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./888/tracing" [pid 301] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4577] write(1, "executing program\n", 18 [pid 302] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4577] <... write resumed>) = 18 [pid 4577] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./888/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 4577] <... close_range resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 4573] +++ exited with 0 +++ [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4577] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./857/tracing" [pid 302] getdents64(4 [pid 4577] <... mkdirat resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 301] getdents64(3 [pid 4577] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./888/tracing" [pid 301] close(3 [pid 4577] <... mount resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 301] rmdir("./857" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4577] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4577] write(3, "p:s/p ./file0:0", 15 [pid 302] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 4577] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... close resumed>) = 0 [pid 301] mkdir("./858", 0777 [pid 302] rmdir("./888" [pid 4577] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4577] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4577] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 4577] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4576] chdir("./842" [pid 302] mkdir("./889", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4576] <... chdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4576] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4578 [pid 4576] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 4578 attached [pid 4578] set_robust_list(0x555557559760, 24) = 0 [pid 4578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4576] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4579 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4576] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4576] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4576] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./860/binderfs" [pid 4576] close(3 [pid 4578] chdir("./858") = 0 [pid 4578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4576] <... close resumed>) = 0 [pid 300] unlink("./860/binderfs" [pid 4578] setpgid(0, 0) = 0 [pid 4578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4576] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 4578] <... openat resumed>) = 3 [pid 300] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4578] write(3, "1000", 4) = 4 [pid 300] <... umount2 resumed>) = 0 [pid 4578] close(3 [pid 4576] <... symlink resumed>) = 0 [pid 300] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4578] <... close resumed>) = 0 [pid 4576] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4578] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./860/tracing" [pid 4576] <... write resumed>) = 18 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4578] <... symlink resumed>) = 0 [pid 4576] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4576] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4578] write(1, "executing program\n", 18 [pid 300] openat(AT_FDCWD, "./860/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4576] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 4578] <... write resumed>) = 18 [pid 300] fstat(4 [pid 4578] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4578] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 4578] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 4578] <... mkdirat resumed>) = 0 [pid 4576] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4578] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(4 executing program [pid 4576] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./860/tracing" [pid 298] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4578] <... mount resumed>) = 0 [pid 4578] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 298] fstat(3 [pid 4576] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4576] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(3 [pid 298] getdents64(3 [pid 4578] write(3, "p:s/p ./file0:0", 15 [pid 300] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./860" [pid 4576] <... openat resumed>) = 3 [pid 298] umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4578] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4578] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 4578] creat(NULL, 0732 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./861", 0777 [pid 4576] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./822/binderfs" [pid 4578] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4578] exit_group(0) = ? [pid 4578] +++ exited with 0 +++ [pid 4576] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4576] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] unlink("./822/binderfs" [pid 4576] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4579 attached [pid 298] <... unlink resumed>) = 0 [pid 4576] creat(NULL, 0732 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4576] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4579] set_robust_list(0x555557559760, 24) = 0 [pid 4579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4579] chdir("./889") = 0 [pid 4579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4580 [pid 4576] exit_group(0 [pid 298] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4579] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4576] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./822/tracing" [pid 4579] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4579] <... setpgid resumed>) = 0 [pid 298] umount2("./822/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4579] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./822/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4576] +++ exited with 0 +++ [pid 298] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4 [pid 4579] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4579] <... write resumed>) = 4 [pid 298] getdents64(4 [pid 4579] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4579] <... close resumed>) = 0 [pid 298] close(4 [pid 4579] symlink("/dev/binderfs", "./binderfs" [pid 298] <... close resumed>) = 0 [pid 4579] <... symlink resumed>) = 0 [pid 298] rmdir("./822/tracing" [pid 4579] write(1, "executing program\n", 18) = 18 [pid 4579] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4579] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 executing program [pid 4579] <... mkdirat resumed>) = 0 [pid 298] getdents64(3 [pid 4579] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4579] <... mount resumed>) = 0 [pid 298] close(3 [pid 4579] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 4579] <... openat resumed>) = 3 [pid 298] rmdir("./822" [pid 4579] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4579] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4579] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4579] exit_group(0) = ? [pid 4579] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./823", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4580 attached [pid 4580] set_robust_list(0x555557559760, 24) = 0 [pid 4580] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... mkdir resumed>) = 0 [pid 4580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4580] chdir("./861" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4580] <... chdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4580] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4581 [pid 4580] setpgid(0, 0 [pid 302] umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4580] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 301] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4580] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4580] write(3, "1000", 4 [pid 302] umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4580] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./889/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4580] close(3 [pid 302] unlink("./889/binderfs" [pid 301] getdents64(3 [pid 4580] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4580] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./889/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./858/binderfs" [pid 4580] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./889/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4580] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 301] unlink("./858/binderfs" [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4580] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... unlink resumed>) = 0 executing program [pid 302] getdents64(4 [pid 4580] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 4580] <... close_range resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./889/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 4580] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./889" [pid 301] newfstatat(AT_FDCWD, "./858/tracing" [pid 4580] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./890", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4580] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4582 attached ci2-android-5-10/strace-static-x86_64: Process 4581 attached [pid 4580] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./858/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4582 [pid 4580] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] fstat(4 [pid 4580] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4580] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 4581] set_robust_list(0x555557559760, 24 [pid 4580] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4580] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 4580] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4580] creat(NULL, 0732 [pid 4581] <... set_robust_list resumed>) = 0 [pid 301] close(4 [pid 4580] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 4581] rt_sigprocmask(SIG_SETMASK, [] [pid 4580] exit_group(0 [pid 301] rmdir("./858/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 4580] <... exit_group resumed>) = ? [pid 4581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4581] chdir("./823") = 0 [pid 4581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 4581] <... prctl resumed>) = 0 [pid 4581] setpgid(0, 0) = 0 [pid 4581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4580] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 299] umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 4581] write(3, "1000", 4 [pid 301] rmdir("./858" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4581] <... write resumed>) = 4 [pid 4581] close(3) = 0 executing program [pid 4581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./859", 0777 [pid 4581] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 3 [pid 4581] <... write resumed>) = 18 [pid 4581] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4581] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4582] set_robust_list(0x555557559760, 24 [pid 4581] <... mkdirat resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 4581] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4581] <... mount resumed>) = 0 [pid 4581] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4583 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4581] write(3, "p:s/p ./file0:0", 15 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./842/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./842/binderfs" [pid 4581] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4581] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 4581] creat(NULL, 0732 [pid 299] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4581] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4581] exit_group(0 [pid 299] <... umount2 resumed>) = 0 [pid 4581] <... exit_group resumed>) = ? [pid 299] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4582] <... set_robust_list resumed>) = 0 [pid 4581] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./842/tracing" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4583 attached [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4583] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4583] <... set_robust_list resumed>) = 0 [pid 299] openat(AT_FDCWD, "./842/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4583] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 4583] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 4583] chdir("./859" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4583] <... chdir resumed>) = 0 [pid 299] rmdir("./842/tracing" [pid 298] <... openat resumed>) = 3 [pid 4583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(3 [pid 4583] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./842" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4583] <... setpgid resumed>) = 0 [pid 4583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./823/binderfs" [pid 299] mkdir("./843", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4583] write(3, "1000", 4) = 4 [pid 4583] close(3) = 0 [pid 4583] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] unlink("./823/binderfs" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 4583] write(1, "executing program\n", 18) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4583] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4583] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4584 [pid 298] <... umount2 resumed>) = 0 [pid 4582] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./823/tracing" [pid 4582] chdir("./890" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4583] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./823/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4582] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4583] <... mount resumed>) = 0 [pid 4582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./823/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4583] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4582] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4583] <... openat resumed>) = 3 [pid 4582] setpgid(0, 0 [pid 298] fstat(4 [pid 4583] write(3, "p:s/p ./file0:0", 15 [pid 4582] <... setpgid resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4583] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] getdents64(4 [pid 4583] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4582] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4583] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4582] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4583] creat(NULL, 0732 [pid 298] close(4 [pid 4582] <... write resumed>) = 4 [pid 4583] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4582] close(3 [pid 298] <... close resumed>) = 0 [pid 4583] exit_group(0 [pid 4582] <... close resumed>) = 0 [pid 298] rmdir("./823/tracing" [pid 4583] <... exit_group resumed>) = ? [pid 4583] +++ exited with 0 +++ [pid 4582] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3ci2-android-5-10/strace-static-x86_64: Process 4584 attached ) = 0 [pid 4584] set_robust_list(0x555557559760, 24 [pid 298] rmdir("./823" [pid 4582] <... symlink resumed>) = 0 [pid 4584] <... set_robust_list resumed>) = 0 [pid 4584] rt_sigprocmask(SIG_SETMASK, [] [pid 4582] write(1, "executing program\n", 18 [pid 298] <... rmdir resumed>) = 0 [pid 4584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] mkdir("./824", 0777 [pid 4582] <... write resumed>) = 18 [pid 4584] chdir("./843") = 0 [pid 4584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4584] setpgid(0, 0) = 0 [pid 298] <... mkdir resumed>) = 0 executing program [pid 4582] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4582] <... close_range resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4584] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4584] <... write resumed>) = 4 [pid 4584] close(3) = 0 [pid 4584] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4585 [pid 4582] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4584] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 4584] <... write resumed>) = 18 [pid 4584] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4584] <... close_range resumed>) = 0 [pid 300] umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4584] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4582] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./861/binderfs" [pid 4584] <... mkdirat resumed>) = 0 [pid 4582] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./861/binderfs" [pid 4584] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4584] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 4582] <... mount resumed>) = 0 [pid 301] fstat(3 [pid 4582] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4584] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4582] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./861/tracing" [pid 301] umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4584] write(3, "p:s/p ./file0:0", 15 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4582] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./859/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./861/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./859/binderfs" [pid 4584] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 4584] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... unlink resumed>) = 0 [pid 300] fstat(4 [pid 4582] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4584] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4584] creat(NULL, 0732 [pid 300] getdents64(4 [pid 4582] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 4584] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4582] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 4582] creat(NULL, 0732 [pid 301] newfstatat(AT_FDCWD, "./859/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4582] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 301] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./861/tracing" [pid 301] openat(AT_FDCWD, "./859/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4584] exit_group(0) = ? [pid 4584] +++ exited with 0 +++ [pid 4582] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 4582] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 300] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4585 attached [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 300] rmdir("./861" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4585] set_robust_list(0x555557559760, 24) = 0 [pid 4585] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(4 [pid 300] <... rmdir resumed>) = 0 [pid 4585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 300] mkdir("./862", 0777 [pid 301] rmdir("./859/tracing" [pid 4585] chdir("./824") = 0 [pid 4585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4585] setpgid(0, 0 [pid 300] <... mkdir resumed>) = 0 [pid 4585] <... setpgid resumed>) = 0 [pid 4585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4582] +++ exited with 0 +++ [pid 4585] write(3, "1000", 4 [pid 301] close(3 [pid 4585] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4585] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4585] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4586 [pid 301] rmdir("./859" [pid 4585] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4585] <... symlink resumed>) = 0 [pid 4585] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./860", 0777 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4585] <... write resumed>) = 18 [pid 4585] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4585] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... mkdir resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4585] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4585] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4585] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4587 [pid 299] fstat(3 [pid 4585] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4585] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4585] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4585] exit_group(0 [pid 299] umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4585] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4586 attached [pid 4585] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./843/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4587 attached [pid 299] unlink("./843/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./890", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4587] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4587] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 302] fstat(3 [pid 299] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./843/tracing" [pid 4587] chdir("./860" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./890/binderfs" [pid 299] openat(AT_FDCWD, "./843/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] unlink("./890/binderfs" [pid 299] fstat(4 [pid 4587] <... chdir resumed>) = 0 [pid 4587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4587] setpgid(0, 0) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 302] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 302] newfstatat(AT_FDCWD, "./890/tracing" [pid 4587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./843/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4587] <... openat resumed>) = 3 [pid 4587] write(3, "1000", 4) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 4587] close(3 [pid 302] openat(AT_FDCWD, "./890/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3 [pid 4587] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4587] symlink("/dev/binderfs", "./binderfs" [pid 299] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 299] rmdir("./843" [pid 298] <... openat resumed>) = 3 [pid 4587] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 4587] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./844", 0777 [pid 302] close(4 [pid 298] getdents64(3 [pid 4587] <... write resumed>) = 18 [pid 4587] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4587] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 4587] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4586] set_robust_list(0x555557559760, 24 [pid 302] rmdir("./890/tracing" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4587] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4587] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4587] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./824/binderfs" [pid 302] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4588 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rmdir("./890" [pid 298] unlink("./824/binderfs" [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4587] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4587] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4587] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 4587] <... exit_group resumed>) = ? [pid 4587] +++ exited with 0 +++ [pid 4586] <... set_robust_list resumed>) = 0 [pid 302] mkdir("./891", 0777 [pid 298] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4588 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4588] set_robust_list(0x555557559760, 24) = 0 [pid 4588] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4588] chdir("./844") = 0 [pid 4588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4588] setpgid(0, 0) = 0 [pid 4588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(AT_FDCWD, "./824/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4589 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4588] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./824/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./824/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4588] write(3, "1000", 4 [pid 298] <... openat resumed>) = 4 [pid 4588] <... write resumed>) = 4 [pid 298] fstat(4 [pid 4588] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4588] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 4588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4586] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4586] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 4588] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4586] chdir("./862" [pid 298] close(4 [pid 4588] <... write resumed>) = 18 [pid 298] <... close resumed>) = 0 executing program [pid 4586] <... chdir resumed>) = 0 [pid 298] rmdir("./824/tracing" [pid 4586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4588] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4588] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4586] <... prctl resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4586] setpgid(0, 0 [pid 298] getdents64(3 [pid 4588] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4586] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4588] <... mount resumed>) = 0 [pid 4586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 298] close(3 [pid 4588] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... close resumed>) = 0 [pid 4588] <... openat resumed>) = 3 [pid 298] rmdir("./824" [pid 301] umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4588] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4588] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4586] <... openat resumed>) = 3 [pid 298] mkdir("./825", 0777 [pid 4586] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4588] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4588] exit_group(0) = ? [pid 298] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4586] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] fstat(3 [pid 4586] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4588] +++ exited with 0 +++ [pid 4586] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4586] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4589 attached [pid 4589] set_robust_list(0x555557559760, 24) = 0 [pid 4589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4589] chdir("./891" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4590 [pid 4586] <... symlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./860/binderfs" [pid 4586] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4586] <... write resumed>) = 18 [pid 301] unlink("./860/binderfs" [pid 4589] <... chdir resumed>) = 0 [pid 4589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4586] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4589] setpgid(0, 0) = 0 executing program [pid 4586] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4586] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4589] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./860/tracing" [pid 4589] write(3, "1000", 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4589] <... write resumed>) = 4 [pid 301] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4589] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4586] <... mkdirat resumed>) = 0 [pid 301] openat(AT_FDCWD, "./860/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4589] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4586] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] fstat(4 [pid 4589] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4589] <... symlink resumed>) = 0 [pid 4586] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 4586] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4589] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4586] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4589] <... write resumed>) = 18 executing program [pid 4586] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4589] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(4 [pid 4589] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4586] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./860/tracing" [pid 4589] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4586] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4589] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 4586] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4589] <... mount resumed>) = 0 [pid 4586] creat(NULL, 0732 [pid 301] close(3 [pid 4589] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 4586] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./860" [pid 4589] <... openat resumed>) = 3 [pid 4589] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4589] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4586] exit_group(0 [pid 301] mkdir("./861", 0777 [pid 4589] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4589] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4589] exit_group(0 [pid 301] <... mkdir resumed>) = 0 [pid 4586] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4589] <... exit_group resumed>) = ? [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4589] +++ exited with 0 +++ [pid 4586] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4590 attached [pid 4590] set_robust_list(0x555557559760, 24) = 0 [pid 4590] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4591 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4590] chdir("./825" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4590] <... chdir resumed>) = 0 [pid 4590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 4590] <... prctl resumed>) = 0 [pid 4590] setpgid(0, 0) = 0 [pid 299] umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4590] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4590] write(3, "1000", 4 [pid 299] <... openat resumed>) = 3 [pid 4590] <... write resumed>) = 4 [pid 299] fstat(3 [pid 4590] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4590] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 4590] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./891", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./844/binderfs" [pid 302] <... openat resumed>) = 3 [pid 4590] write(1, "executing program\n", 18 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 299] unlink("./844/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4590] <... write resumed>) = 18 [pid 4590] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] getdents64(3 executing program [pid 299] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4590] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = 0 [pid 302] umount2("./891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./891/binderfs" [pid 299] newfstatat(AT_FDCWD, "./844/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4590] <... mkdirat resumed>) = 0 [pid 302] unlink("./891/binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4590] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4590] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./844/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./891/tracing" [pid 300] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4590] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./891/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4590] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4590] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4590] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 302] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 4590] exit_group(0 [pid 302] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4591 attached [pid 4590] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./862/binderfs" [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4591] set_robust_list(0x555557559760, 24 [pid 4590] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] unlink("./862/binderfs" [pid 299] rmdir("./844/tracing" [pid 302] close(4 [pid 300] <... unlink resumed>) = 0 [pid 4591] <... set_robust_list resumed>) = 0 [pid 4591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./891/tracing" [pid 300] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4591] chdir("./861") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4591] setpgid(0, 0 [pid 300] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] close(3 [pid 298] umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./862/tracing" [pid 299] rmdir("./844" [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4591] <... setpgid resumed>) = 0 [pid 4591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] rmdir("./891" [pid 300] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4591] write(3, "1000", 4) = 4 [pid 4591] close(3) = 0 [pid 4591] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./845", 0777 [pid 302] mkdir("./892", 0777 [pid 298] fstat(3 [pid 300] openat(AT_FDCWD, "./862/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4591] <... symlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 4591] write(1, "executing program\n", 18) = 18 [pid 4591] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4591] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4591] <... mkdirat resumed>) = 0 [pid 4591] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4591] <... mount resumed>) = 0 [pid 4591] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4591] write(3, "p:s/p ./file0:0", 15 [pid 298] newfstatat(AT_FDCWD, "./825/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4592 [pid 300] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4593 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] unlink("./825/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4591] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... unlink resumed>) = 0 [pid 300] rmdir("./862/tracing" [pid 298] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4591] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4591] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 4591] exit_group(0 [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4591] <... exit_group resumed>) = ? executing program [pid 300] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./825/tracing"ci2-android-5-10/strace-static-x86_64: Process 4593 attached [pid 4591] +++ exited with 0 +++ [pid 300] rmdir("./862" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4592 attached [pid 4592] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./825/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./863", 0777 [pid 4592] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./825/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3 [pid 298] fstat(4 [pid 4592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4592] chdir("./892") = 0 [pid 4592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4592] setpgid(0, 0) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4594 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 4592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./861/binderfs" [pid 298] close(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 301] unlink("./861/binderfs" [pid 298] rmdir("./825/tracing" [pid 4592] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 4592] write(3, "1000", 4) = 4 [pid 4592] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4592] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] close(3 [pid 301] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./825" [pid 301] newfstatat(AT_FDCWD, "./861/tracing" [pid 4592] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4592] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./826", 0777 [pid 301] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4592] <... write resumed>) = 18 [pid 4592] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4592] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4593] set_robust_list(0x555557559760, 24 [pid 4592] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./861/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4592] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] fstat(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4592] <... mount resumed>) = 0 [pid 4592] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4592] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4595 [pid 4592] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4592] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 4592] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 4592] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./861/tracing" [pid 4592] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4595 attached [pid 4593] <... set_robust_list resumed>) = 0 [pid 4592] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 4594 attached ) = 0 [pid 4594] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./861" [pid 4594] <... set_robust_list resumed>) = 0 [pid 4594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4594] chdir("./863" [pid 301] <... rmdir resumed>) = 0 [pid 4594] <... chdir resumed>) = 0 [pid 301] mkdir("./862", 0777 [pid 4594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4594] setpgid(0, 0) = 0 [pid 4594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... mkdir resumed>) = 0 [pid 4594] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4594] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4594] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4594] close(3) = 0 [pid 4594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4593] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4596 [pid 4594] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 4596 attached [pid 4593] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4594] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4593] chdir("./845" [pid 4594] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 4593] <... chdir resumed>) = 0 [pid 4594] <... close_range resumed>) = 0 [pid 4594] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4595] set_robust_list(0x555557559760, 24 [pid 4593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4595] <... set_robust_list resumed>) = 0 [pid 4594] <... mkdirat resumed>) = 0 [pid 4593] <... prctl resumed>) = 0 [pid 4594] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4593] setpgid(0, 0 [pid 4595] rt_sigprocmask(SIG_SETMASK, [] [pid 4594] <... mount resumed>) = 0 [pid 4593] <... setpgid resumed>) = 0 [pid 4594] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4594] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4594] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4594] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4594] exit_group(0) = ? [pid 4595] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4594] +++ exited with 0 +++ [pid 4593] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 4593] write(3, "1000", 4 [pid 4596] set_robust_list(0x555557559760, 24 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4593] <... write resumed>) = 4 [pid 302] umount2("./892", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4593] close(3 [pid 302] openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4596] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 4593] <... close resumed>) = 0 [pid 302] fstat(3 [pid 4596] rt_sigprocmask(SIG_SETMASK, [] [pid 4593] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 4596] chdir("./862" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4593] <... symlink resumed>) = 0 [pid 302] umount2("./892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4596] <... chdir resumed>) = 0 [pid 4593] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] newfstatat(AT_FDCWD, "./892/binderfs" [pid 4593] <... write resumed>) = 18 [pid 4596] <... prctl resumed>) = 0 executing program [pid 4593] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4596] setpgid(0, 0 [pid 4593] <... close_range resumed>) = 0 [pid 302] unlink("./892/binderfs" [pid 4596] <... setpgid resumed>) = 0 [pid 4596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 4596] <... openat resumed>) = 3 [pid 4593] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4595] chdir("./826" [pid 4596] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4596] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4596] close(3 [pid 302] newfstatat(AT_FDCWD, "./892/tracing" [pid 4596] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4596] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./892/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... openat resumed>) = 3 [pid 4593] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 300] fstat(3 [pid 4593] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4595] <... chdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] getdents64(3 [pid 4596] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4593] <... mount resumed>) = 0 [pid 4595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 300] umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4593] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4595] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 4595] setpgid(0, 0 [pid 4593] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./863/binderfs" [pid 302] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4595] <... setpgid resumed>) = 0 [pid 4593] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./892/tracing" [pid 300] unlink("./863/binderfs" [pid 4596] write(1, "executing program\n", 18) = 18 [pid 4596] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4596] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 4596] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 4596] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 300] <... umount2 resumed>) = 0 [pid 4596] <... mount resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4593] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rmdir("./892" [pid 4593] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4596] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4596] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 executing program [pid 4595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4593] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] mkdir("./893", 0777 [pid 300] newfstatat(AT_FDCWD, "./863/tracing" [pid 4596] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4596] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4596] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 4593] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4593] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4595] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4595] write(3, "1000", 4 [pid 4593] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4596] <... exit_group resumed>) = ? [pid 4596] +++ exited with 0 +++ [pid 4595] <... write resumed>) = 4 [pid 4593] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./863/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4597 [pid 300] <... openat resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4597 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] fstat(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 4597] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4597] <... set_robust_list resumed>) = 0 [pid 300] getdents64(4 [pid 4597] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(4 [pid 4595] close(3 [pid 4593] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 4597] chdir("./893" [pid 4595] <... close resumed>) = 0 [pid 300] rmdir("./863/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4597] <... chdir resumed>) = 0 [pid 4597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4597] setpgid(0, 0) = 0 [pid 4597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4595] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4597] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 4597] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4595] <... symlink resumed>) = 0 [pid 300] close(3 [pid 4597] <... write resumed>) = 4 [pid 4595] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./863" [pid 4597] close(3) = 0 [pid 4597] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 301] umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4595] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./864", 0777 [pid 4595] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4597] write(1, "executing program\n", 18) = 18 [pid 4597] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4597] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4595] <... close_range resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 4595] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4597] <... mkdirat resumed>) = 0 [pid 4595] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4597] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4597] <... mount resumed>) = 0 [pid 4597] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4595] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4597] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4598 [pid 4595] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./862/binderfs" [pid 4595] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4597] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4595] <... openat resumed>) = 3 [pid 301] unlink("./862/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4597] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4597] creat(NULL, 0732 [pid 4595] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4597] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4597] exit_group(0 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4595] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4597] <... exit_group resumed>) = ? [pid 4597] +++ exited with 0 +++ [pid 4595] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] newfstatat(AT_FDCWD, "./862/tracing"ci2-android-5-10/strace-static-x86_64: Process 4598 attached [pid 4598] set_robust_list(0x555557559760, 24) = 0 [pid 4598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4598] chdir("./864" [pid 299] umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4595] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4595] creat(NULL, 0732 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4595] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./862/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4595] exit_group(0 [pid 299] fstat(3 [pid 4595] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(4 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4598] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./845/binderfs" [pid 301] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] unlink("./845/binderfs" [pid 301] rmdir("./862/tracing" [pid 4598] <... prctl resumed>) = 0 [pid 4598] setpgid(0, 0) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 4598] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] close(3 [pid 299] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./862" [pid 299] newfstatat(AT_FDCWD, "./845/tracing" [pid 4598] <... write resumed>) = 4 [pid 4598] close(3) = 0 [pid 4598] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4595] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./863", 0777 [pid 299] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4598] write(1, "executing program\n", 18) = 18 [pid 4598] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4598] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 299] openat(AT_FDCWD, "./845/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 4598] <... mkdirat resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4599 [pid 299] getdents64(4 [pid 4598] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4598] <... mount resumed>) = 0 [pid 299] close(4 [pid 4598] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4598] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 4598] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./845/tracing" [pid 4598] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4598] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4598] exit_group(0) = ? [pid 4598] +++ exited with 0 +++ [pid 299] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4599 attached [pid 299] close(3 [pid 298] umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./845" [pid 298] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4599] set_robust_list(0x555557559760, 24) = 0 [pid 4599] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 299] mkdir("./846", 0777 [pid 298] fstat(3 [pid 4599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4599] chdir("./863") = 0 [pid 4599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4599] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./893", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 4599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4599] write(3, "1000", 4) = 4 [pid 302] fstat(3 [pid 4599] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4600 [pid 302] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./826/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4599] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./826/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4599] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] newfstatat(AT_FDCWD, "./893/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 4599] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./893/binderfs" [pid 4599] <... write resumed>) = 18 [pid 4599] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4599] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... unlink resumed>) = 0 executing program [pid 298] <... umount2 resumed>) = 0 [pid 4599] <... mkdirat resumed>) = 0 [pid 302] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4599] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./826/tracing" [pid 302] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./826/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./893/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./826/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4599] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 302] openat(AT_FDCWD, "./893/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 302] fstat(4 [pid 4599] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4599] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 298] getdents64(4 [pid 4599] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] getdents64(4 [pid 298] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4599] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(4 [pid 298] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./893/tracing" [pid 298] rmdir("./826/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4599] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4599] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 4599] exit_group(0) = ? [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 300] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] close(3 [pid 300] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4599] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 300] fstat(3 [pid 298] close(3 [pid 302] rmdir("./893" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4600 attached [pid 4600] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./894", 0777 [pid 300] getdents64(3 [pid 298] rmdir("./826" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4600] <... set_robust_list resumed>) = 0 [pid 4600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4600] chdir("./846" [pid 302] <... mkdir resumed>) = 0 [pid 4600] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4600] setpgid(0, 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./827", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4600] <... setpgid resumed>) = 0 [pid 4600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./864/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 4600] write(3, "1000", 4) = 4 [pid 4600] close(3) = 0 [pid 4600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4601 [pid 300] unlink("./864/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4600] write(1, "executing program\n", 18) = 18 [pid 300] <... unlink resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4600] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4600] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4602 [pid 300] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4600] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./864/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./864/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 300] fstat(4 [pid 4600] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4600] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./863/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4600] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 301] unlink("./863/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4600] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 300] close(4ci2-android-5-10/strace-static-x86_64: Process 4602 attached [pid 4600] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4600] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./864/tracing" [pid 301] <... umount2 resumed>) = 0 [pid 4600] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4600] exit_group(0) = ? [pid 301] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 4602] set_robust_list(0x555557559760, 24 [pid 4600] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./863/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 4601 attached [pid 301] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./863/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./864" [pid 301] <... openat resumed>) = 4 [pid 4601] set_robust_list(0x555557559760, 24) = 0 [pid 4601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 300] mkdir("./865", 0777 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4601] chdir("./894") = 0 [pid 4601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4601] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4601] <... openat resumed>) = 3 [pid 4601] write(3, "1000", 4) = 4 [pid 4601] close(3) = 0 [pid 4601] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4603 [pid 299] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 3 [pid 301] rmdir("./863/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 4601] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 301] close(3 [pid 4601] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4601] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./863" [pid 4601] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4601] <... close_range resumed>) = 0 executing program [pid 4601] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4602] <... set_robust_list resumed>) = 0 [pid 4601] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./846/binderfs" [pid 301] mkdir("./864", 0777 [pid 4601] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4601] <... mount resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] unlink("./846/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4601] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... unlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4601] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = 0 [pid 4601] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4601] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4601] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4604 attached [pid 4602] rt_sigprocmask(SIG_SETMASK, [] [pid 4601] +++ exited with 0 +++ [pid 299] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4604 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4603 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] newfstatat(AT_FDCWD, "./846/tracing" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4603] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4603] <... set_robust_list resumed>) = 0 [pid 299] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4603] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./846/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 4603] chdir("./865" [pid 299] fstat(4 [pid 4603] <... chdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] getdents64(4 [pid 4603] <... prctl resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4603] setpgid(0, 0 [pid 299] getdents64(4 [pid 4602] chdir("./827" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4603] <... setpgid resumed>) = 0 [pid 299] close(4 [pid 4602] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./846/tracing" [pid 4603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4602] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4603] write(3, "1000", 4 [pid 4602] setpgid(0, 0 [pid 299] getdents64(3 [pid 4603] <... write resumed>) = 4 [pid 4602] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4603] close(3 [pid 299] close(3 [pid 4603] <... close resumed>) = 0 [pid 4602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 4603] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./846" [pid 4603] <... symlink resumed>) = 0 [pid 4603] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 4602] <... openat resumed>) = 3 [pid 4603] <... write resumed>) = 18 [pid 299] mkdir("./847", 0777 [pid 4602] write(3, "1000", 4 [pid 4603] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4603] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4602] <... write resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4604] set_robust_list(0x555557559760, 24 [pid 4603] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4602] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4603] <... mount resumed>) = 0 [pid 4602] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4602] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./894", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4603] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4603] <... openat resumed>) = 3 [pid 4603] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4603] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4605 [pid 302] <... openat resumed>) = 3 [pid 4603] creat(NULL, 0732 [pid 302] fstat(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4603] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 4602] <... symlink resumed>) = 0 [pid 4603] exit_group(0 [pid 4602] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4603] <... exit_group resumed>) = ? [pid 4602] <... write resumed>) = 18 executing program [pid 302] umount2("./894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4604] <... set_robust_list resumed>) = 0 [pid 4603] +++ exited with 0 +++ [pid 4602] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./894/binderfs" [pid 4602] <... close_range resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] unlink("./894/binderfs" [pid 4602] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4605 attached [pid 4605] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 4605] <... set_robust_list resumed>) = 0 [pid 302] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4602] <... mkdirat resumed>) = 0 [pid 4605] rt_sigprocmask(SIG_SETMASK, [] [pid 4602] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 4605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4605] chdir("./847" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4602] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./894/tracing" [pid 4605] <... chdir resumed>) = 0 [pid 4602] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4602] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4605] <... prctl resumed>) = 0 [pid 4602] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./894/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4605] setpgid(0, 0) = 0 [pid 302] <... openat resumed>) = 4 [pid 4605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4602] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 4602] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4605] <... openat resumed>) = 3 [pid 4602] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 4605] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4602] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4605] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4602] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4605] close(3 [pid 302] close(4 [pid 4605] <... close resumed>) = 0 [pid 4602] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 4605] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./894/tracing" [pid 4602] <... exit_group resumed>) = ? [pid 4605] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4605] write(1, "executing program\n", 18 [pid 302] getdents64(3 [pid 4605] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] close(3 [pid 4605] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 4605] <... close_range resumed>) = 0 [pid 302] rmdir("./894" [pid 300] umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4605] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4602] +++ exited with 0 +++ [pid 302] mkdir("./895", 0777 [pid 300] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4605] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4605] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(3 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4605] <... openat resumed>) = 3 [pid 4605] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4605] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4606 [pid 300] getdents64(3 [pid 4605] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4605] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4605] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4605] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./865/binderfs" [pid 4604] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4605] +++ exited with 0 +++ [pid 4604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./865/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4606 attached [pid 4606] set_robust_list(0x555557559760, 24) = 0 [pid 4606] rt_sigprocmask(SIG_SETMASK, [] [pid 4604] chdir("./864" [pid 300] <... unlink resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4604] <... chdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4606] chdir("./895" [pid 4604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = 0 [pid 4604] <... prctl resumed>) = 0 [pid 300] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4604] setpgid(0, 0 [pid 4606] <... chdir resumed>) = 0 [pid 4604] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] newfstatat(AT_FDCWD, "./865/tracing" [pid 4606] <... prctl resumed>) = 0 [pid 4604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4606] setpgid(0, 0 [pid 300] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4604] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4606] <... setpgid resumed>) = 0 [pid 4604] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./865/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4604] <... write resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 4606] <... openat resumed>) = 3 [pid 4604] close(3 [pid 300] fstat(4 [pid 4606] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4604] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 4606] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4604] symlink("/dev/binderfs", "./binderfs" [pid 4606] close(3) = 0 [pid 4606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4604] <... symlink resumed>) = 0 [pid 300] getdents64(4 [pid 4606] write(1, "executing program\n", 18 [pid 4604] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4606] <... write resumed>) = 18 [pid 300] close(4 [pid 4604] <... write resumed>) = 18 [pid 300] <... close resumed>) = 0 executing program executing program [pid 4604] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rmdir("./865/tracing" [pid 4606] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4606] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4604] <... close_range resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4606] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3 [pid 4604] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4606] <... mount resumed>) = 0 [pid 300] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4606] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... close resumed>) = 0 [pid 4604] <... mkdirat resumed>) = 0 [pid 300] rmdir("./865" [pid 4606] <... openat resumed>) = 3 [pid 4606] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4606] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./866", 0777 [pid 4604] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4606] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4606] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 4606] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 3 [pid 4604] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4606] <... exit_group resumed>) = ? [pid 4606] +++ exited with 0 +++ [pid 4604] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4607 [pid 299] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 4604] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4604] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./827/binderfs" [pid 4604] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] newfstatat(AT_FDCWD, "./847/binderfs" [pid 4604] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./827/binderfs" [pid 4604] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./847/binderfs" [pid 298] <... unlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4607 attached [pid 4607] set_robust_list(0x555557559760, 24 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4604] creat(NULL, 0732 [pid 299] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4607] <... set_robust_list resumed>) = 0 [pid 4607] rt_sigprocmask(SIG_SETMASK, [] [pid 4604] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./827/tracing" [pid 4604] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./847/tracing" [pid 4604] <... exit_group resumed>) = ? [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./827/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./827/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./847/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 4607] chdir("./866" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 4604] +++ exited with 0 +++ [pid 299] close(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./827/tracing" [pid 299] rmdir("./847/tracing" [pid 4607] <... chdir resumed>) = 0 [pid 4607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4607] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] getdents64(3 [pid 4607] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(3 [pid 4607] <... write resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./847" [pid 298] rmdir("./827" [pid 4607] close(3) = 0 [pid 4607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4607] write(1, "executing program\n", 18) = 18 [pid 298] <... rmdir resumed>) = 0 [pid 299] mkdir("./848", 0777 [pid 298] mkdir("./828", 0777 [pid 4607] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4607] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 4607] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./895", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4607] <... mount resumed>) = 0 [pid 4607] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4608 [pid 4607] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 4607] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4607] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4607] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4607] exit_group(0 [pid 302] fstat(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4609 [pid 302] getdents64(3 [pid 4607] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4609 attached [pid 4607] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./895/binderfs" [pid 301] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] unlink("./895/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4608 attached [pid 302] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 4608] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = 0 [pid 301] umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4608] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./864/binderfs" [pid 302] newfstatat(AT_FDCWD, "./895/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./864/binderfs" [pid 302] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4608] chdir("./848" [pid 301] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./895/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4608] <... chdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 302] fstat(4 [pid 301] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4608] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] newfstatat(AT_FDCWD, "./864/tracing" [pid 302] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./864/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./895/tracing" [pid 4608] setpgid(0, 0 [pid 301] <... openat resumed>) = 4 [pid 4608] <... setpgid resumed>) = 0 [pid 4608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 302] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 302] close(3 [pid 4608] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 302] rmdir("./895" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4608] <... write resumed>) = 4 [pid 4608] close(3) = 0 [pid 4608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(4 [pid 4609] set_robust_list(0x555557559760, 24 [pid 4608] write(1, "executing program\n", 18 [pid 302] mkdir("./896", 0777 [pid 301] <... close resumed>) = 0 [pid 4608] <... write resumed>) = 18 [pid 4608] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4608] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4609] <... set_robust_list resumed>) = 0 executing program [pid 4608] <... mkdirat resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./864/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4608] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3 [pid 4608] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4608] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4610 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4608] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4608] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(3 [pid 4608] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./864" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4608] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4608] exit_group(0) = ? [pid 4609] rt_sigprocmask(SIG_SETMASK, [] [pid 4608] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./865", 0777 [pid 300] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4610 attached [pid 4610] set_robust_list(0x555557559760, 24) = 0 [pid 4610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4610] chdir("./896" [pid 301] <... mkdir resumed>) = 0 [pid 300] fstat(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 4609] chdir("./828" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4610] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4610] setpgid(0, 0) = 0 [pid 4610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4609] <... chdir resumed>) = 0 [pid 300] umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4611 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4610] write(3, "1000", 4 [pid 4609] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] newfstatat(AT_FDCWD, "./866/binderfs" [pid 4609] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4609] <... setpgid resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./866/binderfs" [pid 4610] <... write resumed>) = 4 [pid 4610] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4610] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4610] <... symlink resumed>) = 0 [pid 4609] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 4610] write(1, "executing program\n", 18 [pid 4609] write(3, "1000", 4 [pid 300] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4610] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4609] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./866/tracing" [pid 4610] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4609] close(3 executing program [pid 300] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4610] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4609] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./866/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4610] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... openat resumed>) = 4 [pid 4609] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(4 [pid 4610] <... mkdirat resumed>) = 0 [pid 4609] <... symlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4610] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(4 executing program [pid 4609] write(1, "executing program\n", 18 [pid 4610] <... mount resumed>) = 0 [pid 4609] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4610] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4609] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(4 [pid 4610] <... openat resumed>) = 3 [pid 4609] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4610] write(3, "p:s/p ./file0:0", 15 [pid 300] close(4 [pid 4609] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4610] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 4610] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] rmdir("./866/tracing" [pid 4610] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4610] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4610] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 4610] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 4610] +++ exited with 0 +++ [pid 4609] <... mkdirat resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4609] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4611 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rmdir("./866" [pid 4611] set_robust_list(0x555557559760, 24) = 0 [pid 4611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4611] chdir("./865" [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./867", 0777 [pid 4609] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4611] <... chdir resumed>) = 0 [pid 4611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4611] setpgid(0, 0) = 0 [pid 4611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4609] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4609] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 4611] <... openat resumed>) = 3 [pid 4611] write(3, "1000", 4) = 4 [pid 4611] close(3) = 0 [pid 4611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4609] write(3, "p:s/p ./file0:0", 15 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4611] write(1, "executing program\n", 18) = 18 [pid 4611] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4612 [pid 299] getdents64(3 [pid 4609] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4609] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4611] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4609] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] newfstatat(AT_FDCWD, "./848/binderfs" [pid 4611] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4609] creat(NULL, 0732 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4611] <... mkdirat resumed>) = 0 [pid 4609] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./848/binderfs" [pid 4611] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4609] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 4611] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4609] <... exit_group resumed>) = ? [pid 299] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4611] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = 0 [pid 4611] write(3, "p:s/p ./file0:0", 15 [pid 299] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4611] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4611] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./848/tracing" [pid 4611] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4609] +++ exited with 0 +++ [pid 299] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4611] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4611] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./848/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4611] exit_group(0 [pid 299] <... openat resumed>) = 4 [pid 4611] <... exit_group resumed>) = ? [pid 299] fstat(4 [pid 4611] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4612 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(4 [pid 4612] set_robust_list(0x555557559760, 24 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4612] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./896", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 4612] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 4612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 302] fstat(3 [pid 299] rmdir("./848/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4612] chdir("./867") = 0 [pid 4612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4612] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 299] getdents64(3 [pid 4612] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./896/binderfs" [pid 299] rmdir("./848" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] unlink("./896/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 4612] write(3, "1000", 4) = 4 [pid 4612] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] mkdir("./849", 0777 [pid 302] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4612] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./896/tracing" [pid 301] umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4612] <... write resumed>) = 18 [pid 4612] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4612] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4612] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./896/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4613 [pid 302] <... openat resumed>) = 4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 4612] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(4 [pid 301] umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./865/binderfs" [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./896/tracing" [pid 301] unlink("./865/binderfs" [pid 4612] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4612] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 4612] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 4612] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] rmdir("./896" [pid 301] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4613 attached [pid 4612] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./897", 0777 [pid 301] newfstatat(AT_FDCWD, "./865/tracing" [pid 4612] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4612] exit_group(0) = ? [pid 4612] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4613] set_robust_list(0x555557559760, 24 [pid 301] openat(AT_FDCWD, "./865/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4613] <... set_robust_list resumed>) = 0 [pid 4613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4613] chdir("./849") = 0 [pid 4613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4614 [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 4613] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4613] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] close(4 [pid 4613] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 298] umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./865/tracing" [pid 4613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4613] <... openat resumed>) = 3 [pid 4613] write(3, "1000", 4 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./828/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4613] <... write resumed>) = 4 [pid 298] unlink("./828/binderfs" [pid 301] close(3 [pid 300] umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4613] close(3) = 0 [pid 4613] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./865" [pid 298] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4613] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4613] write(1, "executing program\n", 18 [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = 0 [pid 301] mkdir("./866", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4613] <... write resumed>) = 18 [pid 4613] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4613] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./828/tracing" [pid 300] umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4613] <... mkdirat resumed>) = 0 [pid 4613] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4615 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./828/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 300] newfstatat(AT_FDCWD, "./867/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./828/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./867/binderfs" [pid 4613] <... mount resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 300] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 4613] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 300] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4613] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./867/tracing" [pid 298] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./867/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./828/tracing" [pid 4613] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 4 [pid 4613] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4613] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 298] <... rmdir resumed>) = 0 [pid 4613] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4614 attached [pid 4613] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 300] getdents64(4 [pid 4614] set_robust_list(0x555557559760, 24 [pid 4613] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4615 attached [pid 300] close(4 [pid 298] rmdir("./828" [pid 300] <... close resumed>) = 0 [pid 4614] <... set_robust_list resumed>) = 0 [pid 4613] <... exit_group resumed>) = ? [pid 4615] set_robust_list(0x555557559760, 24 [pid 4614] rt_sigprocmask(SIG_SETMASK, [] [pid 4613] +++ exited with 0 +++ [pid 300] rmdir("./867/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4614] chdir("./897") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] mkdir("./829", 0777 [pid 300] getdents64(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4614] setpgid(0, 0) = 0 [pid 4614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./867" [pid 4614] <... openat resumed>) = 3 [pid 4614] write(3, "1000", 4) = 4 [pid 4614] close(3) = 0 [pid 4614] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4614] write(1, "executing program\n", 18) = 18 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4616 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] mkdir("./868", 0777 [pid 4614] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4614] <... close_range resumed>) = 0 executing program [pid 4614] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4614] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4614] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4614] write(3, "p:s/p ./file0:0", 15 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4617 [pid 299] <... openat resumed>) = 3 [pid 4614] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 4615] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4614] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4614] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4614] creat(NULL, 0732 [pid 299] umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4614] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4614] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./849/binderfs" [pid 4614] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4617 attached [pid 4615] rt_sigprocmask(SIG_SETMASK, [] [pid 4614] +++ exited with 0 +++ [pid 299] unlink("./849/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4616 attached [pid 4616] set_robust_list(0x555557559760, 24) = 0 [pid 4616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4616] chdir("./829") = 0 [pid 4616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4616] setpgid(0, 0) = 0 [pid 4616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4616] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4616] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./897", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./849/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 4616] close(3 [pid 299] openat(AT_FDCWD, "./849/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] getdents64(3 [pid 299] fstat(4 [pid 4616] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4616] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./897/binderfs" [pid 299] getdents64(4 [pid 4617] set_robust_list(0x555557559760, 24 [pid 4616] <... symlink resumed>) = 0 [pid 4615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./897/binderfs" [pid 299] close(4 [pid 4616] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./849/tracing" [pid 4616] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = 0 [pid 4616] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4616] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 4617] <... set_robust_list resumed>) = 0 [pid 4616] <... mkdirat resumed>) = 0 executing program [pid 4615] chdir("./866" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./897/tracing" [pid 4615] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 302] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4615] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./849" [pid 4615] setpgid(0, 0 [pid 302] openat(AT_FDCWD, "./897/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4616] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4615] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 4616] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(4 [pid 299] mkdir("./850", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4616] <... openat resumed>) = 3 [pid 4616] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4616] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(4 [pid 4616] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4616] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4616] exit_group(0) = ? [pid 4617] rt_sigprocmask(SIG_SETMASK, [] [pid 4616] +++ exited with 0 +++ [pid 4615] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4618 ci2-android-5-10/strace-static-x86_64: Process 4618 attached [pid 4615] write(3, "1000", 4 [pid 302] rmdir("./897/tracing" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4618] set_robust_list(0x555557559760, 24) = 0 [pid 4618] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4615] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 4615] close(3 [pid 4618] chdir("./850" [pid 4615] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4618] <... chdir resumed>) = 0 [pid 4615] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./897" [pid 4618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4618] setpgid(0, 0) = 0 [pid 4618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 4618] <... openat resumed>) = 3 [pid 302] mkdir("./898", 0777 [pid 4615] <... symlink resumed>) = 0 [pid 4618] write(3, "1000", 4) = 4 [pid 4618] close(3) = 0 [pid 4615] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 executing program [pid 4618] symlink("/dev/binderfs", "./binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4615] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4618] <... symlink resumed>) = 0 [pid 4617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4615] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4618] write(1, "executing program\n", 18) = 18 [pid 4618] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4618] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4615] <... close_range resumed>) = 0 [pid 4617] chdir("./868" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4619 [pid 4615] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4617] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4618] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4618] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4615] <... mkdirat resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4618] <... openat resumed>) = 3 [pid 4615] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4618] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4615] <... mount resumed>) = 0 [pid 298] umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4618] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4615] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4618] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 3 [pid 4615] <... openat resumed>) = 3 [pid 298] fstat(3 [pid 4618] creat(NULL, 0732 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4615] write(3, "p:s/p ./file0:0", 15 [pid 4618] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 4618] exit_group(0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4615] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4615] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] newfstatat(AT_FDCWD, "./829/binderfs" [pid 4615] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4615] creat(NULL, 0732 [pid 298] unlink("./829/binderfs" [pid 4615] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4618] <... exit_group resumed>) = ? [pid 4618] +++ exited with 0 +++ [pid 4617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4615] exit_group(0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4617] <... prctl resumed>) = 0 [pid 4615] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4619 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 4619] set_robust_list(0x555557559760, 24 [pid 298] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4619] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4619] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./829/tracing" [pid 4619] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4617] setpgid(0, 0 [pid 4615] +++ exited with 0 +++ [pid 298] umount2("./829/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4619] chdir("./898" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4617] <... setpgid resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./829/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4619] <... chdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] fstat(4 [pid 4619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4619] <... prctl resumed>) = 0 [pid 298] getdents64(4 [pid 4619] setpgid(0, 0) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4617] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4617] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4619] <... openat resumed>) = 3 [pid 4617] <... write resumed>) = 4 [pid 298] close(4 [pid 4619] write(3, "1000", 4 [pid 4617] close(3 [pid 298] <... close resumed>) = 0 [pid 4619] <... write resumed>) = 4 [pid 298] rmdir("./829/tracing" [pid 4617] <... close resumed>) = 0 [pid 4619] close(3) = 0 [pid 4619] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4617] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 4619] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 4619] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4617] <... symlink resumed>) = 0 [pid 298] close(3 [pid 4619] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4617] write(1, "executing program\n", 18 [pid 298] <... close resumed>) = 0 [pid 4619] <... close_range resumed>) = 0 executing program executing program [pid 298] rmdir("./829" [pid 4617] <... write resumed>) = 18 [pid 4619] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4617] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... rmdir resumed>) = 0 [pid 4619] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4617] <... close_range resumed>) = 0 [pid 298] mkdir("./830", 0777 [pid 4619] <... mount resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4619] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4617] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4619] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4619] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4619] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4619] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4619] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4620 [pid 4619] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4619] +++ exited with 0 +++ [pid 4617] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4617] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4620 attached ) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4617] <... mount resumed>) = 0 [pid 4620] set_robust_list(0x555557559760, 24 [pid 4617] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 4620] <... set_robust_list resumed>) = 0 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4617] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 4617] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4617] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4617] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./866/binderfs" [pid 4617] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4617] creat(NULL, 0732 [pid 301] unlink("./866/binderfs" [pid 4620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4617] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 4620] chdir("./830" [pid 301] <... umount2 resumed>) = 0 [pid 4620] <... chdir resumed>) = 0 [pid 301] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4617] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4617] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./866/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 301] openat(AT_FDCWD, "./866/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 301] fstat(4 [pid 4620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 299] umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4620] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./850/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(4 [pid 299] unlink("./850/binderfs" [pid 301] <... close resumed>) = 0 [pid 4620] setpgid(0, 0) = 0 [pid 4620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rmdir("./866/tracing" [pid 299] <... unlink resumed>) = 0 [pid 4617] +++ exited with 0 +++ [pid 4620] <... openat resumed>) = 3 [pid 4620] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4620] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 301] close(3 [pid 299] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./866" [pid 299] newfstatat(AT_FDCWD, "./850/tracing" [pid 4620] <... close resumed>) = 0 [pid 4620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./867", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4620] write(1, "executing program\n", 18) = 18 [pid 4620] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4620] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 executing program [pid 4620] <... mkdirat resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./898", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4620] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4620] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4620] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4620] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4620] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4620] exit_group(0) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./850/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... openat resumed>) = 4 [pid 302] fstat(3 [pid 299] fstat(4 [pid 4620] +++ exited with 0 +++ [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4621 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./898/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 302] unlink("./898/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4621 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./850/tracing" [pid 4621] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4621] chdir("./867" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./868/binderfs" [pid 299] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./898/tracing" [pid 300] unlink("./868/binderfs" [pid 299] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4621] <... chdir resumed>) = 0 [pid 4621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./850" [pid 302] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4621] <... prctl resumed>) = 0 [pid 4621] setpgid(0, 0) = 0 [pid 4621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./851", 0777 [pid 302] openat(AT_FDCWD, "./898/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 4621] <... openat resumed>) = 3 [pid 4621] write(3, "1000", 4) = 4 [pid 300] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./868/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 300] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4621] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4621] <... close resumed>) = 0 [pid 4621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] openat(AT_FDCWD, "./868/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4622 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 300] fstat(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./898/tracing" [pid 300] getdents64(4 [pid 4621] write(1, "executing program\n", 18) = 18 [pid 4621] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4621] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 302] close(3 [pid 300] close(4 [pid 4621] <... mkdirat resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./898" [pid 300] rmdir("./868/tracing" [pid 4621] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4621] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 4621] <... openat resumed>) = 3 [pid 4621] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./899", 0777 [pid 300] getdents64(3 [pid 4621] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4621] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 4621] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4621] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4621] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4623 attached [pid 4621] +++ exited with 0 +++ [pid 300] rmdir("./868" [pid 298] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4623 ci2-android-5-10/strace-static-x86_64: Process 4622 attached [pid 4622] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./869", 0777 [pid 298] fstat(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4622] chdir("./851" [pid 300] <... mkdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4622] <... chdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4624 [pid 298] newfstatat(AT_FDCWD, "./830/binderfs" [pid 4622] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] unlink("./830/binderfs" [pid 4622] setpgid(0, 0) = 0 [pid 4622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 4622] <... openat resumed>) = 3 [pid 298] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4622] write(3, "1000", 4) = 4 [pid 4622] close(3) = 0 [pid 4622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4622] write(1, "executing program\n", 18 [pid 298] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4622] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4622] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] newfstatat(AT_FDCWD, "./830/tracing" [pid 4622] <... close_range resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4622] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./830/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4623] set_robust_list(0x555557559760, 24 [pid 4622] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4622] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./830/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4623] <... set_robust_list resumed>) = 0 [pid 4622] <... mount resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4622] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] fstat(4 [pid 4622] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4622] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 4622] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4622] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] getdents64(4 [pid 4622] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4622] creat(NULL, 0732 [pid 298] close(4 [pid 4622] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 4622] exit_group(0 [pid 298] rmdir("./830/tracing" [pid 4622] <... exit_group resumed>) = ? [pid 4623] rt_sigprocmask(SIG_SETMASK, [] [pid 4622] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4624 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4624] set_robust_list(0x555557559760, 24 [pid 301] fstat(3 [pid 298] rmdir("./830" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4624] <... set_robust_list resumed>) = 0 [pid 4624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4624] chdir("./869" [pid 298] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] mkdir("./831", 0777 [pid 299] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 301] umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4624] <... chdir resumed>) = 0 [pid 4624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4624] setpgid(0, 0) = 0 [pid 4624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 299] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./867/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 4623] chdir("./899" [pid 301] unlink("./867/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4624] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 299] umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4624] write(3, "1000", 4) = 4 [pid 4624] close(3) = 0 [pid 4624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4623] <... chdir resumed>) = 0 [pid 301] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4624] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./851/binderfs" [pid 4623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4625 [pid 301] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4623] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./867/tracing" [pid 299] unlink("./851/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4624] <... write resumed>) = 18 [pid 4624] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4623] setpgid(0, 0 executing program [pid 301] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4623] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./867/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4624] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./851/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 299] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4624] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./851/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4624] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] close(4 [pid 299] <... openat resumed>) = 4 [pid 4624] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] fstat(4 [pid 301] rmdir("./867/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4624] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4624] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(4 [pid 4623] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 4624] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4623] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 4623] <... write resumed>) = 4 [pid 301] close(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4624] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 299] close(4 [pid 4623] close(3 [pid 301] rmdir("./867" [pid 4623] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4624] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4624] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4625 attached [pid 4623] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./851/tracing" [pid 4624] +++ exited with 0 +++ [pid 4623] <... symlink resumed>) = 0 [pid 301] mkdir("./868", 0777 [pid 4625] set_robust_list(0x555557559760, 24 [pid 299] <... rmdir resumed>) = 0 [pid 4625] <... set_robust_list resumed>) = 0 [pid 4625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4625] chdir("./831" [pid 301] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] getdents64(3 [pid 4623] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4623] <... write resumed>) = 18 executing program [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(3 [pid 4625] <... chdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4623] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... close resumed>) = 0 [pid 4625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4625] setpgid(0, 0) = 0 [pid 4625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4625] write(3, "1000", 4) = 4 [pid 4625] close(3) = 0 [pid 4625] symlink("/dev/binderfs", "./binderfs" [pid 4623] <... close_range resumed>) = 0 [pid 299] rmdir("./851" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4626 [pid 4625] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4625] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./852", 0777 [pid 4623] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4625] <... write resumed>) = 18 [pid 4625] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4625] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4623] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 executing program [pid 4623] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4625] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4625] <... mount resumed>) = 0 [pid 4623] <... mount resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4625] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4625] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4625] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4625] creat(NULL, 0732 [pid 4623] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4627 [pid 4625] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4625] exit_group(0 [pid 4623] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4625] <... exit_group resumed>) = ? [pid 4623] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 4627 attached ci2-android-5-10/strace-static-x86_64: Process 4626 attached [pid 4625] +++ exited with 0 +++ [pid 4623] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4626] set_robust_list(0x555557559760, 24) = 0 [pid 4626] rt_sigprocmask(SIG_SETMASK, [] [pid 4623] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4627] set_robust_list(0x555557559760, 24 [pid 4626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4623] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4626] chdir("./868") = 0 [pid 4626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4623] creat(NULL, 0732 [pid 4626] <... prctl resumed>) = 0 [pid 4623] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4626] setpgid(0, 0) = 0 [pid 4623] exit_group(0 [pid 4626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4623] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 4626] <... openat resumed>) = 3 [pid 4626] write(3, "1000", 4) = 4 [pid 4623] +++ exited with 0 +++ [pid 4626] close(3 [pid 300] umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4626] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 4626] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(3 [pid 4627] <... set_robust_list resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4627] rt_sigprocmask(SIG_SETMASK, [] [pid 4626] <... symlink resumed>) = 0 [pid 300] getdents64(3 [pid 4626] write(1, "executing program\n", 18 [pid 4627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4626] <... write resumed>) = 18 [pid 300] umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4626] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4626] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./869/binderfs" [pid 4626] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4627] chdir("./852" [pid 300] unlink("./869/binderfs" [pid 4626] <... mkdirat resumed>) = 0 [pid 4626] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4627] <... chdir resumed>) = 0 [pid 4626] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 4627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4626] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 4627] <... prctl resumed>) = 0 [pid 4626] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4627] setpgid(0, 0 [pid 4626] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4627] <... setpgid resumed>) = 0 [pid 4626] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./869/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4626] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 4627] <... openat resumed>) = 3 [pid 4626] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./869/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 300] fstat(4 [pid 4627] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 298] umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4627] <... write resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./831/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 298] unlink("./831/binderfs" [pid 300] <... close resumed>) = 0 [pid 4627] close(3) = 0 [pid 4627] symlink("/dev/binderfs", "./binderfs" [pid 300] rmdir("./869/tracing" [pid 298] <... unlink resumed>) = 0 [pid 4627] <... symlink resumed>) = 0 [pid 4627] write(1, "executing program\n", 18 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 4627] <... write resumed>) = 18 [pid 4627] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4627] <... close_range resumed>) = 0 [pid 300] close(3 [pid 298] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4627] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4626] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 4626] exit_group(0 [pid 300] rmdir("./869" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4627] <... mkdirat resumed>) = 0 [pid 4627] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4626] <... exit_group resumed>) = ? [pid 300] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./831/tracing" [pid 4627] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4626] +++ exited with 0 +++ [pid 300] mkdir("./870", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4627] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./831/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4627] write(3, "p:s/p ./file0:0", 15 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./831/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 4 [pid 4627] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4628 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 298] rmdir("./831/tracing"ci2-android-5-10/strace-static-x86_64: Process 4628 attached [pid 4627] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4627] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 4627] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 4627] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./831" [pid 4628] set_robust_list(0x555557559760, 24 [pid 4627] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4627] <... exit_group resumed>) = ? [pid 301] fstat(3 [pid 298] mkdir("./832", 0777) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4627] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4628] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4629 [pid 4628] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./899", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] openat(AT_FDCWD, "./899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4629 attached [pid 4628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] newfstatat(AT_FDCWD, "./868/binderfs" [pid 4628] chdir("./870" [pid 302] umount2("./899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./899/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./899/binderfs") = 0 [pid 302] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] set_robust_list(0x555557559760, 24 [pid 4628] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4629] <... set_robust_list resumed>) = 0 [pid 302] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] rt_sigprocmask(SIG_SETMASK, [] [pid 4628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./868/binderfs" [pid 4629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./899/tracing" [pid 4629] chdir("./832" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4629] <... chdir resumed>) = 0 [pid 302] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4629] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./899/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 4629] setpgid(0, 0 [pid 302] <... openat resumed>) = 4 [pid 4629] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 4629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4629] <... openat resumed>) = 3 [pid 4628] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 301] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4629] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 4629] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4629] <... close resumed>) = 0 [pid 302] close(4 [pid 301] <... umount2 resumed>) = 0 [pid 4629] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 4629] <... symlink resumed>) = 0 [pid 4628] setpgid(0, 0 [pid 302] rmdir("./899/tracing" [pid 301] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] write(1, "executing program\n", 18 [pid 4628] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4629] <... write resumed>) = 18 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4629] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4629] <... close_range resumed>) = 0 [pid 302] close(3 [pid 4629] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./868/tracing" [pid 4629] <... mkdirat resumed>) = 0 [pid 4628] <... openat resumed>) = 3 [pid 302] rmdir("./899" [pid 4629] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4628] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4629] <... mount resumed>) = 0 [pid 4628] <... write resumed>) = 4 [pid 302] mkdir("./900", 0777 [pid 4629] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4628] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4629] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4629] write(3, "p:s/p ./file0:0", 15 [pid 4628] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4629] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4629] openat(AT_FDCWD, NULL, O_WRONLY [pid 4628] symlink("/dev/binderfs", "./binderfs" [pid 301] openat(AT_FDCWD, "./868/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4630 attached [pid 4629] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4630 [pid 4629] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4629] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4629] exit_group(0) = ? [pid 4630] set_robust_list(0x555557559760, 24 [pid 4629] +++ exited with 0 +++ [pid 4628] <... symlink resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4630] <... set_robust_list resumed>) = 0 [pid 4630] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4628] write(1, "executing program\n", 18 [pid 4630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4630] chdir("./900") = 0 [pid 4630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4630] setpgid(0, 0) = 0 executing program [pid 4630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4628] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4630] <... openat resumed>) = 3 [pid 4630] write(3, "1000", 4) = 4 [pid 4628] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(4 [pid 4630] close(3) = 0 [pid 4630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4630] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4628] <... close_range resumed>) = 0 executing program [pid 4630] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 4630] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] getdents64(4 [pid 4630] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4628] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4630] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4630] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4630] <... mount resumed>) = 0 [pid 4628] <... mkdirat resumed>) = 0 [pid 301] close(4 [pid 299] <... openat resumed>) = 3 [pid 4630] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(3 [pid 4630] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4630] write(3, "p:s/p ./file0:0", 15 [pid 4628] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 4630] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4628] <... mount resumed>) = 0 [pid 301] rmdir("./868/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4630] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4630] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4630] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./852/binderfs" [pid 4630] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4628] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4630] exit_group(0 [pid 4628] <... openat resumed>) = 3 [pid 299] unlink("./852/binderfs" [pid 301] getdents64(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4630] <... exit_group resumed>) = ? [pid 4628] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 4630] +++ exited with 0 +++ [pid 4628] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4628] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 4628] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./868" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4628] creat(NULL, 0732 [pid 299] newfstatat(AT_FDCWD, "./852/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4628] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] mkdir("./869", 0777 [pid 299] openat(AT_FDCWD, "./852/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4628] exit_group(0 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4628] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] <... openat resumed>) = 3 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./852/tracing") = 0 [pid 4628] +++ exited with 0 +++ [pid 299] getdents64(3 [pid 298] fstat(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./852") = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] mkdir("./853", 0777 [pid 298] umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4631 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./832/binderfs" [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4632 attached [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4632 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4631 attached [pid 4631] set_robust_list(0x555557559760, 24) = 0 [pid 298] unlink("./832/binderfs" [pid 4632] set_robust_list(0x555557559760, 24 [pid 4631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4631] chdir("./869") = 0 [pid 298] <... unlink resumed>) = 0 [pid 4631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4631] setpgid(0, 0) = 0 [pid 4631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4631] <... openat resumed>) = 3 [pid 4631] write(3, "1000", 4) = 4 [pid 298] <... umount2 resumed>) = 0 [pid 4631] close(3) = 0 [pid 4631] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4631] <... symlink resumed>) = 0 executing program [pid 4631] write(1, "executing program\n", 18) = 18 [pid 4631] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4631] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4631] <... mkdirat resumed>) = 0 [pid 4632] <... set_robust_list resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./832/tracing" [pid 4631] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4631] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4631] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4631] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4631] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./900", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4631] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./832/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4631] <... exit_group resumed>) = ? [pid 4631] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./832/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 3 [pid 298] fstat(4 [pid 302] getdents64(3 [pid 300] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 298] getdents64(4 [pid 302] umount2("./900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] newfstatat(AT_FDCWD, "./900/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./870/binderfs" [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] unlink("./900/binderfs" [pid 300] unlink("./870/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] close(4 [pid 302] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./832/tracing" [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./870/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./870/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./900/tracing" [pid 300] fstat(4 [pid 298] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./832" [pid 302] openat(AT_FDCWD, "./900/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./870/tracing" [pid 302] <... openat resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] fstat(4 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./833", 0777 [pid 302] getdents64(4 [pid 300] close(3) = 0 [pid 300] rmdir("./870" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 300] mkdir("./871", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] close(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rmdir("./900/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4633 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4632] chdir("./853") = 0 [pid 4632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4632] setpgid(0, 0) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4634 [pid 302] getdents64(3 [pid 4632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4632] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./900" [pid 4632] write(3, "1000", 4) = 4 [pid 4632] close(3) = 0 [pid 4632] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4632] write(1, "executing program\n", 18 [pid 302] mkdir("./901", 0777 [pid 4632] <... write resumed>) = 18 [pid 4632] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4632] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4632] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4632] <... mount resumed>) = 0 [pid 4632] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4632] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4635 [pid 4632] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4632] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 4632] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] fstat(3 [pid 4632] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4632] <... exit_group resumed>) = ? [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4635 attached ci2-android-5-10/strace-static-x86_64: Process 4633 attached [pid 4632] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./869/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4634 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4634] set_robust_list(0x555557559760, 24 [pid 301] unlink("./869/binderfs" [pid 4634] <... set_robust_list resumed>) = 0 [pid 4634] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 4634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4634] chdir("./833" [pid 301] <... umount2 resumed>) = 0 [pid 4634] <... chdir resumed>) = 0 [pid 301] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4634] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./869/tracing" [pid 4634] setpgid(0, 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4634] <... setpgid resumed>) = 0 [pid 4634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4635] set_robust_list(0x555557559760, 24 [pid 4634] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4634] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./869/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4634] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 4 [pid 4634] close(3 [pid 301] fstat(4 [pid 4634] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4634] symlink("/dev/binderfs", "./binderfs" [pid 301] getdents64(4 [pid 4635] <... set_robust_list resumed>) = 0 [pid 4634] <... symlink resumed>) = 0 [pid 4633] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4634] write(1, "executing program\n", 18 [pid 301] getdents64(4 [pid 4634] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4634] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(4 [pid 4634] <... close_range resumed>) = 0 [pid 301] <... close resumed>) = 0 executing program [pid 4634] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./869/tracing" [pid 4634] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4634] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(3 [pid 4634] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4634] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(3 [pid 4634] <... openat resumed>) = 3 [pid 4634] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 4634] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./869" [pid 4634] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4634] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4634] exit_group(0) = ? [pid 4635] rt_sigprocmask(SIG_SETMASK, [] [pid 4634] +++ exited with 0 +++ [pid 4633] <... set_robust_list resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./870", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4635] chdir("./901") = 0 [pid 4635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4635] setpgid(0, 0) = 0 [pid 4635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4635] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4635] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4635] <... write resumed>) = 4 [pid 4635] close(3) = 0 [pid 4635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4635] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4636 [pid 4635] <... write resumed>) = 18 [pid 4635] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4635] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4635] <... mkdirat resumed>) = 0 [pid 4633] rt_sigprocmask(SIG_SETMASK, [] [pid 4635] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4635] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4635] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4633] chdir("./871" [pid 4635] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4635] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4635] exit_group(0 [pid 4633] <... chdir resumed>) = 0 [pid 4635] <... exit_group resumed>) = ? [pid 4635] +++ exited with 0 +++ [pid 4633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4636 attached [pid 4636] set_robust_list(0x555557559760, 24) = 0 [pid 4636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4636] chdir("./870" [pid 4633] <... prctl resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4636] <... chdir resumed>) = 0 [pid 4636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4636] setpgid(0, 0 [pid 298] umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4636] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4636] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4636] write(3, "1000", 4 [pid 298] fstat(3 [pid 4636] <... write resumed>) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4636] close(3 [pid 298] getdents64(3 [pid 4636] <... close resumed>) = 0 [pid 4636] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4636] <... symlink resumed>) = 0 [pid 298] umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4636] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4633] setpgid(0, 0 [pid 4636] <... write resumed>) = 18 [pid 4636] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 298] newfstatat(AT_FDCWD, "./833/binderfs" [pid 4633] <... setpgid resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./833/binderfs" [pid 4633] <... openat resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4633] write(3, "1000", 4 [pid 298] <... unlink resumed>) = 0 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4633] <... write resumed>) = 4 [pid 302] umount2("./901", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 298] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4633] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4633] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4633] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./853/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 299] unlink("./853/binderfs" [pid 298] newfstatat(AT_FDCWD, "./833/tracing" [pid 4633] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... unlink resumed>) = 0 [pid 4633] write(1, "executing program\n", 18 [pid 302] umount2("./901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4633] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 4633] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] newfstatat(AT_FDCWD, "./901/binderfs" [pid 299] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./833/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4636] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4636] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4633] <... close_range resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./853/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4636] <... mkdirat resumed>) = 0 [pid 4633] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] unlink("./901/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./833/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4636] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4636] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4636] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./853/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 4636] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] fstat(4 [pid 4636] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4636] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4633] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4636] openat(AT_FDCWD, NULL, O_WRONLY [pid 4633] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./901/tracing" [pid 299] getdents64(4 [pid 4636] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4636] creat(NULL, 0732 [pid 4633] <... mount resumed>) = 0 [pid 302] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 4636] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4633] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4636] exit_group(0 [pid 4633] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./901/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] close(4 [pid 298] close(4 [pid 4636] <... exit_group resumed>) = ? [pid 4633] write(3, "p:s/p ./file0:0", 15 [pid 302] <... openat resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 4636] +++ exited with 0 +++ [pid 4633] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 299] rmdir("./853/tracing" [pid 298] <... close resumed>) = 0 [pid 4633] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4633] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 298] rmdir("./833/tracing" [pid 4633] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 4633] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 302] close(4 [pid 299] rmdir("./853" [pid 4633] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4633] <... exit_group resumed>) = ? [pid 302] rmdir("./901/tracing" [pid 301] umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./854", 0777 [pid 298] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./833" [pid 302] close(3 [pid 301] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4633] +++ exited with 0 +++ [pid 302] rmdir("./901" [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4637 [pid 298] mkdir("./834", 0777 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4637 attached [pid 4637] set_robust_list(0x555557559760, 24) = 0 [pid 4637] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 302] mkdir("./902", 0777 [pid 301] umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4637] chdir("./854") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] newfstatat(AT_FDCWD, "./870/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4637] setpgid(0, 0) = 0 [pid 4637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] unlink("./870/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4637] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 4637] write(3, "1000", 4) = 4 [pid 4637] close(3) = 0 [pid 4637] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4638 [pid 4637] <... symlink resumed>) = 0 [pid 4637] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4639 [pid 301] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4637] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./870/tracing" [pid 4637] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4637] <... close_range resumed>) = 0 [pid 301] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./870/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4637] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./870/tracing" [pid 4637] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4639 attached ci2-android-5-10/strace-static-x86_64: Process 4638 attached [pid 4637] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 4637] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4637] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./870" [pid 4637] <... openat resumed>) = 3 [pid 4637] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4637] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 4637] creat(NULL, 0732 [pid 301] mkdir("./871", 0777 [pid 4637] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4637] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4639] set_robust_list(0x555557559760, 24 [pid 4638] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4637] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4639] <... set_robust_list resumed>) = 0 [pid 4638] <... set_robust_list resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4640 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4640 [pid 4638] chdir("./834" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4640] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4640] <... set_robust_list resumed>) = 0 [pid 4638] <... chdir resumed>) = 0 [pid 4638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4638] setpgid(0, 0) = 0 [pid 4638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4640] rt_sigprocmask(SIG_SETMASK, [] [pid 4638] <... openat resumed>) = 3 [pid 4638] write(3, "1000", 4 [pid 4640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4638] <... write resumed>) = 4 [pid 4638] close(3) = 0 [pid 4638] symlink("/dev/binderfs", "./binderfs" [pid 4640] chdir("./871" [pid 4639] rt_sigprocmask(SIG_SETMASK, [] [pid 4640] <... chdir resumed>) = 0 [pid 4638] <... symlink resumed>) = 0 [pid 4640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4638] write(1, "executing program\n", 18) = 18 [pid 4638] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4638] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4640] <... prctl resumed>) = 0 [pid 4639] chdir("./902" [pid 4640] setpgid(0, 0) = 0 executing program [pid 4639] <... chdir resumed>) = 0 [pid 4638] <... mkdirat resumed>) = 0 [pid 4640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4638] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4638] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4640] <... openat resumed>) = 3 [pid 4639] <... prctl resumed>) = 0 [pid 4638] <... openat resumed>) = 3 [pid 4638] write(3, "p:s/p ./file0:0", 15 [pid 4640] write(3, "1000", 4 [pid 4639] setpgid(0, 0 [pid 4638] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4640] <... write resumed>) = 4 [pid 4639] <... setpgid resumed>) = 0 [pid 4638] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4638] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4640] close(3 [pid 4638] exit_group(0 [pid 4640] <... close resumed>) = 0 [pid 4639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4638] <... exit_group resumed>) = ? [pid 4640] symlink("/dev/binderfs", "./binderfs" [pid 4639] <... openat resumed>) = 3 [pid 4640] <... symlink resumed>) = 0 [pid 4639] write(3, "1000", 4 [pid 4638] +++ exited with 0 +++ [pid 4640] write(1, "executing program\n", 18 [pid 4639] <... write resumed>) = 4 [pid 4640] <... write resumed>) = 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4639] close(3 executing program [pid 4640] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4639] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4640] <... close_range resumed>) = 0 [pid 4640] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4639] symlink("/dev/binderfs", "./binderfs" [pid 4640] <... mkdirat resumed>) = 0 [pid 4639] <... symlink resumed>) = 0 [pid 4640] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4639] write(1, "executing program\n", 18 [pid 300] umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4640] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4639] <... write resumed>) = 18 executing program [pid 300] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4640] <... openat resumed>) = 3 [pid 4639] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 3 [pid 4640] write(3, "p:s/p ./file0:0", 15 [pid 4639] <... close_range resumed>) = 0 [pid 300] fstat(3 [pid 4639] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./871/binderfs" [pid 299] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4639] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 4639] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] unlink("./871/binderfs" [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4639] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4639] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./854/binderfs" [pid 300] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./854/binderfs" [pid 4639] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 4640] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4639] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./871/tracing" [pid 299] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4639] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = 0 [pid 4640] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4640] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4639] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./871/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./854/tracing" [pid 4640] creat(NULL, 0732 [pid 4639] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4640] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4639] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4639] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 4640] exit_group(0 [pid 4639] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./854/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4640] <... exit_group resumed>) = ? [pid 4639] <... exit_group resumed>) = ? [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 299] fstat(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] getdents64(4 [pid 298] umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] close(4 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./871/tracing" [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./854/tracing" [pid 4639] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] fstat(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 299] close(3 [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4640] +++ exited with 0 +++ [pid 300] rmdir("./871" [pid 299] rmdir("./854") = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rmdir resumed>) = 0 [pid 299] mkdir("./855", 0777 [pid 298] umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./872", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./834/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4641 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] unlink("./834/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4641 attached [pid 4641] set_robust_list(0x555557559760, 24) = 0 [pid 4641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4641] chdir("./855" [pid 298] <... unlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4642 [pid 298] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4641] <... chdir resumed>) = 0 [pid 4641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = 0 [pid 301] umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4641] <... prctl resumed>) = 0 [pid 4641] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./834/tracing" [pid 301] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 298] umount2("./834/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] openat(AT_FDCWD, "./834/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4642 attached [pid 4641] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 4 [pid 301] umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./871/binderfs" [pid 298] getdents64(4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] unlink("./871/binderfs" [pid 298] getdents64(4 [pid 4641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 4641] <... openat resumed>) = 3 [pid 4641] write(3, "1000", 4 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] rmdir("./834/tracing" [pid 301] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4641] <... write resumed>) = 4 [pid 4641] close(3) = 0 [pid 4641] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./871/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(3 [pid 301] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4641] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./834" [pid 301] openat(AT_FDCWD, "./871/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4641] write(1, "executing program\n", 18) = 18 [pid 4641] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4641] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 executing program [pid 298] mkdir("./835", 0777 [pid 301] fstat(4 [pid 4641] <... mkdirat resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4641] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4641] <... mount resumed>) = 0 [pid 301] getdents64(4 [pid 4641] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4641] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4641] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4643 [pid 301] <... close resumed>) = 0 [pid 4641] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./871/tracing" [pid 4641] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4641] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4641] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4643 attached [pid 4642] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4641] +++ exited with 0 +++ [pid 301] close(3) = 0 [pid 301] rmdir("./871" [pid 4643] set_robust_list(0x555557559760, 24 [pid 4642] <... set_robust_list resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 4643] <... set_robust_list resumed>) = 0 [pid 301] mkdir("./872", 0777 [pid 4643] rt_sigprocmask(SIG_SETMASK, [] [pid 4642] rt_sigprocmask(SIG_SETMASK, [] [pid 4643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4642] chdir("./872" [pid 4643] chdir("./835") = 0 [pid 4642] <... chdir resumed>) = 0 [pid 4642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4642] setpgid(0, 0 [pid 4643] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4644 [pid 4642] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4643] setpgid(0, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4643] <... setpgid resumed>) = 0 [pid 4643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 4644 attached [pid 4642] <... openat resumed>) = 3 [pid 4642] write(3, "1000", 4) = 4 [pid 4642] close(3) = 0 [pid 4642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4642] write(1, "executing program\n", 18) = 18 executing program [pid 4642] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4642] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4644] set_robust_list(0x555557559760, 24 [pid 4643] <... openat resumed>) = 3 [pid 4642] <... mkdirat resumed>) = 0 [pid 302] umount2("./902", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4644] <... set_robust_list resumed>) = 0 [pid 4643] write(3, "1000", 4 [pid 4642] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4644] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./902/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4643] <... write resumed>) = 4 [pid 302] unlink("./902/binderfs" [pid 4644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4643] close(3 [pid 4642] <... mount resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4643] <... close resumed>) = 0 [pid 4644] chdir("./872" [pid 4643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4642] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4644] <... chdir resumed>) = 0 [pid 4642] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./855/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./855/binderfs" [pid 302] newfstatat(AT_FDCWD, "./902/tracing" [pid 299] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4644] <... prctl resumed>) = 0 [pid 302] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 4644] setpgid(0, 0 [pid 4643] write(1, "executing program\n", 18 [pid 4642] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./902/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./855/tracing" [pid 4644] <... setpgid resumed>) = 0 [pid 4642] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4643] <... write resumed>) = 18 [pid 4642] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 executing program [pid 299] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4644] <... openat resumed>) = 3 [pid 4643] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4642] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4644] write(3, "1000", 4 [pid 4643] <... close_range resumed>) = 0 [pid 4642] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./855/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4644] <... write resumed>) = 4 [pid 4643] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4642] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 4644] close(3 [pid 4643] <... mkdirat resumed>) = 0 [pid 4642] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 4644] <... close resumed>) = 0 [pid 4643] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4642] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4644] symlink("/dev/binderfs", "./binderfs" [pid 4643] <... mount resumed>) = 0 [pid 4642] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 4644] <... symlink resumed>) = 0 [pid 4643] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4644] write(1, "executing program\n", 18 [pid 4643] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] getdents64(4 [pid 4644] <... write resumed>) = 18 [pid 4643] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./902/tracing" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4644] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4643] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] close(4 [pid 4644] <... close_range resumed>) = 0 [pid 4643] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4644] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4643] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] rmdir("./855/tracing" [pid 4644] <... mkdirat resumed>) = 0 [pid 4643] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4644] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4643] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] close(3 [pid 299] getdents64(3 [pid 4644] <... mount resumed>) = 0 [pid 4643] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4644] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4643] <... exit_group resumed>) = ? [pid 299] close(3 [pid 4644] <... openat resumed>) = 3 [pid 4643] +++ exited with 0 +++ [pid 302] rmdir("./902" [pid 299] <... close resumed>) = 0 [pid 4644] write(3, "p:s/p ./file0:0", 15 [pid 299] rmdir("./855" [pid 4644] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4644] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./903", 0777 [pid 299] mkdir("./856", 0777 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4644] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4644] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4644] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4644] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4644] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4646 attached ci2-android-5-10/strace-static-x86_64: Process 4645 attached [pid 4644] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4646 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4645 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4646] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4645] set_robust_list(0x555557559760, 24 [pid 4646] <... set_robust_list resumed>) = 0 [pid 4646] rt_sigprocmask(SIG_SETMASK, [] [pid 4645] <... set_robust_list resumed>) = 0 [pid 4646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4646] chdir("./903") = 0 [pid 4646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4646] setpgid(0, 0) = 0 [pid 4646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4645] rt_sigprocmask(SIG_SETMASK, [] [pid 4646] write(3, "1000", 4) = 4 [pid 4646] close(3) = 0 [pid 4646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4645] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4646] write(1, "executing program\n", 18) = 18 [pid 4646] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4646] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4645] chdir("./856" [pid 4646] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4646] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4646] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4645] <... chdir resumed>) = 0 [pid 4646] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4646] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4646] exit_group(0 [pid 4645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4646] <... exit_group resumed>) = ? [pid 4646] +++ exited with 0 +++ [pid 4645] <... prctl resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4645] setpgid(0, 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4645] <... setpgid resumed>) = 0 [pid 300] umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4645] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4645] write(3, "1000", 4 [pid 300] <... openat resumed>) = 3 [pid 4645] <... write resumed>) = 4 [pid 300] fstat(3 [pid 4645] close(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4645] <... close resumed>) = 0 [pid 4645] symlink("/dev/binderfs", "./binderfs" [pid 300] getdents64(3 [pid 4645] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4645] write(1, "executing program\n", 18 [pid 300] umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4645] <... write resumed>) = 18 [pid 4645] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4645] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4645] <... mkdirat resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./872/binderfs" [pid 4645] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4645] <... mount resumed>) = 0 [pid 300] unlink("./872/binderfs" [pid 4645] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... unlink resumed>) = 0 [pid 4645] <... openat resumed>) = 3 [pid 300] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4645] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = 0 [pid 4645] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4645] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4645] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./872/tracing" [pid 4645] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4645] exit_group(0 [pid 300] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4645] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4645] +++ exited with 0 +++ [pid 300] openat(AT_FDCWD, "./872/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./872/tracing") = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./872" [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./873", 0777 [pid 298] newfstatat(AT_FDCWD, "./835/binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./835/binderfs") = 0 [pid 298] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./835/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./835/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./835/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] fstat(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4647 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 298] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./835/tracing" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rmdir resumed>) = 0 [pid 301] umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./903", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./872/binderfs" [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 298] rmdir("./835" [pid 302] <... openat resumed>) = 3 [pid 301] unlink("./872/binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] fstat(3 [pid 298] mkdir("./836", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 299] umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./903/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./856/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4648 ci2-android-5-10/strace-static-x86_64: Process 4647 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./872/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] unlink("./903/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./856/binderfs" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4647] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 4647] <... set_robust_list resumed>) = 0 [pid 4647] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 4647] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4647] chdir("./873" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./872/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./903/tracing" [pid 301] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./856/tracing" [pid 301] getdents64(4 [pid 4647] <... chdir resumed>) = 0 [pid 4647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4647] setpgid(0, 0) = 0 [pid 4647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./903/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 299] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 299] openat(AT_FDCWD, "./856/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4647] write(3, "1000", 4 [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4647] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./872/tracing" [pid 299] fstat(4 [pid 302] getdents64(4 [pid 4647] close(3) = 0 [pid 4647] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(4 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./903/tracing" [pid 301] close(3 [pid 299] getdents64(4 [pid 4647] write(1, "executing program\n", 18) = 18 [pid 4647] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4647] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4647] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 299] close(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./872" [pid 302] close(3 [pid 299] <... close resumed>) = 0 [pid 4647] <... mount resumed>) = 0 [pid 4647] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] rmdir("./856/tracing" [pid 4647] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./903" [pid 301] mkdir("./873", 0777 [pid 4647] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4647] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4647] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4647] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4648 attached [pid 4647] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] getdents64(3 [pid 302] mkdir("./904", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4648] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4649 attached [pid 4648] <... set_robust_list resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4649 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4648] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 4648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./856" [pid 4649] set_robust_list(0x555557559760, 24) = 0 [pid 4649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4649] chdir("./873") = 0 [pid 4649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4649] setpgid(0, 0) = 0 [pid 4649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4650 [pid 299] <... rmdir resumed>) = 0 [pid 4648] chdir("./836" [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./857", 0777 [pid 4649] <... openat resumed>) = 3 [pid 4648] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4649] write(3, "1000", 4) = 4 [pid 4649] close(3) = 0 [pid 4649] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 4648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4648] <... prctl resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4649] <... symlink resumed>) = 0 [pid 4648] setpgid(0, 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4649] write(1, "executing program\n", 18) = 18 [pid 4649] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4649] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4648] <... setpgid resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4649] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4651 [pid 4649] <... mount resumed>) = 0 executing program [pid 4649] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4649] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 3 [pid 4648] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4649] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4648] write(3, "1000", 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4649] openat(AT_FDCWD, NULL, O_WRONLY [pid 4648] <... write resumed>) = 4 [pid 300] getdents64(3 [pid 4649] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4648] close(3 [pid 300] umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4649] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4649] exit_group(0 [pid 4648] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4649] <... exit_group resumed>) = ? [pid 300] newfstatat(AT_FDCWD, "./873/binderfs" [pid 4648] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4651 attached [pid 4649] +++ exited with 0 +++ [pid 4648] <... symlink resumed>) = 0 [pid 300] unlink("./873/binderfs" [pid 4648] write(1, "executing program\n", 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4650 attached [pid 4650] set_robust_list(0x555557559760, 24 [pid 4648] <... write resumed>) = 18 [pid 300] <... unlink resumed>) = 0 executing program [pid 4648] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4648] <... close_range resumed>) = 0 [pid 4650] <... set_robust_list resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4648] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4650] chdir("./904") = 0 [pid 4650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4648] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4648] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] newfstatat(AT_FDCWD, "./873/tracing" [pid 4650] setpgid(0, 0) = 0 [pid 4648] <... mount resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4648] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4650] <... openat resumed>) = 3 [pid 4648] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4648] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./873/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4650] write(3, "1000", 4) = 4 [pid 4648] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 4 [pid 4648] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 4648] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4648] creat(NULL, 0732 [pid 300] getdents64(4 [pid 4648] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4650] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4650] symlink("/dev/binderfs", "./binderfs" [pid 4648] exit_group(0 [pid 300] getdents64(4 [pid 4648] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4650] <... symlink resumed>) = 0 [pid 4650] write(1, "executing program\n", 18) = 18 [pid 4650] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4648] +++ exited with 0 +++ executing program [pid 4650] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4651] set_robust_list(0x555557559760, 24 [pid 4650] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4650] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4651] <... set_robust_list resumed>) = 0 [pid 4650] <... mount resumed>) = 0 [pid 300] rmdir("./873/tracing" [pid 4650] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4650] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... rmdir resumed>) = 0 [pid 4650] openat(AT_FDCWD, NULL, O_WRONLY [pid 4651] rt_sigprocmask(SIG_SETMASK, [] [pid 4650] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 4650] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4650] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4650] exit_group(0 [pid 300] close(3 [pid 4650] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 4651] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4650] +++ exited with 0 +++ [pid 300] rmdir("./873" [pid 4651] chdir("./857" [pid 300] <... rmdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4651] <... chdir resumed>) = 0 [pid 4651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] mkdir("./874", 0777 [pid 4651] <... prctl resumed>) = 0 [pid 4651] setpgid(0, 0) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4651] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4651] write(3, "1000", 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4651] <... write resumed>) = 4 [pid 4651] close(3) = 0 [pid 4651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4651] write(1, "executing program\n", 18) = 18 executing program [pid 4651] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4652 [pid 4651] <... close_range resumed>) = 0 [pid 4651] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4651] <... mkdirat resumed>) = 0 [pid 301] umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4651] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4651] <... mount resumed>) = 0 [pid 301] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4651] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... openat resumed>) = 3 [pid 4651] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 4651] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4651] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 4651] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4651] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4651] creat(NULL, 0732 [pid 302] umount2("./904", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4651] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./873/binderfs" [pid 4651] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4651] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./873/binderfs" [pid 4651] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./873/tracing" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./873/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./904/binderfs" [pid 301] <... openat resumed>) = 4 [pid 299] umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 302] unlink("./904/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 302] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./873/tracing" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] fstat(3 [pid 302] newfstatat(AT_FDCWD, "./904/tracing" [pid 301] rmdir("./873" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./874", 0777 [pid 299] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./904/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./857/binderfs" [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4653 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] unlink("./857/binderfs" [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4652 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4653 attached [pid 302] rmdir("./904/tracing" [pid 298] newfstatat(AT_FDCWD, "./836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./836/binderfs") = 0 [pid 298] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4652] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4652] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 299] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4653] set_robust_list(0x555557559760, 24 [pid 4652] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] close(3 [pid 299] newfstatat(AT_FDCWD, "./857/tracing" [pid 298] newfstatat(AT_FDCWD, "./836/tracing" [pid 4652] chdir("./874" [pid 302] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4652] <... chdir resumed>) = 0 [pid 302] rmdir("./904" [pid 299] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./836/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4652] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./836/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4652] setpgid(0, 0 [pid 298] <... openat resumed>) = 4 [pid 4652] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 4652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] mkdir("./905", 0777 [pid 299] openat(AT_FDCWD, "./857/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4652] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4652] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4652] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 4652] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4652] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(4 [pid 298] close(4 [pid 4652] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 4653] <... set_robust_list resumed>) = 0 [pid 4652] <... symlink resumed>) = 0 [pid 298] rmdir("./836/tracing" [pid 4652] write(1, "executing program\n", 18 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 4652] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4654 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 4652] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4652] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 298] close(3 [pid 4652] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 4653] rt_sigprocmask(SIG_SETMASK, [] [pid 4652] <... mkdirat resumed>) = 0 [pid 299] close(4 [pid 298] rmdir("./836" [pid 4653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4652] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4653] chdir("./874" [pid 4652] <... mount resumed>) = 0 [pid 299] rmdir("./857/tracing" [pid 298] mkdir("./837", 0777 [pid 4652] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4652] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4652] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4653] <... chdir resumed>) = 0 [pid 4652] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4652] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] close(3ci2-android-5-10/strace-static-x86_64: Process 4655 attached [pid 4652] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4655 [pid 4652] creat(NULL, 0732 [pid 299] rmdir("./857" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4652] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4652] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 [pid 4655] set_robust_list(0x555557559760, 24 [pid 4653] <... prctl resumed>) = 0 [pid 4652] +++ exited with 0 +++ [pid 299] mkdir("./858", 0777ci2-android-5-10/strace-static-x86_64: Process 4654 attached [pid 4654] set_robust_list(0x555557559760, 24) = 0 [pid 4654] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4653] setpgid(0, 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4653] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4654] chdir("./905" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4654] <... chdir resumed>) = 0 [pid 4654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4654] setpgid(0, 0) = 0 [pid 4654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4653] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4656 [pid 4654] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4653] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4654] <... write resumed>) = 4 [pid 4653] <... write resumed>) = 4 [pid 4654] close(3) = 0 [pid 4653] close(3 [pid 4654] symlink("/dev/binderfs", "./binderfs" [pid 4655] <... set_robust_list resumed>) = 0 [pid 4654] <... symlink resumed>) = 0 [pid 4653] <... close resumed>) = 0 [pid 4654] write(1, "executing program\n", 18 [pid 4653] symlink("/dev/binderfs", "./binderfs" [pid 4654] <... write resumed>) = 18 executing program [pid 4654] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4654] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4654] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4653] <... symlink resumed>) = 0 [pid 4654] <... mount resumed>) = 0 [pid 4653] write(1, "executing program\n", 18 [pid 4655] rt_sigprocmask(SIG_SETMASK, [] [pid 4654] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4654] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4654] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4654] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4654] exit_group(0) = ? executing program [pid 4655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4654] +++ exited with 0 +++ [pid 4653] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4653] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4656 attached [pid 4653] <... close_range resumed>) = 0 [pid 4656] set_robust_list(0x555557559760, 24) = 0 [pid 4656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4656] chdir("./858") = 0 [pid 4656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4656] setpgid(0, 0) = 0 [pid 4656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4653] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4656] <... openat resumed>) = 3 [pid 4656] write(3, "1000", 4) = 4 [pid 4656] close(3) = 0 [pid 4655] chdir("./837" [pid 4653] <... mkdirat resumed>) = 0 [pid 4656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4653] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4656] write(1, "executing program\n", 18) = 18 [pid 4656] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4656] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4655] <... chdir resumed>) = 0 [pid 4653] <... mount resumed>) = 0 [pid 4656] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4653] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4656] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4655] <... prctl resumed>) = 0 [pid 4653] <... openat resumed>) = 3 [pid 4656] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4655] setpgid(0, 0 [pid 4653] write(3, "p:s/p ./file0:0", 15 [pid 4656] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4655] <... setpgid resumed>) = 0 [pid 4653] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4656] creat(NULL, 0732 [pid 4653] openat(AT_FDCWD, NULL, O_WRONLY [pid 4656] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4653] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4656] exit_group(0 [pid 4653] creat(NULL, 0732 [pid 4655] <... openat resumed>) = 3 [pid 4653] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4656] <... exit_group resumed>) = ? [pid 4653] exit_group(0 [pid 4655] write(3, "1000", 4 [pid 4653] <... exit_group resumed>) = ? [pid 4656] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 4655] <... write resumed>) = 4 [pid 4653] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4655] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4655] <... close resumed>) = 0 [pid 302] umount2("./905", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4655] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] openat(AT_FDCWD, "./905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4655] <... symlink resumed>) = 0 [pid 302] fstat(3 [pid 4655] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4655] <... write resumed>) = 18 executing program [pid 302] getdents64(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4655] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4655] <... close_range resumed>) = 0 [pid 302] umount2("./905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4655] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./905/binderfs" [pid 300] umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./905/binderfs" [pid 300] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4655] <... mkdirat resumed>) = 0 [pid 302] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 4655] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./905/tracing" [pid 300] umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4655] <... mount resumed>) = 0 [pid 302] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./874/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./905/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./874/binderfs" [pid 4655] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... openat resumed>) = 4 [pid 4655] <... openat resumed>) = 3 [pid 4655] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 300] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 4655] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4655] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 302] close(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4655] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./874/tracing" [pid 302] rmdir("./905/tracing" [pid 4655] <... exit_group resumed>) = ? [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4655] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./874/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... openat resumed>) = 4 [pid 302] close(3 [pid 299] <... openat resumed>) = 3 [pid 300] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 302] rmdir("./905" [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] mkdir("./906", 0777 [pid 300] rmdir("./874/tracing" [pid 299] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3) = 0 [pid 299] umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rmdir("./874") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./875", 0777 [pid 299] newfstatat(AT_FDCWD, "./858/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4657 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./858/binderfs" [pid 301] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4658 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4657 attached [pid 299] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 4657] set_robust_list(0x555557559760, 24 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 299] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4657] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./858/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./874/binderfs" [pid 299] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./874/binderfs" [pid 299] openat(AT_FDCWD, "./858/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4657] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 4657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4657] chdir("./906" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 301] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4657] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./874/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 301] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./858/tracing" [pid 4657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./874/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4657] <... prctl resumed>) = 0 [pid 4657] setpgid(0, 0) = 0 [pid 4657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 301] fstat(4 [pid 299] getdents64(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 299] close(3 [pid 4657] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 299] rmdir("./858" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4657] write(3, "1000", 4) = 4 [pid 4657] close(3) = 0 [pid 4657] symlink("/dev/binderfs", "./binderfs" [pid 301] close(4 [pid 299] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4658 attached [pid 4657] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] mkdir("./859", 0777 [pid 301] rmdir("./874/tracing" [pid 4657] write(1, "executing program\n", 18) = 18 [pid 4657] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4657] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4657] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 executing program [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 4657] <... mount resumed>) = 0 [pid 4657] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4657] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4657] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4659 [pid 301] rmdir("./874" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4657] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4657] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4658] set_robust_list(0x555557559760, 24 [pid 4657] +++ exited with 0 +++ [pid 301] mkdir("./875", 0777 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4659 attached [pid 4659] set_robust_list(0x555557559760, 24) = 0 [pid 4659] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4659] chdir("./859") = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4659] setpgid(0, 0) = 0 [pid 4659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4660 [pid 298] <... openat resumed>) = 3 [pid 4659] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] fstat(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4659] write(3, "1000", 4) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4659] close(3 [pid 298] getdents64(3 [pid 4659] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4659] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4659] <... symlink resumed>) = 0 [pid 4658] <... set_robust_list resumed>) = 0 [pid 298] unlink("./837/binderfs" [pid 4659] write(1, "executing program\n", 18) = 18 [pid 4659] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... unlink resumed>) = 0 executing program [pid 4659] <... close_range resumed>) = 0 [pid 298] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4659] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4658] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = 0 [pid 4659] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4659] <... mount resumed>) = 0 [pid 4658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4659] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] newfstatat(AT_FDCWD, "./837/tracing" [pid 4659] <... openat resumed>) = 3 [pid 4659] write(3, "p:s/p ./file0:0", 15 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4659] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4659] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] umount2("./837/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4659] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4659] creat(NULL, 0732 [pid 298] openat(AT_FDCWD, "./837/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4659] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 4659] exit_group(0 [pid 298] fstat(4 [pid 4659] <... exit_group resumed>) = ? [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4659] +++ exited with 0 +++ [pid 4658] chdir("./875" [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4660 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4660] set_robust_list(0x555557559760, 24 [pid 298] close(4 [pid 4660] <... set_robust_list resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./837/tracing" [pid 4660] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 4660] chdir("./875") = 0 [pid 298] <... close resumed>) = 0 [pid 4660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rmdir("./837" [pid 4660] <... prctl resumed>) = 0 [pid 4660] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4658] <... chdir resumed>) = 0 [pid 298] mkdir("./838", 0777 [pid 4658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 4660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4660] write(3, "1000", 4) = 4 [pid 4660] close(3) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4658] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4660] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4658] setpgid(0, 0 [pid 302] umount2("./906", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4660] <... symlink resumed>) = 0 [pid 4660] write(1, "executing program\n", 18) = 18 [pid 4660] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4660] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4661 [pid 4658] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 executing program [pid 4660] <... mkdirat resumed>) = 0 [pid 4658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4660] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 4658] <... openat resumed>) = 3 [pid 4660] <... mount resumed>) = 0 [pid 4658] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4660] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4660] write(3, "p:s/p ./file0:0", 15 [pid 4658] <... write resumed>) = 4 [pid 302] umount2("./906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4660] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4658] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4660] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./906/binderfs" [pid 4658] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4658] symlink("/dev/binderfs", "./binderfs" [pid 302] unlink("./906/binderfs" [pid 4660] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4660] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 4660] exit_group(0 [pid 302] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4660] <... exit_group resumed>) = ? [pid 4660] +++ exited with 0 +++ [pid 4658] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4658] write(1, "executing program\n", 18 [pid 302] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4661 attached [pid 4658] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] <... restart_syscall resumed>) = 0 [pid 4658] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4658] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./906/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4658] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./906/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 301] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 299] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] fstat(3 [pid 299] fstat(3 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 301] getdents64(3 [pid 302] getdents64(4 [pid 4661] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./906/tracing" [pid 301] umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4661] <... set_robust_list resumed>) = 0 [pid 4661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./859/binderfs" [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./875/binderfs" [pid 299] unlink("./859/binderfs" [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4661] chdir("./838" [pid 302] rmdir("./906" [pid 301] unlink("./875/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 4661] <... chdir resumed>) = 0 [pid 4661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4661] setpgid(0, 0) = 0 [pid 4661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] mkdir("./907", 0777 [pid 299] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4661] <... openat resumed>) = 3 [pid 4661] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 4661] <... write resumed>) = 4 [pid 4661] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = 0 [pid 299] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4658] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4661] <... close resumed>) = 0 [pid 4661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4661] write(1, "executing program\n", 18) = 18 [pid 4661] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./859/tracing" [pid 4658] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4662 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4661] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./875/tracing" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4658] <... mount resumed>) = 0 [pid 301] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./859/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4658] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 4661] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] openat(AT_FDCWD, "./875/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 299] fstat(4 [pid 4661] <... mkdirat resumed>) = 0 [pid 4658] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4662 attached [pid 4658] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(4 [pid 299] getdents64(4 [pid 4661] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4658] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4662] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4658] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 4661] <... mount resumed>) = 0 [pid 4658] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4662] <... set_robust_list resumed>) = 0 [pid 301] getdents64(4 [pid 299] close(4 [pid 4658] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4661] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] close(4 [pid 299] <... close resumed>) = 0 [pid 4658] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./859/tracing" [pid 301] rmdir("./875/tracing" [pid 4661] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4661] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 4661] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4661] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4661] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 4658] exit_group(0 [pid 301] getdents64(3 [pid 4658] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 301] close(3 [pid 4661] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./859" [pid 4661] +++ exited with 0 +++ [pid 301] rmdir("./875" [pid 299] <... rmdir resumed>) = 0 [pid 4662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4662] chdir("./907" [pid 301] <... rmdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./860", 0777 [pid 301] mkdir("./876", 0777 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4662] <... chdir resumed>) = 0 [pid 4662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4662] setpgid(0, 0) = 0 [pid 4662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... mkdir resumed>) = 0 [pid 4662] <... openat resumed>) = 3 [pid 4662] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4658] +++ exited with 0 +++ [pid 4662] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4662] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4662] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4662] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4662] write(1, "executing program\n", 18) = 18 [pid 4662] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4662] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4663 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4664 [pid 4662] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4664 attached ci2-android-5-10/strace-static-x86_64: Process 4663 attached [pid 4662] <... mount resumed>) = 0 [pid 4662] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4662] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4664] set_robust_list(0x555557559760, 24 [pid 4662] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4664] <... set_robust_list resumed>) = 0 [pid 4663] set_robust_list(0x555557559760, 24 [pid 4662] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4662] exit_group(0) = ? [pid 4664] rt_sigprocmask(SIG_SETMASK, [] [pid 4663] <... set_robust_list resumed>) = 0 [pid 4664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4662] +++ exited with 0 +++ [pid 4663] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4663] chdir("./860") = 0 [pid 4663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4663] setpgid(0, 0) = 0 [pid 4663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4664] chdir("./876" [pid 4663] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 4664] <... chdir resumed>) = 0 [pid 4664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4664] setpgid(0, 0) = 0 [pid 4664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4663] write(3, "1000", 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 4664] <... openat resumed>) = 3 [pid 4664] write(3, "1000", 4) = 4 [pid 298] umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4664] close(3 [pid 300] umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4664] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4664] symlink("/dev/binderfs", "./binderfs" [pid 298] <... openat resumed>) = 3 [pid 4663] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 4664] <... symlink resumed>) = 0 [pid 4663] close(3 [pid 300] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4664] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 4664] <... write resumed>) = 18 executing program [pid 300] fstat(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4663] <... close resumed>) = 0 [pid 4664] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4664] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4664] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4663] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./838/binderfs" [pid 4664] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4664] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./838/binderfs" [pid 4664] <... mount resumed>) = 0 [pid 4663] <... symlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 4664] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./907", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./875/binderfs" [pid 298] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4664] <... openat resumed>) = 3 [pid 4663] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4664] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] unlink("./875/binderfs" [pid 298] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4664] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4664] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 300] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./838/tracing" [pid 4664] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4663] <... write resumed>) = 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 4664] creat(NULL, 0732 [pid 4663] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 298] umount2("./838/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4664] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4664] exit_group(0 [pid 4663] <... close_range resumed>) = 0 [pid 302] umount2("./907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./838/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4664] <... exit_group resumed>) = ? [pid 4663] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 4664] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./907/binderfs" [pid 300] newfstatat(AT_FDCWD, "./875/tracing" [pid 298] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./907/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4663] <... mkdirat resumed>) = 0 [pid 302] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./875/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4663] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 300] fstat(4 [pid 4663] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 4663] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] newfstatat(AT_FDCWD, "./907/tracing" [pid 300] getdents64(4 [pid 298] rmdir("./838/tracing" [pid 4663] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... rmdir resumed>) = 0 [pid 4663] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] getdents64(3 [pid 4663] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4663] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./907/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 298] close(3 [pid 4663] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4663] creat(NULL, 0732 [pid 302] fstat(4 [pid 301] fstat(3 [pid 300] rmdir("./875/tracing" [pid 298] rmdir("./838" [pid 4663] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4663] exit_group(0 [pid 302] getdents64(4 [pid 301] getdents64(3 [pid 300] getdents64(3 [pid 298] mkdir("./839", 0777 [pid 4663] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4663] +++ exited with 0 +++ [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./876/binderfs" [pid 300] rmdir("./875" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4665 attached [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./907/tracing" [pid 301] unlink("./876/binderfs" [pid 300] mkdir("./876", 0777 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4665 [pid 4665] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 301] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] close(3 [pid 301] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4665] <... set_robust_list resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./907" [pid 301] newfstatat(AT_FDCWD, "./876/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4665] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./908", 0777 [pid 301] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./876/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4666 [pid 4665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4665] chdir("./839" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4667 [pid 301] getdents64(4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 4665] <... chdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./876/tracing"ci2-android-5-10/strace-static-x86_64: Process 4667 attached [pid 4665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./876" [pid 4667] set_robust_list(0x555557559760, 24 [pid 4665] <... prctl resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./877", 0777 [pid 4667] <... set_robust_list resumed>) = 0 [pid 4665] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4667] rt_sigprocmask(SIG_SETMASK, [] [pid 4665] <... setpgid resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4668 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4666 attached [pid 4666] set_robust_list(0x555557559760, 24 [pid 4665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4666] <... set_robust_list resumed>) = 0 [pid 4666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4666] chdir("./876" [pid 4665] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4668 attached [pid 4667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4666] <... chdir resumed>) = 0 [pid 4665] write(3, "1000", 4 [pid 4666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4665] <... write resumed>) = 4 [pid 4665] close(3 [pid 4667] chdir("./908" [pid 299] umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4665] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4667] <... chdir resumed>) = 0 [pid 299] umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./860/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./860/binderfs" [pid 4668] set_robust_list(0x555557559760, 24 [pid 4667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4665] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4665] <... symlink resumed>) = 0 [pid 4667] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./860/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./860/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 4667] setpgid(0, 0 [pid 4665] write(1, "executing program\n", 18 [pid 4668] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4665] <... write resumed>) = 18 executing program [pid 299] getdents64(4 [pid 4665] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4665] <... close_range resumed>) = 0 [pid 299] close(4 [pid 4665] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./860/tracing" [pid 4665] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4667] <... setpgid resumed>) = 0 [pid 4665] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 4666] setpgid(0, 0 [pid 4665] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4666] <... setpgid resumed>) = 0 [pid 4665] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./860" [pid 4668] rt_sigprocmask(SIG_SETMASK, [] [pid 4667] <... openat resumed>) = 3 [pid 4666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4665] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4667] write(3, "1000", 4 [pid 4666] <... openat resumed>) = 3 [pid 4665] write(3, "p:s/p ./file0:0", 15 [pid 299] mkdir("./861", 0777 [pid 4668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4667] <... write resumed>) = 4 [pid 4666] write(3, "1000", 4 [pid 4665] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... mkdir resumed>) = 0 [pid 4667] close(3 [pid 4666] <... write resumed>) = 4 [pid 4665] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4667] <... close resumed>) = 0 [pid 4666] close(3 [pid 4665] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4667] symlink("/dev/binderfs", "./binderfs" [pid 4666] <... close resumed>) = 0 [pid 4665] creat(NULL, 0732 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4669 attached [pid 4668] chdir("./877" [pid 4667] <... symlink resumed>) = 0 [pid 4666] symlink("/dev/binderfs", "./binderfs" [pid 4665] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4666] <... symlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4669 [pid 4668] <... chdir resumed>) = 0 [pid 4667] write(1, "executing program\n", 18 [pid 4666] write(1, "executing program\n", 18 [pid 4665] exit_group(0 executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4669] set_robust_list(0x555557559760, 24 [pid 4666] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4666] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4666] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4669] <... set_robust_list resumed>) = 0 [pid 4668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4667] <... write resumed>) = 18 [pid 4666] <... mkdirat resumed>) = 0 [pid 4665] <... exit_group resumed>) = ? [pid 4666] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4666] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4666] write(3, "p:s/p ./file0:0", 15 [pid 4665] +++ exited with 0 +++ [pid 4668] <... prctl resumed>) = 0 [pid 4667] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4666] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4667] <... close_range resumed>) = 0 [pid 4666] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4667] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4666] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4666] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4666] exit_group(0) = ? [pid 4669] rt_sigprocmask(SIG_SETMASK, [] [pid 4668] setpgid(0, 0 [pid 4667] <... mkdirat resumed>) = 0 [pid 4666] +++ exited with 0 +++ [pid 4669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4667] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4669] chdir("./861") = 0 [pid 4667] <... mount resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4667] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4667] <... openat resumed>) = 3 [pid 4669] <... prctl resumed>) = 0 [pid 4667] write(3, "p:s/p ./file0:0", 15 [pid 4669] setpgid(0, 0) = 0 [pid 4669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4667] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4669] <... openat resumed>) = 3 [pid 4668] <... setpgid resumed>) = 0 [pid 4667] openat(AT_FDCWD, NULL, O_WRONLY [pid 4669] write(3, "1000", 4 [pid 4667] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4669] <... write resumed>) = 4 [pid 4668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4667] creat(NULL, 0732 [pid 4669] close(3) = 0 [pid 4667] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4668] <... openat resumed>) = 3 [pid 4669] symlink("/dev/binderfs", "./binderfs" [pid 4667] exit_group(0 [pid 4668] write(3, "1000", 4 [pid 4667] <... exit_group resumed>) = ? [pid 4669] <... symlink resumed>) = 0 [pid 4669] write(1, "executing program\n", 18 [pid 4667] +++ exited with 0 +++ [pid 4669] <... write resumed>) = 18 [pid 4669] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4668] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4669] <... close_range resumed>) = 0 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4669] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4668] close(3 [pid 4669] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4668] <... close resumed>) = 0 [pid 4669] <... mount resumed>) = 0 [pid 4668] symlink("/dev/binderfs", "./binderfs" [pid 4669] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4669] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4668] <... symlink resumed>) = 0 [pid 4669] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4669] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4669] exit_group(0) = ? [pid 4669] +++ exited with 0 +++ executing program [pid 4668] write(1, "executing program\n", 18) = 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4668] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4668] <... close_range resumed>) = 0 [pid 4668] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4668] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4668] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4668] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4668] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4668] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4668] exit_group(0) = ? [pid 4668] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./839/binderfs" [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] unlink("./839/binderfs" [pid 299] newfstatat(AT_FDCWD, "./861/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./861/binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./908", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./861/tracing" [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] openat(AT_FDCWD, "./861/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./839/tracing" [pid 302] getdents64(3 [pid 299] fstat(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./839/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./908/binderfs" [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./908/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 298] openat(AT_FDCWD, "./839/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 302] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rmdir("./861/tracing" [pid 298] <... openat resumed>) = 4 [pid 302] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 298] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./876/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./876/binderfs" [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 299] rmdir("./861" [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./908/tracing" [pid 301] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] mkdir("./862", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./908/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(4 [pid 302] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./876/tracing" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(4 [pid 301] umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4670 [pid 298] rmdir("./839/tracing" [pid 302] getdents64(4 [pid 301] newfstatat(AT_FDCWD, "./877/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./876/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 302] getdents64(4 [pid 301] unlink("./877/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 302] close(4 [pid 301] <... unlink resumed>) = 0 [pid 300] rmdir("./876/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4670 attached [pid 302] <... close resumed>) = 0 [pid 301] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 302] rmdir("./908/tracing" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 298] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./876" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./839" [pid 302] getdents64(3 [pid 301] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./877", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./877/tracing" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] mkdir("./840", 0777 [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4671 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4671 attached [pid 4671] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] rmdir("./908" [pid 301] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] mkdir("./909", 0777 [pid 301] openat(AT_FDCWD, "./877/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4671] chdir("./877") = 0 [pid 4671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4671] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4671] <... setpgid resumed>) = 0 [pid 4671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4672 [pid 4671] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4671] <... write resumed>) = 4 [pid 4671] close(3) = 0 [pid 4671] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4673 [pid 301] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4671] <... symlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] close(4 [pid 4671] write(1, "executing program\n", 18 [pid 301] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./877/tracing" [pid 4671] <... write resumed>) = 18 [pid 4671] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4671] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 301] close(3) = 0 [pid 301] rmdir("./877" [pid 4671] <... mkdirat resumed>) = 0 [pid 4671] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./878", 0777 [pid 4671] <... mount resumed>) = 0 [pid 4671] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4671] write(3, "p:s/p ./file0:0", 15 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4671] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4671] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4671] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4671] exit_group(0) = ? [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4674 [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4673 attached [pid 4670] set_robust_list(0x555557559760, 24 [pid 4671] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4672 attached [pid 4672] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4672] <... set_robust_list resumed>) = 0 [pid 4672] rt_sigprocmask(SIG_SETMASK, [] [pid 4670] <... set_robust_list resumed>) = 0 [pid 4672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4672] chdir("./840") = 0 [pid 4672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4672] setpgid(0, 0) = 0 [pid 4672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4670] rt_sigprocmask(SIG_SETMASK, [] [pid 4672] <... openat resumed>) = 3 [pid 4672] write(3, "1000", 4) = 4 [pid 4672] close(3) = 0 [pid 4672] symlink("/dev/binderfs", "./binderfs" [pid 4670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4673] set_robust_list(0x555557559760, 24 [pid 4672] <... symlink resumed>) = 0 [pid 4670] chdir("./862" [pid 4672] write(1, "executing program\n", 18) = 18 [pid 4672] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4672] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4670] <... chdir resumed>) = 0 [pid 4673] <... set_robust_list resumed>) = 0 [pid 4670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4672] <... mkdirat resumed>) = 0 [pid 4672] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4672] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4672] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4672] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4672] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4672] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 4674 attached [pid 4670] <... prctl resumed>) = 0 [pid 4674] set_robust_list(0x555557559760, 24 [pid 4672] <... exit_group resumed>) = ? [pid 4670] setpgid(0, 0 [pid 4674] <... set_robust_list resumed>) = 0 [pid 4674] rt_sigprocmask(SIG_SETMASK, [] [pid 4670] <... setpgid resumed>) = 0 [pid 4673] rt_sigprocmask(SIG_SETMASK, [] [pid 4674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4674] chdir("./878" [pid 4670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4674] <... chdir resumed>) = 0 [pid 4674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4674] setpgid(0, 0) = 0 [pid 4674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4672] +++ exited with 0 +++ [pid 4670] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4670] write(3, "1000", 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4670] <... write resumed>) = 4 [pid 4674] <... openat resumed>) = 3 [pid 4674] write(3, "1000", 4) = 4 [pid 4674] close(3) = 0 [pid 4674] symlink("/dev/binderfs", "./binderfs" [pid 4670] close(3 [pid 4673] chdir("./909" [pid 4670] <... close resumed>) = 0 [pid 4674] <... symlink resumed>) = 0 [pid 4674] write(1, "executing program\n", 18) = 18 executing program [pid 4674] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4674] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4670] symlink("/dev/binderfs", "./binderfs" [pid 4673] <... chdir resumed>) = 0 [pid 4674] <... mkdirat resumed>) = 0 [pid 4674] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4670] <... symlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4670] write(1, "executing program\n", 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 300] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4670] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./877/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4673] <... prctl resumed>) = 0 [pid 4670] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] unlink("./877/binderfs" [pid 4673] setpgid(0, 0 [pid 4670] <... close_range resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4670] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./877/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./877/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./877/tracing" [pid 4673] <... setpgid resumed>) = 0 [pid 4670] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4670] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(3) = 0 [pid 298] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./877" [pid 4673] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] mkdir("./878", 0777 [pid 4673] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 4673] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4673] close(3 [pid 298] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4675 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4673] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4673] symlink("/dev/binderfs", "./binderfs" [pid 4670] <... mount resumed>) = 0 [pid 298] umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4670] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4670] write(3, "p:s/p ./file0:0", 15 [pid 4674] <... mount resumed>) = 0 [pid 4670] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] newfstatat(AT_FDCWD, "./840/binderfs" [pid 4674] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4673] <... symlink resumed>) = 0 [pid 4670] openat(AT_FDCWD, NULL, O_WRONLY [pid 4674] <... openat resumed>) = 3 [pid 4670] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4674] write(3, "p:s/p ./file0:0", 15 [pid 4670] creat(NULL, 0732 [pid 298] unlink("./840/binderfs" [pid 4674] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4673] write(1, "executing program\n", 18 [pid 4670] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4674] openat(AT_FDCWD, NULL, O_WRONLY [pid 4670] exit_group(0 [pid 298] <... unlink resumed>) = 0 executing program [pid 4674] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4673] <... write resumed>) = 18 [pid 4670] <... exit_group resumed>) = ? [pid 298] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4675 attached [pid 4674] creat(NULL, 0732 [pid 4673] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4670] +++ exited with 0 +++ [pid 4674] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = 0 [pid 4674] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4674] <... exit_group resumed>) = ? [pid 4673] <... close_range resumed>) = 0 [pid 4675] set_robust_list(0x555557559760, 24 [pid 4674] +++ exited with 0 +++ [pid 4673] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./840/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./840/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./840/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4673] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 299] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4673] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] fstat(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 4673] <... mount resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4673] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./862/binderfs" [pid 298] getdents64(4 [pid 4673] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./862/binderfs" [pid 4675] <... set_robust_list resumed>) = 0 [pid 4673] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 298] close(4 [pid 299] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4673] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./840/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./862/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4673] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./862/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4673] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 299] fstat(4 [pid 4673] creat(NULL, 0732 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 4673] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(3 [pid 4673] exit_group(0 [pid 299] getdents64(4 [pid 4673] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 299] close(4 [pid 298] rmdir("./840" [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./862/tracing") = 0 [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] mkdir("./841", 0777 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./862") = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] mkdir("./863", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4675] rt_sigprocmask(SIG_SETMASK, [] [pid 4673] +++ exited with 0 +++ [pid 299] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4677 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4676 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4676 attached [pid 4676] set_robust_list(0x555557559760, 24) = 0 [pid 4675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4676] chdir("./841") = 0 [pid 4676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4676] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4676] <... setpgid resumed>) = 0 [pid 4676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4675] chdir("./878" [pid 302] umount2("./909", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4676] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4675] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4676] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 4675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] fstat(3 [pid 4676] close(3 [pid 4675] <... prctl resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4676] <... close resumed>) = 0 [pid 4675] setpgid(0, 0 [pid 302] getdents64(3 [pid 4676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4675] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4676] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 4677 attached [pid 302] umount2("./909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4676] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4676] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./909/binderfs" [pid 4675] <... openat resumed>) = 3 executing program [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4677] set_robust_list(0x555557559760, 24 [pid 4675] write(3, "1000", 4 [pid 302] unlink("./909/binderfs" [pid 4676] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4675] <... write resumed>) = 4 [pid 302] <... unlink resumed>) = 0 [pid 4677] <... set_robust_list resumed>) = 0 [pid 4675] close(3 [pid 302] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4677] rt_sigprocmask(SIG_SETMASK, [] [pid 4675] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4676] <... mkdirat resumed>) = 0 [pid 4675] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 4677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./909/tracing" [pid 4677] chdir("./863" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./909/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4677] <... chdir resumed>) = 0 [pid 4677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 301] fstat(3 [pid 302] fstat(4 [pid 4675] <... symlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4675] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 302] getdents64(4 [pid 4677] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4675] <... write resumed>) = 18 [pid 302] getdents64(4 [pid 301] umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4675] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4675] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./878/binderfs" [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./909/tracing" [pid 4675] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] unlink("./878/binderfs" [pid 4677] setpgid(0, 0) = 0 [pid 4677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 4677] <... openat resumed>) = 3 [pid 4676] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 4677] write(3, "1000", 4 [pid 4676] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./909" [pid 4675] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4677] <... write resumed>) = 4 [pid 4676] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4677] close(3 [pid 4676] <... openat resumed>) = 3 [pid 4675] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./878/tracing" [pid 302] mkdir("./910", 0777 [pid 4677] <... close resumed>) = 0 [pid 4676] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4677] symlink("/dev/binderfs", "./binderfs" [pid 4676] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4677] <... symlink resumed>) = 0 [pid 4676] openat(AT_FDCWD, NULL, O_WRONLY [pid 4675] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4675] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./878/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 4677] write(1, "executing program\n", 18 [pid 4676] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4677] <... write resumed>) = 18 [pid 4676] creat(NULL, 0732 [pid 4677] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4676] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4677] <... close_range resumed>) = 0 [pid 4676] exit_group(0 [pid 301] fstat(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4678 [pid 4675] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4675] write(3, "p:s/p ./file0:0", 15 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4677] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4676] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program ci2-android-5-10/strace-static-x86_64: Process 4678 attached [pid 4677] <... mkdirat resumed>) = 0 [pid 4676] +++ exited with 0 +++ [pid 4675] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(4 [pid 4677] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4675] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] close(4 [pid 4677] <... mount resumed>) = 0 [pid 4675] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4675] creat(NULL, 0732 [pid 301] rmdir("./878/tracing" [pid 4677] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4677] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 4675] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 4677] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4675] exit_group(0 [pid 4678] set_robust_list(0x555557559760, 24 [pid 4677] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4677] creat(NULL, 0732 [pid 4675] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 4677] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./878" [pid 4677] exit_group(0) = ? [pid 4677] +++ exited with 0 +++ [pid 4675] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./879", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4678] <... set_robust_list resumed>) = 0 [pid 4678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4678] chdir("./910" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] fstat(3 [pid 4678] <... chdir resumed>) = 0 [pid 4678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4678] setpgid(0, 0) = 0 [pid 4678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4679 [pid 4678] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4678] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4678] <... write resumed>) = 4 [pid 298] umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4678] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4678] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./841/binderfs" [pid 4678] symlink("/dev/binderfs", "./binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4679 attached [pid 4678] <... symlink resumed>) = 0 [pid 298] unlink("./841/binderfs" [pid 4678] write(1, "executing program\n", 18) = 18 [pid 4678] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 executing program [pid 4678] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4678] <... mkdirat resumed>) = 0 [pid 4678] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4679] set_robust_list(0x555557559760, 24 [pid 4678] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4679] <... set_robust_list resumed>) = 0 [pid 298] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4678] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4679] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./841/tracing" [pid 4678] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4678] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] umount2("./841/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4678] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4678] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] openat(AT_FDCWD, "./841/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4678] creat(NULL, 0732 [pid 298] <... openat resumed>) = 4 [pid 4678] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] fstat(4 [pid 4678] exit_group(0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4678] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 4679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4679] chdir("./879" [pid 4678] +++ exited with 0 +++ [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 4679] <... chdir resumed>) = 0 [pid 4679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] rmdir("./841/tracing" [pid 4679] setpgid(0, 0) = 0 [pid 4679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4679] write(3, "1000", 4 [pid 298] getdents64(3 [pid 4679] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4679] close(3 [pid 298] close(3 [pid 4679] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4679] symlink("/dev/binderfs", "./binderfs" [pid 298] rmdir("./841" [pid 4679] <... symlink resumed>) = 0 [pid 4679] write(1, "executing program\n", 18) = 18 [pid 4679] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4679] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./842", 0777 [pid 4679] <... mkdirat resumed>) = 0 [pid 4679] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4679] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 4679] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4679] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4679] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4679] creat(NULL, 0732 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4679] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4679] exit_group(0) = ? [pid 4679] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4680 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4680 attached [pid 4680] set_robust_list(0x555557559760, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4680] <... set_robust_list resumed>) = 0 [pid 4680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4680] chdir("./842") = 0 [pid 4680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4680] setpgid(0, 0) = 0 [pid 4680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4680] write(3, "1000", 4) = 4 [pid 4680] close(3) = 0 [pid 4680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4680] write(1, "executing program\n", 18) = 18 [pid 4680] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4680] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4680] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4680] <... mount resumed>) = 0 [pid 302] umount2("./910", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4680] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(3 [pid 302] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 300] getdents64(3 [pid 4680] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 300] umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4680] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./878/binderfs" [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./910/binderfs" [pid 300] unlink("./878/binderfs" [pid 4680] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 302] unlink("./910/binderfs" [pid 301] umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4680] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4680] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4680] creat(NULL, 0732 [pid 302] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./878/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./863/binderfs" [pid 4680] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./910/tracing" [pid 301] getdents64(3 [pid 300] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4680] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4680] <... exit_group resumed>) = ? [pid 302] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./878/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./863/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./910/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./879/binderfs" [pid 300] fstat(4 [pid 4680] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] fstat(4 [pid 301] unlink("./879/binderfs" [pid 300] getdents64(4 [pid 299] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(4 [pid 301] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(4 [pid 301] newfstatat(AT_FDCWD, "./879/tracing" [pid 300] rmdir("./878/tracing" [pid 299] newfstatat(AT_FDCWD, "./863/tracing" [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] rmdir("./910/tracing" [pid 301] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./879/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(3 [pid 299] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] <... close resumed>) = 0 [pid 302] close(3 [pid 301] fstat(4 [pid 300] rmdir("./878" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] rmdir("./910" [pid 300] mkdir("./879", 0777 [pid 299] openat(AT_FDCWD, "./863/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./911", 0777 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] close(4 [pid 298] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4681 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4681 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4682 [pid 301] rmdir("./879/tracing" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(3ci2-android-5-10/strace-static-x86_64: Process 4682 attached [pid 4681] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 4682] set_robust_list(0x555557559760, 24 [pid 4681] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(3 [pid 299] close(4 [pid 298] umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4681] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./863/tracing" [pid 298] newfstatat(AT_FDCWD, "./842/binderfs" [pid 4682] <... set_robust_list resumed>) = 0 [pid 4681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./879" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./842/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./880", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4681] chdir("./879" [pid 301] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 298] <... umount2 resumed>) = 0 [pid 4682] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 298] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4681] <... chdir resumed>) = 0 [pid 299] rmdir("./863" [pid 4681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4681] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./842/tracing" [pid 299] mkdir("./864", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./842/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4683 attached [pid 4683] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4683 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4681] setpgid(0, 0 [pid 4683] rt_sigprocmask(SIG_SETMASK, [] [pid 4682] chdir("./911" [pid 4681] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./842/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4683] chdir("./880" [pid 4681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] fstat(4 [pid 4683] <... chdir resumed>) = 0 [pid 4683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4684 [pid 4683] setpgid(0, 0) = 0 [pid 4681] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 4683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4681] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4683] <... openat resumed>) = 3 [pid 4681] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 4683] write(3, "1000", 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4681] close(3 [pid 298] close(4 [pid 4683] <... write resumed>) = 4 [pid 4683] close(3 [pid 298] <... close resumed>) = 0 [pid 4681] <... close resumed>) = 0 [pid 298] rmdir("./842/tracing" [pid 4683] <... close resumed>) = 0 [pid 4683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4681] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 4683] write(1, "executing program\n", 18 [pid 298] getdents64(3 [pid 4683] <... write resumed>) = 18 [pid 4683] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4681] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4681] write(1, "executing program\n", 18 executing program [pid 298] close(3 [pid 4683] <... close_range resumed>) = 0 [pid 4681] <... write resumed>) = 18 [pid 298] <... close resumed>) = 0 [pid 4683] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4681] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] rmdir("./842" [pid 4683] <... mkdirat resumed>) = 0 [pid 4682] <... chdir resumed>) = 0 [pid 4681] <... close_range resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4683] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] mkdir("./843", 0777 [pid 4681] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4683] <... mount resumed>) = 0 [pid 4683] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 4683] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4683] openat(AT_FDCWD, NULL, O_WRONLY [pid 4681] <... mkdirat resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4683] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4683] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4683] exit_group(0) = ? [pid 4683] +++ exited with 0 +++ [pid 4682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4681] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4684 attached [pid 4684] set_robust_list(0x555557559760, 24 [pid 4681] <... mount resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4684] <... set_robust_list resumed>) = 0 [pid 4684] rt_sigprocmask(SIG_SETMASK, [] [pid 4681] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4684] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4685 [pid 4681] <... openat resumed>) = 3 [pid 4684] chdir("./864" [pid 4681] write(3, "p:s/p ./file0:0", 15 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4684] <... chdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4681] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4684] <... prctl resumed>) = 0 [pid 4681] openat(AT_FDCWD, NULL, O_WRONLY [pid 4684] setpgid(0, 0) = 0 [pid 4684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4682] <... prctl resumed>) = 0 [pid 4681] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4681] creat(NULL, 0732 [pid 4682] setpgid(0, 0 [pid 4681] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4684] <... openat resumed>) = 3 [pid 4682] <... setpgid resumed>) = 0 [pid 4681] exit_group(0 [pid 4684] write(3, "1000", 4) = 4 [pid 4681] <... exit_group resumed>) = ? [pid 4684] close(3) = 0 [pid 4684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4684] write(1, "executing program\n", 18) = 18 [pid 4681] +++ exited with 0 +++ [pid 4684] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4684] <... close_range resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4684] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4684] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4684] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4682] <... openat resumed>) = 3 [pid 4684] <... openat resumed>) = 3 [pid 4682] write(3, "1000", 4 [pid 4684] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4682] <... write resumed>) = 4 [pid 4684] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4684] creat(NULL, 0732 [pid 4682] close(3 [pid 4684] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4682] <... close resumed>) = 0 [pid 4684] exit_group(0) = ? [pid 4684] +++ exited with 0 +++ [pid 4682] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4685 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4685] set_robust_list(0x555557559760, 24 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4685] <... set_robust_list resumed>) = 0 [pid 4685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4685] chdir("./843" [pid 4682] <... symlink resumed>) = 0 [pid 4685] <... chdir resumed>) = 0 [pid 4682] write(1, "executing program\n", 18 [pid 4685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4685] setpgid(0, 0) = 0 [pid 4685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 4682] <... write resumed>) = 18 [pid 4685] <... openat resumed>) = 3 [pid 4682] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4685] write(3, "1000", 4) = 4 [pid 4685] close(3) = 0 [pid 4685] symlink("/dev/binderfs", "./binderfs" [pid 4682] <... close_range resumed>) = 0 [pid 4685] <... symlink resumed>) = 0 [pid 4682] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4685] write(1, "executing program\n", 18) = 18 executing program [pid 4685] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4685] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4682] <... mkdirat resumed>) = 0 [pid 4685] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4682] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4685] <... mount resumed>) = 0 [pid 4685] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4682] <... mount resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4685] <... openat resumed>) = 3 [pid 4682] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4685] write(3, "p:s/p ./file0:0", 15 [pid 4682] <... openat resumed>) = 3 [pid 4685] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4682] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4682] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4685] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 [pid 4682] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 4685] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4682] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3 [pid 4682] creat(NULL, 0732 [pid 299] <... openat resumed>) = 3 [pid 4685] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] fstat(3 [pid 4682] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./880/binderfs" [pid 4685] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4682] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4682] <... exit_group resumed>) = ? [pid 301] unlink("./880/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4685] exit_group(0) = ? [pid 4685] +++ exited with 0 +++ [pid 4682] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./864/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 299] unlink("./864/binderfs" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./880/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./880/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(AT_FDCWD, "./864/tracing" [pid 301] <... openat resumed>) = 4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 299] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(4 [pid 299] openat(AT_FDCWD, "./864/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 299] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 299] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./880/tracing" [pid 299] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 301] close(3 [pid 299] <... close resumed>) = 0 [pid 298] umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./864/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./880" [pid 298] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] fstat(3 [pid 302] umount2("./911", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] openat(AT_FDCWD, "./911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./881", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 3 [pid 298] umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./843/binderfs" [pid 302] getdents64(3 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 298] unlink("./843/binderfs" [pid 302] umount2("./911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] rmdir("./864" [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./911/binderfs" [pid 298] <... umount2 resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./911/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./843/tracing" [pid 302] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 298] umount2("./843/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4686 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./843/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./911/tracing" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 299] mkdir("./865", 0777 [pid 298] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(4 [pid 302] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] openat(AT_FDCWD, "./911/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./879/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4686 attached [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(4 [pid 302] getdents64(4 [pid 300] unlink("./879/binderfs" [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./843/tracing" [pid 302] getdents64(4 [pid 300] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4687 [pid 298] getdents64(3 [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] close(3 [pid 302] rmdir("./911/tracing" [pid 300] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 4686] set_robust_list(0x555557559760, 24 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./843" [pid 4686] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3 [pid 300] newfstatat(AT_FDCWD, "./879/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] mkdir("./844", 0777 [pid 4686] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rmdir("./911" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./879/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4688 attached [pid 4686] chdir("./881" [pid 302] mkdir("./912", 0777 [pid 300] <... openat resumed>) = 4 [pid 4686] <... chdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] fstat(4 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4688 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4689 attached [pid 4688] set_robust_list(0x555557559760, 24 [pid 4686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4689 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4686] <... prctl resumed>) = 0 [pid 4688] <... set_robust_list resumed>) = 0 [pid 300] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4687 attached [pid 4687] set_robust_list(0x555557559760, 24 [pid 4689] set_robust_list(0x555557559760, 24 [pid 4688] rt_sigprocmask(SIG_SETMASK, [] [pid 4686] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4687] <... set_robust_list resumed>) = 0 [pid 4689] <... set_robust_list resumed>) = 0 [pid 4688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4687] rt_sigprocmask(SIG_SETMASK, [] [pid 4686] <... setpgid resumed>) = 0 [pid 300] close(4 [pid 4687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4687] chdir("./865") = 0 [pid 4687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... close resumed>) = 0 [pid 4687] <... prctl resumed>) = 0 [pid 4687] setpgid(0, 0 [pid 4686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rmdir("./879/tracing" [pid 4687] <... setpgid resumed>) = 0 [pid 4687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4687] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 4687] <... write resumed>) = 4 [pid 4686] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 4687] close(3) = 0 [pid 4687] symlink("/dev/binderfs", "./binderfs" [pid 4688] chdir("./844" [pid 4687] <... symlink resumed>) = 0 [pid 4686] write(3, "1000", 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4689] rt_sigprocmask(SIG_SETMASK, [] [pid 4687] write(1, "executing program\n", 18) = 18 [pid 4687] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4687] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4688] <... chdir resumed>) = 0 [pid 4687] <... mkdirat resumed>) = 0 [pid 4686] <... write resumed>) = 4 [pid 300] close(3 [pid 4686] close(3 [pid 4687] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 4686] <... close resumed>) = 0 [pid 4687] <... mount resumed>) = 0 [pid 4686] symlink("/dev/binderfs", "./binderfs" [pid 300] rmdir("./879" [pid 4687] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4686] <... symlink resumed>) = 0 [pid 4687] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4686] write(1, "executing program\n", 18 [pid 300] mkdir("./880", 0777 [pid 4686] <... write resumed>) = 18 [pid 4687] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4687] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 executing program [pid 4686] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4687] creat(NULL, 0732 [pid 4686] <... close_range resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4687] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4686] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4687] exit_group(0) = ? [pid 4689] chdir("./912" [pid 4688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4687] +++ exited with 0 +++ [pid 4686] <... mkdirat resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4686] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4690 attached [pid 4690] set_robust_list(0x555557559760, 24 [pid 4686] <... mount resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4690 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4688] <... prctl resumed>) = 0 [pid 4686] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4688] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4688] <... setpgid resumed>) = 0 [pid 4686] <... openat resumed>) = 3 [pid 4690] <... set_robust_list resumed>) = 0 [pid 4686] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4690] rt_sigprocmask(SIG_SETMASK, [] [pid 4686] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4686] openat(AT_FDCWD, NULL, O_WRONLY [pid 4690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4686] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4690] chdir("./880" [pid 4688] <... openat resumed>) = 3 [pid 4686] creat(NULL, 0732 [pid 299] <... restart_syscall resumed>) = 0 [pid 4688] write(3, "1000", 4 [pid 4686] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4690] <... chdir resumed>) = 0 [pid 4686] exit_group(0 [pid 4690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4686] <... exit_group resumed>) = ? [pid 4688] <... write resumed>) = 4 [pid 299] umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4690] <... prctl resumed>) = 0 [pid 4690] setpgid(0, 0) = 0 [pid 4690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4686] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4688] close(3 [pid 299] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4688] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4688] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4690] write(3, "1000", 4 [pid 299] fstat(3 [pid 4690] <... write resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4690] close(3 [pid 299] getdents64(3 [pid 4690] <... close resumed>) = 0 [pid 4690] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4688] <... symlink resumed>) = 0 [pid 299] umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4690] <... symlink resumed>) = 0 [pid 4688] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4690] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./865/binderfs" [pid 4688] <... write resumed>) = 18 [pid 4690] <... write resumed>) = 18 [pid 4688] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4690] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4688] <... close_range resumed>) = 0 [pid 299] unlink("./865/binderfs" [pid 4690] <... close_range resumed>) = 0 [pid 4690] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4689] <... chdir resumed>) = 0 [pid 4688] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... unlink resumed>) = 0 [pid 4690] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4690] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4690] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4690] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4690] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./865/tracing" [pid 4688] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4688] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./865/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4690] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4688] <... mount resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4690] openat(AT_FDCWD, NULL, O_WRONLY [pid 4688] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(4 [pid 4690] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4688] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4690] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4688] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 4690] exit_group(0 [pid 4688] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4690] <... exit_group resumed>) = ? [pid 299] getdents64(4 [pid 4690] +++ exited with 0 +++ [pid 4689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4688] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 4688] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4688] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./865/tracing" [pid 4688] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4688] exit_group(0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4688] <... exit_group resumed>) = ? [pid 299] close(3) = 0 [pid 299] rmdir("./865") = 0 [pid 299] mkdir("./866", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4691 [pid 4688] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4691 attached [pid 4691] set_robust_list(0x555557559760, 24) = 0 [pid 4691] rt_sigprocmask(SIG_SETMASK, [] [pid 4689] <... prctl resumed>) = 0 [pid 4691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4691] chdir("./866" [pid 4689] setpgid(0, 0 [pid 4691] <... chdir resumed>) = 0 [pid 4691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4691] setpgid(0, 0) = 0 [pid 4691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4689] <... setpgid resumed>) = 0 [pid 4689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4691] <... openat resumed>) = 3 [pid 4691] write(3, "1000", 4) = 4 [pid 4691] close(3) = 0 [pid 4691] symlink("/dev/binderfs", "./binderfs" [pid 4689] <... openat resumed>) = 3 [pid 4689] write(3, "1000", 4 [pid 4691] <... symlink resumed>) = 0 [pid 4691] write(1, "executing program\n", 18) = 18 [pid 4691] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4691] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4689] <... write resumed>) = 4 [pid 4689] close(3) = 0 [pid 4689] symlink("/dev/binderfs", "./binderfs" [pid 4691] <... mkdirat resumed>) = 0 [pid 4689] <... symlink resumed>) = 0 [pid 4691] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4689] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 4689] <... write resumed>) = 18 [pid 4689] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 301] umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4689] <... close_range resumed>) = 0 [pid 301] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 4691] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4689] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(3 [pid 4691] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4689] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4691] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4689] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 301] newfstatat(AT_FDCWD, "./881/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4689] <... mount resumed>) = 0 [pid 301] unlink("./881/binderfs" [pid 300] getdents64(3 [pid 4691] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... unlink resumed>) = 0 [pid 4691] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4689] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4691] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4689] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./880/binderfs" [pid 4689] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./880/binderfs" [pid 301] newfstatat(AT_FDCWD, "./881/tracing" [pid 4691] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4691] exit_group(0 [pid 4689] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 301] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4689] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4691] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./881/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4689] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = 0 [pid 4691] +++ exited with 0 +++ [pid 4689] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 300] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4689] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./880/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4689] exit_group(0 [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4689] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./880/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 300] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 300] fstat(4 [pid 301] rmdir("./881/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] close(3 [pid 300] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4689] +++ exited with 0 +++ [pid 301] rmdir("./881" [pid 300] close(4 [pid 298] umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] mkdir("./882", 0777 [pid 300] rmdir("./880/tracing" [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./912", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] openat(AT_FDCWD, "./912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./844/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] unlink("./844/binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] close(3 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... close resumed>) = 0 [pid 298] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./912/binderfs" [pid 300] rmdir("./880" [pid 298] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4692 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./912/binderfs" [pid 298] newfstatat(AT_FDCWD, "./844/tracing" [pid 302] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] mkdir("./881", 0777 [pid 298] umount2("./844/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./844/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./912/tracing" [pid 300] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] openat(AT_FDCWD, "./912/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 302] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 298] close(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4693 [pid 299] <... openat resumed>) = 3 [pid 298] rmdir("./844/tracing"ci2-android-5-10/strace-static-x86_64: Process 4693 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(3 [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 298] close(3 [pid 4693] set_robust_list(0x555557559760, 24 [pid 302] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 302] rmdir("./912/tracing" [pid 299] umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./844" [pid 4693] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./866/binderfs" [pid 298] mkdir("./845", 0777 [pid 4693] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] close(3 [pid 299] unlink("./866/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./912" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] mkdir("./913", 0777 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4694 ci2-android-5-10/strace-static-x86_64: Process 4694 attached [pid 4693] chdir("./881" [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4692 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4695 attached [pid 4694] set_robust_list(0x555557559760, 24 [pid 4693] <... chdir resumed>) = 0 [pid 4692] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4695 [pid 4695] set_robust_list(0x555557559760, 24 [pid 4694] <... set_robust_list resumed>) = 0 [pid 4693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4692] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4693] <... prctl resumed>) = 0 [pid 4692] chdir("./882" [pid 299] newfstatat(AT_FDCWD, "./866/tracing" [pid 4692] <... chdir resumed>) = 0 [pid 4692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4692] setpgid(0, 0) = 0 [pid 4692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4693] setpgid(0, 0 [pid 4695] <... set_robust_list resumed>) = 0 [pid 4694] rt_sigprocmask(SIG_SETMASK, [] [pid 4693] <... setpgid resumed>) = 0 [pid 4692] <... openat resumed>) = 3 [pid 299] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4692] write(3, "1000", 4) = 4 [pid 4692] close(3) = 0 [pid 4692] symlink("/dev/binderfs", "./binderfs" [pid 4694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4692] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4692] write(1, "executing program\n", 18) = 18 [pid 4692] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4692] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 299] openat(AT_FDCWD, "./866/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4693] <... openat resumed>) = 3 [pid 4695] rt_sigprocmask(SIG_SETMASK, [] [pid 4694] chdir("./845" [pid 4693] write(3, "1000", 4 [pid 4692] <... mkdirat resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4692] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] fstat(4 [pid 4693] <... write resumed>) = 4 [pid 4694] <... chdir resumed>) = 0 [pid 4692] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4692] write(3, "p:s/p ./file0:0", 15 [pid 4695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4693] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4693] <... close resumed>) = 0 [pid 4692] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 4693] symlink("/dev/binderfs", "./binderfs" [pid 4692] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4692] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4693] <... symlink resumed>) = 0 [pid 299] getdents64(4 [pid 4692] creat(NULL, 0732 [pid 4693] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4693] <... write resumed>) = 18 [pid 299] close(4 [pid 4693] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... close resumed>) = 0 [pid 4693] <... close_range resumed>) = 0 [pid 299] rmdir("./866/tracing" [pid 4693] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4692] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4692] exit_group(0) = ? [pid 299] <... rmdir resumed>) = 0 executing program [pid 4693] <... mkdirat resumed>) = 0 [pid 4692] +++ exited with 0 +++ [pid 4694] <... prctl resumed>) = 0 [pid 299] getdents64(3 [pid 4693] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4693] <... mount resumed>) = 0 [pid 299] close(3 [pid 4693] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 [pid 301] umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4693] <... openat resumed>) = 3 [pid 299] rmdir("./866" [pid 4693] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4693] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... openat resumed>) = 3 [pid 299] mkdir("./867", 0777 [pid 4693] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4693] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4693] creat(NULL, 0732 [pid 301] umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4693] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4695] chdir("./913" [pid 4694] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 4696 attached [pid 4695] <... chdir resumed>) = 0 [pid 4694] <... setpgid resumed>) = 0 [pid 4693] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./882/binderfs" [pid 4696] set_robust_list(0x555557559760, 24 [pid 4695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4693] <... exit_group resumed>) = ? [pid 4696] <... set_robust_list resumed>) = 0 [pid 4695] <... prctl resumed>) = 0 [pid 4694] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4696 [pid 4695] setpgid(0, 0 [pid 4694] write(3, "1000", 4 [pid 4695] <... setpgid resumed>) = 0 [pid 4694] <... write resumed>) = 4 [pid 4695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4694] close(3 [pid 4693] +++ exited with 0 +++ [pid 301] unlink("./882/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4695] <... openat resumed>) = 3 [pid 4694] <... close resumed>) = 0 [pid 4695] write(3, "1000", 4 [pid 4694] symlink("/dev/binderfs", "./binderfs" [pid 4695] <... write resumed>) = 4 [pid 4694] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4696] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4695] close(3 [pid 4694] write(1, "executing program\n", 18 [pid 301] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4695] <... close resumed>) = 0 [pid 4694] <... write resumed>) = 18 [pid 4695] symlink("/dev/binderfs", "./binderfs" executing program [pid 4694] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4695] <... symlink resumed>) = 0 [pid 4694] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4695] write(1, "executing program\n", 18 [pid 4694] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4696] chdir("./867" [pid 4695] <... write resumed>) = 18 [pid 4694] <... mkdirat resumed>) = 0 [pid 4695] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4694] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4696] <... chdir resumed>) = 0 [pid 4695] <... close_range resumed>) = 0 [pid 4694] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./882/tracing" [pid 4695] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4694] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4695] <... mkdirat resumed>) = 0 [pid 4694] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4695] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4694] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4696] <... prctl resumed>) = 0 [pid 4695] <... mount resumed>) = 0 [pid 4694] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4695] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4694] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4695] <... openat resumed>) = 3 [pid 4694] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./882/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4695] write(3, "p:s/p ./file0:0", 15 [pid 4694] creat(NULL, 0732 [pid 4696] setpgid(0, 0 [pid 4695] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4694] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 4695] openat(AT_FDCWD, NULL, O_WRONLY [pid 4694] exit_group(0 [pid 301] fstat(4 [pid 4695] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4694] <... exit_group resumed>) = ? [pid 4696] <... setpgid resumed>) = 0 [pid 4695] creat(NULL, 0732 [pid 4694] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4695] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4695] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 4695] <... exit_group resumed>) = ? [pid 4696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4695] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... close resumed>) = 0 [pid 4696] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rmdir("./882/tracing" [pid 4696] write(3, "1000", 4) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4696] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4696] <... close resumed>) = 0 [pid 301] close(3) = 0 [pid 4696] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./882") = 0 [pid 301] mkdir("./883", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4696] <... symlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4696] write(1, "executing program\n", 18) = 18 executing program [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4697 [pid 4696] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHAREci2-android-5-10/strace-static-x86_64: Process 4697 attached ) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4697] set_robust_list(0x555557559760, 24 [pid 4696] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4697] <... set_robust_list resumed>) = 0 [pid 4697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4697] chdir("./883") = 0 [pid 4697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4696] <... mkdirat resumed>) = 0 [pid 4697] <... prctl resumed>) = 0 [pid 4697] setpgid(0, 0) = 0 [pid 4697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4696] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4697] <... openat resumed>) = 3 [pid 4697] write(3, "1000", 4) = 4 [pid 4696] <... mount resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4696] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4697] close(3) = 0 [pid 302] umount2("./913", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4696] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4696] write(3, "p:s/p ./file0:0", 15 [pid 302] fstat(3 [pid 300] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] fstat(3 [pid 298] fstat(3 [pid 4697] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4696] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 4697] <... symlink resumed>) = 0 [pid 4696] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4696] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./913/binderfs" [pid 300] umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4696] creat(NULL, 0732 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./913/binderfs" [pid 300] newfstatat(AT_FDCWD, "./881/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4696] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4697] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./845/binderfs" [pid 302] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./881/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4697] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4697] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... unlink resumed>) = 0 [pid 298] unlink("./845/binderfs" [pid 4696] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 4696] <... exit_group resumed>) = ? [pid 302] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4697] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./913/tracing" [pid 4697] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4696] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = 0 [pid 4697] <... mount resumed>) = 0 [pid 302] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 298] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./913/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./881/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./845/tracing" [pid 302] fstat(4 [pid 4697] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./845/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4697] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./881/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 300] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./845/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 302] close(4 [pid 298] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 298] fstat(4 [pid 4697] write(3, "p:s/p ./file0:0", 15 [pid 302] rmdir("./913/tracing" [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4697] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4697] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 4697] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 300] close(4 [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 302] rmdir("./913" [pid 300] rmdir("./881/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4697] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4697] exit_group(0) = ? [pid 302] <... rmdir resumed>) = 0 [pid 298] close(4 [pid 4697] +++ exited with 0 +++ [pid 302] mkdir("./914", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rmdir("./881" [pid 298] rmdir("./845/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rmdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./882", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4698 attached [pid 300] <... mkdir resumed>) = 0 [pid 298] close(3 [pid 4698] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4698 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 4698] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./845" [pid 4698] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4698] chdir("./914" [pid 298] mkdir("./846", 0777ci2-android-5-10/strace-static-x86_64: Process 4699 attached [pid 4698] <... chdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4699 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4698] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4698] setpgid(0, 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4699] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 4700 attached [pid 4699] rt_sigprocmask(SIG_SETMASK, [] [pid 4698] <... setpgid resumed>) = 0 [pid 4700] set_robust_list(0x555557559760, 24 [pid 4699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4700 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4698] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4700] <... set_robust_list resumed>) = 0 [pid 4698] write(3, "1000", 4 [pid 4700] rt_sigprocmask(SIG_SETMASK, [] [pid 4698] <... write resumed>) = 4 [pid 4700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4700] chdir("./846" [pid 4699] chdir("./882" [pid 4698] close(3 [pid 4700] <... chdir resumed>) = 0 [pid 4700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4698] <... close resumed>) = 0 [pid 4700] <... prctl resumed>) = 0 [pid 4700] setpgid(0, 0) = 0 [pid 4700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4698] symlink("/dev/binderfs", "./binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 4700] <... openat resumed>) = 3 [pid 4698] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4700] write(3, "1000", 4 [pid 4698] write(1, "executing program\n", 18 [pid 4700] <... write resumed>) = 4 [pid 4700] close(3 [pid 4698] <... write resumed>) = 18 [pid 299] umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 301] umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4698] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4698] <... close_range resumed>) = 0 [pid 299] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 4698] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] fstat(3 [pid 301] fstat(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4700] <... close resumed>) = 0 [pid 4700] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4698] <... mkdirat resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4700] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4700] <... write resumed>) = 18 executing program [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4698] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4700] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4698] <... mount resumed>) = 0 [pid 4700] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./867/binderfs" [pid 4698] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./883/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4698] <... openat resumed>) = 3 [pid 301] unlink("./883/binderfs" [pid 299] unlink("./867/binderfs" [pid 4700] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4698] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4698] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4700] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4698] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4698] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4698] creat(NULL, 0732 [pid 301] newfstatat(AT_FDCWD, "./883/tracing" [pid 299] newfstatat(AT_FDCWD, "./867/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4698] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4700] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4698] exit_group(0 [pid 301] openat(AT_FDCWD, "./883/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4700] <... openat resumed>) = 3 [pid 4698] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 4700] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4700] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4700] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4698] +++ exited with 0 +++ [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./867/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 299] <... openat resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4700] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 301] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4700] <... exit_group resumed>) = ? [pid 301] close(4 [pid 299] getdents64(4 [pid 4700] +++ exited with 0 +++ [pid 4699] <... chdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./883/tracing" [pid 299] getdents64(4 [pid 4699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4699] setpgid(0, 0) = 0 [pid 4699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3 [pid 299] close(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4699] <... openat resumed>) = 3 [pid 301] close(3 [pid 299] <... close resumed>) = 0 [pid 4699] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./867/tracing" [pid 301] rmdir("./883" [pid 4699] <... write resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 4699] close(3) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 301] mkdir("./884", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4699] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./867" [pid 4699] <... write resumed>) = 18 [pid 4699] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4699] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4699] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4701 [pid 299] mkdir("./868", 0777 [pid 4699] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4699] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... mkdir resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4699] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4699] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./914", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4699] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4699] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4699] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4702 [pid 302] openat(AT_FDCWD, "./914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4699] exit_group(0 [pid 302] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] fstat(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4699] <... exit_group resumed>) = ? [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4702 attached ci2-android-5-10/strace-static-x86_64: Process 4701 attached [pid 4699] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./914/binderfs" [pid 300] umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./882/binderfs" [pid 4702] set_robust_list(0x555557559760, 24 [pid 4701] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./882/binderfs" [pid 4702] <... set_robust_list resumed>) = 0 [pid 4701] <... set_robust_list resumed>) = 0 [pid 302] unlink("./914/binderfs" [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 300] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./882/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./882/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(3 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./882/tracing" [pid 298] umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4702] rt_sigprocmask(SIG_SETMASK, [] [pid 4701] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./846/binderfs" [pid 302] newfstatat(AT_FDCWD, "./914/tracing" [pid 300] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./882" [pid 298] unlink("./846/binderfs" [pid 4702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./914/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./883", 0777 [pid 298] <... unlink resumed>) = 0 [pid 4702] chdir("./868" [pid 4701] chdir("./884" [pid 302] <... openat resumed>) = 4 [pid 300] <... mkdir resumed>) = 0 [pid 302] fstat(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4702] <... chdir resumed>) = 0 [pid 4701] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4703 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4703 attached [pid 4702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(4 [pid 298] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4703] set_robust_list(0x555557559760, 24) = 0 [pid 4703] rt_sigprocmask(SIG_SETMASK, [] [pid 4702] <... prctl resumed>) = 0 [pid 4701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4703] chdir("./883") = 0 [pid 4703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4703] setpgid(0, 0) = 0 [pid 4703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4702] setpgid(0, 0 [pid 302] close(4 [pid 298] newfstatat(AT_FDCWD, "./846/tracing" [pid 4703] <... openat resumed>) = 3 [pid 4702] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4703] write(3, "1000", 4 [pid 4702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./914/tracing" [pid 298] umount2("./846/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4703] <... write resumed>) = 4 [pid 4703] close(3) = 0 [pid 4703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4702] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4701] <... prctl resumed>) = 0 [pid 4703] write(1, "executing program\n", 18) = 18 [pid 4703] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4703] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4702] write(3, "1000", 4 [pid 4701] setpgid(0, 0 [pid 302] getdents64(3 [pid 298] openat(AT_FDCWD, "./846/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4702] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 4 [pid 4702] close(3 [pid 4701] <... setpgid resumed>) = 0 [pid 302] close(3 [pid 298] fstat(4 [pid 4702] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4702] symlink("/dev/binderfs", "./binderfs" [pid 4701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 4703] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4702] <... symlink resumed>) = 0 [pid 302] rmdir("./914" [pid 4702] write(1, "executing program\n", 18 [pid 298] getdents64(4 [pid 4703] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4702] <... write resumed>) = 18 [pid 4701] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 executing program [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4703] <... openat resumed>) = 3 [pid 4702] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] mkdir("./915", 0777 [pid 4703] write(3, "p:s/p ./file0:0", 15 [pid 4702] <... close_range resumed>) = 0 [pid 4701] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 4703] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4702] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4701] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4703] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 4703] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4703] creat(NULL, 0732 [pid 4702] <... mkdirat resumed>) = 0 [pid 4701] close(3 [pid 298] rmdir("./846/tracing"ci2-android-5-10/strace-static-x86_64: Process 4704 attached [pid 4703] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4702] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4701] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4704 [pid 4703] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4703] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4704] set_robust_list(0x555557559760, 24 [pid 4703] +++ exited with 0 +++ [pid 4702] <... mount resumed>) = 0 [pid 4701] symlink("/dev/binderfs", "./binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] getdents64(3 [pid 4702] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4701] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./846" [pid 4704] <... set_robust_list resumed>) = 0 [pid 4702] <... openat resumed>) = 3 [pid 4701] write(1, "executing program\n", 18 [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./847", 0777 [pid 4704] rt_sigprocmask(SIG_SETMASK, [] [pid 4702] write(3, "p:s/p ./file0:0", 15 executing program [pid 4701] <... write resumed>) = 18 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4702] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4701] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4705 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4705 attached [pid 4702] openat(AT_FDCWD, NULL, O_WRONLY [pid 4701] <... close_range resumed>) = 0 [pid 4704] chdir("./915" [pid 4705] set_robust_list(0x555557559760, 24) = 0 [pid 4701] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4702] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4705] rt_sigprocmask(SIG_SETMASK, [] [pid 4702] creat(NULL, 0732 [pid 4705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4705] chdir("./847" [pid 4702] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4701] <... mkdirat resumed>) = 0 [pid 4705] <... chdir resumed>) = 0 [pid 4705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4705] setpgid(0, 0) = 0 [pid 4705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4704] <... chdir resumed>) = 0 [pid 4702] exit_group(0 [pid 4701] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4705] <... openat resumed>) = 3 [pid 4705] write(3, "1000", 4) = 4 [pid 4702] <... exit_group resumed>) = ? [pid 4705] close(3) = 0 [pid 4705] symlink("/dev/binderfs", "./binderfs" [pid 4701] <... mount resumed>) = 0 [pid 4705] <... symlink resumed>) = 0 [pid 4702] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 4705] write(1, "executing program\n", 18 [pid 4701] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4705] <... write resumed>) = 18 [pid 4704] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 4701] <... openat resumed>) = 3 [pid 4705] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4705] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4705] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4704] <... prctl resumed>) = 0 [pid 4701] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4705] <... mkdirat resumed>) = 0 [pid 4704] setpgid(0, 0 [pid 4701] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4705] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] fstat(3 [pid 4705] <... mount resumed>) = 0 [pid 4704] <... setpgid resumed>) = 0 [pid 4701] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4705] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3 [pid 4701] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4705] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4705] write(3, "p:s/p ./file0:0", 15 [pid 4704] <... openat resumed>) = 3 [pid 4701] creat(NULL, 0732 [pid 300] umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4705] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4704] write(3, "1000", 4 [pid 4701] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4705] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] newfstatat(AT_FDCWD, "./883/binderfs" [pid 4705] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4705] creat(NULL, 0732 [pid 4704] <... write resumed>) = 4 [pid 4701] exit_group(0 [pid 300] unlink("./883/binderfs" [pid 4705] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4704] close(3 [pid 4701] <... exit_group resumed>) = ? [pid 300] <... unlink resumed>) = 0 [pid 4705] exit_group(0 [pid 300] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4705] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = 0 [pid 4705] +++ exited with 0 +++ [pid 4704] <... close resumed>) = 0 [pid 4701] +++ exited with 0 +++ [pid 300] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4704] symlink("/dev/binderfs", "./binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./883/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4704] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4704] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./883/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4704] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 4704] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4704] <... close_range resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4704] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 301] umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 301] newfstatat(AT_FDCWD, "./884/binderfs" [pid 300] <... close resumed>) = 0 [pid 299] umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] rmdir("./883/tracing" [pid 4704] <... mkdirat resumed>) = 0 [pid 301] unlink("./884/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 4704] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... unlink resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./883" [pid 4704] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4704] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./884", 0777 [pid 299] fstat(3 [pid 4704] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4704] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./884/tracing" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 4704] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4704] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4706 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4706 attached [pid 4704] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./884/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4706] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... openat resumed>) = 4 [pid 4704] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4706] rt_sigprocmask(SIG_SETMASK, [] [pid 4704] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 299] newfstatat(AT_FDCWD, "./868/binderfs" [pid 4706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4706] chdir("./884") = 0 [pid 4706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4706] setpgid(0, 0) = 0 [pid 4706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4704] exit_group(0 [pid 4706] <... openat resumed>) = 3 [pid 4704] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 299] unlink("./868/binderfs" [pid 4706] write(3, "1000", 4) = 4 [pid 4706] close(3) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4706] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4706] <... symlink resumed>) = 0 [pid 4706] write(1, "executing program\n", 18 [pid 4704] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4706] <... write resumed>) = 18 [pid 301] getdents64(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 298] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4706] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4706] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 4706] <... mkdirat resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 301] rmdir("./884/tracing" [pid 4706] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4706] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4706] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./868/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4706] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(3 [pid 299] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./884" [pid 299] openat(AT_FDCWD, "./868/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4706] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./847/binderfs" [pid 4706] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4706] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4706] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./885", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./847/binderfs" [pid 299] getdents64(4 [pid 4706] <... exit_group resumed>) = ? [pid 4706] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... unlink resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] getdents64(4 [pid 298] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] close(4 [pid 298] <... umount2 resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 298] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./868/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./847/tracing" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4707 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4707 [pid 299] getdents64(3 [pid 298] umount2("./847/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./847/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4 [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./847/tracing" [pid 4707] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./868" [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./847" [pid 4707] <... set_robust_list resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] mkdir("./869", 0777 [pid 298] mkdir("./848", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4708 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4709 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4709 attached [pid 4709] set_robust_list(0x555557559760, 24) = 0 [pid 4709] rt_sigprocmask(SIG_SETMASK, [] [pid 4707] rt_sigprocmask(SIG_SETMASK, [] [pid 4709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4709] chdir("./869" [pid 4707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4709] <... chdir resumed>) = 0 [pid 4709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4707] chdir("./885" [pid 4709] setpgid(0, 0) = 0 [pid 302] umount2("./915", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./915/binderfs" [pid 300] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./915/binderfs" [pid 300] getdents64(3 [pid 4709] <... openat resumed>) = 3 [pid 4709] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 4709] <... write resumed>) = 4 [pid 302] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4709] close(3 [pid 300] umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./884/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./915/tracing" [pid 300] unlink("./884/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4709] <... close resumed>) = 0 [pid 4709] symlink("/dev/binderfs", "./binderfs" [pid 300] <... unlink resumed>) = 0 [pid 302] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4709] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./915/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 4707] <... chdir resumed>) = 0 [pid 4709] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 4 [pid 300] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] newfstatat(AT_FDCWD, "./884/tracing" [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4709] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./884/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4708 attached [pid 4709] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... openat resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 300] fstat(4 [pid 4709] <... close_range resumed>) = 0 [pid 302] rmdir("./915/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4709] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 302] getdents64(3 [pid 4709] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 302] close(3 [pid 4708] set_robust_list(0x555557559760, 24 [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./915" [pid 300] close(4 [pid 4709] <... mount resumed>) = 0 [pid 4708] <... set_robust_list resumed>) = 0 [pid 4708] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4709] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] mkdir("./916", 0777 [pid 4707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] rmdir("./884/tracing" [pid 4708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4709] <... openat resumed>) = 3 [pid 4708] chdir("./848" [pid 302] <... mkdir resumed>) = 0 [pid 4709] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4708] <... chdir resumed>) = 0 [pid 4707] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 4707] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 4707] <... setpgid resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4708] setpgid(0, 0) = 0 [pid 4708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4709] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4710 [pid 4709] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./884" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4708] <... openat resumed>) = 3 [pid 4709] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4708] write(3, "1000", 4 [pid 4709] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 4707] <... openat resumed>) = 3 [pid 300] mkdir("./885", 0777 [pid 4708] <... write resumed>) = 4 [pid 4709] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4710 attached [pid 4708] close(3 [pid 4709] +++ exited with 0 +++ [pid 4707] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 4708] <... close resumed>) = 0 [pid 4708] symlink("/dev/binderfs", "./binderfs" [pid 4707] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4707] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4707] <... close resumed>) = 0 [pid 4708] <... symlink resumed>) = 0 [pid 4708] write(1, "executing program\n", 18) = 18 [pid 4708] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4707] symlink("/dev/binderfs", "./binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4711 [pid 4708] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4710] set_robust_list(0x555557559760, 24 [pid 4708] <... mkdirat resumed>) = 0 [pid 4707] <... symlink resumed>) = 0 [pid 4708] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4707] write(1, "executing program\n", 18 [pid 4708] <... mount resumed>) = 0 [pid 4707] <... write resumed>) = 18 [pid 4708] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4710] <... set_robust_list resumed>) = 0 [pid 4707] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4708] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4707] <... close_range resumed>) = 0 executing program [pid 4710] rt_sigprocmask(SIG_SETMASK, [] [pid 4708] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4708] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4708] exit_group(0) = ? [pid 4707] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4708] +++ exited with 0 +++ [pid 4707] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4711 attached [pid 4707] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4711] set_robust_list(0x555557559760, 24) = 0 [pid 299] umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4707] <... mount resumed>) = 0 [pid 298] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4707] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 4711] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 298] fstat(3 [pid 4707] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4707] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 4711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4711] chdir("./885" [pid 299] umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4707] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4707] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] newfstatat(AT_FDCWD, "./869/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4711] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./848/binderfs" [pid 4707] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] unlink("./869/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4711] setpgid(0, 0) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4707] creat(NULL, 0732 [pid 298] unlink("./848/binderfs" [pid 299] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 4711] <... openat resumed>) = 3 [pid 4707] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4711] write(3, "1000", 4) = 4 [pid 4707] exit_group(0 [pid 4711] close(3) = 0 [pid 4711] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4707] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = 0 [pid 4710] chdir("./916" [pid 298] <... umount2 resumed>) = 0 [pid 299] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./869/tracing" [pid 298] newfstatat(AT_FDCWD, "./848/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./848/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./869/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4707] +++ exited with 0 +++ [pid 298] openat(AT_FDCWD, "./848/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 4711] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] close(4 [pid 4710] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./869/tracing" [pid 298] rmdir("./848/tracing" [pid 4711] <... write resumed>) = 18 [pid 4711] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4711] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4710] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 executing program [pid 4710] setpgid(0, 0 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 4710] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(3 [pid 4711] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./869" [pid 4710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./848" [pid 4711] <... mount resumed>) = 0 [pid 4711] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 4711] <... openat resumed>) = 3 [pid 4711] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] mkdir("./870", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4711] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4711] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4711] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 298] mkdir("./849", 0777 [pid 4710] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4711] <... exit_group resumed>) = ? [pid 4711] +++ exited with 0 +++ [pid 4710] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4710] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4712 attached ci2-android-5-10/strace-static-x86_64: Process 4713 attached [pid 4710] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4712] set_robust_list(0x555557559760, 24 [pid 4710] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4712 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4713 [pid 4713] set_robust_list(0x555557559760, 24 [pid 4712] <... set_robust_list resumed>) = 0 [pid 4710] symlink("/dev/binderfs", "./binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4713] <... set_robust_list resumed>) = 0 [pid 4712] rt_sigprocmask(SIG_SETMASK, [] [pid 4710] <... symlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4713] rt_sigprocmask(SIG_SETMASK, [] [pid 4712] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4710] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4713] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4712] chdir("./870" [pid 4710] <... write resumed>) = 18 [pid 4713] chdir("./849" [pid 4712] <... chdir resumed>) = 0 [pid 4710] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4713] <... chdir resumed>) = 0 [pid 4712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4710] <... close_range resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4712] <... prctl resumed>) = 0 [pid 4713] <... prctl resumed>) = 0 [pid 4712] setpgid(0, 0 [pid 4710] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4713] setpgid(0, 0 [pid 4712] <... setpgid resumed>) = 0 [pid 301] umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 4713] <... setpgid resumed>) = 0 [pid 4712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4712] <... openat resumed>) = 3 [pid 4710] <... mkdirat resumed>) = 0 [pid 301] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4713] <... openat resumed>) = 3 [pid 4712] write(3, "1000", 4 [pid 4710] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 3 [pid 300] umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4713] write(3, "1000", 4 [pid 4712] <... write resumed>) = 4 [pid 4710] <... mount resumed>) = 0 [pid 301] fstat(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4713] <... write resumed>) = 4 [pid 4712] close(3 [pid 4710] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4713] close(3 [pid 4712] <... close resumed>) = 0 [pid 4710] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 300] <... openat resumed>) = 3 [pid 4713] <... close resumed>) = 0 [pid 4712] symlink("/dev/binderfs", "./binderfs" [pid 4710] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] fstat(3 [pid 4713] symlink("/dev/binderfs", "./binderfs" [pid 4712] <... symlink resumed>) = 0 [pid 4710] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4713] <... symlink resumed>) = 0 executing program [pid 4712] write(1, "executing program\n", 18 [pid 4710] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 4713] write(1, "executing program\n", 18 [pid 4712] <... write resumed>) = 18 [pid 4710] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./885/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4713] <... write resumed>) = 18 executing program [pid 4712] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4710] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4713] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4712] <... close_range resumed>) = 0 [pid 4710] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] unlink("./885/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4713] <... close_range resumed>) = 0 [pid 4712] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4710] exit_group(0 [pid 301] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./885/binderfs" [pid 4713] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4712] <... mkdirat resumed>) = 0 [pid 4710] <... exit_group resumed>) = ? [pid 301] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4713] <... mkdirat resumed>) = 0 [pid 4712] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = 0 [pid 300] unlink("./885/binderfs" [pid 4713] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4712] <... mount resumed>) = 0 [pid 4710] +++ exited with 0 +++ [pid 301] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... unlink resumed>) = 0 [pid 4713] <... mount resumed>) = 0 [pid 4712] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4713] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4712] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./885/tracing" [pid 4713] <... openat resumed>) = 3 [pid 4712] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4713] write(3, "p:s/p ./file0:0", 15 [pid 4712] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4713] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4712] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4713] openat(AT_FDCWD, NULL, O_WRONLY [pid 4712] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./885/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4713] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4712] creat(NULL, 0732 [pid 301] <... openat resumed>) = 4 [pid 4713] creat(NULL, 0732 [pid 4712] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./885/tracing" [pid 4713] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4712] exit_group(0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4713] exit_group(0 [pid 4712] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4713] <... exit_group resumed>) = ? [pid 4712] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4713] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] close(4 [pid 300] openat(AT_FDCWD, "./885/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./885/tracing" [pid 300] <... openat resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(3) = 0 [pid 300] getdents64(4 [pid 301] rmdir("./885") = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] mkdir("./886", 0777) = 0 [pid 300] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4714 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 300] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4714 [pid 300] <... close resumed>) = 0 [pid 4714] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rmdir("./885/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./916", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./885" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./916/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./870/binderfs" [pid 298] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./886", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./916/binderfs" [pid 299] unlink("./870/binderfs" [pid 298] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 302] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 299] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 4714] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./916/tracing" [pid 299] newfstatat(AT_FDCWD, "./870/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./916/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./870/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4715 [pid 299] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] fstat(4 [pid 299] fstat(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4715 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./849/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 299] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./849/binderfs" [pid 302] rmdir("./916/tracing" [pid 299] rmdir("./870/tracing" [pid 4714] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] getdents64(3 [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 299] close(3 [pid 302] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] rmdir("./916" [pid 299] rmdir("./870" [pid 298] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] mkdir("./917", 0777 [pid 299] mkdir("./871", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4714] chdir("./886" [pid 302] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./849/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4716 attached [pid 4714] <... chdir resumed>) = 0 [pid 298] umount2("./849/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4716 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4717 [pid 4715] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4715] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./849/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4715] rt_sigprocmask(SIG_SETMASK, [] [pid 4714] <... prctl resumed>) = 0 [pid 4715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 4715] chdir("./886" [pid 4714] setpgid(0, 0 [pid 298] fstat(4 [pid 4715] <... chdir resumed>) = 0 [pid 4714] <... setpgid resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(4 [pid 4715] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4717 attached [pid 4716] set_robust_list(0x555557559760, 24 [pid 4715] setpgid(0, 0 [pid 4714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4715] <... setpgid resumed>) = 0 [pid 4715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] getdents64(4 [pid 4715] <... openat resumed>) = 3 [pid 4714] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4715] write(3, "1000", 4) = 4 [pid 4715] close(3) = 0 [pid 4715] symlink("/dev/binderfs", "./binderfs" [pid 4717] set_robust_list(0x555557559760, 24 [pid 4716] <... set_robust_list resumed>) = 0 [pid 4715] <... symlink resumed>) = 0 [pid 4714] write(3, "1000", 4 [pid 298] close(4 [pid 4715] write(1, "executing program\n", 18) = 18 [pid 4715] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4715] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4717] <... set_robust_list resumed>) = 0 [pid 4716] rt_sigprocmask(SIG_SETMASK, [] [pid 4715] <... mkdirat resumed>) = 0 [pid 4714] <... write resumed>) = 4 [pid 298] <... close resumed>) = 0 [pid 4715] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4714] close(3 [pid 298] rmdir("./849/tracing" [pid 4715] <... mount resumed>) = 0 [pid 4715] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4715] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4715] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4715] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 4714] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4715] exit_group(0) = ? [pid 4717] rt_sigprocmask(SIG_SETMASK, [] [pid 4716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4715] +++ exited with 0 +++ [pid 4714] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4714] <... symlink resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] close(3 [pid 4714] write(1, "executing program\n", 18 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... close resumed>) = 0 [pid 4714] <... write resumed>) = 18 [pid 298] rmdir("./849" [pid 4714] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 298] <... rmdir resumed>) = 0 [pid 4714] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] mkdir("./850", 0777 [pid 4714] <... mkdirat resumed>) = 0 [pid 4714] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... mkdir resumed>) = 0 [pid 4714] <... mount resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4716] chdir("./917" [pid 4714] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4714] write(3, "p:s/p ./file0:0", 15 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4714] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4718 [pid 4714] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4714] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4714] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4714] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./886/binderfs" [pid 4714] exit_group(0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4714] <... exit_group resumed>) = ? [pid 300] unlink("./886/binderfs") = 0 [pid 300] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4718 attached ) = 0 [pid 300] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4714] +++ exited with 0 +++ [pid 4716] <... chdir resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./886/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] openat(AT_FDCWD, "./886/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4716] <... prctl resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4716] setpgid(0, 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./886/tracing" [pid 4717] chdir("./871" [pid 4716] <... setpgid resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] close(3) = 0 [pid 300] rmdir("./886" [pid 4717] <... chdir resumed>) = 0 [pid 4716] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./887", 0777 [pid 4717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4716] write(3, "1000", 4 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4716] <... write resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4717] <... prctl resumed>) = 0 [pid 4716] close(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4719 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4718] set_robust_list(0x555557559760, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 4719 attached [pid 4717] setpgid(0, 0 [pid 4716] <... close resumed>) = 0 [pid 4718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4716] symlink("/dev/binderfs", "./binderfs" [pid 4718] chdir("./850" [pid 4719] set_robust_list(0x555557559760, 24 [pid 4718] <... chdir resumed>) = 0 [pid 4716] <... symlink resumed>) = 0 [pid 4719] <... set_robust_list resumed>) = 0 [pid 4718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4719] rt_sigprocmask(SIG_SETMASK, [] [pid 4718] <... prctl resumed>) = 0 [pid 4719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4718] setpgid(0, 0 [pid 4719] chdir("./887" [pid 4718] <... setpgid resumed>) = 0 [pid 4717] <... setpgid resumed>) = 0 [pid 4716] write(1, "executing program\n", 18 [pid 4719] <... chdir resumed>) = 0 [pid 4718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4718] <... openat resumed>) = 3 [pid 4719] <... prctl resumed>) = 0 [pid 4718] write(3, "1000", 4 [pid 4719] setpgid(0, 0 [pid 4718] <... write resumed>) = 4 [pid 4719] <... setpgid resumed>) = 0 [pid 4718] close(3 [pid 4719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4718] <... close resumed>) = 0 [pid 4719] <... openat resumed>) = 3 executing program [pid 4718] symlink("/dev/binderfs", "./binderfs" [pid 4716] <... write resumed>) = 18 [pid 4719] write(3, "1000", 4 [pid 4718] <... symlink resumed>) = 0 [pid 4716] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4719] <... write resumed>) = 4 [pid 4718] write(1, "executing program\n", 18 [pid 4716] <... close_range resumed>) = 0 [pid 4719] close(3 [pid 4718] <... write resumed>) = 18 [pid 4719] <... close resumed>) = 0 executing program [pid 4718] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4716] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4719] symlink("/dev/binderfs", "./binderfs" [pid 4718] <... close_range resumed>) = 0 [pid 4719] <... symlink resumed>) = 0 [pid 4718] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4716] <... mkdirat resumed>) = 0 [pid 4719] write(1, "executing program\n", 18 [pid 4718] <... mkdirat resumed>) = 0 [pid 4716] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4719] <... write resumed>) = 18 [pid 4718] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4719] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4718] <... mount resumed>) = 0 [pid 4716] <... mount resumed>) = 0 [pid 4719] <... close_range resumed>) = 0 [pid 4718] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4716] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4719] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4718] <... openat resumed>) = 3 [pid 4716] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4716] write(3, "p:s/p ./file0:0", 15 [pid 4719] <... mkdirat resumed>) = 0 [pid 4718] write(3, "p:s/p ./file0:0", 15 [pid 4716] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4717] <... openat resumed>) = 3 [pid 4716] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4719] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4718] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4717] write(3, "1000", 4 [pid 4716] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4717] <... write resumed>) = 4 [pid 4716] creat(NULL, 0732 [pid 301] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4717] close(3 [pid 4716] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4717] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4717] symlink("/dev/binderfs", "./binderfs" [pid 4716] exit_group(0 [pid 301] fstat(3 [pid 4716] <... exit_group resumed>) = ? [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4719] <... mount resumed>) = 0 [pid 4718] openat(AT_FDCWD, NULL, O_WRONLY [pid 4716] +++ exited with 0 +++ [pid 301] getdents64(3 [pid 4719] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4718] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4717] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4719] <... openat resumed>) = 3 [pid 4718] creat(NULL, 0732 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4717] write(1, "executing program\n", 18 [pid 4719] write(3, "p:s/p ./file0:0", 15 [pid 4718] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 4719] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4718] exit_group(0 [pid 4717] <... write resumed>) = 18 [pid 301] umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4719] openat(AT_FDCWD, NULL, O_WRONLY [pid 4718] <... exit_group resumed>) = ? [pid 4719] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4718] +++ exited with 0 +++ [pid 4717] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4719] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4719] exit_group(0 [pid 4717] <... close_range resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./886/binderfs" [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4719] <... exit_group resumed>) = ? [pid 4719] +++ exited with 0 +++ [pid 4717] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./886/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... unlink resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./886/tracing" [pid 4717] <... mkdirat resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4717] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 301] openat(AT_FDCWD, "./886/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4717] <... mount resumed>) = 0 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 4717] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(4 [pid 4717] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 4717] write(3, "p:s/p ./file0:0", 15 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 4717] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./886/tracing" [pid 4717] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./850/binderfs" [pid 4717] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3 [pid 300] umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4717] creat(NULL, 0732 [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4717] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./917", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./850/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./886" [pid 300] <... openat resumed>) = 3 [pid 4717] exit_group(0 [pid 302] openat(AT_FDCWD, "./917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(3 [pid 298] <... unlink resumed>) = 0 [pid 4717] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 3 [pid 301] mkdir("./887", 0777 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4717] +++ exited with 0 +++ [pid 302] umount2("./917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4720 attached [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4720 [pid 300] newfstatat(AT_FDCWD, "./887/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./850/tracing" [pid 302] newfstatat(AT_FDCWD, "./917/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] unlink("./887/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./917/binderfs") = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./850/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4720] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./917/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./850/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./887/tracing" [pid 302] openat(AT_FDCWD, "./917/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 302] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 300] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./887/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 300] fstat(4 [pid 298] close(4 [pid 302] rmdir("./917/tracing" [pid 4720] <... set_robust_list resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] rmdir("./850/tracing" [pid 302] close(3) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./917") = 0 [pid 300] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] mkdir("./918", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] <... mkdir resumed>) = 0 [pid 300] close(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... close resumed>) = 0 [pid 298] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rmdir("./887/tracing" [pid 4720] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4721 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4721 attached [pid 4720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./850" [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 300] close(3 [pid 298] mkdir("./851", 0777 [pid 4720] chdir("./887" [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./887" [pid 298] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./888", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4721] set_robust_list(0x555557559760, 24 [pid 4720] <... chdir resumed>) = 0 [pid 4721] <... set_robust_list resumed>) = 0 [pid 4720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4720] <... prctl resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4720] setpgid(0, 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4722 attached [pid 4722] set_robust_list(0x555557559760, 24) = 0 [pid 4722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4722] chdir("./851" [pid 4720] <... setpgid resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4722 [pid 4722] <... chdir resumed>) = 0 [pid 4722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4722] setpgid(0, 0) = 0 [pid 4722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4723 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./871/binderfs" [pid 4721] rt_sigprocmask(SIG_SETMASK, [] [pid 4720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./871/tracing" [pid 4720] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./871/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4720] write(3, "1000", 4 [pid 4721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4720] <... write resumed>) = 4 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./871/tracing" [pid 4721] chdir("./918" [pid 4720] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./871" [pid 4721] <... chdir resumed>) = 0 [pid 4720] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./872", 0777 [pid 4721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4720] symlink("/dev/binderfs", "./binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4721] <... prctl resumed>) = 0 [pid 4720] <... symlink resumed>) = 0 [pid 4720] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4724 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4722] <... openat resumed>) = 3 [pid 4722] write(3, "1000", 4) = 4 [pid 4722] close(3) = 0 executing program [pid 4722] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4720] <... write resumed>) = 18 [pid 4721] setpgid(0, 0 [pid 4722] write(1, "executing program\n", 18) = 18 executing program [pid 4722] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4722] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4724 attached ) = 0 [pid 4721] <... setpgid resumed>) = 0 [pid 4720] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4722] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4720] <... close_range resumed>) = 0 [pid 4722] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4722] write(3, "p:s/p ./file0:0", 15 [pid 4720] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4722] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4722] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4722] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4722] exit_group(0) = ? [pid 4722] +++ exited with 0 +++ [pid 4721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4720] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4723 attached [pid 4723] set_robust_list(0x555557559760, 24) = 0 [pid 4723] rt_sigprocmask(SIG_SETMASK, [] [pid 4720] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4723] chdir("./888" [pid 4720] <... mount resumed>) = 0 [pid 4723] <... chdir resumed>) = 0 [pid 4723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4720] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4723] <... prctl resumed>) = 0 [pid 4723] setpgid(0, 0) = 0 [pid 4723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4721] <... openat resumed>) = 3 [pid 4720] <... openat resumed>) = 3 [pid 4723] <... openat resumed>) = 3 [pid 4723] write(3, "1000", 4) = 4 [pid 4723] close(3) = 0 [pid 4720] write(3, "p:s/p ./file0:0", 15 [pid 4723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4723] write(1, "executing program\n", 18) = 18 [pid 4720] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 4723] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4723] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4724] set_robust_list(0x555557559760, 24 [pid 4723] <... mkdirat resumed>) = 0 [pid 4721] write(3, "1000", 4 [pid 4720] openat(AT_FDCWD, NULL, O_WRONLY [pid 4723] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4721] <... write resumed>) = 4 [pid 4720] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4723] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4720] creat(NULL, 0732 [pid 4724] <... set_robust_list resumed>) = 0 [pid 4723] <... openat resumed>) = 3 [pid 4724] rt_sigprocmask(SIG_SETMASK, [] [pid 4723] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4724] chdir("./872" [pid 4720] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4723] openat(AT_FDCWD, NULL, O_WRONLY [pid 4724] <... chdir resumed>) = 0 [pid 4723] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4723] creat(NULL, 0732 [pid 4724] <... prctl resumed>) = 0 [pid 4723] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4724] setpgid(0, 0) = 0 [pid 4724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4720] exit_group(0 [pid 4723] exit_group(0 [pid 4720] <... exit_group resumed>) = ? [pid 4721] close(3 [pid 4723] <... exit_group resumed>) = ? [pid 4723] +++ exited with 0 +++ [pid 4720] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4724] <... openat resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4724] write(3, "1000", 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 4724] <... write resumed>) = 4 [pid 4724] close(3) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] <... symlink resumed>) = 0 [pid 4721] <... close resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4724] write(1, "executing program\n", 18 [pid 298] fstat(3 [pid 300] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 4724] <... write resumed>) = 18 [pid 4724] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] getdents64(3 [pid 300] fstat(3 [pid 4724] <... close_range resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4721] symlink("/dev/binderfs", "./binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4724] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./851/binderfs" [pid 300] umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./851/binderfs" [pid 300] newfstatat(AT_FDCWD, "./888/binderfs" [pid 4724] <... mkdirat resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] unlink("./888/binderfs" [pid 298] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4721] <... symlink resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4724] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program [pid 4721] write(1, "executing program\n", 18 [pid 300] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] <... openat resumed>) = 3 [pid 4721] <... write resumed>) = 18 [pid 4724] write(3, "p:s/p ./file0:0", 15 [pid 4721] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4724] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4721] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./851/tracing" [pid 4724] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4724] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4721] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./888/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4724] creat(NULL, 0732 [pid 301] fstat(3 [pid 4724] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./851/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] exit_group(0 [pid 301] getdents64(3 [pid 300] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4724] <... exit_group resumed>) = ? [pid 4721] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4724] +++ exited with 0 +++ [pid 4721] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./888/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./851/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./887/binderfs" [pid 300] fstat(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 4 [pid 4721] <... mount resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 301] unlink("./887/binderfs" [pid 4721] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4721] <... openat resumed>) = 3 [pid 301] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4721] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4721] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] newfstatat(AT_FDCWD, "./887/tracing" [pid 300] getdents64(4 [pid 298] getdents64(4 [pid 4721] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4721] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./887/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4721] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] rmdir("./888/tracing" [pid 298] rmdir("./851/tracing" [pid 4721] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./887/tracing" [pid 4721] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4721] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] close(3 [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./887" [pid 300] <... close resumed>) = 0 [pid 298] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 300] rmdir("./888" [pid 4721] +++ exited with 0 +++ [pid 301] mkdir("./888", 0777 [pid 298] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./851" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./889", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4725 [pid 298] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4725 attached [pid 4725] set_robust_list(0x555557559760, 24 [pid 300] <... mkdir resumed>) = 0 [pid 298] mkdir("./852", 0777 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4725] <... set_robust_list resumed>) = 0 [pid 4725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4725] chdir("./888" [pid 298] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4725] <... chdir resumed>) = 0 [pid 4725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4725] setpgid(0, 0) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4726 [pid 4725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4725] write(3, "1000", 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4727 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4725] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4725] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4725] <... close resumed>) = 0 [pid 4725] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4727 attached ) = 0 executing program [pid 4725] write(1, "executing program\n", 18) = 18 [pid 4725] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4727] set_robust_list(0x555557559760, 24 [pid 4725] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4727] <... set_robust_list resumed>) = 0 [pid 4725] <... mkdirat resumed>) = 0 [pid 4727] rt_sigprocmask(SIG_SETMASK, [] [pid 4725] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4725] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4725] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4725] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4725] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4725] exit_group(0 [pid 4727] chdir("./852" [pid 4725] <... exit_group resumed>) = ? [pid 4727] <... chdir resumed>) = 0 [pid 4727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4725] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4726 attached [pid 4726] set_robust_list(0x555557559760, 24) = 0 [pid 4726] rt_sigprocmask(SIG_SETMASK, [] [pid 4727] <... prctl resumed>) = 0 [pid 4726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4726] chdir("./889") = 0 [pid 4727] setpgid(0, 0 [pid 4726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4726] setpgid(0, 0) = 0 [pid 4726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4727] <... setpgid resumed>) = 0 [pid 4726] write(3, "1000", 4) = 4 [pid 4726] close(3) = 0 [pid 4726] symlink("/dev/binderfs", "./binderfs" [pid 4727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4726] <... symlink resumed>) = 0 [pid 4726] write(1, "executing program\n", 18) = 18 executing program [pid 4726] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4726] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4727] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4727] write(3, "1000", 4 [pid 299] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4727] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4727] close(3 [pid 299] newfstatat(AT_FDCWD, "./872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./872/binderfs" [pid 4727] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4727] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./872/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./918", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4727] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./872/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4727] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 4727] <... write resumed>) = 18 [pid 302] fstat(3 [pid 299] <... openat resumed>) = 4 [pid 4727] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4727] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 299] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4727] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./918/binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 302] unlink("./918/binderfs" [pid 299] rmdir("./872/tracing" [pid 4727] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4727] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./872" [pid 4727] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4727] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./873", 0777 [pid 4727] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 4727] write(3, "p:s/p ./file0:0", 15 [pid 302] newfstatat(AT_FDCWD, "./918/tracing" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4727] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 4727] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./918/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4728 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... openat resumed>) = 4 [pid 4727] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4726] <... mkdirat resumed>) = 0 [pid 302] fstat(4 [pid 301] umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4727] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4726] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4727] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4726] <... mount resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4726] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4727] exit_group(0 [pid 302] getdents64(4 [pid 4727] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4726] <... openat resumed>) = 3 [pid 4726] write(3, "p:s/p ./file0:0", 15 [pid 301] fstat(3 [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./918/tracing" [pid 301] getdents64(3 [pid 4726] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4726] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4726] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 4726] exit_group(0 [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4726] <... exit_group resumed>) = ? [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./888/binderfs" [pid 302] rmdir("./918" [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] unlink("./888/binderfs" [pid 302] mkdir("./919", 0777 [pid 4726] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4727] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./888/tracing" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4729 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./888/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4729 attached ) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4729] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 4729] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./888/tracing" [pid 4729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4729] chdir("./919") = 0 [pid 4729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4729] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 4729] <... setpgid resumed>) = 0 [pid 301] getdents64(3 [pid 4729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4729] <... openat resumed>) = 3 [pid 301] close(3 [pid 4729] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 4729] <... write resumed>) = 4 [pid 301] rmdir("./888" [pid 4729] close(3) = 0 [pid 4729] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4729] write(1, "executing program\n", 18 [pid 301] mkdir("./889", 0777 [pid 4729] <... write resumed>) = 18 [pid 4729] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4729] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4729] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4729] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4729] <... mount resumed>) = 0 [pid 4729] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4729] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4729] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4729] creat(NULL, 0732 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4730 [pid 4729] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4729] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4729] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4728 attached [pid 4729] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4730 attached [pid 4730] set_robust_list(0x555557559760, 24) = 0 [pid 4730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4730] chdir("./889" [pid 4728] set_robust_list(0x555557559760, 24 [pid 4730] <... chdir resumed>) = 0 [pid 4730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4730] setpgid(0, 0) = 0 [pid 4728] <... set_robust_list resumed>) = 0 [pid 4730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4730] write(3, "1000", 4 [pid 4728] rt_sigprocmask(SIG_SETMASK, [] [pid 4730] <... write resumed>) = 4 [pid 4730] close(3) = 0 [pid 4730] symlink("/dev/binderfs", "./binderfs" [pid 4728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4730] <... symlink resumed>) = 0 [pid 4730] write(1, "executing program\n", 18) = 18 executing program [pid 4730] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4730] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4728] chdir("./873") = 0 [pid 4730] <... mkdirat resumed>) = 0 [pid 4730] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4730] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4730] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4730] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4730] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4730] exit_group(0 [pid 4728] <... prctl resumed>) = 0 [pid 4730] <... exit_group resumed>) = ? [pid 4728] setpgid(0, 0) = 0 [pid 4728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4730] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4728] <... openat resumed>) = 3 [pid 4728] write(3, "1000", 4) = 4 [pid 4728] close(3) = 0 [pid 4728] symlink("/dev/binderfs", "./binderfs" [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3 [pid 298] umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4728] <... symlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4728] write(1, "executing program\n", 18 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 300] umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4728] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] newfstatat(AT_FDCWD, "./889/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./889/binderfs" [pid 298] fstat(3 [pid 4728] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4728] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./889/tracing" [pid 298] getdents64(3 [pid 4728] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./889/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 298] umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./852/binderfs" [pid 4728] <... mkdirat resumed>) = 0 [pid 302] umount2("./919", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 4728] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 298] unlink("./852/binderfs" [pid 4728] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./889/tracing" [pid 4728] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(3 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4728] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4728] write(3, "p:s/p ./file0:0", 15 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(3 [pid 302] umount2("./919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4728] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./889" [pid 298] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4728] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./919/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 4728] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./890", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4728] creat(NULL, 0732 [pid 302] unlink("./919/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 4728] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] newfstatat(AT_FDCWD, "./852/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555557559750) = 4731 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4728] exit_group(0 [pid 298] umount2("./852/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 4728] <... exit_group resumed>) = ? [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./852/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./919/tracing" [pid 298] fstat(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4731 attached [pid 302] openat(AT_FDCWD, "./919/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 302] fstat(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 298] rmdir("./852/tracing" [pid 4731] set_robust_list(0x555557559760, 24) = 0 [pid 4731] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] getdents64(4 [pid 301] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] close(4 [pid 298] close(3 [pid 301] fstat(3 [pid 302] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 302] rmdir("./919/tracing" [pid 301] getdents64(3 [pid 298] rmdir("./852" [pid 4731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4731] chdir("./890") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4731] <... prctl resumed>) = 0 [pid 4731] setpgid(0, 0) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4728] +++ exited with 0 +++ [pid 302] getdents64(3 [pid 301] umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./853", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... mkdir resumed>) = 0 [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./889/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./919" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] unlink("./889/binderfs" [pid 4731] <... openat resumed>) = 3 [pid 4731] write(3, "1000", 4) = 4 [pid 4731] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 4731] <... close resumed>) = 0 [pid 4731] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 302] mkdir("./920", 0777 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4731] <... symlink resumed>) = 0 [pid 4731] write(1, "executing program\n", 18 [pid 302] <... mkdir resumed>) = 0 [pid 4731] <... write resumed>) = 18 [pid 4731] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4731] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4731] <... mkdirat resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./889/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4733 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 301] openat(AT_FDCWD, "./889/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] getdents64(3 [pid 301] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4733 attached [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./873/binderfs" [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./873/binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 299] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 299] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 299] newfstatat(AT_FDCWD, "./873/tracing" [pid 301] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./889/tracing" [pid 299] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./873/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 301] <... close resumed>) = 0 [pid 299] rmdir("./873/tracing" [pid 4733] set_robust_list(0x555557559760, 24 [pid 301] rmdir("./889" [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./873" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] mkdir("./890", 0777 [pid 299] mkdir("./874", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4733] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4734 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4731] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4731] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4731] write(3, "p:s/p ./file0:0", 15 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4735 [pid 4731] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4731] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4731] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4731] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4731] exit_group(0 [pid 4733] rt_sigprocmask(SIG_SETMASK, [] [pid 4731] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4734 attached [pid 4733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4731] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4733] chdir("./920" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4732 attached [pid 4732] set_robust_list(0x555557559760, 24) = 0 [pid 4733] <... chdir resumed>) = 0 [pid 4732] rt_sigprocmask(SIG_SETMASK, [] [pid 4733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4732] chdir("./853" [pid 300] <... restart_syscall resumed>) = 0 [pid 4734] set_robust_list(0x555557559760, 24 [pid 4733] <... prctl resumed>) = 0 [pid 300] umount2("./890", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4734] <... set_robust_list resumed>) = 0 [pid 4733] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./890/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./890/binderfs" [pid 4734] rt_sigprocmask(SIG_SETMASK, [] [pid 4733] <... setpgid resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./890/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./890/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4 [pid 4733] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./890/tracing" [pid 4734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4733] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./890" [pid 4733] <... write resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 4734] chdir("./874" [pid 300] mkdir("./891", 0777 [pid 4734] <... chdir resumed>) = 0 [pid 4733] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4733] <... close resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4736 [pid 4733] symlink("/dev/binderfs", "./binderfs" [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4732] <... chdir resumed>) = 0 [pid 4732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4734] <... prctl resumed>) = 0 [pid 4733] <... symlink resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4735 attached [pid 4734] setpgid(0, 0 [pid 4733] write(1, "executing program\n", 18 [pid 4732] setpgid(0, 0 [pid 4734] <... setpgid resumed>) = 0 [pid 4733] <... write resumed>) = 18 [pid 4735] set_robust_list(0x555557559760, 24 [pid 4732] <... setpgid resumed>) = 0 [pid 4735] <... set_robust_list resumed>) = 0 [pid 4733] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 4732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4735] rt_sigprocmask(SIG_SETMASK, [] [pid 4734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4733] <... close_range resumed>) = 0 [pid 4732] <... openat resumed>) = 3 [pid 4735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4732] write(3, "1000", 4 [pid 4733] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4735] chdir("./890" [pid 4732] <... write resumed>) = 4 [pid 4735] <... chdir resumed>) = 0 [pid 4732] close(3 [pid 4735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4732] <... close resumed>) = 0 [pid 4734] <... openat resumed>) = 3 [pid 4733] <... mkdirat resumed>) = 0 [pid 4735] <... prctl resumed>) = 0 [pid 4734] write(3, "1000", 4 [pid 4733] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4732] symlink("/dev/binderfs", "./binderfs" [pid 4735] setpgid(0, 0 [pid 4734] <... write resumed>) = 4 [pid 4733] <... mount resumed>) = 0 [pid 4732] <... symlink resumed>) = 0 [pid 4734] close(3 [pid 4733] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4735] <... setpgid resumed>) = 0 [pid 4732] write(1, "executing program\n", 18 [pid 4734] <... close resumed>) = 0 [pid 4733] <... openat resumed>) = 3 executing program [pid 4735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4734] symlink("/dev/binderfs", "./binderfs" [pid 4733] write(3, "p:s/p ./file0:0", 15 [pid 4732] <... write resumed>) = 18 [pid 4735] <... openat resumed>) = 3 [pid 4733] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4732] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4735] write(3, "1000", 4 [pid 4732] <... close_range resumed>) = 0 [pid 4735] <... write resumed>) = 4 [pid 4732] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4734] <... symlink resumed>) = 0 [pid 4733] openat(AT_FDCWD, NULL, O_WRONLY [pid 4735] close(3 [pid 4734] write(1, "executing program\n", 18 [pid 4733] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4732] <... mkdirat resumed>) = 0 [pid 4733] creat(NULL, 0732 [pid 4734] <... write resumed>) = 18 [pid 4733] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 4734] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4735] <... close resumed>) = 0 [pid 4734] <... close_range resumed>) = 0 [pid 4733] exit_group(0 [pid 4732] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4733] <... exit_group resumed>) = ? [pid 4734] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4735] symlink("/dev/binderfs", "./binderfs" [pid 4732] <... mount resumed>) = 0 [pid 4735] <... symlink resumed>) = 0 [pid 4732] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4733] +++ exited with 0 +++ [pid 4735] write(1, "executing program\n", 18 [pid 4732] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4736 attached [pid 4735] <... write resumed>) = 18 [pid 4732] write(3, "p:s/p ./file0:0", 15 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4736] set_robust_list(0x555557559760, 24 [pid 4735] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4734] <... mkdirat resumed>) = 0 [pid 4732] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4736] <... set_robust_list resumed>) = 0 [pid 4735] <... close_range resumed>) = 0 [pid 4732] openat(AT_FDCWD, NULL, O_WRONLY [pid 4736] rt_sigprocmask(SIG_SETMASK, [] [pid 4735] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4734] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4732] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4735] <... mkdirat resumed>) = 0 [pid 4734] <... mount resumed>) = 0 [pid 4732] creat(NULL, 0732 [pid 4736] chdir("./891" [pid 4735] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4734] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4732] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4736] <... chdir resumed>) = 0 [pid 4735] <... mount resumed>) = 0 [pid 4734] <... openat resumed>) = 3 [pid 4732] exit_group(0 [pid 4736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4735] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4732] <... exit_group resumed>) = ? [pid 4736] <... prctl resumed>) = 0 [pid 4735] <... openat resumed>) = 3 [pid 4734] write(3, "p:s/p ./file0:0", 15 [pid 4732] +++ exited with 0 +++ [pid 4736] setpgid(0, 0 [pid 4735] write(3, "p:s/p ./file0:0", 15 [pid 4736] <... setpgid resumed>) = 0 [pid 4735] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4734] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4735] openat(AT_FDCWD, NULL, O_WRONLY [pid 4736] <... openat resumed>) = 3 [pid 4735] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4734] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4736] write(3, "1000", 4 [pid 4735] creat(NULL, 0732 [pid 4736] <... write resumed>) = 4 [pid 4735] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4734] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4736] close(3 [pid 4735] exit_group(0 [pid 4736] <... close resumed>) = 0 [pid 4735] <... exit_group resumed>) = ? [pid 4734] creat(NULL, 0732 [pid 4736] symlink("/dev/binderfs", "./binderfs" [pid 4735] +++ exited with 0 +++ [pid 4734] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4736] <... symlink resumed>) = 0 [pid 4734] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4734] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4736] write(1, "executing program\n", 18) = 18 [pid 4736] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4736] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4734] +++ exited with 0 +++ [pid 4736] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4736] <... mount resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4736] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4736] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4736] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4736] creat(NULL, 0732) = -1 EFAULT (Bad address) executing program [pid 4736] exit_group(0) = ? [pid 4736] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 300] umount2("./891", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./891/binderfs" [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./891/binderfs" [pid 302] umount2("./920", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = 0 [pid 302] fstat(3 [pid 298] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./891/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./920/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./853/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./891/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./920/binderfs" [pid 300] <... openat resumed>) = 4 [pid 298] unlink("./853/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 300] fstat(4 [pid 298] <... unlink resumed>) = 0 [pid 302] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 302] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./920/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./853/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] umount2("./853/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./891/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./920/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./853/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 302] <... openat resumed>) = 4 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] fstat(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rmdir("./891" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 298] close(4) = 0 [pid 298] rmdir("./853/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] close(4 [pid 300] mkdir("./892", 0777 [pid 299] umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./853" [pid 302] rmdir("./920/tracing" [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./854", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 302] getdents64(3 [pid 301] umount2("./890", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] close(3 [pid 301] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./920" [pid 301] fstat(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4738 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./890/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./890/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4737 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] mkdir("./921", 0777 [pid 301] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4738 attached [pid 4738] set_robust_list(0x555557559760, 24 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./874/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./890/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./890/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./874/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4739 [pid 301] <... openat resumed>) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 299] <... unlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 299] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 301] rmdir("./890/tracing" [pid 299] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4739 attached ci2-android-5-10/strace-static-x86_64: Process 4737 attached [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 299] newfstatat(AT_FDCWD, "./874/tracing" [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./890" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4739] set_robust_list(0x555557559760, 24 [pid 4737] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./891", 0777 [pid 4739] <... set_robust_list resumed>) = 0 [pid 4737] <... set_robust_list resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] openat(AT_FDCWD, "./874/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4739] rt_sigprocmask(SIG_SETMASK, [] [pid 4737] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... openat resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4740 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4738] <... set_robust_list resumed>) = 0 [pid 299] fstat(4 [pid 4737] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4740 attached [pid 4739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4738] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(4 [pid 4738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4738] chdir("./854" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4738] <... chdir resumed>) = 0 [pid 299] getdents64(4 [pid 4737] chdir("./892" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] close(4 [pid 4737] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./874/tracing" [pid 4738] <... prctl resumed>) = 0 [pid 4738] setpgid(0, 0) = 0 [pid 4738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4737] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4738] <... openat resumed>) = 3 [pid 4737] setpgid(0, 0 [pid 299] getdents64(3 [pid 4738] write(3, "1000", 4 [pid 4737] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4739] chdir("./921" [pid 299] close(3 [pid 4738] <... write resumed>) = 4 [pid 4737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 4739] <... chdir resumed>) = 0 [pid 299] rmdir("./874" [pid 4738] close(3) = 0 [pid 4738] symlink("/dev/binderfs", "./binderfs" [pid 4739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4738] <... symlink resumed>) = 0 [pid 4737] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4738] write(1, "executing program\n", 18 [pid 4737] write(3, "1000", 4 [pid 299] mkdir("./875", 0777 [pid 4739] <... prctl resumed>) = 0 [pid 4738] <... write resumed>) = 18 [pid 4738] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4738] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4739] setpgid(0, 0 [pid 4738] <... mkdirat resumed>) = 0 [pid 4737] <... write resumed>) = 4 executing program [pid 4740] set_robust_list(0x555557559760, 24 [pid 299] <... mkdir resumed>) = 0 [pid 4739] <... setpgid resumed>) = 0 [pid 4737] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4738] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4737] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4738] <... mount resumed>) = 0 [pid 4738] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4738] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4737] symlink("/dev/binderfs", "./binderfs" [pid 4739] <... openat resumed>) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4741 [pid 4738] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4737] <... symlink resumed>) = 0 [pid 4738] creat(NULL, 0732 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4739] write(3, "1000", 4 [pid 4737] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4738] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4737] <... write resumed>) = 18 [pid 4739] <... write resumed>) = 4 [pid 4737] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4739] close(3 [pid 4738] exit_group(0) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4741 attached [pid 4740] <... set_robust_list resumed>) = 0 [pid 4739] <... close resumed>) = 0 [pid 4738] +++ exited with 0 +++ [pid 4737] <... close_range resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4739] symlink("/dev/binderfs", "./binderfs" [pid 4737] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4740] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4737] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4739] <... symlink resumed>) = 0 [pid 4737] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4739] write(1, "executing program\n", 18 [pid 4737] <... mount resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 298] newfstatat(AT_FDCWD, "./854/binderfs" [pid 4739] <... write resumed>) = 18 [pid 4737] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./854/binderfs" [pid 4737] <... openat resumed>) = 3 [pid 4739] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4737] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4739] <... close_range resumed>) = 0 [pid 4737] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4739] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4737] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4741] set_robust_list(0x555557559760, 24 [pid 4740] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./854/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./854/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4739] <... mkdirat resumed>) = 0 [pid 298] openat(AT_FDCWD, "./854/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4737] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4739] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 4 [pid 4737] creat(NULL, 0732 [pid 4739] <... mount resumed>) = 0 [pid 298] fstat(4 [pid 4739] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4737] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4737] exit_group(0 [pid 4739] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4739] write(3, "p:s/p ./file0:0", 15 [pid 4737] <... exit_group resumed>) = ? [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4739] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] close(4) = 0 [pid 298] rmdir("./854/tracing" [pid 4739] openat(AT_FDCWD, NULL, O_WRONLY [pid 4737] +++ exited with 0 +++ [pid 298] <... rmdir resumed>) = 0 [pid 4739] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 4739] creat(NULL, 0732 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4739] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 4740] chdir("./891" [pid 4739] exit_group(0 [pid 298] <... close resumed>) = 0 [pid 4740] <... chdir resumed>) = 0 [pid 4739] <... exit_group resumed>) = ? [pid 298] rmdir("./854") = 0 [pid 298] mkdir("./855", 0777 [pid 4741] <... set_robust_list resumed>) = 0 [pid 4740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4739] +++ exited with 0 +++ [pid 298] <... mkdir resumed>) = 0 [pid 4740] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4740] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4740] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4741] rt_sigprocmask(SIG_SETMASK, [] [pid 4740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 4742 attached [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4742 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4742] set_robust_list(0x555557559760, 24 [pid 4740] <... openat resumed>) = 3 [pid 4740] write(3, "1000", 4 [pid 4742] <... set_robust_list resumed>) = 0 [pid 4741] chdir("./875") = 0 [pid 4740] <... write resumed>) = 4 [pid 4741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4740] close(3 [pid 4742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4741] <... prctl resumed>) = 0 [pid 4740] <... close resumed>) = 0 [pid 4741] setpgid(0, 0 [pid 4740] symlink("/dev/binderfs", "./binderfs" [pid 4741] <... setpgid resumed>) = 0 [pid 4740] <... symlink resumed>) = 0 [pid 4742] chdir("./855" [pid 4740] write(1, "executing program\n", 18 executing program [pid 4741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4740] <... write resumed>) = 18 [pid 4740] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4742] <... chdir resumed>) = 0 [pid 4741] <... openat resumed>) = 3 [pid 4740] <... close_range resumed>) = 0 [pid 4742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4741] write(3, "1000", 4 [pid 4740] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4742] <... prctl resumed>) = 0 [pid 4741] <... write resumed>) = 4 [pid 4740] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4742] setpgid(0, 0 [pid 4741] close(3 [pid 4740] <... mount resumed>) = 0 [pid 4741] <... close resumed>) = 0 [pid 4742] <... setpgid resumed>) = 0 [pid 4741] symlink("/dev/binderfs", "./binderfs" [pid 4740] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4740] <... openat resumed>) = 3 [pid 4742] <... openat resumed>) = 3 [pid 4741] <... symlink resumed>) = 0 [pid 4740] write(3, "p:s/p ./file0:0", 15 [pid 4742] write(3, "1000", 4 [pid 4740] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4742] <... write resumed>) = 4 [pid 4740] openat(AT_FDCWD, NULL, O_WRONLY [pid 4742] close(3 [pid 4741] write(1, "executing program\n", 18 [pid 4740] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4742] <... close resumed>) = 0 [pid 4740] creat(NULL, 0732 [pid 4742] symlink("/dev/binderfs", "./binderfs" [pid 4740] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 4742] <... symlink resumed>) = 0 [pid 4741] <... write resumed>) = 18 [pid 4740] exit_group(0 [pid 4742] write(1, "executing program\n", 18 [pid 4740] <... exit_group resumed>) = ? executing program [pid 4742] <... write resumed>) = 18 [pid 4741] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4740] +++ exited with 0 +++ [pid 4742] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4741] <... close_range resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4742] <... close_range resumed>) = 0 [pid 4742] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4741] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4742] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4741] <... mkdirat resumed>) = 0 [pid 4742] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4741] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4742] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./892", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4741] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4741] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4742] <... openat resumed>) = 3 [pid 300] <... openat resumed>) = 3 [pid 4741] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4742] write(3, "p:s/p ./file0:0", 15 [pid 4741] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(3 [pid 4742] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4741] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4741] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4741] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./921", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4741] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./892/binderfs" [pid 4741] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] unlink("./892/binderfs" [pid 302] fstat(3 [pid 4741] exit_group(0 [pid 4742] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... unlink resumed>) = 0 [pid 4741] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4742] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4742] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 4742] exit_group(0 [pid 302] umount2("./921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./921/binderfs" [pid 300] newfstatat(AT_FDCWD, "./892/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./921/binderfs" [pid 300] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4742] <... exit_group resumed>) = ? [pid 4742] +++ exited with 0 +++ [pid 4741] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 300] openat(AT_FDCWD, "./892/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./891", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./921/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./921/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(4 [pid 298] umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./892/tracing" [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 300] <... rmdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./891/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3 [pid 298] umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 301] unlink("./891/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./855/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 301] <... unlink resumed>) = 0 [pid 300] close(3 [pid 298] unlink("./855/binderfs" [pid 302] <... close resumed>) = 0 [pid 301] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] rmdir("./921/tracing" [pid 300] rmdir("./892" [pid 298] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./855/tracing" [pid 302] getdents64(3 [pid 301] newfstatat(AT_FDCWD, "./891/tracing" [pid 300] mkdir("./893", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./855/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./855/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] fstat(4 [pid 302] close(3 [pid 301] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 302] rmdir("./921" [pid 301] openat(AT_FDCWD, "./891/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 302] mkdir("./922", 0777 [pid 301] fstat(4 [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] rmdir("./855/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4743 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./875/binderfs" [pid 298] rmdir("./855" [pid 301] close(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4743 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4744 [pid 301] <... close resumed>) = 0 [pid 299] unlink("./875/binderfs" [pid 298] mkdir("./856", 0777ci2-android-5-10/strace-static-x86_64: Process 4744 attached [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./891/tracing" [pid 299] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 299] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4744] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4745 attached [pid 4744] <... set_robust_list resumed>) = 0 [pid 301] close(3 [pid 299] newfstatat(AT_FDCWD, "./875/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4745 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./875/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./891" [pid 299] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4744] rt_sigprocmask(SIG_SETMASK, [] [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./875/tracing" [pid 4745] set_robust_list(0x555557559760, 24 [pid 4744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4743] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4743] <... set_robust_list resumed>) = 0 [pid 299] close(3 [pid 4744] chdir("./922" [pid 4745] <... set_robust_list resumed>) = 0 [pid 4743] rt_sigprocmask(SIG_SETMASK, [] [pid 301] mkdir("./892", 0777 [pid 299] <... close resumed>) = 0 [pid 4743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rmdir("./875" [pid 4744] <... chdir resumed>) = 0 [pid 4743] chdir("./893" [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4743] <... chdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] mkdir("./876", 0777 [pid 4745] rt_sigprocmask(SIG_SETMASK, [] [pid 4744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4744] <... prctl resumed>) = 0 [pid 4743] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4743] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4743] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4747 attached [pid 4745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4744] setpgid(0, 0 [pid 4743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4747] set_robust_list(0x555557559760, 24 [pid 4745] chdir("./856" [pid 4744] <... setpgid resumed>) = 0 [pid 4743] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4746 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4747 [pid 4743] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4743] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4743] close(3 [pid 4744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4745] <... chdir resumed>) = 0 [pid 4743] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4747] <... set_robust_list resumed>) = 0 [pid 4743] symlink("/dev/binderfs", "./binderfs" [pid 4745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4744] <... openat resumed>) = 3 [pid 4743] <... symlink resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4743] write(1, "executing program\n", 18) = 18 [pid 4743] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4743] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4745] <... prctl resumed>) = 0 executing program [pid 4744] write(3, "1000", 4 [pid 4747] rt_sigprocmask(SIG_SETMASK, [] [pid 4745] setpgid(0, 0 [pid 4744] <... write resumed>) = 4 [pid 4743] <... mkdirat resumed>) = 0 [pid 4743] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4744] close(3 [pid 4747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4745] <... setpgid resumed>) = 0 [pid 4744] <... close resumed>) = 0 [pid 4743] <... mount resumed>) = 0 [pid 4743] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4743] write(3, "p:s/p ./file0:0", 15 [pid 4744] symlink("/dev/binderfs", "./binderfs" [pid 4743] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4743] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4744] <... symlink resumed>) = 0 [pid 4743] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4743] exit_group(0) = ? [pid 4747] chdir("./876" [pid 4745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4744] write(1, "executing program\n", 18 [pid 4743] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4746 attached [pid 4744] <... write resumed>) = 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 4746] set_robust_list(0x555557559760, 24 [pid 4744] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4744] <... close_range resumed>) = 0 [pid 4746] <... set_robust_list resumed>) = 0 [pid 4746] rt_sigprocmask(SIG_SETMASK, [] [pid 4744] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4746] chdir("./892") = 0 [pid 4746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4746] setpgid(0, 0 [pid 4744] <... mkdirat resumed>) = 0 [pid 4746] <... setpgid resumed>) = 0 [pid 4746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4745] <... openat resumed>) = 3 [pid 4744] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 4747] <... chdir resumed>) = 0 [pid 4746] write(3, "1000", 4) = 4 [pid 4744] <... mount resumed>) = 0 [pid 4744] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4746] close(3) = 0 [pid 4744] <... openat resumed>) = 3 [pid 300] umount2("./893", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4744] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4746] symlink("/dev/binderfs", "./binderfs" [pid 4744] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4744] openat(AT_FDCWD, NULL, O_WRONLY [pid 4746] <... symlink resumed>) = 0 [pid 4747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4745] write(3, "1000", 4 [pid 4744] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 4744] creat(NULL, 0732 [pid 300] fstat(3 [pid 4746] write(1, "executing program\n", 18 [pid 4744] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4745] <... write resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4745] close(3 [pid 4744] exit_group(0 [pid 300] getdents64(3 [pid 4744] <... exit_group resumed>) = ? [pid 4746] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4746] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4746] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4745] <... close resumed>) = 0 [pid 4744] +++ exited with 0 +++ [pid 300] umount2("./893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4747] <... prctl resumed>) = 0 [pid 4745] symlink("/dev/binderfs", "./binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./893/binderfs" [pid 4746] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4746] <... mount resumed>) = 0 [pid 4745] <... symlink resumed>) = 0 [pid 300] unlink("./893/binderfs" [pid 4746] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4746] write(3, "p:s/p ./file0:0", 15 [pid 300] <... unlink resumed>) = 0 [pid 4745] write(1, "executing program\n", 18 [pid 300] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4746] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4745] <... write resumed>) = 18 executing program [pid 300] <... umount2 resumed>) = 0 [pid 4746] openat(AT_FDCWD, NULL, O_WRONLY [pid 4745] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4746] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4745] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4746] creat(NULL, 0732 [pid 300] newfstatat(AT_FDCWD, "./893/tracing" [pid 4745] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4746] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4746] exit_group(0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4746] <... exit_group resumed>) = ? [pid 300] openat(AT_FDCWD, "./893/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4747] setpgid(0, 0 [pid 4746] +++ exited with 0 +++ [pid 4745] <... mkdirat resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4747] <... setpgid resumed>) = 0 [pid 4745] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4745] <... mount resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4745] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4745] <... openat resumed>) = 3 [pid 300] close(4) = 0 [pid 4745] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./893/tracing") = 0 [pid 300] getdents64(3 [pid 4745] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 4745] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 4745] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./893") = 0 [pid 4745] creat(NULL, 0732 [pid 300] mkdir("./894", 0777 [pid 4745] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4745] exit_group(0 [pid 4747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4745] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4748 ci2-android-5-10/strace-static-x86_64: Process 4748 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4748] set_robust_list(0x555557559760, 24) = 0 [pid 4748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4748] chdir("./894") = 0 [pid 4748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4748] setpgid(0, 0) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 4748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4745] +++ exited with 0 +++ [pid 4748] <... openat resumed>) = 3 [pid 4748] write(3, "1000", 4 [pid 301] umount2("./892", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4748] <... write resumed>) = 4 [pid 4748] close(3 [pid 301] <... openat resumed>) = 3 [pid 4748] <... close resumed>) = 0 [pid 301] fstat(3 [pid 4748] symlink("/dev/binderfs", "./binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4748] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 4747] <... openat resumed>) = 3 [pid 4748] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4748] <... write resumed>) = 18 [pid 301] umount2("./892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4748] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4748] <... close_range resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./892/binderfs" [pid 4748] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4748] <... mkdirat resumed>) = 0 [pid 4747] write(3, "1000", 4 [pid 301] unlink("./892/binderfs" [pid 4748] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4748] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4748] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 4748] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4747] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4747] close(3 [pid 301] newfstatat(AT_FDCWD, "./892/tracing" [pid 4748] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4747] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4748] openat(AT_FDCWD, NULL, O_WRONLY [pid 4747] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4748] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4748] creat(NULL, 0732 [pid 301] openat(AT_FDCWD, "./892/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4748] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 4 [pid 4747] <... symlink resumed>) = 0 [pid 301] fstat(4 [pid 4748] exit_group(0 [pid 4747] write(1, "executing program\n", 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4748] <... exit_group resumed>) = ? [pid 301] getdents64(4 [pid 4747] <... write resumed>) = 18 executing program [pid 4748] +++ exited with 0 +++ [pid 4747] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4747] <... close_range resumed>) = 0 [pid 301] getdents64(4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4747] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] close(4) = 0 [pid 301] rmdir("./892/tracing") = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./892" [pid 4747] <... mkdirat resumed>) = 0 [pid 4747] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 302] umount2("./922", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./893", 0777 [pid 4747] <... mount resumed>) = 0 [pid 302] openat(AT_FDCWD, "./922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 4747] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... mkdir resumed>) = 0 [pid 302] umount2("./922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4747] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./922/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4747] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./922/binderfs") = 0 [pid 302] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 4747] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4749 [pid 302] newfstatat(AT_FDCWD, "./922/tracing" [pid 4747] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4747] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./922/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4747] creat(NULL, 0732 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4747] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./922/tracing" [pid 4747] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 4747] <... exit_group resumed>) = ? [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./922") = 0 [pid 4747] +++ exited with 0 +++ [pid 302] mkdir("./923", 0777 [pid 298] umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4750 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4750 [pid 298] fstat(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4749 attached , 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4749] set_robust_list(0x555557559760, 24 [pid 298] umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4749] <... set_robust_list resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4749] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./856/binderfs" [pid 4749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] unlink("./856/binderfs" [pid 4749] chdir("./893") = 0 [pid 298] <... unlink resumed>) = 0 [pid 4749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4749] <... prctl resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./856/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./894", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 300] openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./856/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... openat resumed>) = 3 [pid 299] umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./856/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./876/binderfs" [pid 298] <... openat resumed>) = 4 [pid 4749] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 300] umount2("./894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./876/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4749] <... setpgid resumed>) = 0 [pid 4749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./894/binderfs" [pid 298] getdents64(4 [pid 299] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4749] <... openat resumed>) = 3 [pid 300] unlink("./894/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 4749] write(3, "1000", 4) = 4 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 4749] close(3 [pid 299] newfstatat(AT_FDCWD, "./876/tracing" [pid 298] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./856/tracing" [pid 299] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4749] <... close resumed>) = 0 [pid 4749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./876/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 300] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./894/tracing" [pid 298] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 300] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4749] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] rmdir("./856" [pid 300] openat(AT_FDCWD, "./894/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4749] <... write resumed>) = 18 [pid 4749] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4749] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] close(4 [pid 300] fstat(4 executing program [pid 298] mkdir("./857", 0777 [pid 4749] <... mkdirat resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] rmdir("./876/tracing" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4749] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4749] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4749] <... openat resumed>) = 3 [pid 4749] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4749] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 299] close(3 [pid 300] rmdir("./894/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4751 [pid 4749] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4749] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./876" [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4750] set_robust_list(0x555557559760, 24 [pid 4749] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] mkdir("./877", 0777 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4751 attached [pid 4751] set_robust_list(0x555557559760, 24) = 0 [pid 4751] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 300] rmdir("./894" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4751] chdir("./857") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./895", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4751] setpgid(0, 0) = 0 [pid 4751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 4751] <... openat resumed>) = 3 [pid 4751] write(3, "1000", 4) = 4 [pid 4751] close(3) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4752 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4751] symlink("/dev/binderfs", "./binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./893", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4751] <... symlink resumed>) = 0 [pid 4751] write(1, "executing program\n", 18) = 18 [pid 4751] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4753 [pid 301] <... openat resumed>) = 3 [pid 4751] <... close_range resumed>) = 0 executing program [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4751] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4753 attached [pid 4751] <... mkdirat resumed>) = 0 [pid 4750] <... set_robust_list resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4751] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4751] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4751] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] newfstatat(AT_FDCWD, "./893/binderfs" [pid 4751] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4750] rt_sigprocmask(SIG_SETMASK, [] [pid 301] unlink("./893/binderfs" [pid 4751] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 4751] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4751] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 4750] chdir("./923" [pid 301] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4751] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4750] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./893/tracing" [pid 4751] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4751] exit_group(0 [pid 4750] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4751] <... exit_group resumed>) = ? [pid 4750] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./893/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4753] set_robust_list(0x555557559760, 24 [pid 4751] +++ exited with 0 +++ [pid 4750] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4752 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4752] set_robust_list(0x555557559760, 24 [pid 301] getdents64(4 [pid 4752] <... set_robust_list resumed>) = 0 [pid 4752] rt_sigprocmask(SIG_SETMASK, [] [pid 4750] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4750] write(3, "1000", 4 [pid 301] getdents64(4 [pid 4752] chdir("./877" [pid 4750] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4752] <... chdir resumed>) = 0 [pid 4750] close(3 [pid 301] close(4 [pid 4752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4750] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4752] <... prctl resumed>) = 0 [pid 4750] symlink("/dev/binderfs", "./binderfs" [pid 301] rmdir("./893/tracing" [pid 4752] setpgid(0, 0) = 0 [pid 4752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4750] <... symlink resumed>) = 0 [pid 301] getdents64(3 [pid 4752] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4750] write(1, "executing program\n", 18 [pid 301] close(3 [pid 4752] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 4752] close(3 [pid 301] rmdir("./893" [pid 4750] <... write resumed>) = 18 [pid 4752] <... close resumed>) = 0 [pid 4752] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 4750] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... rmdir resumed>) = 0 [pid 4752] write(1, "executing program\n", 18 [pid 301] mkdir("./894", 0777 [pid 4750] <... close_range resumed>) = 0 [pid 4752] <... write resumed>) = 18 [pid 4752] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4752] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4753] <... set_robust_list resumed>) = 0 [pid 4752] <... mkdirat resumed>) = 0 [pid 4750] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 4752] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4752] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4750] <... mkdirat resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4752] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4752] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4752] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4752] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4750] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4752] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4754 [pid 4750] <... mount resumed>) = 0 [pid 4752] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4750] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4753] rt_sigprocmask(SIG_SETMASK, [] [pid 4752] +++ exited with 0 +++ [pid 4750] <... openat resumed>) = 3 [pid 4750] write(3, "p:s/p ./file0:0", 15 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4754 attached [pid 4750] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4754] set_robust_list(0x555557559760, 24) = 0 [pid 4754] rt_sigprocmask(SIG_SETMASK, [] [pid 4753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4750] openat(AT_FDCWD, NULL, O_WRONLY [pid 4754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4754] chdir("./894" [pid 4750] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4753] chdir("./895" [pid 4750] creat(NULL, 0732 [pid 4754] <... chdir resumed>) = 0 [pid 4754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4754] setpgid(0, 0) = 0 [pid 4754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4750] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4753] <... chdir resumed>) = 0 [pid 4750] exit_group(0 [pid 4753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4754] <... openat resumed>) = 3 [pid 4753] <... prctl resumed>) = 0 [pid 4750] <... exit_group resumed>) = ? [pid 4754] write(3, "1000", 4) = 4 [pid 4754] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 4754] <... close resumed>) = 0 [pid 4754] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4754] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4753] setpgid(0, 0 [pid 4750] +++ exited with 0 +++ [pid 298] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4753] <... setpgid resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... openat resumed>) = 3 [pid 4754] <... write resumed>) = 18 [pid 298] fstat(3 [pid 4754] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4754] <... close_range resumed>) = 0 [pid 298] getdents64(3 [pid 4754] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4753] <... openat resumed>) = 3 executing program [pid 298] umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4754] <... mkdirat resumed>) = 0 [pid 4753] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4754] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] newfstatat(AT_FDCWD, "./857/binderfs" [pid 4753] <... write resumed>) = 4 [pid 4754] <... mount resumed>) = 0 [pid 4753] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] unlink("./857/binderfs" [pid 4753] <... close resumed>) = 0 [pid 4754] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4754] write(3, "p:s/p ./file0:0", 15 [pid 298] <... unlink resumed>) = 0 [pid 4754] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4753] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4754] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4754] creat(NULL, 0732 [pid 299] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4754] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 4753] <... symlink resumed>) = 0 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = 0 [pid 4753] write(1, "executing program\n", 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4754] exit_group(0 [pid 4753] <... write resumed>) = 18 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4754] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4753] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 298] newfstatat(AT_FDCWD, "./857/tracing" [pid 299] umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4753] <... close_range resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4753] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./857/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./877/binderfs" [pid 302] umount2("./923", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./857/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4753] <... mkdirat resumed>) = 0 [pid 302] openat(AT_FDCWD, "./923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./877/binderfs" [pid 4753] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 4 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 299] <... unlink resumed>) = 0 [pid 298] fstat(4 [pid 4753] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4754] +++ exited with 0 +++ [pid 4753] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./923/binderfs" [pid 299] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4753] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4753] write(3, "p:s/p ./file0:0", 15 [pid 302] unlink("./923/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 4753] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] newfstatat(AT_FDCWD, "./877/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4753] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4753] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = 0 [pid 298] close(4 [pid 302] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4753] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 4753] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] newfstatat(AT_FDCWD, "./923/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./857/tracing" [pid 4753] exit_group(0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./877/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./923/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 4753] <... exit_group resumed>) = ? [pid 302] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(4 [pid 299] getdents64(4 [pid 298] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 4753] +++ exited with 0 +++ [pid 302] rmdir("./923/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./857" [pid 302] <... rmdir resumed>) = 0 [pid 299] close(4 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./923") = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... close resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] mkdir("./924", 0777 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rmdir("./877/tracing" [pid 298] mkdir("./858", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4755 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./894", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4756 attached [pid 301] <... openat resumed>) = 3 [pid 299] rmdir("./877" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4756 [pid 301] fstat(3 [pid 4756] set_robust_list(0x555557559760, 24) = 0 [pid 4756] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./878", 0777 [pid 301] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4756] chdir("./858") = 0 [pid 4756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4756] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./894/binderfs" [pid 4756] <... setpgid resumed>) = 0 [pid 4756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4757 [pid 301] unlink("./894/binderfs" [pid 4756] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4756] <... write resumed>) = 4 [pid 4756] close(3 [pid 301] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4756] <... close resumed>) = 0 [pid 301] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4756] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4755 attached ) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4756] write(1, "executing program\n", 18 [pid 301] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4756] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4756] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./894/tracing" [pid 4756] <... close_range resumed>) = 0 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4756] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4756] <... mkdirat resumed>) = 0 [pid 4755] set_robust_list(0x555557559760, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./894/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4756] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 4756] <... mount resumed>) = 0 [pid 301] fstat(4 [pid 4755] <... set_robust_list resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./895", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4756] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 4756] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] close(4 [pid 300] fstat(3 [pid 301] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] rmdir("./894/tracing" [pid 300] getdents64(3 [pid 4756] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 4756] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(3 [pid 300] umount2("./895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4756] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4756] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./895/binderfs" [pid 301] rmdir("./894" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4756] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4756] exit_group(0) = ? [pid 4756] +++ exited with 0 +++ [pid 4755] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 300] unlink("./895/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4757 attached [pid 4757] set_robust_list(0x555557559760, 24) = 0 [pid 4757] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] mkdir("./895", 0777 [pid 300] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4757] chdir("./878") = 0 [pid 4757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4757] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 4757] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4757] write(3, "1000", 4) = 4 [pid 300] newfstatat(AT_FDCWD, "./895/tracing" [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4758 [pid 4757] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4757] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./895/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4757] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 4757] <... symlink resumed>) = 0 [pid 4755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(4 [pid 4757] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4757] <... write resumed>) = 18 [pid 300] getdents64(4 executing program [pid 4757] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4757] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(4 [pid 4757] <... mkdirat resumed>) = 0 [pid 4755] chdir("./924" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4757] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(4 [pid 4757] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4757] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] rmdir("./895/tracing" [pid 4757] <... openat resumed>) = 3 [pid 4757] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rmdir resumed>) = 0 [pid 4757] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 4757] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4757] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] close(3 [pid 4757] creat(NULL, 0732 [pid 300] <... close resumed>) = 0 [pid 4757] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] rmdir("./895" [pid 4757] exit_group(0) = ? [pid 4757] +++ exited with 0 +++ [pid 4755] <... chdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./896", 0777 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4758 attached [pid 4758] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4758] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4758] chdir("./895") = 0 [pid 4758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4758] setpgid(0, 0) = 0 [pid 4758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4759 [pid 4758] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4755] <... prctl resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4758] write(3, "1000", 4) = 4 [pid 4758] close(3) = 0 [pid 4758] symlink("/dev/binderfs", "./binderfs" [pid 4755] setpgid(0, 0 [pid 4758] <... symlink resumed>) = 0 [pid 4755] <... setpgid resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4758] write(1, "executing program\n", 18) = 18 [pid 4758] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4758] <... close_range resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4758] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4755] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 executing program [pid 4755] write(3, "1000", 4 [pid 298] fstat(3 [pid 4758] <... mkdirat resumed>) = 0 [pid 4755] <... write resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4755] close(3 [pid 298] getdents64(3 [pid 4758] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4755] <... close resumed>) = 0 [pid 299] umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4755] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4758] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./858/binderfs" [pid 299] fstat(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4755] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./858/binderfs" [pid 4755] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 4758] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 4758] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4755] <... write resumed>) = 18 [pid 298] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4758] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4755] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 4755] <... close_range resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./878/binderfs" [pid 298] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./878/binderfs" [pid 4755] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./858/tracing" [pid 4758] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./858/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4758] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./858/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./878/tracing" [pid 298] fstat(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4758] creat(NULL, 0732 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./878/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4758] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 298] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 298] rmdir("./858/tracing" [pid 4758] exit_group(0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4758] <... exit_group resumed>) = ? [pid 4758] +++ exited with 0 +++ [pid 4755] <... mkdirat resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 4755] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./878/tracing" [pid 298] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4759 attached [pid 4759] set_robust_list(0x555557559760, 24) = 0 [pid 4759] rt_sigprocmask(SIG_SETMASK, [] [pid 4755] <... mount resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./858" [pid 4759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 4759] chdir("./896" [pid 4755] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 298] mkdir("./859", 0777 [pid 299] <... close resumed>) = 0 [pid 4759] <... chdir resumed>) = 0 [pid 4759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4759] setpgid(0, 0) = 0 [pid 4759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rmdir("./878" [pid 298] <... mkdir resumed>) = 0 [pid 4755] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4759] <... openat resumed>) = 3 [pid 4759] write(3, "1000", 4 [pid 299] <... rmdir resumed>) = 0 [pid 4755] write(3, "p:s/p ./file0:0", 15 [pid 299] mkdir("./879", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4759] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4759] close(3) = 0 [pid 4759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4755] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./895", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4755] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4759] write(1, "executing program\n", 18) = 18 [pid 4759] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4759] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4755] <... openat resumed>) = -1 EFAULT (Bad address) executing program [pid 301] openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 4755] creat(NULL, 0732 [pid 301] fstat(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4760 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4759] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4759] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4759] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4761 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4759] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4755] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4755] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./895/binderfs" [pid 4755] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4759] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] unlink("./895/binderfs" [pid 4759] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4759] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 4759] exit_group(0 [pid 301] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4759] <... exit_group resumed>) = ? [pid 4759] +++ exited with 0 +++ [pid 4755] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4761 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] newfstatat(AT_FDCWD, "./895/tracing" [pid 4761] set_robust_list(0x555557559760, 24 [pid 302] umount2("./924", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./895/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... openat resumed>) = 4 [pid 302] umount2("./924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./924/binderfs" [pid 300] umount2("./896", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 302] unlink("./924/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4761] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 301] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] newfstatat(AT_FDCWD, "./924/tracing" [pid 301] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4760 attached [pid 302] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./895/tracing" [pid 4761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4760] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4760] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./924/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4761] chdir("./879" [pid 4760] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 300] umount2("./896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] <... chdir resumed>) = 0 [pid 4760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(4 [pid 301] getdents64(3 [pid 4761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4760] chdir("./859" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4760] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 301] close(3 [pid 4761] <... prctl resumed>) = 0 [pid 4760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./896/binderfs" [pid 4761] setpgid(0, 0 [pid 4760] <... prctl resumed>) = 0 [pid 302] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4761] <... setpgid resumed>) = 0 [pid 4760] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./895" [pid 4760] <... setpgid resumed>) = 0 [pid 302] close(4 [pid 4760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 4760] <... openat resumed>) = 3 [pid 302] rmdir("./924/tracing" [pid 300] unlink("./896/binderfs" [pid 4761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4760] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4761] <... openat resumed>) = 3 [pid 4760] <... write resumed>) = 4 [pid 302] getdents64(3 [pid 301] mkdir("./896", 0777 [pid 300] <... unlink resumed>) = 0 [pid 4760] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4760] <... close resumed>) = 0 [pid 302] close(3 [pid 4760] symlink("/dev/binderfs", "./binderfs" [pid 302] <... close resumed>) = 0 [pid 4760] <... symlink resumed>) = 0 [pid 302] rmdir("./924" [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] write(3, "1000", 4 [pid 4760] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4761] <... write resumed>) = 4 executing program [pid 4760] <... write resumed>) = 18 [pid 302] mkdir("./925", 0777 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4761] close(3 [pid 4760] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4760] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4760] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4761] <... close resumed>) = 0 [pid 4760] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4761] symlink("/dev/binderfs", "./binderfs" [pid 4760] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4762 [pid 300] newfstatat(AT_FDCWD, "./896/tracing" [pid 4760] <... mount resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4763 [pid 4761] <... symlink resumed>) = 0 [pid 4760] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4763 attached [pid 4761] write(1, "executing program\n", 18 [pid 4760] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] <... write resumed>) = 18 [pid 4760] write(3, "p:s/p ./file0:0", 15 [pid 4761] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4760] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4763] set_robust_list(0x555557559760, 24 [pid 4761] <... close_range resumed>) = 0 [pid 300] openat(AT_FDCWD, "./896/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4760] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4760] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4760] exit_group(0) = ? [pid 4763] <... set_robust_list resumed>) = 0 [pid 4761] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4760] +++ exited with 0 +++ [pid 300] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4762 attached [pid 300] getdents64(4 [pid 4762] set_robust_list(0x555557559760, 24 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4762] <... set_robust_list resumed>) = 0 [pid 4761] <... mkdirat resumed>) = 0 [pid 300] close(4 [pid 298] <... openat resumed>) = 3 [pid 4762] rt_sigprocmask(SIG_SETMASK, [] [pid 4761] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 298] fstat(3 [pid 300] rmdir("./896/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4762] chdir("./896") = 0 [pid 4762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4762] <... prctl resumed>) = 0 [pid 4762] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 4761] <... mount resumed>) = 0 [pid 298] umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4761] <... openat resumed>) = 3 [pid 300] close(3 [pid 298] newfstatat(AT_FDCWD, "./859/binderfs" [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4761] write(3, "p:s/p ./file0:0", 15 [pid 300] rmdir("./896" [pid 298] unlink("./859/binderfs" [pid 4762] <... setpgid resumed>) = 0 [pid 4762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 4762] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 298] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] mkdir("./897", 0777 [pid 4762] write(3, "1000", 4) = 4 [pid 4762] close(3) = 0 [pid 4762] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4761] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4761] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4761] creat(NULL, 0732 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4761] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4762] write(1, "executing program\n", 18 [pid 298] newfstatat(AT_FDCWD, "./859/tracing" [pid 4762] <... write resumed>) = 18 [pid 4762] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4762] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4761] exit_group(0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4761] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4764 [pid 298] umount2("./859/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4762] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] openat(AT_FDCWD, "./859/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4762] <... mount resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 4762] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] fstat(4 [pid 4762] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4762] write(3, "p:s/p ./file0:0", 15 [pid 298] getdents64(4 [pid 4761] +++ exited with 0 +++ [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(4 [pid 4762] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... close resumed>) = 0 [pid 4762] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rmdir("./859/tracing" [pid 4762] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4762] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4763] rt_sigprocmask(SIG_SETMASK, [] [pid 4762] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 4762] <... exit_group resumed>) = ? [pid 4763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4762] +++ exited with 0 +++ [pid 298] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4764 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 4764] set_robust_list(0x555557559760, 24 [pid 298] <... close resumed>) = 0 [pid 4764] <... set_robust_list resumed>) = 0 [pid 298] rmdir("./859" [pid 4764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4764] chdir("./897" [pid 298] <... rmdir resumed>) = 0 [pid 4764] <... chdir resumed>) = 0 [pid 298] mkdir("./860", 0777 [pid 4764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4764] setpgid(0, 0) = 0 [pid 4764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... mkdir resumed>) = 0 [pid 4764] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4764] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4764] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4763] chdir("./925" [pid 4764] <... close resumed>) = 0 [pid 4764] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 4764] write(1, "executing program\n", 18 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4765 [pid 4763] <... chdir resumed>) = 0 [pid 4764] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4763] <... prctl resumed>) = 0 [pid 4764] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4763] setpgid(0, 0 [pid 4764] <... close_range resumed>) = 0 [pid 4764] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4763] <... setpgid resumed>) = 0 [pid 4764] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4764] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4764] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4763] <... openat resumed>) = 3 [pid 4764] openat(AT_FDCWD, NULL, O_WRONLY [pid 4763] write(3, "1000", 4 [pid 4764] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4764] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4764] exit_group(0 [pid 4763] <... write resumed>) = 4 [pid 4764] <... exit_group resumed>) = ? [pid 4764] +++ exited with 0 +++ [pid 4763] close(3 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4765 attached [pid 4763] <... close resumed>) = 0 [pid 4765] set_robust_list(0x555557559760, 24 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4763] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./896", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4765] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4763] <... symlink resumed>) = 0 [pid 301] fstat(3 [pid 4765] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4763] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 4765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4763] <... write resumed>) = 18 [pid 301] umount2("./896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4763] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4765] chdir("./860" [pid 4763] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4765] <... chdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./896/binderfs" [pid 4763] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./896/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 4765] <... prctl resumed>) = 0 [pid 4765] setpgid(0, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 4763] <... mkdirat resumed>) = 0 [pid 301] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4763] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./896/tracing" [pid 299] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 301] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4763] <... mount resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./896/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4763] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(3 [pid 301] <... openat resumed>) = 4 [pid 4765] <... openat resumed>) = 3 [pid 4763] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4763] write(3, "p:s/p ./file0:0", 15 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 4765] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4763] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./879/binderfs" [pid 4763] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4763] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./879/binderfs" [pid 4763] creat(NULL, 0732 [pid 301] close(4 [pid 4765] <... write resumed>) = 4 [pid 4765] close(3 [pid 299] <... unlink resumed>) = 0 [pid 4765] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4763] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./896/tracing" [pid 4765] symlink("/dev/binderfs", "./binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 4765] <... symlink resumed>) = 0 [pid 4763] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4763] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./879/tracing" [pid 301] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./896" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4765] write(1, "executing program\n", 18) = 18 [pid 4765] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4765] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./897", 0777 [pid 299] openat(AT_FDCWD, "./879/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4765] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4765] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4765] <... mount resumed>) = 0 [pid 4765] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] umount2("./897", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4766 [pid 299] getdents64(4 [pid 4765] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4765] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4765] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4765] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 4765] exit_group(0 [pid 300] getdents64(3 [pid 299] <... close resumed>) = 0 [pid 4763] +++ exited with 0 +++ [pid 4765] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./879/tracing" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4765] +++ exited with 0 +++ [pid 300] newfstatat(AT_FDCWD, "./897/binderfs" [pid 299] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] unlink("./897/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4766 attached [pid 4766] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 299] close(3 [pid 300] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 4766] <... set_robust_list resumed>) = 0 [pid 4766] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 299] rmdir("./879" [pid 300] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4766] chdir("./897" [pid 299] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./880", 0777 [pid 300] newfstatat(AT_FDCWD, "./897/tracing" [pid 4766] <... chdir resumed>) = 0 [pid 4766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4766] setpgid(0, 0) = 0 [pid 4766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4766] <... openat resumed>) = 3 [pid 300] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./897/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4766] write(3, "1000", 4 [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4766] <... write resumed>) = 4 [pid 4766] close(3) = 0 [pid 4766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4767 [pid 300] getdents64(4 [pid 298] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 300] close(4 [pid 298] fstat(3 [pid 4766] write(1, "executing program\n", 18 [pid 300] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./897/tracing" [pid 4766] <... write resumed>) = 18 [pid 298] getdents64(3 [pid 4766] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4766] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 298] umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 298] newfstatat(AT_FDCWD, "./860/binderfs" [pid 300] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./897" [pid 298] unlink("./860/binderfs" [pid 4766] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4766] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... unlink resumed>) = 0 [pid 300] mkdir("./898", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4766] <... mount resumed>) = 0 [pid 4766] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 4766] <... openat resumed>) = 3 [pid 4766] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] umount2("./925", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... umount2 resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4766] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 4766] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4766] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4766] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4768 attached [pid 4766] +++ exited with 0 +++ [pid 302] fstat(3 [pid 298] newfstatat(AT_FDCWD, "./860/tracing" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4768 [pid 302] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./860/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./860/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./925/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4767 attached [pid 298] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 302] unlink("./925/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4767] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4767] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 302] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 [pid 302] newfstatat(AT_FDCWD, "./925/tracing" [pid 4767] chdir("./880" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... close resumed>) = 0 [pid 302] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rmdir("./860/tracing" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4767] <... chdir resumed>) = 0 [pid 4767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4767] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "./925/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rmdir resumed>) = 0 [pid 4767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(3 [pid 302] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(3 [pid 302] getdents64(4 [pid 4767] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... close resumed>) = 0 [pid 4767] write(3, "1000", 4 [pid 302] getdents64(4 [pid 298] rmdir("./860" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4767] <... write resumed>) = 4 [pid 4767] close(3) = 0 [pid 4767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] close(4 [pid 298] <... rmdir resumed>) = 0 executing program [pid 4767] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 298] mkdir("./861", 0777 [pid 302] rmdir("./925/tracing" [pid 4767] <... write resumed>) = 18 [pid 4767] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4767] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4768] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(3 [pid 4767] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4767] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4769 [pid 302] rmdir("./925" [pid 4767] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4767] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] mkdir("./926", 0777 [pid 4767] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4767] exit_group(0) = ? [pid 4768] <... set_robust_list resumed>) = 0 [pid 4767] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] umount2("./897", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4769 attached [pid 4769] set_robust_list(0x555557559760, 24) = 0 [pid 4769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4769] chdir("./861" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4770 [pid 301] fstat(3 [pid 4769] <... chdir resumed>) = 0 [pid 4768] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 4769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4769] setpgid(0, 0 [pid 301] umount2("./897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4769] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./897/binderfs" [pid 4769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4768] chdir("./898" [pid 301] unlink("./897/binderfs" [pid 4769] <... openat resumed>) = 3 [pid 4769] write(3, "1000", 4 [pid 301] <... unlink resumed>) = 0 [pid 4769] <... write resumed>) = 4 [pid 301] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4769] close(3) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4769] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4768] <... chdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./897/tracing" [pid 4769] <... symlink resumed>) = 0 [pid 4768] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4769] write(1, "executing program\n", 18 [pid 301] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4768] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] openat(AT_FDCWD, "./897/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4768] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 4769] <... write resumed>) = 18 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 3 [pid 4768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(4 [pid 299] fstat(3 [pid 4769] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 299] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4769] <... close_range resumed>) = 0 [pid 4768] <... openat resumed>) = 3 [pid 301] close(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4769] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 299] umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4768] write(3, "1000", 4 [pid 301] rmdir("./897/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4769] <... mkdirat resumed>) = 0 [pid 4768] <... write resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./880/binderfs" [pid 4768] close(3 [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4768] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] unlink("./880/binderfs" [pid 4768] symlink("/dev/binderfs", "./binderfs" [pid 301] close(3 [pid 4769] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] rmdir("./897" [pid 4768] <... symlink resumed>) = 0 [pid 299] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4769] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 4769] <... openat resumed>) = 3 [pid 301] mkdir("./898", 0777 [pid 4768] write(1, "executing program\n", 18 [pid 299] <... umount2 resumed>) = 0 [pid 4769] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4769] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) executing program [pid 301] <... mkdir resumed>) = 0 [pid 299] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4768] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4768] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./880/tracing" [pid 4768] <... close_range resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4769] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4769] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4771 attached [pid 4769] +++ exited with 0 +++ [pid 4768] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4771 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4770 attached [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] openat(AT_FDCWD, "./880/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(4 [pid 4770] set_robust_list(0x555557559760, 24 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4770] <... set_robust_list resumed>) = 0 [pid 299] getdents64(4 [pid 4770] rt_sigprocmask(SIG_SETMASK, [] [pid 4768] <... mkdirat resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 4768] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4770] chdir("./926" [pid 299] close(4 [pid 4768] <... mount resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4768] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] rmdir("./880/tracing" [pid 4770] <... chdir resumed>) = 0 [pid 4770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4770] setpgid(0, 0) = 0 [pid 4770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4768] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4770] <... openat resumed>) = 3 [pid 4768] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(3 [pid 4771] set_robust_list(0x555557559760, 24 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4770] write(3, "1000", 4 [pid 299] close(3 [pid 4768] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... close resumed>) = 0 [pid 4768] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rmdir("./880" [pid 4770] <... write resumed>) = 4 [pid 4770] close(3) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4768] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] mkdir("./881", 0777 [pid 4770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4770] write(1, "executing program\n", 18 executing program [pid 4768] creat(NULL, 0732 [pid 299] <... mkdir resumed>) = 0 [pid 4770] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4768] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4770] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4768] exit_group(0 [pid 4770] <... close_range resumed>) = 0 [pid 4770] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4771] <... set_robust_list resumed>) = 0 [pid 4770] <... mkdirat resumed>) = 0 [pid 4768] <... exit_group resumed>) = ? [pid 4770] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4770] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4772 [pid 4770] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4770] write(3, "p:s/p ./file0:0", 15 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4770] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4770] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4770] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4768] +++ exited with 0 +++ [pid 4770] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4770] <... exit_group resumed>) = ? [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4771] rt_sigprocmask(SIG_SETMASK, [] [pid 4770] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4772 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 4772] set_robust_list(0x555557559760, 24) = 0 [pid 298] umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4772] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4772] chdir("./881" [pid 298] <... openat resumed>) = 3 [pid 4772] <... chdir resumed>) = 0 [pid 298] fstat(3 [pid 4772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4772] <... prctl resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 4772] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4772] <... setpgid resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./926", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./861/binderfs" [pid 4772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] unlink("./861/binderfs" [pid 4772] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 4772] write(3, "1000", 4 [pid 302] fstat(3 [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4772] <... write resumed>) = 4 [pid 4772] close(3) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... umount2 resumed>) = 0 [pid 4772] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./926/binderfs" [pid 298] newfstatat(AT_FDCWD, "./861/tracing" [pid 4772] <... symlink resumed>) = 0 [pid 4771] chdir("./898" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./926/binderfs" [pid 4771] <... chdir resumed>) = 0 [pid 298] umount2("./861/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4772] write(1, "executing program\n", 18) = 18 [pid 302] <... unlink resumed>) = 0 [pid 4771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./861/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4771] <... prctl resumed>) = 0 [pid 4772] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 4771] setpgid(0, 0 [pid 302] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 4 [pid 4772] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4771] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./926/tracing" [pid 298] fstat(4 [pid 4772] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4772] <... mkdirat resumed>) = 0 [pid 4771] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./926/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4771] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 302] fstat(4 [pid 4771] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4771] close(3 [pid 298] close(4 [pid 302] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 4772] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] rmdir("./861/tracing" [pid 4771] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 4772] <... mount resumed>) = 0 [pid 4772] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rmdir resumed>) = 0 [pid 4771] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 302] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 298] close(3 [pid 302] rmdir("./926/tracing" [pid 298] <... close resumed>) = 0 [pid 4772] <... openat resumed>) = 3 [pid 4772] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rmdir resumed>) = 0 [pid 298] rmdir("./861" [pid 302] getdents64(3 [pid 4772] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4772] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 298] mkdir("./862", 0777 [pid 302] <... close resumed>) = 0 [pid 4772] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4772] exit_group(0) = ? [pid 4772] +++ exited with 0 +++ [pid 4771] <... symlink resumed>) = 0 [pid 302] rmdir("./926" [pid 298] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4771] write(1, "executing program\n", 18 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] mkdir("./927", 0777 [pid 300] umount2("./898", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4771] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4771] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4771] <... close_range resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] newfstatat(AT_FDCWD, "./898/binderfs" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4773 [pid 4771] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./898/binderfs") = 0 [pid 300] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4774 [pid 300] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./898/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./898/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4771] <... mkdirat resumed>) = 0 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./898/tracing"ci2-android-5-10/strace-static-x86_64: Process 4773 attached [pid 4771] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./898" [pid 4773] set_robust_list(0x555557559760, 24 [pid 4771] <... mount resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4771] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] mkdir("./899", 0777 [pid 4773] <... set_robust_list resumed>) = 0 [pid 4771] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4771] write(3, "p:s/p ./file0:0", 15 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4773] rt_sigprocmask(SIG_SETMASK, [] [pid 4771] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4775 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4771] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4774 attached [pid 4771] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 3 [pid 4774] set_robust_list(0x555557559760, 24 [pid 4771] creat(NULL, 0732 [pid 299] fstat(3 [pid 4771] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4774] <... set_robust_list resumed>) = 0 [pid 299] getdents64(3 [pid 4771] exit_group(0 [pid 4774] rt_sigprocmask(SIG_SETMASK, [] [pid 4773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4771] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4775 attached [pid 299] umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4774] chdir("./927") = 0 [pid 4774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4771] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] newfstatat(AT_FDCWD, "./881/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4774] <... prctl resumed>) = 0 [pid 299] unlink("./881/binderfs" [pid 4773] chdir("./862" [pid 4774] setpgid(0, 0) = 0 [pid 4774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 4773] <... chdir resumed>) = 0 [pid 299] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4774] <... openat resumed>) = 3 [pid 4773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = 0 [pid 4774] write(3, "1000", 4 [pid 4773] <... prctl resumed>) = 0 [pid 299] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4774] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4773] setpgid(0, 0 [pid 299] newfstatat(AT_FDCWD, "./881/tracing" [pid 4774] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4773] <... setpgid resumed>) = 0 [pid 4774] <... close resumed>) = 0 [pid 299] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4774] symlink("/dev/binderfs", "./binderfs" [pid 4773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4774] <... symlink resumed>) = 0 [pid 4773] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./881/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4774] write(1, "executing program\n", 18 [pid 4773] write(3, "1000", 4 [pid 299] <... openat resumed>) = 4 [pid 4774] <... write resumed>) = 18 [pid 299] fstat(4 [pid 4773] <... write resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4774] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] getdents64(4 [pid 4773] close(3 [pid 4774] <... close_range resumed>) = 0 [pid 4773] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4774] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4773] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(4 [pid 4775] set_robust_list(0x555557559760, 24 [pid 4774] <... mkdirat resumed>) = 0 [pid 4773] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4774] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4773] write(1, "executing program\n", 18 executing program [pid 299] close(4 [pid 4774] <... mount resumed>) = 0 [pid 4773] <... write resumed>) = 18 [pid 299] <... close resumed>) = 0 [pid 4774] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4773] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./881/tracing" [pid 4774] <... openat resumed>) = 3 [pid 4774] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4773] <... close_range resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4774] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4774] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4773] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4774] creat(NULL, 0732 [pid 299] close(3 [pid 4774] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 4773] <... mkdirat resumed>) = 0 [pid 299] rmdir("./881" [pid 4774] exit_group(0) = ? [pid 4775] <... set_robust_list resumed>) = 0 [pid 4774] +++ exited with 0 +++ [pid 4773] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./882", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4773] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4773] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4776 attached , child_tidptr=0x555557559750) = 4776 [pid 301] umount2("./898", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4773] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4773] write(3, "p:s/p ./file0:0", 15 [pid 301] openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4776] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 3 [pid 4776] <... set_robust_list resumed>) = 0 [pid 301] fstat(3 [pid 4773] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4776] rt_sigprocmask(SIG_SETMASK, [] [pid 4773] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(3 [pid 4776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4776] chdir("./882" [pid 4773] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4776] <... chdir resumed>) = 0 [pid 4773] creat(NULL, 0732 [pid 301] umount2("./898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4773] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./898/binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 4773] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4776] <... prctl resumed>) = 0 [pid 4775] rt_sigprocmask(SIG_SETMASK, [] [pid 4773] <... exit_group resumed>) = ? [pid 301] unlink("./898/binderfs" [pid 4776] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 302] umount2("./927", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4776] <... setpgid resumed>) = 0 [pid 4776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "./927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = 0 [pid 4776] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./898/tracing" [pid 302] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4776] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4773] +++ exited with 0 +++ [pid 302] umount2("./927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4776] <... write resumed>) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./898/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./927/binderfs" [pid 301] <... openat resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4776] close(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 302] unlink("./927/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4776] <... close resumed>) = 0 [pid 4775] chdir("./899" [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 302] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4776] symlink("/dev/binderfs", "./binderfs" [pid 4775] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(4 [pid 302] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 302] newfstatat(AT_FDCWD, "./927/tracing" [pid 301] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./898/tracing" [pid 302] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4775] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 4776] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 4775] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./927/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4776] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 4776] <... write resumed>) = 18 [pid 4775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] fstat(4 [pid 301] close(3 [pid 4776] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... close resumed>) = 0 [pid 4776] <... close_range resumed>) = 0 [pid 302] getdents64(4 [pid 301] rmdir("./898" [pid 4775] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4775] write(3, "1000", 4) = 4 [pid 4776] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] getdents64(4 [pid 301] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./899", 0777 [pid 302] close(4 [pid 4775] close(3) = 0 [pid 4775] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] rmdir("./927/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4775] write(1, "executing program\n", 18) = 18 [pid 4775] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4776] <... mkdirat resumed>) = 0 [pid 302] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4775] <... close_range resumed>) = 0 [pid 4775] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4776] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4775] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 4775] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4777 [pid 302] rmdir("./927" [pid 4775] <... mount resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4775] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4776] <... mount resumed>) = 0 [pid 302] mkdir("./928", 0777 [pid 4775] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4775] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] <... mkdir resumed>) = 0 [pid 4776] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4775] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4776] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4776] write(3, "p:s/p ./file0:0", 15 [pid 4775] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4775] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4778 attached ci2-android-5-10/strace-static-x86_64: Process 4777 attached [pid 4776] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4775] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4778] set_robust_list(0x555557559760, 24 [pid 4777] set_robust_list(0x555557559760, 24 [pid 4776] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4778 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4778] <... set_robust_list resumed>) = 0 [pid 4778] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4777] <... set_robust_list resumed>) = 0 [pid 4776] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4778] chdir("./928" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4776] creat(NULL, 0732 [pid 4778] <... chdir resumed>) = 0 [pid 4776] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4778] setpgid(0, 0 [pid 4777] rt_sigprocmask(SIG_SETMASK, [] [pid 4776] exit_group(0 [pid 4778] <... setpgid resumed>) = 0 [pid 4778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4776] <... exit_group resumed>) = ? [pid 4778] <... openat resumed>) = 3 [pid 4778] write(3, "1000", 4) = 4 [pid 4778] close(3 [pid 4776] +++ exited with 0 +++ [pid 4778] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4777] chdir("./899" [pid 4778] symlink("/dev/binderfs", "./binderfs" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4777] <... chdir resumed>) = 0 [pid 4778] <... symlink resumed>) = 0 [pid 4778] write(1, "executing program\n", 18) = 18 executing program [pid 4778] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4778] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4778] <... mkdirat resumed>) = 0 [pid 4777] <... prctl resumed>) = 0 [pid 4778] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4777] setpgid(0, 0 [pid 4778] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4778] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4777] <... setpgid resumed>) = 0 [pid 4778] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./899", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4778] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4778] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4778] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4778] exit_group(0 [pid 300] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4778] <... exit_group resumed>) = ? [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4778] +++ exited with 0 +++ [pid 4777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(3 [pid 299] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./899/binderfs" [pid 299] getdents64(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] unlink("./899/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4777] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 300] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4777] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./882/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4777] <... write resumed>) = 4 [pid 300] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4777] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./882/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./899/tracing" [pid 4777] <... close resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./862/binderfs" [pid 300] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./899/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4777] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = 0 [pid 298] unlink("./862/binderfs" [pid 300] fstat(4 [pid 299] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 4777] <... symlink resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./882/tracing" [pid 298] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4777] write(1, "executing program\n", 18 [pid 300] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4777] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] close(4 [pid 299] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4777] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... close resumed>) = 0 [pid 298] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4777] <... close_range resumed>) = 0 executing program [pid 300] rmdir("./899/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./882/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4777] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] getdents64(3 [pid 299] <... openat resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./862/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] fstat(4 [pid 300] close(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] getdents64(4 [pid 300] rmdir("./899" [pid 298] umount2("./862/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4777] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] mkdir("./900", 0777 [pid 4777] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./862/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 4777] <... mount resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 4777] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 298] fstat(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4779 [pid 299] rmdir("./882/tracing" [pid 4777] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4779 attached [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 4777] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./928", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 4779] set_robust_list(0x555557559760, 24 [pid 4777] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4779] <... set_robust_list resumed>) = 0 [pid 4777] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(3 [pid 299] close(3 [pid 4777] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(3 [pid 4777] creat(NULL, 0732 [pid 299] rmdir("./882" [pid 298] <... close resumed>) = 0 [pid 4777] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4777] exit_group(0 [pid 302] umount2("./928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./862/tracing" [pid 4777] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./883", 0777 [pid 4779] chdir("./900") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./928/binderfs" [pid 4779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4779] setpgid(0, 0) = 0 [pid 4779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 4779] <... openat resumed>) = 3 [pid 4779] write(3, "1000", 4) = 4 [pid 4777] +++ exited with 0 +++ [pid 4779] close(3 [pid 302] unlink("./928/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4779] <... close resumed>) = 0 [pid 4779] symlink("/dev/binderfs", "./binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] close(3 [pid 302] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 4779] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rmdir("./862" [pid 302] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4779] write(1, "executing program\n", 18) = 18 [pid 4779] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4779] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./928/tracing" executing program [pid 4779] <... mkdirat resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./863", 0777 [pid 302] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4780 [pid 4779] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4779] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./928/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4779] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 4779] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4779] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4779] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4781 [pid 302] getdents64(4 [pid 4779] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] close(4 [pid 4779] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rmdir("./928/tracing" [pid 4779] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4781 attached [pid 4779] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4780 attached [pid 302] getdents64(3 [pid 4780] set_robust_list(0x555557559760, 24) = 0 [pid 4781] set_robust_list(0x555557559760, 24 [pid 4780] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4780] chdir("./883") = 0 [pid 4780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4780] setpgid(0, 0) = 0 [pid 302] close(3 [pid 4781] <... set_robust_list resumed>) = 0 [pid 4780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4781] rt_sigprocmask(SIG_SETMASK, [] [pid 4780] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 4780] write(3, "1000", 4) = 4 [pid 4780] close(3) = 0 [pid 4780] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./928" [pid 4780] <... symlink resumed>) = 0 [pid 4781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 executing program [pid 4780] write(1, "executing program\n", 18) = 18 [pid 4780] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4780] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4781] chdir("./863" [pid 4780] <... mkdirat resumed>) = 0 [pid 302] mkdir("./929", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 4780] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4780] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 4780] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./899", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4780] write(3, "p:s/p ./file0:0", 15 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4780] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4780] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4782 attached [pid 4781] <... chdir resumed>) = 0 [pid 301] fstat(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4782 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4780] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./899/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4781] <... prctl resumed>) = 0 [pid 301] unlink("./899/binderfs" [pid 300] umount2("./900", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4782] set_robust_list(0x555557559760, 24 [pid 4781] setpgid(0, 0 [pid 4780] creat(NULL, 0732 [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4781] <... setpgid resumed>) = 0 [pid 4780] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] newfstatat(AT_FDCWD, "./899/tracing" [pid 300] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4780] exit_group(0 [pid 301] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./899/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4781] <... openat resumed>) = 3 [pid 4780] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] newfstatat(AT_FDCWD, "./900/binderfs" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(4 [pid 300] unlink("./900/binderfs" [pid 4782] <... set_robust_list resumed>) = 0 [pid 4781] write(3, "1000", 4 [pid 4780] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... unlink resumed>) = 0 [pid 4781] <... write resumed>) = 4 [pid 300] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4781] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 301] close(4 [pid 300] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./899/tracing" [pid 300] newfstatat(AT_FDCWD, "./900/tracing" [pid 4781] <... close resumed>) = 0 [pid 4781] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 300] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 300] openat(AT_FDCWD, "./900/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 4781] write(1, "executing program\n", 18 [pid 301] rmdir("./899" [pid 300] <... openat resumed>) = 4 [pid 4781] <... write resumed>) = 18 [pid 4781] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4781] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4782] rt_sigprocmask(SIG_SETMASK, [] [pid 4781] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 301] mkdir("./900", 0777 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4781] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4781] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] getdents64(4 [pid 299] umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4781] <... openat resumed>) = 3 [pid 4781] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4781] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4781] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4781] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4783 [pid 300] close(4 [pid 299] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4781] exit_group(0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4781] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 4782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4781] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] fstat(3 [pid 300] rmdir("./900/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4783 attached [pid 4783] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 4783] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(3 [pid 299] umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./900" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4783] chdir("./900") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] mkdir("./901", 0777 [pid 299] newfstatat(AT_FDCWD, "./883/binderfs" [pid 298] <... openat resumed>) = 3 [pid 4783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4783] setpgid(0, 0) = 0 [pid 4783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] unlink("./883/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4783] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 4783] write(3, "1000", 4) = 4 [pid 4783] close(3) = 0 [pid 4783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4784 [pid 299] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4783] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./863/binderfs" [pid 299] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./863/binderfs" [pid 299] newfstatat(AT_FDCWD, "./883/tracing" [pid 4783] <... write resumed>) = 18 [pid 4783] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 299] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4783] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = 0 [pid 299] openat(AT_FDCWD, "./883/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4783] <... mkdirat resumed>) = 0 [pid 4782] chdir("./929" [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./863/tracing" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] umount2("./863/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4783] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] openat(AT_FDCWD, "./863/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4783] <... mount resumed>) = 0 [pid 4782] <... chdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 4783] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] close(4 [pid 298] fstat(4 [pid 4783] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rmdir("./883/tracing" [pid 298] getdents64(4 [pid 4783] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4783] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(4 [pid 4783] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4783] creat(NULL, 0732 [pid 299] rmdir("./883" [pid 298] rmdir("./863/tracing" [pid 4783] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4783] exit_group(0) = ? [pid 4783] +++ exited with 0 +++ [pid 4782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4782] <... prctl resumed>) = 0 [pid 299] mkdir("./884", 0777 [pid 298] getdents64(3 [pid 4782] setpgid(0, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4784 attached [pid 4784] set_robust_list(0x555557559760, 24) = 0 [pid 4784] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4782] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rmdir("./863" [pid 4784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4784] chdir("./901") = 0 [pid 4784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4784] setpgid(0, 0) = 0 [pid 4784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4785 [pid 298] <... rmdir resumed>) = 0 [pid 4782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4784] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./864", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4782] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4785 attached [pid 4784] <... write resumed>) = 4 [pid 4782] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4784] close(3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4782] <... write resumed>) = 4 [pid 301] umount2("./900", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4784] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4784] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4784] write(1, "executing program\n", 18) = 18 [pid 301] openat(AT_FDCWD, "./900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4782] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4786 [pid 301] <... openat resumed>) = 3 [pid 4784] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4782] <... close resumed>) = 0 executing program [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4784] <... close_range resumed>) = 0 [pid 301] getdents64(3 [pid 4782] symlink("/dev/binderfs", "./binderfs" [pid 4784] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4784] <... mkdirat resumed>) = 0 [pid 4782] <... symlink resumed>) = 0 [pid 301] umount2("./900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4785] set_robust_list(0x555557559760, 24 [pid 4782] write(1, "executing program\n", 18 [pid 4785] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4784] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4782] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./900/binderfs" [pid 4785] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 4782] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4785] chdir("./884" [pid 4784] <... mount resumed>) = 0 [pid 4782] <... close_range resumed>) = 0 [pid 301] unlink("./900/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4786 attached [pid 4784] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... unlink resumed>) = 0 [pid 4784] write(3, "p:s/p ./file0:0", 15 [pid 4785] <... chdir resumed>) = 0 [pid 4784] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4782] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4784] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4784] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4784] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./900/tracing" [pid 4784] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4782] <... mkdirat resumed>) = 0 [pid 301] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4784] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4785] <... prctl resumed>) = 0 [pid 4782] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./900/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4786] set_robust_list(0x555557559760, 24 [pid 4785] setpgid(0, 0 [pid 4782] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4786] <... set_robust_list resumed>) = 0 [pid 4785] <... setpgid resumed>) = 0 [pid 4784] +++ exited with 0 +++ [pid 4782] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] fstat(4 [pid 4785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4782] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4786] rt_sigprocmask(SIG_SETMASK, [] [pid 4785] <... openat resumed>) = 3 [pid 4782] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 4786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4785] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4782] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4785] <... write resumed>) = 4 [pid 301] close(4 [pid 4786] chdir("./864" [pid 4785] close(3 [pid 4782] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 4786] <... chdir resumed>) = 0 [pid 301] rmdir("./900/tracing" [pid 4785] <... close resumed>) = 0 [pid 4782] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4786] setpgid(0, 0 [pid 301] <... rmdir resumed>) = 0 [pid 4785] symlink("/dev/binderfs", "./binderfs" [pid 4782] creat(NULL, 0732 [pid 301] getdents64(3 [pid 4786] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4782] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 4785] <... symlink resumed>) = 0 [pid 4786] <... openat resumed>) = 3 [pid 4782] exit_group(0 [pid 301] <... close resumed>) = 0 executing program [pid 4785] write(1, "executing program\n", 18 [pid 301] rmdir("./900" [pid 4782] <... exit_group resumed>) = ? [pid 4785] <... write resumed>) = 18 [pid 4786] write(3, "1000", 4) = 4 [pid 4786] close(3) = 0 [pid 4786] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 4786] <... symlink resumed>) = 0 [pid 301] mkdir("./901", 0777 [pid 4786] write(1, "executing program\n", 18) = 18 [pid 4786] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4786] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4785] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4782] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 4786] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4785] <... close_range resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4785] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4786] <... mount resumed>) = 0 [pid 4786] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4786] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4787 [pid 4786] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4786] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4786] creat(NULL, 0732 [pid 4785] <... mkdirat resumed>) = 0 [pid 4786] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4786] exit_group(0 [pid 4785] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4786] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4787 attached [pid 4785] <... mount resumed>) = 0 [pid 4787] set_robust_list(0x555557559760, 24 [pid 4786] +++ exited with 0 +++ [pid 4785] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4787] <... set_robust_list resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4785] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4787] rt_sigprocmask(SIG_SETMASK, [] [pid 4785] write(3, "p:s/p ./file0:0", 15 [pid 4787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4787] chdir("./901") = 0 [pid 4785] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4787] setpgid(0, 0) = 0 [pid 4787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4785] openat(AT_FDCWD, NULL, O_WRONLY [pid 4787] <... openat resumed>) = 3 [pid 4785] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4787] write(3, "1000", 4) = 4 [pid 4787] close(3) = 0 [pid 4787] symlink("/dev/binderfs", "./binderfs" [pid 4785] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4787] <... symlink resumed>) = 0 [pid 4787] write(1, "executing program\n", 18 [pid 4785] exit_group(0 [pid 4787] <... write resumed>) = 18 [pid 4785] <... exit_group resumed>) = ? [pid 4787] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4787] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4785] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4787] <... mkdirat resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] umount2("./929", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4787] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./901", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 4787] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] fstat(3 [pid 300] fstat(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4787] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./929/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./901/binderfs" [pid 299] newfstatat(AT_FDCWD, "./884/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] unlink("./929/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 4787] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 4787] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./901/binderfs" [pid 299] unlink("./884/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4787] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4787] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4787] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4787] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./864/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 4787] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./864/binderfs" [pid 302] newfstatat(AT_FDCWD, "./929/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./884/tracing" [pid 4787] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./901/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4787] +++ exited with 0 +++ [pid 302] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./929/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./901/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./884/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./864/tracing" [pid 302] getdents64(4 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 302] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./864/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./864/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./929/tracing" [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 298] <... openat resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] rmdir("./901/tracing" [pid 299] <... close resumed>) = 0 [pid 298] fstat(4 [pid 302] getdents64(3 [pid 299] rmdir("./884/tracing" [pid 300] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 300] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] rmdir("./929" [pid 300] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 302] mkdir("./930", 0777 [pid 300] rmdir("./901" [pid 299] rmdir("./884" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./885", 0777 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./902", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 298] rmdir("./864/tracing" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4788 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4788 attached [pid 301] umount2("./901", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4789 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] close(3 [pid 301] fstat(3 [pid 4788] set_robust_list(0x555557559760, 24) = 0 [pid 4788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4788] chdir("./885") = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4790 [pid 298] rmdir("./864" [pid 4788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4788] <... prctl resumed>) = 0 [pid 4788] setpgid(0, 0) = 0 [pid 4788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./901/binderfs" [pid 298] mkdir("./865", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4788] <... openat resumed>) = 3 [pid 4788] write(3, "1000", 4) = 4 [pid 4788] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 301] unlink("./901/binderfs" [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4788] <... close resumed>) = 0 [pid 4788] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4788] <... symlink resumed>) = 0 [pid 4788] write(1, "executing program\n", 18) = 18 [pid 4788] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4791 [pid 301] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4788] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./901/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./901/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./901/tracing" [pid 4788] <... mkdirat resumed>) = 0 [pid 4788] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./901" [pid 4788] <... mount resumed>) = 0 [pid 4788] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4788] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4789 attached [pid 301] mkdir("./902", 0777 [pid 4788] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4788] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4788] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4791 attached [pid 4789] set_robust_list(0x555557559760, 24 [pid 4788] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4791] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4790 attached [pid 4790] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4792 [pid 4790] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4790] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4790] chdir("./902") = 0 [pid 4791] <... set_robust_list resumed>) = 0 [pid 4789] <... set_robust_list resumed>) = 0 [pid 4790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4790] setpgid(0, 0) = 0 [pid 4790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4789] rt_sigprocmask(SIG_SETMASK, [] [pid 4790] <... openat resumed>) = 3 [pid 4790] write(3, "1000", 4 [pid 4789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4790] <... write resumed>) = 4 [pid 4790] close(3) = 0 [pid 4790] symlink("/dev/binderfs", "./binderfs" [pid 4791] rt_sigprocmask(SIG_SETMASK, [] [pid 4789] chdir("./930" [pid 4790] <... symlink resumed>) = 0 [pid 4789] <... chdir resumed>) = 0 [pid 4790] write(1, "executing program\n", 18) = 18 executing program [pid 4790] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4790] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4789] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 4792 attached ) = 0 [pid 4791] chdir("./865" [pid 4789] setpgid(0, 0) = 0 [pid 4791] <... chdir resumed>) = 0 [pid 4789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4792] set_robust_list(0x555557559760, 24 [pid 4790] <... mkdirat resumed>) = 0 [pid 4790] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4789] <... openat resumed>) = 3 [pid 4791] <... prctl resumed>) = 0 [pid 4790] <... mount resumed>) = 0 [pid 4790] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4790] write(3, "p:s/p ./file0:0", 15 [pid 4789] write(3, "1000", 4 [pid 4791] setpgid(0, 0 [pid 4792] <... set_robust_list resumed>) = 0 [pid 4790] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4790] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4790] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4790] exit_group(0) = ? [pid 4792] rt_sigprocmask(SIG_SETMASK, [] [pid 4791] <... setpgid resumed>) = 0 [pid 4789] <... write resumed>) = 4 [pid 4789] close(3 [pid 4791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... restart_syscall resumed>) = 0 [pid 4792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4791] <... openat resumed>) = 3 [pid 4789] <... close resumed>) = 0 [pid 4789] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4791] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4791] <... write resumed>) = 4 [pid 4789] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 4791] close(3 [pid 4789] write(1, "executing program\n", 18 [pid 299] <... openat resumed>) = 3 [pid 4789] <... write resumed>) = 18 [pid 4791] <... close resumed>) = 0 [pid 299] fstat(3 [pid 4791] symlink("/dev/binderfs", "./binderfs" [pid 4789] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4789] <... close_range resumed>) = 0 [pid 299] getdents64(3 [pid 4791] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 executing program [pid 4791] write(1, "executing program\n", 18 [pid 4789] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./885/binderfs" [pid 4791] <... write resumed>) = 18 [pid 4789] <... mkdirat resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4791] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4789] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4792] chdir("./902") = 0 [pid 4791] <... close_range resumed>) = 0 [pid 4789] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4789] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4791] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4789] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4789] write(3, "p:s/p ./file0:0", 15 [pid 299] newfstatat(AT_FDCWD, "./885/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4789] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "./885/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 4789] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4792] <... prctl resumed>) = 0 [pid 4791] <... mkdirat resumed>) = 0 [pid 4789] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4 [pid 4792] setpgid(0, 0 [pid 4791] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4789] creat(NULL, 0732 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4789] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4791] <... mount resumed>) = 0 [pid 299] close(4 [pid 4792] <... setpgid resumed>) = 0 [pid 4791] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4789] exit_group(0 [pid 299] <... close resumed>) = 0 [pid 4789] <... exit_group resumed>) = ? [pid 299] rmdir("./885/tracing" [pid 4791] <... openat resumed>) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4791] write(3, "p:s/p ./file0:0", 15 [pid 4790] +++ exited with 0 +++ [pid 4789] +++ exited with 0 +++ [pid 299] getdents64(3 [pid 4791] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4791] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] close(3 [pid 4792] <... openat resumed>) = 3 [pid 4791] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... close resumed>) = 0 [pid 4792] write(3, "1000", 4 [pid 4791] creat(NULL, 0732 [pid 299] rmdir("./885" [pid 4792] <... write resumed>) = 4 [pid 4791] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 4792] close(3 [pid 299] mkdir("./886", 0777 [pid 4792] <... close resumed>) = 0 [pid 4791] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 4792] symlink("/dev/binderfs", "./binderfs" [pid 4791] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4791] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4793 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4792] <... symlink resumed>) = 0 [pid 4792] write(1, "executing program\n", 18 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4792] <... write resumed>) = 18 executing program ci2-android-5-10/strace-static-x86_64: Process 4793 attached [pid 4793] set_robust_list(0x555557559760, 24) = 0 [pid 4793] rt_sigprocmask(SIG_SETMASK, [] [pid 4792] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4793] chdir("./886" [pid 4792] <... close_range resumed>) = 0 [pid 4793] <... chdir resumed>) = 0 [pid 4793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4793] setpgid(0, 0) = 0 [pid 4792] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4792] <... mkdirat resumed>) = 0 [pid 4793] write(3, "1000", 4) = 4 [pid 4793] close(3) = 0 [pid 4793] symlink("/dev/binderfs", "./binderfs" [pid 4792] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4793] <... symlink resumed>) = 0 [pid 4792] <... mount resumed>) = 0 [pid 4793] write(1, "executing program\n", 18) = 18 [pid 4793] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4793] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4792] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4793] <... mkdirat resumed>) = 0 [pid 4793] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4792] write(3, "p:s/p ./file0:0", 15 [pid 4793] <... mount resumed>) = 0 [pid 4792] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4793] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4792] openat(AT_FDCWD, NULL, O_WRONLY [pid 4793] write(3, "p:s/p ./file0:0", 15 [pid 4792] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4792] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4793] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4792] exit_group(0 [pid 4793] openat(AT_FDCWD, NULL, O_WRONLY [pid 4792] <... exit_group resumed>) = ? [pid 4793] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4793] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4793] exit_group(0) = ? [pid 4792] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4793] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./930", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./930", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./930/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./930/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./930/binderfs") = 0 [pid 302] umount2("./930/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./930/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] umount2("./902", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./930/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./930/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(3 [pid 302] openat(AT_FDCWD, "./930/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... openat resumed>) = 4 [pid 302] fstat(4 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./902/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(4 [pid 300] unlink("./902/binderfs" [pid 298] fstat(3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./930/tracing" [pid 300] <... unlink resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 302] getdents64(3 [pid 300] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./930" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./902/tracing" [pid 302] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./865/binderfs" [pid 302] mkdir("./931", 0777 [pid 300] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./865/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./902/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./865/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./865/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4794 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4794 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] openat(AT_FDCWD, "./865/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 298] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] fstat(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(4 [pid 300] rmdir("./902/tracing" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] umount2("./902", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(4 [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 301] fstat(3 [pid 300] close(3 [pid 299] fstat(3 [pid 298] rmdir("./865/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 300] rmdir("./902" [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3 [pid 301] umount2("./902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./903", 0777 [pid 299] newfstatat(AT_FDCWD, "./886/binderfs" [pid 298] rmdir("./865" [pid 301] newfstatat(AT_FDCWD, "./902/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] unlink("./886/binderfs" [pid 298] mkdir("./866", 0777 [pid 301] unlink("./902/binderfs" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4795 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4795 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4796 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4795] set_robust_list(0x555557559760, 24 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4796 attached [pid 301] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./902/tracing" [pid 299] newfstatat(AT_FDCWD, "./886/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4795] <... set_robust_list resumed>) = 0 [pid 301] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./902/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./886/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4795] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 301] fstat(4 [pid 299] fstat(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4796] set_robust_list(0x555557559760, 24 [pid 4795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4795] chdir("./903" [pid 301] getdents64(4 [pid 299] getdents64(4 [pid 4796] <... set_robust_list resumed>) = 0 [pid 4794] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4796] rt_sigprocmask(SIG_SETMASK, [] [pid 4795] <... chdir resumed>) = 0 [pid 4794] <... set_robust_list resumed>) = 0 [pid 301] close(4 [pid 299] close(4 [pid 4796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4794] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rmdir("./902/tracing" [pid 299] rmdir("./886/tracing" [pid 4796] chdir("./866" [pid 4795] <... prctl resumed>) = 0 [pid 4794] chdir("./931" [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4794] <... chdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] getdents64(3 [pid 4794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4794] <... prctl resumed>) = 0 [pid 301] close(3 [pid 299] close(3 [pid 4794] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4795] setpgid(0, 0 [pid 4794] <... setpgid resumed>) = 0 [pid 301] rmdir("./902" [pid 299] rmdir("./886" [pid 4796] <... chdir resumed>) = 0 [pid 4795] <... setpgid resumed>) = 0 [pid 4794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4794] <... openat resumed>) = 3 [pid 301] mkdir("./903", 0777 [pid 299] mkdir("./887", 0777 [pid 4796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4795] <... openat resumed>) = 3 [pid 4794] write(3, "1000", 4 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4794] <... write resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4795] write(3, "1000", 4 [pid 4794] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4795] <... write resumed>) = 4 [pid 4794] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4797 attached [pid 4796] <... prctl resumed>) = 0 [pid 4795] close(3 [pid 4794] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4798 attached [pid 4797] set_robust_list(0x555557559760, 24 [pid 4796] setpgid(0, 0 [pid 4795] <... close resumed>) = 0 [pid 4797] <... set_robust_list resumed>) = 0 [pid 4795] symlink("/dev/binderfs", "./binderfs" [pid 4797] rt_sigprocmask(SIG_SETMASK, [] [pid 4798] set_robust_list(0x555557559760, 24 [pid 4796] <... setpgid resumed>) = 0 [pid 4795] <... symlink resumed>) = 0 [pid 4794] <... symlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4797 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4798 [pid 4797] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4795] write(1, "executing program\n", 18 [pid 4797] chdir("./903" [pid 4795] <... write resumed>) = 18 [pid 4797] <... chdir resumed>) = 0 [pid 4795] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4795] <... close_range resumed>) = 0 [pid 4797] <... prctl resumed>) = 0 [pid 4795] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4798] <... set_robust_list resumed>) = 0 [pid 4797] setpgid(0, 0 [pid 4796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4795] <... mkdirat resumed>) = 0 [pid 4794] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4797] <... setpgid resumed>) = 0 executing program [pid 4795] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4795] <... mount resumed>) = 0 [pid 4794] <... write resumed>) = 18 [pid 4797] <... openat resumed>) = 3 [pid 4795] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4797] write(3, "1000", 4 [pid 4795] <... openat resumed>) = 3 [pid 4794] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4797] <... write resumed>) = 4 [pid 4796] <... openat resumed>) = 3 [pid 4795] write(3, "p:s/p ./file0:0", 15 [pid 4797] close(3 [pid 4795] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4797] <... close resumed>) = 0 [pid 4795] openat(AT_FDCWD, NULL, O_WRONLY [pid 4797] symlink("/dev/binderfs", "./binderfs" [pid 4795] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4797] <... symlink resumed>) = 0 [pid 4796] write(3, "1000", 4 [pid 4795] creat(NULL, 0732 [pid 4794] <... close_range resumed>) = 0 [pid 4797] write(1, "executing program\n", 18 [pid 4795] <... creat resumed>) = -1 EFAULT (Bad address) executing program [pid 4797] <... write resumed>) = 18 [pid 4795] exit_group(0 [pid 4797] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4795] <... exit_group resumed>) = ? [pid 4797] <... close_range resumed>) = 0 [pid 4796] <... write resumed>) = 4 [pid 4795] +++ exited with 0 +++ [pid 4794] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4797] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4797] <... mkdirat resumed>) = 0 [pid 4796] close(3 [pid 4794] <... mkdirat resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4797] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... restart_syscall resumed>) = 0 [pid 4797] <... mount resumed>) = 0 [pid 4797] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4796] <... close resumed>) = 0 [pid 4794] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4797] <... openat resumed>) = 3 [pid 300] umount2("./903", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4797] write(3, "p:s/p ./file0:0", 15 [pid 4796] symlink("/dev/binderfs", "./binderfs" [pid 4794] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4797] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4794] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] openat(AT_FDCWD, "./903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4797] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 4797] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4796] <... symlink resumed>) = 0 [pid 4794] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4797] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4797] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 4797] exit_group(0 [pid 4796] write(1, "executing program\n", 18 [pid 4794] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4798] rt_sigprocmask(SIG_SETMASK, [] [pid 4797] <... exit_group resumed>) = ? executing program [pid 300] umount2("./903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4794] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4797] +++ exited with 0 +++ [pid 4796] <... write resumed>) = 18 [pid 4794] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4796] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4794] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./903/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] unlink("./903/binderfs" [pid 4794] creat(NULL, 0732 [pid 4798] chdir("./887" [pid 4796] <... close_range resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4794] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4796] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4794] exit_group(0 [pid 300] <... umount2 resumed>) = 0 [pid 4794] <... exit_group resumed>) = ? [pid 300] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./903/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./903/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 4796] <... mkdirat resumed>) = 0 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./903/tracing" [pid 4798] <... chdir resumed>) = 0 [pid 4796] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4794] +++ exited with 0 +++ [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 4796] <... mount resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./903" [pid 4798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4796] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./904", 0777 [pid 4798] <... prctl resumed>) = 0 [pid 4796] <... openat resumed>) = 3 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4798] setpgid(0, 0 [pid 4796] write(3, "p:s/p ./file0:0", 15 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4799 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4799 attached [pid 4798] <... setpgid resumed>) = 0 [pid 4796] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4799] set_robust_list(0x555557559760, 24 [pid 4798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4796] openat(AT_FDCWD, NULL, O_WRONLY [pid 4799] <... set_robust_list resumed>) = 0 [pid 4798] <... openat resumed>) = 3 [pid 4799] rt_sigprocmask(SIG_SETMASK, [] [pid 4798] write(3, "1000", 4 [pid 4799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4798] <... write resumed>) = 4 [pid 4799] chdir("./904" [pid 4798] close(3 [pid 4796] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 4799] <... chdir resumed>) = 0 [pid 4798] <... close resumed>) = 0 [pid 4796] creat(NULL, 0732 [pid 4799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4798] symlink("/dev/binderfs", "./binderfs" [pid 4799] <... prctl resumed>) = 0 [pid 4798] <... symlink resumed>) = 0 [pid 4796] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4799] setpgid(0, 0 [pid 4798] write(1, "executing program\n", 18 [pid 4799] <... setpgid resumed>) = 0 [pid 4798] <... write resumed>) = 18 executing program [pid 4796] exit_group(0 [pid 302] umount2("./931", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4798] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4796] <... exit_group resumed>) = ? [pid 4799] <... openat resumed>) = 3 [pid 4798] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4799] write(3, "1000", 4 [pid 4798] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4799] <... write resumed>) = 4 [pid 4798] <... mkdirat resumed>) = 0 [pid 4796] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./931", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4799] close(3 [pid 4798] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4799] <... close resumed>) = 0 [pid 4798] <... mount resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 4799] symlink("/dev/binderfs", "./binderfs" [pid 4798] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4799] <... symlink resumed>) = 0 [pid 4798] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4799] write(1, "executing program\n", 18 [pid 4798] write(3, "p:s/p ./file0:0", 15 executing program [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4799] <... write resumed>) = 18 [pid 4798] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4799] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4798] openat(AT_FDCWD, NULL, O_WRONLY [pid 4799] <... close_range resumed>) = 0 [pid 4798] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 4799] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4798] creat(NULL, 0732 [pid 4799] <... mkdirat resumed>) = 0 [pid 4798] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./903", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4799] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4798] exit_group(0 [pid 302] umount2("./931/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4799] <... mount resumed>) = 0 [pid 4798] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4799] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4798] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./931/binderfs" [pid 301] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4799] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 302] unlink("./931/binderfs" [pid 4799] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4799] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4799] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 4799] exit_group(0 [pid 302] umount2("./931/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 4799] <... exit_group resumed>) = ? [pid 4799] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./931/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] newfstatat(AT_FDCWD, "./931/tracing" [pid 298] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./903/binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(3 [pid 302] umount2("./931/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./903/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 301] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./931/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 298] umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 302] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./866/binderfs" [pid 301] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] unlink("./866/binderfs" [pid 301] newfstatat(AT_FDCWD, "./903/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 298] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./903/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./931/tracing" [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./866/tracing" [pid 302] getdents64(3 [pid 301] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] close(3 [pid 298] umount2("./866/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(4 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./931" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./866/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./932", 0777 [pid 301] rmdir("./903/tracing" [pid 298] <... openat resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 298] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4800 [pid 298] getdents64(4 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./903" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 4800 attached [pid 4800] set_robust_list(0x555557559760, 24) = 0 [pid 4800] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 4800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./904", 0777 [pid 298] rmdir("./866/tracing" [pid 4800] chdir("./932") = 0 [pid 4800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4800] setpgid(0, 0) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] umount2("./904", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] openat(AT_FDCWD, "./904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... openat resumed>) = 3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4800] write(3, "1000", 4) = 4 [pid 4800] close(3) = 0 [pid 4800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] fstat(3 [pid 298] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4801 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rmdir("./866" [pid 4800] write(1, "executing program\n", 18) = 18 [pid 4800] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4800] <... close_range resumed>) = 0 executing program [pid 4800] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] umount2("./904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 4800] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./867", 0777 [pid 4800] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4800] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./904/binderfs" [pid 4800] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4800] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] <... mkdir resumed>) = 0 [pid 4800] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] unlink("./904/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4800] exit_group(0) = ? [pid 4800] +++ exited with 0 +++ [pid 300] <... unlink resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4801 attached [pid 4801] set_robust_list(0x555557559760, 24) = 0 [pid 4801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4801] chdir("./904") = 0 [pid 4801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4801] setpgid(0, 0) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4802 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./904/tracing" [pid 299] umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./904/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(3 [pid 300] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(4 [pid 4801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 4801] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./887/binderfs" [pid 4801] write(3, "1000", 4) = 4 [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./904/tracing" [pid 299] unlink("./887/binderfs" [pid 4801] close(3) = 0 [pid 4801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 299] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4801] write(1, "executing program\n", 18 [pid 300] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 4801] <... write resumed>) = 18 [pid 4801] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4801] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./904" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4801] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./887/tracing" [pid 300] mkdir("./905", 0777 [pid 4801] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4801] <... mount resumed>) = 0 [pid 4801] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 4801] <... openat resumed>) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./887/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4801] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4801] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4801] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... openat resumed>) = 4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4803 [pid 299] fstat(4 [pid 4801] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 4801] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4803 attached [pid 4801] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(4ci2-android-5-10/strace-static-x86_64: Process 4802 attached ) = 0 [pid 4802] set_robust_list(0x555557559760, 24 [pid 299] rmdir("./887/tracing" [pid 4802] <... set_robust_list resumed>) = 0 [pid 4802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4802] chdir("./867" [pid 299] getdents64(3 [pid 4802] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] close(3 [pid 4802] <... prctl resumed>) = 0 [pid 4802] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 4802] <... setpgid resumed>) = 0 [pid 299] rmdir("./887" [pid 4802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4802] write(3, "1000", 4) = 4 [pid 4802] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./888", 0777 [pid 4802] <... close resumed>) = 0 [pid 4802] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4803] set_robust_list(0x555557559760, 24 [pid 4802] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4802] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4802] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4802] <... close_range resumed>) = 0 executing program [pid 4802] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4802] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4804 [pid 4802] <... mount resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4802] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./932", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4802] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4802] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./932", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4802] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 4802] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 4802] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4802] creat(NULL, 0732 [pid 302] getdents64(3 [pid 4802] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4802] exit_group(0) = ? [pid 4803] <... set_robust_list resumed>) = 0 [pid 4802] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4804 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./932/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4804] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4804] <... set_robust_list resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./932/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./904", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./932/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./932/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 301] getdents64(3 [pid 302] umount2("./932/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4804] chdir("./888" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] newfstatat(AT_FDCWD, "./932/tracing" [pid 301] umount2("./904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./932/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./904/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./932/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] unlink("./904/binderfs" [pid 302] <... openat resumed>) = 4 [pid 4804] <... chdir resumed>) = 0 [pid 4804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4804] setpgid(0, 0) = 0 [pid 302] fstat(4 [pid 301] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 302] getdents64(4 [pid 301] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./904/tracing" [pid 302] rmdir("./932/tracing" [pid 298] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4804] <... openat resumed>) = 3 [pid 4804] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 4804] close(3 [pid 298] <... openat resumed>) = 3 [pid 302] getdents64(3 [pid 301] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] close(3 [pid 301] openat(AT_FDCWD, "./904/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(3 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4804] <... close resumed>) = 0 [pid 302] rmdir("./932" [pid 301] fstat(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./933", 0777 [pid 301] getdents64(4 [pid 4804] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4804] <... write resumed>) = 18 [pid 4804] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4804] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] newfstatat(AT_FDCWD, "./867/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(4 [pid 298] unlink("./867/binderfs" [pid 4804] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4804] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4804] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4804] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4804] creat(NULL, 0732 [pid 298] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4805 [pid 301] <... close resumed>) = 0 [pid 4804] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4804] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./904/tracing" [pid 298] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4804] <... exit_group resumed>) = ? [pid 4804] +++ exited with 0 +++ [pid 4803] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3ci2-android-5-10/strace-static-x86_64: Process 4805 attached [pid 4805] set_robust_list(0x555557559760, 24 [pid 298] newfstatat(AT_FDCWD, "./867/tracing" [pid 4803] chdir("./905" [pid 301] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rmdir("./904" [pid 4803] <... chdir resumed>) = 0 [pid 298] umount2("./867/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4805] <... set_robust_list resumed>) = 0 [pid 4805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4805] chdir("./933") = 0 [pid 4805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4805] setpgid(0, 0) = 0 [pid 4805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] mkdir("./905", 0777 [pid 298] openat(AT_FDCWD, "./867/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4805] <... openat resumed>) = 3 [pid 4805] write(3, "1000", 4) = 4 [pid 4805] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 4805] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 4803] <... prctl resumed>) = 0 [pid 4805] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 4803] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4805] <... symlink resumed>) = 0 [pid 4805] write(1, "executing program\n", 18) = 18 [pid 4805] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4805] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4803] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 4805] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4805] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4806 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4805] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] close(4 [pid 4805] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4803] <... openat resumed>) = 3 [pid 298] rmdir("./867/tracing" [pid 4805] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4805] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4805] exit_group(0) = ? [pid 298] <... rmdir resumed>) = 0 [pid 4803] write(3, "1000", 4 [pid 299] umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 4803] <... write resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 299] fstat(3 [pid 4803] close(3 [pid 298] rmdir("./867" [pid 4803] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4805] +++ exited with 0 +++ [pid 4803] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(3 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4806 attached [pid 4803] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4803] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] mkdir("./868", 0777 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4806] set_robust_list(0x555557559760, 24) = 0 [pid 4806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4806] chdir("./905" [pid 298] <... mkdir resumed>) = 0 [pid 4803] <... write resumed>) = 18 executing program [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4803] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] newfstatat(AT_FDCWD, "./888/binderfs" [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4803] <... close_range resumed>) = 0 [pid 299] unlink("./888/binderfs" [pid 4806] <... chdir resumed>) = 0 [pid 4806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4806] setpgid(0, 0) = 0 [pid 4806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4806] write(3, "1000", 4) = 4 [pid 4806] close(3 [pid 299] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4807 [pid 299] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4806] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4803] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = 0 [pid 4806] symlink("/dev/binderfs", "./binderfs" [pid 299] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./888/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4806] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4803] <... mkdirat resumed>) = 0 [pid 299] openat(AT_FDCWD, "./888/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4806] write(1, "executing program\n", 18 [pid 4803] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... openat resumed>) = 4 [pid 4806] <... write resumed>) = 18 [pid 299] fstat(4 [pid 4806] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4803] <... mount resumed>) = 0 [pid 299] getdents64(4 [pid 4806] <... close_range resumed>) = 0 [pid 4806] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4803] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] getdents64(4 [pid 4806] <... mkdirat resumed>) = 0 [pid 4803] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4803] write(3, "p:s/p ./file0:0", 15 [pid 299] close(4 [pid 4806] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... close resumed>) = 0 [pid 4806] <... mount resumed>) = 0 [pid 4803] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rmdir("./888/tracing" [pid 4806] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4806] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4803] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... rmdir resumed>) = 0 [pid 4806] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4803] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4806] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4803] creat(NULL, 0732 [pid 299] close(3 [pid 4806] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 4803] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./888" [pid 4806] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4806] exit_group(0) = ? [pid 4806] +++ exited with 0 +++ [pid 4803] exit_group(0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./889", 0777 [pid 4803] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4807 attached [pid 4807] set_robust_list(0x555557559760, 24) = 0 [pid 4807] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4807] chdir("./868") = 0 [pid 4807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4807] setpgid(0, 0) = 0 [pid 4807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4807] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4808 [pid 302] <... restart_syscall resumed>) = 0 [pid 4807] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4807] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./933", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4807] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./933", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4807] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 3 [pid 4803] +++ exited with 0 +++ [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./905", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./933/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./933/binderfs" [pid 300] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] fstat(3 [pid 302] unlink("./933/binderfs" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4807] <... symlink resumed>) = 0 [pid 4807] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 302] umount2("./933/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4807] <... write resumed>) = 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4807] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 300] umount2("./905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./933/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4807] <... close_range resumed>) = 0 executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./905/binderfs" [pid 302] newfstatat(AT_FDCWD, "./933/tracing" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4807] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4807] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4807] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./905/binderfs" [pid 302] umount2("./933/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4807] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./933/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 4807] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 300] <... umount2 resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 4807] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] newfstatat(AT_FDCWD, "./905/tracing" [pid 4807] creat(NULL, 0732 [pid 302] getdents64(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 300] openat(AT_FDCWD, "./905/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./933/tracing" [pid 4807] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 4 [pid 301] umount2("./905", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4807] exit_group(0) = ? [pid 4807] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 302] getdents64(3 [pid 301] openat(AT_FDCWD, "./905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-10/strace-static-x86_64: Process 4808 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 302] close(3 [pid 301] fstat(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] getdents64(4 [pid 302] rmdir("./933" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4808] set_robust_list(0x555557559760, 24) = 0 [pid 4808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 302] mkdir("./934", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 4808] chdir("./889") = 0 [pid 4808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4808] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./905/binderfs" [pid 300] rmdir("./905/tracing" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4808] <... setpgid resumed>) = 0 [pid 4808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] unlink("./905/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4808] <... openat resumed>) = 3 [pid 301] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 4808] write(3, "1000", 4) = 4 [pid 4808] close(3) = 0 [pid 4808] symlink("/dev/binderfs", "./binderfs" [pid 301] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4809 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4808] <... symlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4808] write(1, "executing program\n", 18) = 18 [pid 300] <... close resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./905" [pid 301] newfstatat(AT_FDCWD, "./905/tracing" [pid 4808] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4808] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./906", 0777 [pid 298] umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4808] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4808] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./905/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 3 [pid 301] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 4808] <... openat resumed>) = 3 [pid 4808] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4808] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4808] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 298] getdents64(3 [pid 4808] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4810 [pid 301] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4808] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4810 attached [pid 4808] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./905/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] newfstatat(AT_FDCWD, "./868/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4809 attached [pid 4809] set_robust_list(0x555557559760, 24) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 298] unlink("./868/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] close(3 [pid 298] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 4809] chdir("./934" [pid 301] rmdir("./905" [pid 298] <... umount2 resumed>) = 0 [pid 4809] <... chdir resumed>) = 0 [pid 4809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4809] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./906", 0777 [pid 4809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4809] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./868/tracing" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./868/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4809] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 4809] <... write resumed>) = 4 [pid 4809] close(3) = 0 [pid 4809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] openat(AT_FDCWD, "./868/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4811 [pid 4809] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 [pid 299] umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] fstat(4 [pid 4809] <... write resumed>) = 18 [pid 299] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 299] fstat(3 [pid 4809] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(3 [pid 298] getdents64(4 [pid 4809] <... close_range resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4809] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 4809] <... mkdirat resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./889/binderfs" [pid 298] rmdir("./868/tracing" [pid 4810] set_robust_list(0x555557559760, 24 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4809] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4809] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] unlink("./889/binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 4809] <... openat resumed>) = 3 [pid 4809] write(3, "p:s/p ./file0:0", 15 [pid 299] <... unlink resumed>) = 0 [pid 298] getdents64(3 [pid 299] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4809] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = 0 [pid 298] close(3 [pid 4809] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./868" [pid 299] newfstatat(AT_FDCWD, "./889/tracing" [pid 4809] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4809] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4809] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./869", 0777 [pid 4809] <... exit_group resumed>) = ? [pid 299] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4810] <... set_robust_list resumed>) = 0 [pid 4809] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./889/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4811 attached [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4811] set_robust_list(0x555557559760, 24) = 0 [pid 4811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4811] chdir("./906" [pid 299] getdents64(4 [pid 4811] <... chdir resumed>) = 0 [pid 4811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4812 [pid 299] getdents64(4 [pid 4811] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] close(4 [pid 4811] setpgid(0, 0 [pid 299] <... close resumed>) = 0 [pid 4811] <... setpgid resumed>) = 0 [pid 299] rmdir("./889/tracing" [pid 4811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4811] write(3, "1000", 4 [pid 299] getdents64(3 [pid 4811] <... write resumed>) = 4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4811] close(3 [pid 299] close(3 [pid 4811] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4811] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./889" [pid 4811] <... symlink resumed>) = 0 [pid 4811] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 4811] <... write resumed>) = 18 [pid 299] mkdir("./890", 0777 [pid 4811] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4811] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4811] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4811] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4811] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4811] <... openat resumed>) = 3 [pid 4811] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4811] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4811] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4811] exit_group(0) = ? [pid 4811] +++ exited with 0 +++ [pid 4810] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4813 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4812 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./934", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./934", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4812] set_robust_list(0x555557559760, 24 [pid 302] <... openat resumed>) = 3 [pid 4810] chdir("./906" [pid 302] fstat(3 [pid 4812] <... set_robust_list resumed>) = 0 [pid 4812] rt_sigprocmask(SIG_SETMASK, [] [pid 4810] <... chdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4812] chdir("./869" [pid 4810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3 [pid 4812] <... chdir resumed>) = 0 [pid 4812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4810] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4812] <... prctl resumed>) = 0 [pid 4810] setpgid(0, 0 [pid 302] umount2("./934/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4812] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4810] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./934/binderfs" [pid 4812] <... setpgid resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] unlink("./934/binderfs" [pid 4812] <... openat resumed>) = 3 [pid 4812] write(3, "1000", 4) = 4 [pid 4812] close(3 [pid 302] <... unlink resumed>) = 0 [pid 4812] <... close resumed>) = 0 [pid 302] umount2("./934/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4810] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4813 attached [pid 4812] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./934/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4810] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4810] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./934/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4810] close(3 [pid 302] umount2("./934/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./906", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4810] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./934/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] openat(AT_FDCWD, "./906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] fstat(4 [pid 4810] symlink("/dev/binderfs", "./binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 301] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4810] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./934/tracing" [pid 4810] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 4813] set_robust_list(0x555557559760, 24 [pid 302] getdents64(3 [pid 4810] <... write resumed>) = 18 executing program [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(3 [pid 4813] <... set_robust_list resumed>) = 0 [pid 4810] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 301] umount2("./906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4813] rt_sigprocmask(SIG_SETMASK, [] [pid 4812] <... symlink resumed>) = 0 [pid 4810] <... close_range resumed>) = 0 [pid 302] rmdir("./934" [pid 4812] write(1, "executing program\n", 18 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4812] <... write resumed>) = 18 [pid 302] mkdir("./935", 0777 [pid 4812] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./906/binderfs" [pid 4813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4812] <... close_range resumed>) = 0 [pid 4810] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4812] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4812] <... mkdirat resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./906/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4814 attached [pid 4813] chdir("./890" [pid 4812] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4810] <... mkdirat resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4813] <... chdir resumed>) = 0 [pid 4810] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4814] set_robust_list(0x555557559760, 24 [pid 4813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4812] <... mount resumed>) = 0 [pid 4810] <... mount resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4814 [pid 301] <... umount2 resumed>) = 0 [pid 4814] <... set_robust_list resumed>) = 0 [pid 4813] <... prctl resumed>) = 0 [pid 4812] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4810] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4814] rt_sigprocmask(SIG_SETMASK, [] [pid 4813] setpgid(0, 0 [pid 4812] <... openat resumed>) = 3 [pid 4810] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4813] <... setpgid resumed>) = 0 [pid 4812] write(3, "p:s/p ./file0:0", 15 [pid 4810] write(3, "p:s/p ./file0:0", 15 [pid 301] newfstatat(AT_FDCWD, "./906/tracing" [pid 4814] chdir("./935" [pid 4813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4812] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4810] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4814] <... chdir resumed>) = 0 [pid 4812] openat(AT_FDCWD, NULL, O_WRONLY [pid 4810] openat(AT_FDCWD, NULL, O_WRONLY [pid 4814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4813] <... openat resumed>) = 3 [pid 4812] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4814] <... prctl resumed>) = 0 [pid 4812] creat(NULL, 0732 [pid 4810] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4814] setpgid(0, 0 [pid 4812] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4814] <... setpgid resumed>) = 0 [pid 4813] write(3, "1000", 4 [pid 4812] exit_group(0 [pid 4810] creat(NULL, 0732 [pid 4814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4812] <... exit_group resumed>) = ? [pid 4813] <... write resumed>) = 4 [pid 4810] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] openat(AT_FDCWD, "./906/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4814] <... openat resumed>) = 3 [pid 4813] close(3 [pid 4812] +++ exited with 0 +++ [pid 4810] exit_group(0 [pid 301] <... openat resumed>) = 4 [pid 4810] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 4813] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4814] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4814] <... write resumed>) = 4 [pid 301] getdents64(4 [pid 4814] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4814] <... close resumed>) = 0 [pid 301] close(4 [pid 4814] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 4814] <... symlink resumed>) = 0 [pid 4813] symlink("/dev/binderfs", "./binderfs" [pid 4810] +++ exited with 0 +++ [pid 301] rmdir("./906/tracing" [pid 4814] write(1, "executing program\n", 18) = 18 [pid 4814] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4814] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 executing program [pid 4813] <... symlink resumed>) = 0 [pid 301] close(3 [pid 4814] <... mkdirat resumed>) = 0 [pid 4813] write(1, "executing program\n", 18 [pid 4814] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4813] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 4814] <... mount resumed>) = 0 executing program [pid 4813] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rmdir("./906" [pid 4814] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4813] <... close_range resumed>) = 0 [pid 4814] <... openat resumed>) = 3 [pid 4813] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4814] write(3, "p:s/p ./file0:0", 15 [pid 4813] <... mkdirat resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4814] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4813] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] mkdir("./907", 0777 [pid 4814] openat(AT_FDCWD, NULL, O_WRONLY [pid 4813] <... mount resumed>) = 0 [pid 4814] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4813] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... mkdir resumed>) = 0 [pid 4814] creat(NULL, 0732 [pid 4813] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4814] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4813] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4814] exit_group(0 [pid 4813] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4814] <... exit_group resumed>) = ? [pid 4813] openat(AT_FDCWD, NULL, O_WRONLY [pid 4814] +++ exited with 0 +++ [pid 4813] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4813] creat(NULL, 0732 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4813] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4813] exit_group(0) = ? [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4815 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4815 attached [pid 4813] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4815] set_robust_list(0x555557559760, 24 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4815] <... set_robust_list resumed>) = 0 [pid 300] umount2("./906", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./890", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 299] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4815] chdir("./907" [pid 300] getdents64(3 [pid 4815] <... chdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 4815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(3 [pid 298] fstat(3 [pid 4815] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4815] setpgid(0, 0 [pid 300] newfstatat(AT_FDCWD, "./906/binderfs" [pid 299] getdents64(3 [pid 4815] <... setpgid resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 4815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] unlink("./906/binderfs" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4815] <... openat resumed>) = 3 [pid 300] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4815] write(3, "1000", 4 [pid 300] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] <... write resumed>) = 4 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] close(3 [pid 300] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./890/binderfs" [pid 4815] symlink("/dev/binderfs", "./binderfs" [pid 300] newfstatat(AT_FDCWD, "./906/tracing" [pid 298] newfstatat(AT_FDCWD, "./869/binderfs" [pid 4815] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4815] write(1, "executing program\n", 18 [pid 300] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./890/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4815] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 300] openat(AT_FDCWD, "./906/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4815] <... close_range resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./869/binderfs" [pid 4815] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] fstat(4 [pid 299] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4815] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] getdents64(4 [pid 4815] <... mount resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = 0 [pid 298] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./935", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4815] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./935", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./890/tracing" [pid 4815] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(3 [pid 300] rmdir("./906/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./869/tracing" [pid 4815] creat(NULL, 0732 [pid 302] getdents64(3 [pid 300] getdents64(3 [pid 299] umount2("./890/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4815] exit_group(0 [pid 302] umount2("./935/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4815] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./890/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./869/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4815] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./935/binderfs" [pid 300] rmdir("./906" [pid 299] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./935/binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] mkdir("./907", 0777 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./869/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... unlink resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... mkdir resumed>) = 0 [pid 302] umount2("./935/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 302] umount2("./935/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./935/tracing" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4816 [pid 298] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./935/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 302] openat(AT_FDCWD, "./935/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 302] fstat(4 [pid 298] close(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] rmdir("./890/tracing" [pid 298] rmdir("./869/tracing" [pid 302] getdents64(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./935/tracing") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] rmdir("./935"ci2-android-5-10/strace-static-x86_64: Process 4816 attached ) = 0 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 302] mkdir("./936", 0777) = 0 [pid 301] umount2("./907", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4816] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] close(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4816] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 4816] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4817 [pid 301] fstat(3 [pid 299] rmdir("./890" [pid 298] rmdir("./869" [pid 4816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4816] chdir("./907" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4816] <... chdir resumed>) = 0 [pid 4816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4816] setpgid(0, 0) = 0 [pid 4816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4816] write(3, "1000", 4) = 4 [pid 4816] close(3) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4816] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4816] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 299] mkdir("./891", 0777 [pid 298] mkdir("./870", 0777 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4816] <... write resumed>) = 18 [pid 4816] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4816] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] umount2("./907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 4816] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... mkdir resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4816] <... mount resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./907/binderfs" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4816] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4816] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4816] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4816] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4816] exit_group(0) = ? [pid 4816] +++ exited with 0 +++ [pid 301] unlink("./907/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4817 attached [pid 4817] set_robust_list(0x555557559760, 24) = 0 [pid 4817] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... unlink resumed>) = 0 [pid 4817] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4817] chdir("./936") = 0 [pid 4817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4817] setpgid(0, 0) = 0 [pid 4817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4818 [pid 4817] <... openat resumed>) = 3 [pid 4817] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4819 [pid 301] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4817] <... write resumed>) = 4 [pid 4817] close(3) = 0 [pid 4817] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] newfstatat(AT_FDCWD, "./907/tracing"ci2-android-5-10/strace-static-x86_64: Process 4819 attached [pid 4817] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4817] write(1, "executing program\n", 18) = 18 [pid 4817] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4817] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4819] set_robust_list(0x555557559760, 24 [pid 4817] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4817] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./907/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4819] <... set_robust_list resumed>) = 0 [pid 4817] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4817] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4817] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4817] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4817] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4817] exit_group(0) = ? [pid 4819] rt_sigprocmask(SIG_SETMASK, [] [pid 4817] +++ exited with 0 +++ [pid 301] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4818 attached [pid 4818] set_robust_list(0x555557559760, 24 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4818] <... set_robust_list resumed>) = 0 [pid 4818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4818] chdir("./891" [pid 4819] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(4 [pid 4818] <... chdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] umount2("./907", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] getdents64(4 [pid 300] umount2("./907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./907/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./907/binderfs" [pid 4819] chdir("./870" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4818] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4818] setpgid(0, 0 [pid 300] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4818] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] newfstatat(AT_FDCWD, "./907/tracing" [pid 4819] <... chdir resumed>) = 0 [pid 4818] <... openat resumed>) = 3 [pid 301] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4818] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 300] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4818] <... write resumed>) = 4 [pid 301] rmdir("./907/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4818] close(3 [pid 300] openat(AT_FDCWD, "./907/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4818] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 4818] symlink("/dev/binderfs", "./binderfs" [pid 300] fstat(4 [pid 4818] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4818] write(1, "executing program\n", 18 [pid 301] getdents64(3 executing program [pid 300] getdents64(4 [pid 4818] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4818] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 300] getdents64(4 [pid 4818] <... close_range resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4818] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... close resumed>) = 0 [pid 300] close(4 [pid 4819] <... prctl resumed>) = 0 [pid 4818] <... mkdirat resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./907" [pid 300] <... close resumed>) = 0 [pid 4818] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] rmdir("./907/tracing" [pid 4818] <... mount resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4818] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(3 [pid 4818] <... openat resumed>) = 3 [pid 301] mkdir("./908", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4818] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./936", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 4818] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... close resumed>) = 0 [pid 4818] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... mkdir resumed>) = 0 [pid 300] rmdir("./907" [pid 4819] setpgid(0, 0 [pid 4818] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rmdir resumed>) = 0 [pid 4818] creat(NULL, 0732 [pid 302] openat(AT_FDCWD, "./936", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./908", 0777 [pid 4819] <... setpgid resumed>) = 0 [pid 4818] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4820 attached [pid 4819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4818] exit_group(0 [pid 302] fstat(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4820] set_robust_list(0x555557559760, 24 [pid 4818] <... exit_group resumed>) = ? [pid 4819] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4820 [pid 4820] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 4819] write(3, "1000", 4 [pid 4818] +++ exited with 0 +++ [pid 4820] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4819] <... write resumed>) = 4 [pid 302] umount2("./936/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4819] close(3) = 0 [pid 4819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4819] write(1, "executing program\n", 18) = 18 [pid 4819] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./936/binderfs" [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4821 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] unlink("./936/binderfs" [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4819] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4820] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4819] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] umount2("./936/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4819] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./891", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4819] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./936/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4819] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./936/tracing" [pid 299] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] fstat(3 [pid 302] umount2("./936/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3 [pid 302] openat(AT_FDCWD, "./936/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4819] write(3, "p:s/p ./file0:0", 15 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] fstat(4 [pid 4819] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./891/binderfs" [pid 4819] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(4 [pid 299] unlink("./891/binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4821 attached [pid 4819] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4821] set_robust_list(0x555557559760, 24 [pid 4819] creat(NULL, 0732 [pid 302] close(4 [pid 299] <... unlink resumed>) = 0 [pid 4821] <... set_robust_list resumed>) = 0 [pid 4819] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 299] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./936/tracing" [pid 4821] rt_sigprocmask(SIG_SETMASK, [] [pid 4819] exit_group(0 [pid 299] <... umount2 resumed>) = 0 [pid 4821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4819] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4821] chdir("./908" [pid 4819] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 299] newfstatat(AT_FDCWD, "./891/tracing" [pid 4821] <... chdir resumed>) = 0 [pid 4821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./936" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4821] <... prctl resumed>) = 0 [pid 4821] setpgid(0, 0) = 0 [pid 4821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./891/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./937", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4821] <... openat resumed>) = 3 [pid 4821] write(3, "1000", 4) = 4 [pid 4821] close(3) = 0 [pid 4821] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./891/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... openat resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] fstat(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4821] <... symlink resumed>) = 0 [pid 4821] write(1, "executing program\n", 18) = 18 [pid 4821] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4822 [pid 299] getdents64(4 [pid 4821] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 4821] <... mkdirat resumed>) = 0 [pid 4820] chdir("./908" [pid 299] close(4 [pid 4821] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4820] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4821] <... mount resumed>) = 0 [pid 4820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./891/tracing" [pid 4821] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4821] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4820] <... prctl resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4821] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4821] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4820] setpgid(0, 0 [pid 299] getdents64(3 [pid 4821] exit_group(0 [pid 4820] <... setpgid resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4821] <... exit_group resumed>) = ? [pid 299] close(3 [pid 4821] +++ exited with 0 +++ [pid 4820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./891" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4822 attached [pid 4822] set_robust_list(0x555557559760, 24) = 0 [pid 4822] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rmdir resumed>) = 0 [pid 4822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./892", 0777 [pid 4820] <... openat resumed>) = 3 [pid 4822] chdir("./937") = 0 [pid 4822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4822] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4820] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4820] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4820] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4822] <... openat resumed>) = 3 [pid 4822] write(3, "1000", 4) = 4 [pid 4822] close(3) = 0 [pid 4822] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4820] <... close resumed>) = 0 [pid 4822] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4823 [pid 4820] symlink("/dev/binderfs", "./binderfs" [pid 4822] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4822] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4822] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4820] <... symlink resumed>) = 0 [pid 4822] <... mkdirat resumed>) = 0 [pid 4820] write(1, "executing program\n", 18 executing program executing program [pid 4822] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4820] <... write resumed>) = 18 [pid 4822] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4822] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4820] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4822] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4822] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4822] exit_group(0) = ? [pid 4822] +++ exited with 0 +++ [pid 4820] <... close_range resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4823 attached [pid 4820] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4823] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] umount2("./908", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4823] chdir("./892" [pid 300] openat(AT_FDCWD, "./908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 4823] <... chdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(3 [pid 4820] <... mkdirat resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4823] <... prctl resumed>) = 0 [pid 4823] setpgid(0, 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4820] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./908/binderfs" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 300] unlink("./908/binderfs" [pid 4823] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4820] <... mount resumed>) = 0 [pid 300] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4823] <... openat resumed>) = 3 [pid 4820] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./870/binderfs" [pid 300] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4820] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./870/binderfs" [pid 4820] write(3, "p:s/p ./file0:0", 15 [pid 300] newfstatat(AT_FDCWD, "./908/tracing" [pid 4823] write(3, "1000", 4) = 4 [pid 4823] close(3 [pid 298] <... unlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4823] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4820] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./908/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = 0 [pid 4823] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 298] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4820] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4820] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./870/tracing" [pid 300] getdents64(4 [pid 4820] creat(NULL, 0732 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4823] <... symlink resumed>) = 0 [pid 4820] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] umount2("./870/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4820] exit_group(0 [pid 298] openat(AT_FDCWD, "./870/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 4823] write(1, "executing program\n", 18 [pid 298] <... openat resumed>) = 4 [pid 4820] <... exit_group resumed>) = ? [pid 300] <... close resumed>) = 0 [pid 298] fstat(4 [pid 4823] <... write resumed>) = 18 [pid 300] rmdir("./908/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4823] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4823] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 300] getdents64(3 [pid 4823] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 300] close(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4823] <... mount resumed>) = 0 [pid 4820] +++ exited with 0 +++ [pid 300] <... close resumed>) = 0 [pid 298] close(4 [pid 300] rmdir("./908" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... close resumed>) = 0 [pid 4823] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4823] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rmdir resumed>) = 0 [pid 298] rmdir("./870/tracing" [pid 300] mkdir("./909", 0777 [pid 4823] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4823] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4823] exit_group(0 [pid 298] <... rmdir resumed>) = 0 [pid 4823] <... exit_group resumed>) = ? executing program [pid 4823] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] umount2("./937", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./937", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3ci2-android-5-10/strace-static-x86_64: Process 4824 attached , 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4824 [pid 298] rmdir("./870" [pid 4824] set_robust_list(0x555557559760, 24 [pid 302] umount2("./937/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./937/binderfs" [pid 4824] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 302] unlink("./937/binderfs" [pid 4824] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... unlink resumed>) = 0 [pid 298] mkdir("./871", 0777 [pid 4824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./937/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./937/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./937/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4824] chdir("./909" [pid 302] umount2("./937/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4824] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./937/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... openat resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./937/tracing" [pid 4824] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4825 [pid 4824] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4824] <... setpgid resumed>) = 0 [pid 302] close(3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./937" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./938", 0777 [pid 4824] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 4824] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4824] <... write resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] umount2("./892", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4824] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4826 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4824] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4825 attached [pid 4825] set_robust_list(0x555557559760, 24) = 0 [pid 299] <... openat resumed>) = 3 [pid 4824] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 299] fstat(3 [pid 4825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4825] chdir("./871") = 0 [pid 4824] <... symlink resumed>) = 0 [pid 4825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4825] <... prctl resumed>) = 0 [pid 4824] write(1, "executing program\n", 18 [pid 301] umount2("./908", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4824] <... write resumed>) = 18 [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4825] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4824] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... openat resumed>) = 3 executing program [pid 299] umount2("./892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 4824] <... close_range resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] newfstatat(AT_FDCWD, "./892/binderfs" [pid 4825] <... setpgid resumed>) = 0 [pid 4824] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4825] write(3, "1000", 4 [pid 4824] <... mkdirat resumed>) = 0 [pid 4825] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] unlink("./892/binderfs" [pid 4824] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4825] close(3) = 0 [pid 299] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4825] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./908/binderfs" [pid 299] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4825] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4824] <... mount resumed>) = 0 [pid 301] unlink("./908/binderfs" [pid 299] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4825] write(1, "executing program\n", 18) = 18 [pid 4825] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... unlink resumed>) = 0 [pid 4824] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 301] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4826 attached [pid 4825] <... close_range resumed>) = 0 [pid 4824] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./892/tracing" [pid 4824] write(3, "p:s/p ./file0:0", 15 [pid 301] <... umount2 resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4825] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4824] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./892/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4824] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./908/tracing" [pid 4824] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] openat(AT_FDCWD, "./892/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4824] creat(NULL, 0732 [pid 299] <... openat resumed>) = 4 [pid 301] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4824] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] openat(AT_FDCWD, "./908/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4824] exit_group(0 [pid 299] getdents64(4 [pid 4826] set_robust_list(0x555557559760, 24 [pid 301] <... openat resumed>) = 4 [pid 4824] <... exit_group resumed>) = ? [pid 301] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4826] <... set_robust_list resumed>) = 0 [pid 4826] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 301] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4825] <... mkdirat resumed>) = 0 [pid 4824] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] close(4 [pid 301] getdents64(4 [pid 299] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rmdir("./892/tracing" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4825] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4826] chdir("./938" [pid 4825] <... mount resumed>) = 0 [pid 301] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 4826] <... chdir resumed>) = 0 [pid 4825] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 299] getdents64(3 [pid 301] rmdir("./908/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4825] <... openat resumed>) = 3 [pid 4826] <... prctl resumed>) = 0 [pid 4825] write(3, "p:s/p ./file0:0", 15 [pid 4826] setpgid(0, 0 [pid 4825] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 299] close(3 [pid 301] getdents64(3 [pid 4826] <... setpgid resumed>) = 0 [pid 4825] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] rmdir("./892" [pid 301] close(3 [pid 4826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4825] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4826] <... openat resumed>) = 3 [pid 4825] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 301] rmdir("./908" [pid 299] mkdir("./893", 0777 [pid 4826] write(3, "1000", 4 [pid 4825] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4826] <... write resumed>) = 4 [pid 4825] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 4826] close(3 [pid 4825] <... exit_group resumed>) = ? [pid 4826] <... close resumed>) = 0 [pid 4825] +++ exited with 0 +++ [pid 301] mkdir("./909", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 4826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4826] write(1, "executing program\n", 18) = 18 [pid 4826] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4826] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4826] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4827 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4828 [pid 4826] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4826] write(3, "p:s/p ./file0:0", 15 [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./909", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4826] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... openat resumed>) = 3 [pid 4826] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(3 [pid 4826] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4826] creat(NULL, 0732 [pid 300] getdents64(3 [pid 4826] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4826] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4826] <... exit_group resumed>) = ? [pid 300] umount2("./909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4828 attached [pid 4826] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./909/binderfs" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4827 attached [pid 4827] set_robust_list(0x555557559760, 24 [pid 300] unlink("./909/binderfs" [pid 4827] <... set_robust_list resumed>) = 0 [pid 4827] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... unlink resumed>) = 0 [pid 298] umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 4827] chdir("./893" [pid 300] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 4827] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 300] newfstatat(AT_FDCWD, "./909/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 4827] <... prctl resumed>) = 0 [pid 300] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4827] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] openat(AT_FDCWD, "./909/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 302] umount2("./938", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./871/binderfs" [pid 302] openat(AT_FDCWD, "./938", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] unlink("./871/binderfs" [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./938/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(AT_FDCWD, "./938/binderfs" [pid 298] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(4 [pid 302] unlink("./938/binderfs") = 0 [pid 4828] set_robust_list(0x555557559760, 24 [pid 300] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] umount2("./938/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./909/tracing" [pid 298] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = 0 [pid 302] umount2("./938/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./938/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./938/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4827] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./938/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./871/tracing" [pid 4827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4828] <... set_robust_list resumed>) = 0 [pid 4827] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 300] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4827] write(3, "1000", 4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 4827] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 300] rmdir("./909" [pid 298] umount2("./871/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4827] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4827] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 4827] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4827] <... symlink resumed>) = 0 [pid 302] close(4 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4827] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 executing program [pid 300] mkdir("./910", 0777 [pid 298] openat(AT_FDCWD, "./871/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4827] <... write resumed>) = 18 [pid 302] rmdir("./938/tracing" [pid 4827] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... rmdir resumed>) = 0 [pid 4827] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 300] <... mkdir resumed>) = 0 [pid 4827] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 4828] rt_sigprocmask(SIG_SETMASK, [] [pid 4827] <... mkdirat resumed>) = 0 [pid 302] close(3 [pid 4827] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 4828] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4827] <... mount resumed>) = 0 [pid 302] rmdir("./938" [pid 4828] chdir("./909" [pid 4827] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4827] <... openat resumed>) = 3 [pid 302] mkdir("./939", 0777 [pid 4827] write(3, "p:s/p ./file0:0", 15 [pid 302] <... mkdir resumed>) = 0 [pid 4827] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(4 [pid 4827] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4829 [pid 4827] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4828] <... chdir resumed>) = 0 [pid 4827] creat(NULL, 0732 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] getdents64(4 [pid 4828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4827] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4830 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4828] <... prctl resumed>) = 0 [pid 4827] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4827] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] close(4ci2-android-5-10/strace-static-x86_64: Process 4830 attached [pid 4828] setpgid(0, 0 [pid 4827] +++ exited with 0 +++ [pid 298] <... close resumed>) = 0 [pid 4828] <... setpgid resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rmdir("./871/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4829 attached [pid 4829] set_robust_list(0x555557559760, 24) = 0 [pid 4829] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rmdir resumed>) = 0 [pid 4829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(3 [pid 4828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4829] chdir("./910" [pid 298] close(3 [pid 4829] <... chdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4828] <... openat resumed>) = 3 [pid 298] rmdir("./871" [pid 4829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 4829] <... prctl resumed>) = 0 [pid 4829] setpgid(0, 0) = 0 [pid 4829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4828] write(3, "1000", 4 [pid 298] mkdir("./872", 0777 [pid 4829] write(3, "1000", 4) = 4 [pid 4829] close(3) = 0 [pid 4829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4828] <... write resumed>) = 4 [pid 299] umount2("./893", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4828] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4828] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4828] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(3 [pid 4829] write(1, "executing program\n", 18) = 18 [pid 4829] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4829] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4828] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4829] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4831 [pid 4828] write(1, "executing program\n", 18 [pid 4829] <... mount resumed>) = 0 [pid 4828] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] rt_sigprocmask(SIG_SETMASK, [] executing program executing program [pid 4828] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] umount2("./893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4828] <... close_range resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./893/binderfs" [pid 4829] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4828] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] unlink("./893/binderfs" [pid 4829] <... openat resumed>) = 3 [pid 4829] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... unlink resumed>) = 0 [pid 4829] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4829] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4829] creat(NULL, 0732 [pid 299] <... umount2 resumed>) = 0 [pid 4829] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4829] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4829] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./893/tracing" [pid 4830] set_robust_list(0x555557559760, 24 [pid 4829] +++ exited with 0 +++ [pid 4828] <... mkdirat resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./893/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4828] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] openat(AT_FDCWD, "./893/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4831 attached ) = 4 [pid 4828] <... mount resumed>) = 0 [pid 299] fstat(4 [pid 4831] set_robust_list(0x555557559760, 24 [pid 4828] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4831] <... set_robust_list resumed>) = 0 [pid 299] getdents64(4 [pid 4828] <... openat resumed>) = 3 [pid 4831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4831] chdir("./872") = 0 [pid 4831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4831] setpgid(0, 0) = 0 [pid 4831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4828] write(3, "p:s/p ./file0:0", 15 [pid 299] getdents64(4 [pid 4831] <... openat resumed>) = 3 [pid 4828] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4831] write(3, "1000", 4 [pid 4828] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] close(4 [pid 4831] <... write resumed>) = 4 [pid 299] <... close resumed>) = 0 [pid 4828] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./893/tracing" [pid 4831] close(3) = 0 [pid 4831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4828] creat(NULL, 0732 [pid 299] <... rmdir resumed>) = 0 [pid 4831] write(1, "executing program\n", 18 [pid 4828] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3 [pid 4831] <... write resumed>) = 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4831] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] close(3 [pid 4828] exit_group(0 [pid 4831] <... close_range resumed>) = 0 [pid 4831] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4828] <... exit_group resumed>) = ? [pid 299] <... close resumed>) = 0 executing program [pid 4831] <... mkdirat resumed>) = 0 [pid 299] rmdir("./893" [pid 4831] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4831] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4831] write(3, "p:s/p ./file0:0", 15 [pid 299] mkdir("./894", 0777 [pid 4828] +++ exited with 0 +++ [pid 4831] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4831] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4831] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4831] exit_group(0) = ? [pid 4831] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4832 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4832 attached [pid 4832] set_robust_list(0x555557559760, 24) = 0 [pid 4832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4832] chdir("./894") = 0 [pid 4832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4832] setpgid(0, 0) = 0 [pid 4832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4830] <... set_robust_list resumed>) = 0 [pid 4832] write(3, "1000", 4) = 4 [pid 4832] close(3) = 0 [pid 4832] symlink("/dev/binderfs", "./binderfs" [pid 4830] rt_sigprocmask(SIG_SETMASK, [] [pid 4832] <... symlink resumed>) = 0 [pid 4832] write(1, "executing program\n", 18) = 18 [pid 4832] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4832] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4830] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4832] <... mkdirat resumed>) = 0 [pid 4832] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4830] chdir("./939" [pid 4832] <... mount resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4830] <... chdir resumed>) = 0 [pid 4830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] umount2("./910", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4832] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4830] <... prctl resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4832] <... openat resumed>) = 3 [pid 4830] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4832] write(3, "p:s/p ./file0:0", 15 [pid 300] <... openat resumed>) = 3 [pid 4830] <... setpgid resumed>) = 0 [pid 300] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 4830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4832] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4832] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4832] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4830] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4832] creat(NULL, 0732 [pid 4830] write(3, "1000", 4 [pid 300] newfstatat(AT_FDCWD, "./910/binderfs" [pid 4832] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4830] <... write resumed>) = 4 [pid 300] unlink("./910/binderfs" [pid 4832] exit_group(0) = ? [pid 300] <... unlink resumed>) = 0 [pid 4830] close(3 [pid 300] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4830] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4830] symlink("/dev/binderfs", "./binderfs" [pid 300] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./909", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./910/tracing" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./910/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] getdents64(3 [pid 4830] <... symlink resumed>) = 0 [pid 300] fstat(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4830] write(1, "executing program\n", 18 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4830] <... write resumed>) = 18 [pid 300] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4832] +++ exited with 0 +++ [pid 4830] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] newfstatat(AT_FDCWD, "./909/binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4830] <... close_range resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 301] unlink("./909/binderfs" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 4830] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... unlink resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] close(4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4830] <... mkdirat resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] rmdir("./910/tracing" [pid 301] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4830] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4830] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./909/tracing" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 301] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./910" [pid 298] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./909/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4830] <... openat resumed>) = 3 [pid 4830] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4830] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] fstat(3 [pid 301] fstat(4 [pid 300] mkdir("./911", 0777 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4830] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4830] exit_group(0) = ? [pid 4830] +++ exited with 0 +++ [pid 301] getdents64(4 [pid 300] <... mkdir resumed>) = 0 [pid 298] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./909/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 301] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./872/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4833 attached [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4833 [pid 4833] set_robust_list(0x555557559760, 24 [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4833] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] unlink("./872/binderfs" [pid 301] rmdir("./909" [pid 298] <... unlink resumed>) = 0 [pid 4833] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./910", 0777 [pid 4833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4833] chdir("./911") = 0 [pid 4833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4833] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4833] <... setpgid resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./872/tracing" [pid 4833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4833] write(3, "1000", 4) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4834 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] umount2("./872/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4833] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./894", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./872/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4833] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(4 [pid 4833] symlink("/dev/binderfs", "./binderfs" [pid 299] <... openat resumed>) = 3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 4833] <... symlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 4833] write(1, "executing program\n", 18 [pid 299] getdents64(3 [pid 4833] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 299] umount2("./894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(4 executing program [pid 299] newfstatat(AT_FDCWD, "./894/binderfs" [pid 298] <... close resumed>) = 0 [pid 4833] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./872/tracing" [pid 299] unlink("./894/binderfs" [pid 4833] <... close_range resumed>) = 0 [pid 4833] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 4833] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] close(3 [pid 4833] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... restart_syscall resumed>) = 0 [pid 299] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4833] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 4833] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./872" [pid 4833] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./939", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4833] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./894/tracing" [pid 4833] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./939", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4833] creat(NULL, 0732 [pid 302] <... openat resumed>) = 3 [pid 4833] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 4833] exit_group(0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4833] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 299] umount2("./894/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./873", 0777 [pid 4833] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./939/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./939/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./939/binderfs") = 0 [pid 299] openat(AT_FDCWD, "./894/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 302] umount2("./939/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./939/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(AT_FDCWD, "./939/tracing" [pid 299] getdents64(4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./939/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./939/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4834 attached ) = 4 [pid 4834] set_robust_list(0x555557559760, 24 [pid 302] fstat(4 [pid 4834] <... set_robust_list resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4834] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4835 [pid 4834] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4835 attached [pid 4834] chdir("./910" [pid 302] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4834] <... chdir resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 299] <... close resumed>) = 0 [pid 4834] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] rmdir("./894/tracing" [pid 4834] setpgid(0, 0 [pid 302] rmdir("./939/tracing" [pid 4834] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3 [pid 299] getdents64(3 [pid 4835] set_robust_list(0x555557559760, 24 [pid 4834] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4834] write(3, "1000", 4 [pid 302] close(3 [pid 4834] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 4834] close(3 [pid 302] rmdir("./939" [pid 299] close(3 [pid 4835] <... set_robust_list resumed>) = 0 [pid 4834] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4834] symlink("/dev/binderfs", "./binderfs" [pid 302] mkdir("./940", 0777 [pid 4835] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... close resumed>) = 0 [pid 4834] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] rmdir("./894" [pid 4834] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4834] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4834] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4834] <... close_range resumed>) = 0 [pid 4835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4834] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4836 [pid 4835] chdir("./873" [pid 4834] <... mkdirat resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] mkdir("./895", 0777 [pid 4834] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4834] <... mount resumed>) = 0 [pid 4834] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4834] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 4834] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4834] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./911", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4834] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4834] exit_group(0) = ? [pid 4834] +++ exited with 0 +++ [pid 300] openat(AT_FDCWD, "./911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4837 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4836 attached [pid 4836] set_robust_list(0x555557559760, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4836] <... set_robust_list resumed>) = 0 [pid 300] umount2("./911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4836] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./910", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./911/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4836] chdir("./940" [pid 301] openat(AT_FDCWD, "./910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] unlink("./911/binderfs" [pid 301] fstat(3 [pid 4836] <... chdir resumed>) = 0 [pid 4836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... unlink resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 4836] <... prctl resumed>) = 0 [pid 4836] setpgid(0, 0) = 0 [pid 4836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 301] umount2("./910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4836] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./910/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4836] write(3, "1000", 4) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./911/tracing" [pid 301] unlink("./910/binderfs" [pid 4836] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4836] <... close resumed>) = 0 [pid 4836] symlink("/dev/binderfs", "./binderfs" [pid 301] <... unlink resumed>) = 0 [pid 300] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4836] <... symlink resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./911/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4836] write(1, "executing program\n", 18 [pid 301] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4836] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 301] newfstatat(AT_FDCWD, "./910/tracing" [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] getdents64(4 [pid 4836] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./910/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 301] openat(AT_FDCWD, "./910/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4836] <... close_range resumed>) = 0 [pid 4836] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 4 [pid 300] close(4 [pid 4835] <... chdir resumed>) = 0 [pid 301] fstat(4 [pid 300] <... close resumed>) = 0 [pid 4835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./911/tracing" [pid 4835] <... prctl resumed>) = 0 [pid 301] getdents64(4 [pid 4836] <... mkdirat resumed>) = 0 [pid 4835] setpgid(0, 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... rmdir resumed>) = 0 [pid 4836] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 4835] <... setpgid resumed>) = 0 [pid 300] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] close(3 [pid 4836] <... mount resumed>) = 0 [pid 4835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4837 attached [pid 4836] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4835] <... openat resumed>) = 3 [pid 301] rmdir("./910/tracing" [pid 300] rmdir("./911" [pid 4837] set_robust_list(0x555557559760, 24 [pid 4835] write(3, "1000", 4 [pid 4836] <... openat resumed>) = 3 [pid 4836] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4836] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... rmdir resumed>) = 0 [pid 4836] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4836] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4836] exit_group(0 [pid 300] <... rmdir resumed>) = 0 [pid 4837] <... set_robust_list resumed>) = 0 [pid 4835] <... write resumed>) = 4 [pid 301] getdents64(3 [pid 300] mkdir("./912", 0777 [pid 4835] close(3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4836] <... exit_group resumed>) = ? [pid 4837] rt_sigprocmask(SIG_SETMASK, [] [pid 4836] +++ exited with 0 +++ [pid 4835] <... close resumed>) = 0 [pid 301] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 4837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4835] symlink("/dev/binderfs", "./binderfs" [pid 301] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rmdir("./910" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rmdir resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4835] <... symlink resumed>) = 0 [pid 4837] chdir("./895" [pid 301] mkdir("./911", 0777 [pid 4835] write(1, "executing program\n", 18) = 18 [pid 4835] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4835] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 4837] <... chdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4838 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4838 attached [pid 4837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4838] set_robust_list(0x555557559760, 24 [pid 4837] <... prctl resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4838] <... set_robust_list resumed>) = 0 [pid 4837] setpgid(0, 0 [pid 4835] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4835] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4835] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4835] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4835] creat(NULL, 0732 [pid 4837] <... setpgid resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4839 [pid 4835] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4835] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4838] rt_sigprocmask(SIG_SETMASK, [] [pid 4837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4835] <... exit_group resumed>) = ? [pid 4838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4837] <... openat resumed>) = 3 [pid 4835] +++ exited with 0 +++ [pid 4837] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 4839 attached [pid 4838] chdir("./912" [pid 4837] <... write resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4837] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4837] <... close resumed>) = 0 [pid 4838] <... chdir resumed>) = 0 [pid 4837] symlink("/dev/binderfs", "./binderfs" [pid 4839] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4837] <... symlink resumed>) = 0 [pid 4839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4839] chdir("./911" [pid 4838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4837] write(1, "executing program\n", 18 [pid 302] umount2("./940", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4838] <... prctl resumed>) = 0 [pid 4837] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4838] setpgid(0, 0 [pid 4837] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] openat(AT_FDCWD, "./940", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4837] <... close_range resumed>) = 0 [pid 4838] <... setpgid resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 4839] <... chdir resumed>) = 0 [pid 302] fstat(3 [pid 4837] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3 [pid 4839] <... prctl resumed>) = 0 [pid 4839] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4839] <... setpgid resumed>) = 0 [pid 302] umount2("./940/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4839] <... openat resumed>) = 3 [pid 4838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4837] <... mkdirat resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./940/binderfs" [pid 4837] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4839] write(3, "1000", 4 [pid 302] unlink("./940/binderfs" [pid 4837] <... mount resumed>) = 0 [pid 4839] <... write resumed>) = 4 [pid 4839] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4837] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./940/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4839] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4838] <... openat resumed>) = 3 [pid 4837] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4838] write(3, "1000", 4 [pid 4837] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./940/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4839] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4838] <... write resumed>) = 4 [pid 4837] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] newfstatat(AT_FDCWD, "./940/tracing" [pid 4838] close(3 [pid 4837] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4838] <... close resumed>) = 0 [pid 4837] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] umount2("./940/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4837] creat(NULL, 0732 [pid 4838] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4837] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./940/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4839] <... write resumed>) = 18 [pid 302] <... openat resumed>) = 4 [pid 4839] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4837] exit_group(0 [pid 302] fstat(4 [pid 4839] <... close_range resumed>) = 0 [pid 4837] <... exit_group resumed>) = ? [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4838] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 4839] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4839] <... mkdirat resumed>) = 0 [pid 302] getdents64(4 [pid 4838] write(1, "executing program\n", 18 [pid 4837] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4839] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] close(4 [pid 4838] <... write resumed>) = 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program executing program [pid 4838] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4838] <... close_range resumed>) = 0 [pid 302] rmdir("./940/tracing" [pid 4839] <... mount resumed>) = 0 [pid 4839] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 4839] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 4838] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4839] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] close(3 [pid 4839] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4839] creat(NULL, 0732 [pid 302] <... close resumed>) = 0 [pid 4839] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rmdir("./940" [pid 4839] exit_group(0) = ? [pid 4839] +++ exited with 0 +++ [pid 4838] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./941", 0777 [pid 4838] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4838] <... mount resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4838] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4838] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4838] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4838] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4838] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4838] exit_group(0) = ? [pid 4838] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4840 ci2-android-5-10/strace-static-x86_64: Process 4840 attached [pid 4840] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4840] <... set_robust_list resumed>) = 0 [pid 4840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4840] chdir("./941") = 0 [pid 4840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4840] setpgid(0, 0) = 0 [pid 4840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4840] write(3, "1000", 4) = 4 [pid 4840] close(3) = 0 [pid 4840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4840] write(1, "executing program\n", 18) = 18 [pid 4840] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4840] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3 [pid 4840] <... mkdirat resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4840] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] getdents64(3 [pid 4840] <... mount resumed>) = 0 [pid 300] umount2("./912", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4840] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4840] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4840] write(3, "p:s/p ./file0:0", 15 [pid 298] umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] umount2("./911", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./873/binderfs" [pid 4840] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] openat(AT_FDCWD, "./911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4840] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] fstat(3 [pid 298] unlink("./873/binderfs" [pid 300] umount2("./912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4840] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(3 [pid 4840] creat(NULL, 0732 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] newfstatat(AT_FDCWD, "./912/binderfs" [pid 301] umount2("./911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4840] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./912/binderfs" [pid 4840] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./911/binderfs" [pid 4840] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] unlink("./911/binderfs" [pid 300] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4840] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./873/tracing" [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./912/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./873/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./911/tracing" [pid 300] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./911/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./873/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./912/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./911/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 300] fstat(4 [pid 298] fstat(4 [pid 301] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] umount2("./895", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 299] fstat(3 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] close(4 [pid 301] <... close resumed>) = 0 [pid 300] rmdir("./912/tracing" [pid 299] getdents64(3 [pid 301] rmdir("./911/tracing" [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... close resumed>) = 0 [pid 299] umount2("./895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./895/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] unlink("./895/binderfs" [pid 298] rmdir("./873/tracing" [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] <... umount2 resumed>) = 0 [pid 301] close(3 [pid 300] <... close resumed>) = 0 [pid 299] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] rmdir("./912" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 301] rmdir("./911" [pid 299] newfstatat(AT_FDCWD, "./895/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./895/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./895/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4 [pid 301] <... rmdir resumed>) = 0 [pid 300] mkdir("./913", 0777 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./912", 0777 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./895/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(3 [pid 298] rmdir("./873" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 302] umount2("./941", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./895" [pid 298] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./941", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4841 [pid 299] mkdir("./896", 0777 [pid 298] mkdir("./874", 0777ci2-android-5-10/strace-static-x86_64: Process 4842 attached [pid 302] fstat(3 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4842 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... mkdir resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] getdents64(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 4842] set_robust_list(0x555557559760, 24 [pid 302] umount2("./941/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4843 [pid 302] newfstatat(AT_FDCWD, "./941/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] unlink("./941/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4843 attached [pid 4842] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./941/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 4842] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./941/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./941/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./941/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./941/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 4842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4844 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./941/tracing" [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4843] set_robust_list(0x555557559760, 24 [pid 4842] chdir("./912" [pid 302] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./941" [pid 4843] <... set_robust_list resumed>) = 0 [pid 4842] <... chdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./942", 0777 [pid 4843] rt_sigprocmask(SIG_SETMASK, [] [pid 4842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4842] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4845 ci2-android-5-10/strace-static-x86_64: Process 4845 attached [pid 4843] chdir("./896" [pid 4842] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4841 attached [pid 4841] set_robust_list(0x555557559760, 24 [pid 4842] <... setpgid resumed>) = 0 [pid 4841] <... set_robust_list resumed>) = 0 [pid 4841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4841] chdir("./913") = 0 [pid 4842] <... openat resumed>) = 3 [pid 4841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4841] setpgid(0, 0) = 0 [pid 4841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4845] set_robust_list(0x555557559760, 24 [pid 4843] <... chdir resumed>) = 0 [pid 4842] write(3, "1000", 4 [pid 4841] <... openat resumed>) = 3 [pid 4842] <... write resumed>) = 4 [pid 4841] write(3, "1000", 4) = 4 [pid 4841] close(3) = 0 [pid 4842] close(3 [pid 4841] symlink("/dev/binderfs", "./binderfs" [pid 4845] <... set_robust_list resumed>) = 0 [pid 4843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4842] <... close resumed>) = 0 executing program [pid 4841] <... symlink resumed>) = 0 [pid 4841] write(1, "executing program\n", 18) = 18 [pid 4841] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4841] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4845] rt_sigprocmask(SIG_SETMASK, [] [pid 4843] <... prctl resumed>) = 0 [pid 4842] symlink("/dev/binderfs", "./binderfs" [pid 4841] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4844 attached [pid 4844] set_robust_list(0x555557559760, 24 [pid 4842] <... symlink resumed>) = 0 [pid 4844] <... set_robust_list resumed>) = 0 [pid 4841] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4844] rt_sigprocmask(SIG_SETMASK, [] [pid 4843] setpgid(0, 0 executing program [pid 4842] write(1, "executing program\n", 18) = 18 [pid 4841] <... mount resumed>) = 0 [pid 4843] <... setpgid resumed>) = 0 [pid 4842] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4842] <... close_range resumed>) = 0 [pid 4844] chdir("./874" [pid 4842] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4841] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4844] <... chdir resumed>) = 0 [pid 4841] <... openat resumed>) = 3 [pid 4844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4841] write(3, "p:s/p ./file0:0", 15 [pid 4842] <... mkdirat resumed>) = 0 [pid 4844] <... prctl resumed>) = 0 [pid 4842] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4841] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4844] setpgid(0, 0 [pid 4841] openat(AT_FDCWD, NULL, O_WRONLY [pid 4842] <... mount resumed>) = 0 [pid 4844] <... setpgid resumed>) = 0 [pid 4843] <... openat resumed>) = 3 [pid 4842] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4841] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4843] write(3, "1000", 4 [pid 4842] <... openat resumed>) = 3 [pid 4844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4843] <... write resumed>) = 4 [pid 4842] write(3, "p:s/p ./file0:0", 15 [pid 4841] creat(NULL, 0732 [pid 4844] <... openat resumed>) = 3 [pid 4843] close(3 [pid 4842] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4841] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4845] chdir("./942" [pid 4842] openat(AT_FDCWD, NULL, O_WRONLY [pid 4843] <... close resumed>) = 0 [pid 4842] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4844] write(3, "1000", 4 [pid 4843] symlink("/dev/binderfs", "./binderfs" [pid 4842] creat(NULL, 0732 [pid 4841] exit_group(0 [pid 4844] <... write resumed>) = 4 [pid 4842] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4841] <... exit_group resumed>) = ? [pid 4845] <... chdir resumed>) = 0 [pid 4844] close(3 [pid 4843] <... symlink resumed>) = 0 [pid 4842] exit_group(0 [pid 4841] +++ exited with 0 +++ [pid 4842] <... exit_group resumed>) = ? [pid 4843] write(1, "executing program\n", 18 [pid 4844] <... close resumed>) = 0 [pid 4844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4842] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4843] <... write resumed>) = 18 executing program [pid 300] <... restart_syscall resumed>) = 0 [pid 4844] write(1, "executing program\n", 18 [pid 4843] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./912", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4844] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4843] <... close_range resumed>) = 0 [pid 300] umount2("./913", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4844] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4843] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(3 [pid 4844] <... close_range resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 4844] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 4844] <... mkdirat resumed>) = 0 [pid 4843] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 4843] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] umount2("./912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4844] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4844] <... mount resumed>) = 0 [pid 4843] <... mount resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4844] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./912/binderfs" [pid 4844] <... openat resumed>) = 3 [pid 4843] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4844] write(3, "p:s/p ./file0:0", 15 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./913/binderfs" [pid 4844] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4843] <... openat resumed>) = 3 [pid 301] unlink("./912/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4844] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4844] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4844] exit_group(0 [pid 4843] write(3, "p:s/p ./file0:0", 15 [pid 301] <... unlink resumed>) = 0 [pid 300] unlink("./913/binderfs" [pid 4844] <... exit_group resumed>) = ? [pid 301] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4844] +++ exited with 0 +++ [pid 4843] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... unlink resumed>) = 0 [pid 300] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = 0 [pid 4845] <... prctl resumed>) = 0 [pid 301] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4843] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4843] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./912/tracing" [pid 4845] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 4845] <... setpgid resumed>) = 0 [pid 4843] creat(NULL, 0732 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./913/tracing" [pid 4845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./912/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4845] <... openat resumed>) = 3 [pid 4843] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4845] write(3, "1000", 4 [pid 4843] exit_group(0 [pid 301] openat(AT_FDCWD, "./912/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4843] <... exit_group resumed>) = ? [pid 298] umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 300] openat(AT_FDCWD, "./913/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 4 [pid 301] getdents64(4 [pid 298] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] close(4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] <... close resumed>) = 0 [pid 4845] <... write resumed>) = 4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(4 [pid 301] rmdir("./912/tracing" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4845] close(3) = 0 [pid 4845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4843] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4845] write(1, "executing program\n", 18 [pid 301] getdents64(3 [pid 300] <... close resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 298] newfstatat(AT_FDCWD, "./874/binderfs" [pid 4845] <... write resumed>) = 18 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rmdir("./913/tracing" [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4845] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4845] <... close_range resumed>) = 0 [pid 4845] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... rmdir resumed>) = 0 [pid 298] unlink("./874/binderfs" [pid 301] <... close resumed>) = 0 [pid 300] getdents64(3 [pid 4845] <... mkdirat resumed>) = 0 [pid 301] rmdir("./912" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4845] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 298] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./913", 0777 [pid 300] close(3 [pid 4845] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 4845] <... openat resumed>) = 3 [pid 4845] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4845] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... mkdir resumed>) = 0 [pid 300] rmdir("./913" [pid 298] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4845] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4845] exit_group(0) = ? [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] mkdir("./914", 0777 [pid 298] newfstatat(AT_FDCWD, "./874/tracing" [pid 4845] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... mkdir resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] umount2("./874/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4846 attached [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4846 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4846] set_robust_list(0x555557559760, 24 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4846] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./874/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-10/strace-static-x86_64: Process 4847 attached [pid 4846] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4847 [pid 4846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... openat resumed>) = 4 [pid 4846] chdir("./913" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4847] set_robust_list(0x555557559760, 24 [pid 298] fstat(4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4847] <... set_robust_list resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4846] <... chdir resumed>) = 0 [pid 298] getdents64(4 [pid 4847] rt_sigprocmask(SIG_SETMASK, [] [pid 4846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4846] <... prctl resumed>) = 0 [pid 298] getdents64(4 [pid 4846] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4847] chdir("./914" [pid 298] close(4 [pid 4846] <... setpgid resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4847] <... chdir resumed>) = 0 [pid 298] rmdir("./874/tracing" [pid 4846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 4847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(3 [pid 4847] <... prctl resumed>) = 0 [pid 4846] write(3, "1000", 4) = 4 [pid 4847] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4846] close(3 [pid 4847] <... setpgid resumed>) = 0 [pid 298] close(3 [pid 4846] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4846] symlink("/dev/binderfs", "./binderfs" [pid 298] rmdir("./874" [pid 4847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4846] <... symlink resumed>) = 0 [pid 4846] write(1, "executing program\n", 18 [pid 298] <... rmdir resumed>) = 0 [pid 4846] <... write resumed>) = 18 [pid 298] mkdir("./875", 0777 [pid 4847] <... openat resumed>) = 3 [pid 4846] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4846] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 4847] write(3, "1000", 4 [pid 4846] <... mkdirat resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4846] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4847] <... write resumed>) = 4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4847] close(3 [pid 4846] <... mount resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4846] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4846] write(3, "p:s/p ./file0:0", 15ci2-android-5-10/strace-static-x86_64: Process 4848 attached [pid 4847] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4848 [pid 4847] symlink("/dev/binderfs", "./binderfs" [pid 4846] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4846] openat(AT_FDCWD, NULL, O_WRONLY [pid 4847] <... symlink resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4846] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4846] creat(NULL, 0732 [pid 4847] write(1, "executing program\n", 18) = 18 [pid 4848] set_robust_list(0x555557559760, 24 [pid 4847] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4848] <... set_robust_list resumed>) = 0 [pid 4847] <... close_range resumed>) = 0 [pid 4846] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4847] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4846] exit_group(0) = ? [pid 4848] rt_sigprocmask(SIG_SETMASK, [] [pid 4847] <... mkdirat resumed>) = 0 executing program [pid 4846] +++ exited with 0 +++ [pid 4848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4847] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 4848] chdir("./875" [pid 4847] <... mount resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4848] <... chdir resumed>) = 0 [pid 4847] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4847] <... openat resumed>) = 3 [pid 302] umount2("./942", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4848] <... prctl resumed>) = 0 [pid 4847] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4848] setpgid(0, 0 [pid 4847] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./942", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./896", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4848] <... setpgid resumed>) = 0 [pid 4847] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 3 [pid 4848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4847] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4848] <... openat resumed>) = 3 [pid 4847] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4848] write(3, "1000", 4 [pid 4847] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(3 [pid 299] openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4848] <... write resumed>) = 4 [pid 4847] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4848] close(3 [pid 4847] <... exit_group resumed>) = ? [pid 302] umount2("./942/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 4848] <... close resumed>) = 0 [pid 4847] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 4848] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./942/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4848] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4848] write(1, "executing program\n", 18 [pid 302] unlink("./942/binderfs" [pid 299] getdents64(3 [pid 4848] <... write resumed>) = 18 [pid 302] <... unlink resumed>) = 0 executing program [pid 4848] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./942/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4848] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 4848] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./942/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4848] <... mkdirat resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4848] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./942/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4848] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4848] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] umount2("./942/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./896/binderfs" [pid 4848] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4848] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./942/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./896/binderfs" [pid 4848] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... openat resumed>) = 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 4848] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] fstat(4 [pid 4848] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] umount2("./913", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 4848] creat(NULL, 0732 [pid 302] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./914", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4848] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] openat(AT_FDCWD, "./913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4848] exit_group(0 [pid 302] getdents64(4 [pid 301] <... openat resumed>) = 3 [pid 300] openat(AT_FDCWD, "./914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = 0 [pid 4848] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] fstat(3 [pid 300] <... openat resumed>) = 3 [pid 4848] +++ exited with 0 +++ [pid 302] close(4 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] fstat(3 [pid 299] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./942/tracing" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 299] newfstatat(AT_FDCWD, "./896/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./913/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./896/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 302] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./914/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 301] unlink("./913/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./896/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./942" [pid 300] unlink("./914/binderfs" [pid 298] umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./943", 0777 [pid 301] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] fstat(3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./913/tracing" [pid 300] newfstatat(AT_FDCWD, "./914/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 ci2-android-5-10/strace-static-x86_64: Process 4849 attached [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4849 [pid 301] umount2("./913/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./913/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] openat(AT_FDCWD, "./914/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./875/binderfs" [pid 301] <... openat resumed>) = 4 [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./896/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] fstat(4 [pid 300] fstat(4 [pid 298] unlink("./875/binderfs" [pid 4849] set_robust_list(0x555557559760, 24 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 298] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] getdents64(4 [pid 300] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 299] close(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(4 [pid 300] close(4 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4849] <... set_robust_list resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./896" [pid 298] newfstatat(AT_FDCWD, "./875/tracing" [pid 4849] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rmdir("./913/tracing" [pid 300] rmdir("./914/tracing" [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] umount2("./875/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4849] chdir("./943" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4849] <... chdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./875/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 4 [pid 4849] <... prctl resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] getdents64(3 [pid 299] mkdir("./897", 0777 [pid 298] fstat(4 [pid 4849] setpgid(0, 0 [pid 301] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4849] <... setpgid resumed>) = 0 [pid 298] getdents64(4 [pid 4849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4849] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3 [pid 299] <... mkdir resumed>) = 0 [pid 298] getdents64(4 [pid 4849] write(3, "1000", 4 [pid 301] close(3 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 executing program [pid 4849] <... write resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 300] rmdir("./914" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] close(4 [pid 4849] close(3 [pid 301] rmdir("./913" [pid 298] <... close resumed>) = 0 [pid 4849] <... close resumed>) = 0 [pid 298] rmdir("./875/tracing" [pid 4849] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 4849] <... symlink resumed>) = 0 [pid 301] mkdir("./914", 0777 [pid 300] mkdir("./915", 0777 [pid 298] getdents64(3 [pid 4849] write(1, "executing program\n", 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4849] <... write resumed>) = 18 [pid 298] close(3 [pid 4849] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... mkdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4849] <... close_range resumed>) = 0 [pid 298] rmdir("./875" [pid 4849] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... mkdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4850 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4850 attached [pid 4849] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] mkdir("./876", 0777 [pid 4850] set_robust_list(0x555557559760, 24 [pid 4849] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4849] <... mount resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4849] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4849] <... openat resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4851 attached [pid 4850] <... set_robust_list resumed>) = 0 [pid 4849] write(3, "p:s/p ./file0:0", 15 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4849] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4851 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4852 [pid 4849] openat(AT_FDCWD, NULL, O_WRONLY [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4849] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4849] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4849] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4852 attached [pid 4851] set_robust_list(0x555557559760, 24 [pid 4850] rt_sigprocmask(SIG_SETMASK, [] [pid 4849] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4853 ci2-android-5-10/strace-static-x86_64: Process 4853 attached [pid 4853] set_robust_list(0x555557559760, 24 [pid 4851] <... set_robust_list resumed>) = 0 [pid 4850] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4853] <... set_robust_list resumed>) = 0 [pid 4853] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4853] chdir("./915") = 0 [pid 4853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4853] setpgid(0, 0) = 0 [pid 4853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4850] chdir("./897" [pid 4851] rt_sigprocmask(SIG_SETMASK, [] [pid 4852] set_robust_list(0x555557559760, 24 [pid 4851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4850] <... chdir resumed>) = 0 [pid 4852] <... set_robust_list resumed>) = 0 [pid 4853] <... openat resumed>) = 3 [pid 4852] rt_sigprocmask(SIG_SETMASK, [] [pid 4851] chdir("./914" [pid 4850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4853] write(3, "1000", 4) = 4 [pid 4853] close(3) = 0 [pid 4853] symlink("/dev/binderfs", "./binderfs" [pid 4850] <... prctl resumed>) = 0 [pid 4853] <... symlink resumed>) = 0 [pid 4852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4851] <... chdir resumed>) = 0 [pid 4850] setpgid(0, 0 [pid 4853] write(1, "executing program\n", 18) = 18 executing program [pid 4853] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4853] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4852] chdir("./876" [pid 4851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4850] <... setpgid resumed>) = 0 [pid 4853] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 4851] <... prctl resumed>) = 0 [pid 4850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4853] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4850] <... openat resumed>) = 3 [pid 302] umount2("./943", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4853] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4850] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./943", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4853] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4850] <... write resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 4853] openat(AT_FDCWD, NULL, O_WRONLY [pid 4850] close(3 [pid 302] fstat(3 [pid 4853] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4850] <... close resumed>) = 0 [pid 4853] creat(NULL, 0732 [pid 4850] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3 [pid 4853] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4853] exit_group(0) = ? [pid 4853] +++ exited with 0 +++ [pid 4852] <... chdir resumed>) = 0 [pid 4851] setpgid(0, 0 [pid 4850] <... symlink resumed>) = 0 [pid 302] umount2("./943/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4851] <... setpgid resumed>) = 0 [pid 4850] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4850] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./943/binderfs" executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4850] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4852] <... prctl resumed>) = 0 [pid 4850] <... close_range resumed>) = 0 [pid 302] unlink("./943/binderfs" [pid 4851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4852] setpgid(0, 0) = 0 [pid 4852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 4850] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./943/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4852] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 4852] write(3, "1000", 4) = 4 [pid 4852] close(3) = 0 [pid 4852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4851] <... openat resumed>) = 3 [pid 4850] <... mkdirat resumed>) = 0 [pid 302] umount2("./943/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4852] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4851] write(3, "1000", 4 [pid 4850] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./943/tracing" [pid 4852] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4852] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4850] <... mount resumed>) = 0 [pid 4851] <... write resumed>) = 4 executing program [pid 302] umount2("./943/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4852] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4851] close(3 [pid 4850] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4852] <... mkdirat resumed>) = 0 [pid 4851] <... close resumed>) = 0 [pid 4850] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./943/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4851] symlink("/dev/binderfs", "./binderfs" [pid 302] <... openat resumed>) = 4 [pid 4850] write(3, "p:s/p ./file0:0", 15 [pid 302] fstat(4 [pid 4852] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4850] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 4852] <... mount resumed>) = 0 [pid 4850] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4851] <... symlink resumed>) = 0 [pid 302] getdents64(4 [pid 4851] write(1, "executing program\n", 18 [pid 4850] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4852] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4851] <... write resumed>) = 18 [pid 4850] creat(NULL, 0732 [pid 302] close(4 [pid 4852] <... openat resumed>) = 3 executing program [pid 4850] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 4851] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4852] write(3, "p:s/p ./file0:0", 15 [pid 4851] <... close_range resumed>) = 0 [pid 4850] exit_group(0 [pid 302] rmdir("./943/tracing" [pid 4850] <... exit_group resumed>) = ? [pid 4852] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4852] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4852] creat(NULL, 0732 [pid 302] <... rmdir resumed>) = 0 [pid 4852] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4852] exit_group(0) = ? [pid 4852] +++ exited with 0 +++ [pid 4851] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4850] +++ exited with 0 +++ [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... close resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rmdir("./943" [pid 4851] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4851] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] mkdir("./944", 0777 [pid 4851] <... mount resumed>) = 0 [pid 4851] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4851] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... mkdir resumed>) = 0 [pid 4851] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4851] creat(NULL, 0732 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] umount2("./897", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4851] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4851] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4851] <... exit_group resumed>) = ? [pid 4851] +++ exited with 0 +++ [pid 299] openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4854 [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 4854 attached [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 301] umount2("./914", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4854] set_robust_list(0x555557559760, 24 [pid 301] openat(AT_FDCWD, "./914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./915", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] fstat(3 [pid 300] openat(AT_FDCWD, "./915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 300] fstat(3 [pid 299] newfstatat(AT_FDCWD, "./897/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./876/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 299] unlink("./897/binderfs" [pid 301] newfstatat(AT_FDCWD, "./914/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4854] <... set_robust_list resumed>) = 0 [pid 4854] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./876/binderfs" [pid 301] unlink("./914/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4854] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4854] chdir("./944" [pid 298] <... unlink resumed>) = 0 [pid 4854] <... chdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./915/binderfs" [pid 299] <... umount2 resumed>) = 0 [pid 4854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] unlink("./915/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./914/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4854] <... prctl resumed>) = 0 [pid 4854] setpgid(0, 0 [pid 300] <... unlink resumed>) = 0 [pid 4854] <... setpgid resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./897/tracing" [pid 298] newfstatat(AT_FDCWD, "./876/tracing" [pid 301] umount2("./914/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./914/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./897/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./876/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 300] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./876/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./897/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./915/tracing" [pid 298] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] fstat(4 [pid 301] getdents64(4 [pid 300] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 301] close(4 [pid 300] openat(AT_FDCWD, "./915/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] rmdir("./914/tracing" [pid 300] <... openat resumed>) = 4 [pid 299] getdents64(4 [pid 298] getdents64(4 [pid 4854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] fstat(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] close(4 [pid 298] close(4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] close(3 [pid 300] getdents64(4 [pid 299] rmdir("./897/tracing" [pid 298] rmdir("./876/tracing" [pid 301] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4854] write(3, "1000", 4 [pid 298] <... rmdir resumed>) = 0 [pid 4854] <... write resumed>) = 4 [pid 4854] close(3) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 301] rmdir("./914" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 300] close(4 [pid 299] close(3 [pid 298] close(3 [pid 301] mkdir("./915", 0777 [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4854] write(1, "executing program\n", 18) = 18 [pid 4854] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4854] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 300] rmdir("./915/tracing" [pid 298] rmdir("./876" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rmdir("./897" [pid 4854] <... mkdirat resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4854] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4854] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... rmdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] getdents64(3 [pid 298] mkdir("./877", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] mkdir("./898", 0777 [pid 4854] <... openat resumed>) = 3 [pid 4854] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 300] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 4854] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4854] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4854] exit_group(0 [pid 300] <... close resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4854] <... exit_group resumed>) = ? executing program [pid 4854] +++ exited with 0 +++ [pid 300] rmdir("./915" [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4855 ci2-android-5-10/strace-static-x86_64: Process 4855 attached [pid 4855] set_robust_list(0x555557559760, 24) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4855] chdir("./915") = 0 [pid 300] mkdir("./916", 0777 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4856 [pid 4855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 4855] <... prctl resumed>) = 0 [pid 4855] setpgid(0, 0) = 0 [pid 4855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4857 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4855] write(3, "1000", 4) = 4 [pid 4855] close(3) = 0 [pid 4855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4858 [pid 4855] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4855] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4855] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4855] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4857 attached executing program ci2-android-5-10/strace-static-x86_64: Process 4858 attached [pid 4857] set_robust_list(0x555557559760, 24 [pid 4855] <... mkdirat resumed>) = 0 [pid 4855] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4858] set_robust_list(0x555557559760, 24 [pid 4857] <... set_robust_list resumed>) = 0 [pid 4855] <... mount resumed>) = 0 [pid 4855] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4855] write(3, "p:s/p ./file0:0", 15 [pid 4857] rt_sigprocmask(SIG_SETMASK, [] [pid 4858] <... set_robust_list resumed>) = 0 [pid 4855] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... restart_syscall resumed>) = 0 [pid 4855] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4855] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] umount2("./944", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4855] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4855] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./944", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4858] rt_sigprocmask(SIG_SETMASK, [] [pid 4857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4855] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4856 attached [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4856] set_robust_list(0x555557559760, 24 [pid 302] umount2("./944/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4856] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4856] rt_sigprocmask(SIG_SETMASK, [] [pid 302] newfstatat(AT_FDCWD, "./944/binderfs" [pid 4856] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4856] chdir("./877" [pid 302] unlink("./944/binderfs" [pid 4856] <... chdir resumed>) = 0 [pid 4856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... unlink resumed>) = 0 [pid 4858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4857] chdir("./898" [pid 302] umount2("./944/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4856] setpgid(0, 0) = 0 [pid 4858] chdir("./916" [pid 4857] <... chdir resumed>) = 0 [pid 4856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = 0 [pid 4858] <... chdir resumed>) = 0 [pid 4857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./944/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4857] <... prctl resumed>) = 0 [pid 4856] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4856] write(3, "1000", 4 [pid 4858] <... prctl resumed>) = 0 [pid 4857] setpgid(0, 0 [pid 302] newfstatat(AT_FDCWD, "./944/tracing" [pid 4856] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4858] setpgid(0, 0 [pid 4857] <... setpgid resumed>) = 0 [pid 302] umount2("./944/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4856] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4856] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./944/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4858] <... setpgid resumed>) = 0 [pid 4857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 4 [pid 4856] symlink("/dev/binderfs", "./binderfs" [pid 302] fstat(4 [pid 4858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4857] <... openat resumed>) = 3 [pid 4856] <... symlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4858] <... openat resumed>) = 3 [pid 4857] write(3, "1000", 4 [pid 4856] write(1, "executing program\n", 18 [pid 302] getdents64(4 [pid 4856] <... write resumed>) = 18 [pid 4856] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 executing program [pid 4858] write(3, "1000", 4 [pid 4857] <... write resumed>) = 4 [pid 302] getdents64(4 [pid 4857] close(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4858] <... write resumed>) = 4 [pid 302] close(4 [pid 4858] close(3 [pid 4857] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 4856] <... close_range resumed>) = 0 [pid 4857] symlink("/dev/binderfs", "./binderfs" [pid 302] rmdir("./944/tracing" [pid 4858] <... close resumed>) = 0 [pid 4856] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4858] symlink("/dev/binderfs", "./binderfs" [pid 4857] <... symlink resumed>) = 0 [pid 4856] <... mkdirat resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 4856] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4857] write(1, "executing program\n", 18 [pid 302] getdents64(3 executing program [pid 4858] <... symlink resumed>) = 0 [pid 4857] <... write resumed>) = 18 [pid 4856] <... mount resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4856] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4857] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] close(3 [pid 4858] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 4858] <... write resumed>) = 18 [pid 4857] <... close_range resumed>) = 0 [pid 302] rmdir("./944" [pid 4856] <... openat resumed>) = 3 [pid 4856] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 4856] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] mkdir("./945", 0777 [pid 4858] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4857] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4856] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4856] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4856] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4856] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 4858] <... close_range resumed>) = 0 [pid 4857] <... mkdirat resumed>) = 0 [pid 4856] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4858] mkdirat(AT_FDCWD, "./tracing", 0777ci2-android-5-10/strace-static-x86_64: Process 4859 attached ) = 0 [pid 4857] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4859] set_robust_list(0x555557559760, 24) = 0 [pid 4858] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4857] <... mount resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4859 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4857] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4857] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4857] write(3, "p:s/p ./file0:0", 15 [pid 4858] <... mount resumed>) = 0 [pid 4857] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... restart_syscall resumed>) = 0 [pid 4859] rt_sigprocmask(SIG_SETMASK, [] [pid 4857] openat(AT_FDCWD, NULL, O_WRONLY [pid 4858] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4857] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4859] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4857] creat(NULL, 0732 [pid 4858] <... openat resumed>) = 3 [pid 4857] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./915", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4859] chdir("./945" [pid 4857] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4859] <... chdir resumed>) = 0 [pid 4857] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 4858] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4858] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3 [pid 4858] creat(NULL, 0732 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4858] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4858] exit_group(0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4857] +++ exited with 0 +++ [pid 4859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4858] <... exit_group resumed>) = ? [pid 301] umount2("./915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4859] <... prctl resumed>) = 0 [pid 4858] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 4859] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] fstat(3 [pid 4859] <... setpgid resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./915/binderfs" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] unlink("./915/binderfs" [pid 298] getdents64(3 [pid 4859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4859] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./877/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./915/tracing" [pid 298] unlink("./877/binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4859] write(3, "1000", 4) = 4 [pid 4859] close(3 [pid 298] <... unlink resumed>) = 0 [pid 301] umount2("./915/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4859] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 301] openat(AT_FDCWD, "./915/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4859] symlink("/dev/binderfs", "./binderfs" [pid 301] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 298] newfstatat(AT_FDCWD, "./877/tracing" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4859] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 4859] write(1, "executing program\n", 18) = 18 [pid 4859] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4859] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./877/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4859] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] openat(AT_FDCWD, "./877/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(4 [pid 4859] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 298] fstat(4 [pid 301] rmdir("./915/tracing" [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4859] <... mount resumed>) = 0 [pid 4859] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 301] getdents64(3 [pid 4859] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] close(3 [pid 298] getdents64(4 [pid 4859] write(3, "p:s/p ./file0:0", 15 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./915" [pid 298] close(4 [pid 4859] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4859] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4859] creat(NULL, 0732 [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 301] mkdir("./916", 0777 [pid 298] rmdir("./877/tracing" [pid 4859] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4859] exit_group(0) = ? [pid 4859] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] getdents64(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./877"ci2-android-5-10/strace-static-x86_64: Process 4860 attached ) = 0 [pid 4860] set_robust_list(0x555557559760, 24 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4860 [pid 298] mkdir("./878", 0777 [pid 4860] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4860] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4860] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4860] chdir("./916" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4861 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4861 attached [pid 4860] <... chdir resumed>) = 0 [pid 4861] set_robust_list(0x555557559760, 24) = 0 [pid 4861] rt_sigprocmask(SIG_SETMASK, [] [pid 4860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4861] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4860] <... prctl resumed>) = 0 [pid 4861] chdir("./878" [pid 4860] setpgid(0, 0 [pid 4861] <... chdir resumed>) = 0 [pid 4860] <... setpgid resumed>) = 0 [pid 4861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4861] setpgid(0, 0) = 0 [pid 4861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4861] <... openat resumed>) = 3 [pid 4861] write(3, "1000", 4 [pid 4860] <... openat resumed>) = 3 [pid 4861] <... write resumed>) = 4 [pid 4861] close(3) = 0 [pid 4861] symlink("/dev/binderfs", "./binderfs" [pid 4860] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 4861] <... symlink resumed>) = 0 [pid 4860] <... write resumed>) = 4 [pid 4861] write(1, "executing program\n", 18) = 18 executing program [pid 4860] close(3 [pid 302] umount2("./945", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4861] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4860] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4861] <... close_range resumed>) = 0 [pid 4860] symlink("/dev/binderfs", "./binderfs" [pid 302] openat(AT_FDCWD, "./945", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4861] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... openat resumed>) = 3 [pid 4861] <... mkdirat resumed>) = 0 [pid 4860] <... symlink resumed>) = 0 [pid 302] fstat(3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 4860] write(1, "executing program\n", 18 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4861] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] getdents64(3 [pid 4861] <... mount resumed>) = 0 [pid 4860] <... write resumed>) = 18 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./916", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4860] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] umount2("./945/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./898", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4860] <... close_range resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./945/binderfs" [pid 300] openat(AT_FDCWD, "./916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4860] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 302] unlink("./945/binderfs" [pid 299] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4861] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] <... unlink resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 4861] write(3, "p:s/p ./file0:0", 15 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./945/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4861] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4860] <... mkdirat resumed>) = 0 [pid 302] umount2("./945/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./916/binderfs" [pid 299] newfstatat(AT_FDCWD, "./898/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4861] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4860] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./945/tracing" [pid 300] unlink("./916/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4861] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4861] creat(NULL, 0732 [pid 300] <... unlink resumed>) = 0 [pid 299] unlink("./898/binderfs" [pid 302] umount2("./945/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4861] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4861] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4861] <... exit_group resumed>) = ? [pid 4861] +++ exited with 0 +++ [pid 4860] <... mount resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4860] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./945/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./916/tracing" [pid 299] <... umount2 resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 4 [pid 299] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4860] <... openat resumed>) = 3 [pid 302] fstat(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4860] write(3, "p:s/p ./file0:0", 15 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 299] newfstatat(AT_FDCWD, "./898/tracing" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4860] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] getdents64(4 [pid 300] openat(AT_FDCWD, "./916/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4860] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 4 [pid 302] close(4 [pid 300] fstat(4 [pid 299] umount2("./898/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4860] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4860] creat(NULL, 0732 [pid 302] rmdir("./945/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(4 [pid 4860] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4860] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] openat(AT_FDCWD, "./898/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4860] <... exit_group resumed>) = ? [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 4860] +++ exited with 0 +++ [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(4 [pid 302] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] fstat(4 [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./945" [pid 300] rmdir("./916/tracing" [pid 299] getdents64(4 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] mkdir("./946", 0777 [pid 300] getdents64(3 [pid 299] getdents64(4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 300] rmdir("./916" [pid 302] <... mkdir resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] mkdir("./917", 0777 [pid 299] close(4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4862 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rmdir("./898/tracing"ci2-android-5-10/strace-static-x86_64: Process 4863 attached [pid 4862] set_robust_list(0x555557559760, 24 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4862 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4863 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4863] set_robust_list(0x555557559760, 24 [pid 4862] <... set_robust_list resumed>) = 0 [pid 299] getdents64(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./916", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4863] <... set_robust_list resumed>) = 0 [pid 4862] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(3 [pid 298] umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4862] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 299] rmdir("./898" [pid 298] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4862] chdir("./946" [pid 301] fstat(3 [pid 4863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4863] chdir("./917" [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] mkdir("./899", 0777 [pid 4862] <... chdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 4863] <... chdir resumed>) = 0 [pid 4863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4863] setpgid(0, 0) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] fstat(3 [pid 4862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4862] <... prctl resumed>) = 0 [pid 301] umount2("./916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4862] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] getdents64(3 [pid 4862] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./916/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4863] write(3, "1000", 4 [pid 298] umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4864 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4863] <... write resumed>) = 4 [pid 4862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] unlink("./916/binderfs" [pid 298] newfstatat(AT_FDCWD, "./878/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4863] close(3 [pid 4862] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4863] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] unlink("./878/binderfs" [pid 4862] write(3, "1000", 4 [pid 301] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4863] symlink("/dev/binderfs", "./binderfs" [pid 298] <... unlink resumed>) = 0 [pid 4863] <... symlink resumed>) = 0 [pid 4862] <... write resumed>) = 4 [pid 301] <... umount2 resumed>) = 0 [pid 298] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4862] close(3 [pid 301] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4863] write(1, "executing program\n", 18 [pid 298] <... umount2 resumed>) = 0 [pid 4862] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4862] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./916/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4863] <... write resumed>) = 18 [pid 4863] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4862] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./878/tracing" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4862] write(1, "executing program\n", 18 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./916/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4862] <... write resumed>) = 18 [pid 298] umount2("./878/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4862] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] openat(AT_FDCWD, "./916/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 4863] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4862] <... close_range resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./878/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4863] <... mkdirat resumed>) = 0 [pid 4862] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 4863] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 4863] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4863] write(3, "p:s/p ./file0:0", 15 [pid 4862] <... mkdirat resumed>) = 0 [pid 301] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4862] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 301] getdents64(4 [pid 4863] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4862] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4862] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] close(4 [pid 298] getdents64(4ci2-android-5-10/strace-static-x86_64: Process 4864 attached [pid 4863] openat(AT_FDCWD, NULL, O_WRONLY [pid 4862] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4862] write(3, "p:s/p ./file0:0", 15 [pid 301] rmdir("./916/tracing" [pid 298] close(4 [pid 4864] set_robust_list(0x555557559760, 24 [pid 4863] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4864] <... set_robust_list resumed>) = 0 [pid 4863] creat(NULL, 0732 [pid 4864] rt_sigprocmask(SIG_SETMASK, [] [pid 4863] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 4864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4863] exit_group(0 [pid 4862] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] getdents64(3 [pid 298] rmdir("./878/tracing" [pid 4864] chdir("./899" [pid 4863] <... exit_group resumed>) = ? [pid 4862] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4864] <... chdir resumed>) = 0 [pid 4863] +++ exited with 0 +++ [pid 301] close(3 [pid 4862] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... rmdir resumed>) = 0 [pid 4864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4862] creat(NULL, 0732 [pid 301] <... close resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] getdents64(3 [pid 4864] <... prctl resumed>) = 0 [pid 4862] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./916" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4864] setpgid(0, 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4864] <... setpgid resumed>) = 0 [pid 4864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 4862] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 4864] write(3, "1000", 4 [pid 4862] <... exit_group resumed>) = ? [pid 301] mkdir("./917", 0777 [pid 298] <... close resumed>) = 0 [pid 4864] <... write resumed>) = 4 [pid 4864] close(3) = 0 [pid 4864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... mkdir resumed>) = 0 [pid 298] rmdir("./878" [pid 4864] write(1, "executing program\n", 18) = 18 [pid 4864] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4864] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4864] <... mkdirat resumed>) = 0 [pid 4862] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] mkdir("./879", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4864] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4864] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4864] <... openat resumed>) = 3 [pid 4864] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4864] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4865 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4864] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4864] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 4866 attached [pid 4864] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 4866] set_robust_list(0x555557559760, 24 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4866 [pid 300] umount2("./917", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 300] fstat(3 [pid 4866] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./946", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./946", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./917/binderfs" [pid 302] <... openat resumed>) = 3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] fstat(3 [pid 300] unlink("./917/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4866] rt_sigprocmask(SIG_SETMASK, [] [pid 302] getdents64(3 [pid 300] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... umount2 resumed>) = 0 [pid 302] umount2("./946/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./946/binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4865 attached [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./917/tracing" [pid 302] unlink("./946/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4865] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./946/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4865] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] openat(AT_FDCWD, "./917/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./946/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... openat resumed>) = 4 [pid 4865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] fstat(4 [pid 302] newfstatat(AT_FDCWD, "./946/tracing" [pid 299] umount2("./899", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./946/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4865] chdir("./917" [pid 302] openat(AT_FDCWD, "./946/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 299] fstat(3 [pid 300] close(4 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... close resumed>) = 0 [pid 302] getdents64(4 [pid 300] rmdir("./917/tracing" [pid 299] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4865] <... chdir resumed>) = 0 [pid 4865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 4865] setpgid(0, 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] getdents64(3 [pid 302] getdents64(4 [pid 299] umount2("./899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(3 [pid 302] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./899/binderfs" [pid 302] rmdir("./946/tracing" [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] rmdir("./917" [pid 299] unlink("./899/binderfs" [pid 4865] <... setpgid resumed>) = 0 [pid 4865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 4865] write(3, "1000", 4) = 4 [pid 4865] close(3) = 0 [pid 4865] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] mkdir("./918", 0777 [pid 4866] chdir("./879" [pid 4865] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rmdir("./946" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4865] write(1, "executing program\n", 18) = 18 [pid 4865] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4865] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./899/tracing" [pid 4865] <... mkdirat resumed>) = 0 executing program [pid 302] mkdir("./947", 0777 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4867 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4865] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4865] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... mkdir resumed>) = 0 [pid 299] umount2("./899/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] openat(AT_FDCWD, "./899/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4865] <... openat resumed>) = 3 [pid 4865] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4865] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4865] creat(NULL, 0732 [pid 299] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4868 [pid 299] fstat(4 [pid 4865] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4865] exit_group(0 [pid 299] getdents64(4 [pid 4865] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4868 attached [pid 4866] <... chdir resumed>) = 0 [pid 4865] +++ exited with 0 +++ [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] close(4) = 0 ci2-android-5-10/strace-static-x86_64: Process 4867 attached [pid 299] rmdir("./899/tracing" [pid 4867] set_robust_list(0x555557559760, 24) = 0 [pid 4867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4867] chdir("./918" [pid 299] getdents64(3 [pid 4867] <... chdir resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] close(3 [pid 4867] <... prctl resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4867] setpgid(0, 0 [pid 299] rmdir("./899" [pid 4867] <... setpgid resumed>) = 0 [pid 4867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rmdir resumed>) = 0 [pid 4867] write(3, "1000", 4 [pid 299] mkdir("./900", 0777 [pid 4867] <... write resumed>) = 4 [pid 4867] close(3) = 0 [pid 4867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4867] write(1, "executing program\n", 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./917", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4867] <... write resumed>) = 18 [pid 4867] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4867] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4867] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] openat(AT_FDCWD, "./917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4869 [pid 4867] <... mount resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4867] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] getdents64(3 [pid 4867] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4867] write(3, "p:s/p ./file0:0", 15 [pid 301] umount2("./917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4867] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4867] openat(AT_FDCWD, NULL, O_WRONLY [pid 4866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./917/binderfs" [pid 4867] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4866] <... prctl resumed>) = 0 [pid 301] unlink("./917/binderfs" [pid 4867] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... unlink resumed>) = 0 [pid 4866] setpgid(0, 0 [pid 301] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4867] exit_group(0 [pid 4866] <... setpgid resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4867] <... exit_group resumed>) = ? [pid 301] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4868] set_robust_list(0x555557559760, 24 [pid 4867] +++ exited with 0 +++ [pid 4866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./917/tracing" [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./917/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4869 attached [pid 4866] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4869] set_robust_list(0x555557559760, 24 [pid 4866] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./917/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4869] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 4866] <... write resumed>) = 4 [pid 301] fstat(4 [pid 4869] rt_sigprocmask(SIG_SETMASK, [] [pid 4866] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 4866] <... close resumed>) = 0 [pid 4869] chdir("./900" [pid 4866] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4869] <... chdir resumed>) = 0 [pid 301] getdents64(4 [pid 4869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4869] <... prctl resumed>) = 0 [pid 301] close(4 [pid 4866] <... symlink resumed>) = 0 [pid 4869] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 4866] write(1, "executing program\n", 18 [pid 301] rmdir("./917/tracing" [pid 4869] <... setpgid resumed>) = 0 executing program [pid 4869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4866] <... write resumed>) = 18 [pid 301] <... rmdir resumed>) = 0 [pid 4869] write(3, "1000", 4 [pid 4866] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] getdents64(3 [pid 4869] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4866] <... close_range resumed>) = 0 [pid 301] close(3 [pid 4869] close(3 [pid 301] <... close resumed>) = 0 [pid 4869] <... close resumed>) = 0 [pid 4866] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] rmdir("./917" [pid 4869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4869] write(1, "executing program\n", 18 [pid 301] mkdir("./918", 0777 [pid 4869] <... write resumed>) = 18 [pid 4869] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4869] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4866] <... mkdirat resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 4869] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4866] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4869] <... mount resumed>) = 0 [pid 4866] <... mount resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4869] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4866] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4869] <... openat resumed>) = 3 [pid 4869] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4869] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4869] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4869] exit_group(0 [pid 4866] <... openat resumed>) = 3 [pid 4869] <... exit_group resumed>) = ? [pid 4866] write(3, "p:s/p ./file0:0", 15 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4870 [pid 4868] <... set_robust_list resumed>) = 0 [pid 4869] +++ exited with 0 +++ [pid 4868] rt_sigprocmask(SIG_SETMASK, [] [pid 4866] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4870 attached , NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4866] openat(AT_FDCWD, NULL, O_WRONLY [pid 4868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4870] set_robust_list(0x555557559760, 24) = 0 [pid 300] umount2("./918", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4866] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4868] chdir("./947" [pid 4866] creat(NULL, 0732 [pid 300] openat(AT_FDCWD, "./918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4870] rt_sigprocmask(SIG_SETMASK, [] [pid 4868] <... chdir resumed>) = 0 [pid 4866] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... openat resumed>) = 3 [pid 4870] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] fstat(3 [pid 4868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4866] exit_group(0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4870] chdir("./918" [pid 4868] <... prctl resumed>) = 0 [pid 4866] <... exit_group resumed>) = ? [pid 300] getdents64(3 [pid 4870] <... chdir resumed>) = 0 [pid 4870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4870] <... prctl resumed>) = 0 [pid 300] umount2("./918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4870] setpgid(0, 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4870] <... setpgid resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./918/binderfs" [pid 4870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4870] <... openat resumed>) = 3 [pid 4868] setpgid(0, 0 [pid 4866] +++ exited with 0 +++ [pid 300] unlink("./918/binderfs" [pid 4870] write(3, "1000", 4) = 4 [pid 4870] close(3) = 0 [pid 300] <... unlink resumed>) = 0 [pid 4868] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4870] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = 0 [pid 4870] <... symlink resumed>) = 0 [pid 4868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4870] write(1, "executing program\n", 18) = 18 [pid 4870] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4870] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4868] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4870] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4868] write(3, "1000", 4 executing program [pid 300] newfstatat(AT_FDCWD, "./918/tracing" [pid 4870] <... mount resumed>) = 0 [pid 4868] <... write resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4870] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4868] close(3 [pid 4870] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4870] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./918/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4868] <... close resumed>) = 0 [pid 4870] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4868] symlink("/dev/binderfs", "./binderfs" [pid 300] <... openat resumed>) = 4 [pid 4870] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] fstat(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 4870] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4870] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] umount2("./900", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4868] <... symlink resumed>) = 0 [pid 300] getdents64(4 [pid 4870] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4868] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4868] <... write resumed>) = 18 executing program [pid 300] rmdir("./918/tracing" [pid 299] fstat(3 [pid 298] <... openat resumed>) = 3 [pid 4870] exit_group(0) = ? [pid 4870] +++ exited with 0 +++ [pid 4868] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... rmdir resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(3 [pid 4868] <... close_range resumed>) = 0 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4868] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] rmdir("./918" [pid 299] umount2("./900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./919", 0777 [pid 299] newfstatat(AT_FDCWD, "./900/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./879/binderfs" [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] unlink("./900/binderfs" [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4868] <... mkdirat resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./879/binderfs"ci2-android-5-10/strace-static-x86_64: Process 4871 attached [pid 4871] set_robust_list(0x555557559760, 24 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4871 [pid 4868] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4871] <... set_robust_list resumed>) = 0 [pid 298] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4871] rt_sigprocmask(SIG_SETMASK, [] [pid 299] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4868] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4868] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] newfstatat(AT_FDCWD, "./900/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./879/tracing" [pid 4868] <... openat resumed>) = 3 [pid 299] umount2("./900/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4868] write(3, "p:s/p ./file0:0", 15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./879/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./900/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 4 [pid 298] openat(AT_FDCWD, "./879/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] fstat(4 [pid 298] <... openat resumed>) = 4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 4868] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] getdents64(4 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4871] chdir("./919" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 4868] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 4868] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4871] <... chdir resumed>) = 0 [pid 4868] creat(NULL, 0732 [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 299] rmdir("./900/tracing" [pid 4868] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... close resumed>) = 0 [pid 4871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4871] setpgid(0, 0) = 0 [pid 4871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rmdir resumed>) = 0 [pid 4868] exit_group(0 [pid 298] rmdir("./879/tracing" [pid 299] getdents64(3 [pid 4871] <... openat resumed>) = 3 [pid 4871] write(3, "1000", 4) = 4 [pid 298] <... rmdir resumed>) = 0 [pid 4868] <... exit_group resumed>) = ? [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3 [pid 299] close(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4871] close(3 [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 299] rmdir("./900" [pid 298] <... close resumed>) = 0 [pid 4871] <... close resumed>) = 0 [pid 4871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rmdir("./879" [pid 299] mkdir("./901", 0777 [pid 4871] write(1, "executing program\n", 18) = 18 [pid 4871] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4871] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... rmdir resumed>) = 0 [pid 4871] <... mkdirat resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] mkdir("./880", 0777 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4871] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4871] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... mkdir resumed>) = 0 [pid 4871] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] umount2("./918", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4868] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4871] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4871] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4871] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 4871] exit_group(0) = ? executing program ci2-android-5-10/strace-static-x86_64: Process 4873 attached [pid 4871] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] fstat(3 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4872 ci2-android-5-10/strace-static-x86_64: Process 4872 attached [pid 4872] set_robust_list(0x555557559760, 24) = 0 [pid 4872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4873 [pid 301] getdents64(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4872] chdir("./901" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4872] <... chdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(AT_FDCWD, "./918/binderfs" [pid 4872] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4872] setpgid(0, 0 [pid 301] unlink("./918/binderfs" [pid 4872] <... setpgid resumed>) = 0 [pid 4872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... unlink resumed>) = 0 [pid 4872] <... openat resumed>) = 3 [pid 301] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4873] set_robust_list(0x555557559760, 24 [pid 4872] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = 0 [pid 4872] <... write resumed>) = 4 [pid 301] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4872] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4872] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./918/tracing" [pid 4872] symlink("/dev/binderfs", "./binderfs" [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4873] <... set_robust_list resumed>) = 0 [pid 4872] <... symlink resumed>) = 0 [pid 301] umount2("./918/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4872] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./918/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4872] <... write resumed>) = 18 executing program [pid 301] <... openat resumed>) = 4 [pid 4872] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] fstat(4 [pid 4872] <... close_range resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4872] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(4 [pid 4873] rt_sigprocmask(SIG_SETMASK, [] [pid 4872] <... mkdirat resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4872] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 4872] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4873] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 4873] chdir("./880" [pid 301] <... close resumed>) = 0 [pid 4872] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./918/tracing" [pid 4873] <... chdir resumed>) = 0 [pid 4872] <... openat resumed>) = 3 [pid 4872] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] <... rmdir resumed>) = 0 [pid 4873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] getdents64(3 [pid 4872] openat(AT_FDCWD, NULL, O_WRONLY [pid 4873] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4873] setpgid(0, 0 [pid 4872] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 4872] creat(NULL, 0732 [pid 4873] <... setpgid resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4872] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] rmdir("./918" [pid 4873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4872] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 4872] <... exit_group resumed>) = ? [pid 301] mkdir("./919", 0777 [pid 4873] <... openat resumed>) = 3 [pid 4872] +++ exited with 0 +++ [pid 301] <... mkdir resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4873] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4873] <... write resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4873] close(3 [pid 300] umount2("./919", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4873] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4874 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4874 attached [pid 4873] symlink("/dev/binderfs", "./binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] openat(AT_FDCWD, "./919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4874] set_robust_list(0x555557559760, 24 [pid 300] <... openat resumed>) = 3 [pid 4874] <... set_robust_list resumed>) = 0 [pid 300] fstat(3 [pid 4874] rt_sigprocmask(SIG_SETMASK, [] [pid 4873] <... symlink resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4874] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 4873] write(1, "executing program\n", 18 [pid 300] getdents64(3 [pid 4874] chdir("./919" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4874] <... chdir resumed>) = 0 [pid 4873] <... write resumed>) = 18 [pid 300] umount2("./919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4873] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4874] <... prctl resumed>) = 0 [pid 4873] <... close_range resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./919/binderfs" [pid 4874] setpgid(0, 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4873] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] unlink("./919/binderfs" [pid 4874] <... setpgid resumed>) = 0 [pid 4874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 4874] <... openat resumed>) = 3 [pid 300] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4873] <... mkdirat resumed>) = 0 [pid 4874] write(3, "1000", 4 [pid 4873] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... umount2 resumed>) = 0 [pid 4874] <... write resumed>) = 4 [pid 300] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4874] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4874] <... close resumed>) = 0 [pid 4873] <... mount resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./919/tracing" [pid 4874] symlink("/dev/binderfs", "./binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4873] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4874] <... symlink resumed>) = 0 [pid 4873] <... openat resumed>) = 3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4874] write(1, "executing program\n", 18 [pid 4873] write(3, "p:s/p ./file0:0", 15 [pid 300] openat(AT_FDCWD, "./919/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4874] <... write resumed>) = 18 [pid 300] <... openat resumed>) = 4 [pid 4874] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] fstat(4 [pid 4873] <... write resumed>) = -1 ENOENT (No such file or directory) executing program [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4874] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 4873] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4873] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 4874] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4873] creat(NULL, 0732 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] umount2("./947", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4873] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./947", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rmdir("./919/tracing" [pid 4874] <... mkdirat resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 4873] exit_group(0 [pid 302] fstat(3 [pid 300] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4873] <... exit_group resumed>) = ? [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 4874] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] close(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 302] umount2("./947/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./919" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4874] <... mount resumed>) = 0 [pid 4874] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 302] newfstatat(AT_FDCWD, "./947/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./920", 0777 [pid 302] unlink("./947/binderfs" [pid 4874] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4874] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... mkdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 4874] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./947/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4874] exit_group(0 [pid 302] <... umount2 resumed>) = 0 [pid 299] umount2("./901", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./947/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4874] <... exit_group resumed>) = ? [pid 4874] +++ exited with 0 +++ [pid 302] newfstatat(AT_FDCWD, "./947/tracing" [pid 299] openat(AT_FDCWD, "./901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4873] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4875 [pid 299] <... openat resumed>) = 3 [pid 302] umount2("./947/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] openat(AT_FDCWD, "./947/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4875 attached [pid 302] fstat(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] umount2("./901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4875] set_robust_list(0x555557559760, 24 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] newfstatat(AT_FDCWD, "./901/binderfs" [pid 302] getdents64(4 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] unlink("./901/binderfs" [pid 302] close(4 [pid 4875] <... set_robust_list resumed>) = 0 [pid 4875] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./947/tracing" [pid 4875] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 4875] chdir("./920") = 0 [pid 4875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./901/tracing" [pid 302] close(3 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 299] umount2("./901/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./947" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4875] setpgid(0, 0) = 0 [pid 4875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./901/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] mkdir("./948", 0777 [pid 299] <... openat resumed>) = 4 [pid 4875] <... openat resumed>) = 3 [pid 4875] write(3, "1000", 4) = 4 [pid 4875] close(3) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] fstat(4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] getdents64(4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4875] symlink("/dev/binderfs", "./binderfs" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4875] <... symlink resumed>) = 0 [pid 4875] write(1, "executing program\n", 18) = 18 [pid 299] getdents64(4 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4876 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4875] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE executing program [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] close(4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4875] <... close_range resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4875] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] rmdir("./901/tracing" [pid 4875] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4875] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] getdents64(3 [pid 4875] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4875] <... openat resumed>) = 3 [pid 299] close(3 [pid 4875] write(3, "p:s/p ./file0:0", 15 [pid 299] <... close resumed>) = 0 [pid 4875] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] rmdir("./901" [pid 4875] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4875] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4875] exit_group(0) = ? [pid 4875] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./902", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4876 attached [pid 4876] set_robust_list(0x555557559760, 24) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] umount2("./919", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] openat(AT_FDCWD, "./919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... openat resumed>) = 3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] fstat(3 [pid 4876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4876] chdir("./948") = 0 [pid 4876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4876] setpgid(0, 0) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4877 [pid 301] getdents64(3 [pid 4876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] umount2("./919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4876] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4876] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./919/binderfs" [pid 4876] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4876] close(3 [pid 301] unlink("./919/binderfs" [pid 4876] <... close resumed>) = 0 [pid 4876] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4877 attached ) = 0 [pid 301] <... unlink resumed>) = 0 [pid 4876] write(1, "executing program\n", 18 [pid 301] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4876] <... write resumed>) = 18 [pid 4876] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = 0 [pid 4876] <... close_range resumed>) = 0 [pid 301] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 4876] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4877] set_robust_list(0x555557559760, 24 [pid 4876] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./919/tracing" [pid 4876] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4876] <... mount resumed>) = 0 [pid 301] umount2("./919/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4876] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4876] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./919/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4876] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 4877] <... set_robust_list resumed>) = 0 [pid 301] fstat(4 [pid 4876] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4876] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] getdents64(4 [pid 4876] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4876] creat(NULL, 0732 [pid 301] getdents64(4 [pid 4876] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4876] exit_group(0 [pid 301] close(4 [pid 4876] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 4877] rt_sigprocmask(SIG_SETMASK, [] [pid 4876] +++ exited with 0 +++ [pid 301] rmdir("./919/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 298] umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./919" [pid 298] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./920", 0777 [pid 298] fstat(3 [pid 301] <... mkdir resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./920", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4878 [pid 300] <... openat resumed>) = 3 [pid 298] umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] newfstatat(AT_FDCWD, "./880/binderfs" [pid 300] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-10/strace-static-x86_64: Process 4878 attached [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./880/binderfs" [pid 300] umount2("./920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4878] set_robust_list(0x555557559760, 24) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4878] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./920/binderfs" [pid 4878] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4878] chdir("./920" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 300] unlink("./920/binderfs" [pid 298] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4878] <... chdir resumed>) = 0 [pid 4878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./880/tracing" [pid 4878] setpgid(0, 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4878] <... setpgid resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 298] umount2("./880/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./880/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] newfstatat(AT_FDCWD, "./920/tracing" [pid 298] <... openat resumed>) = 4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 4878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./948", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./920/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 302] openat(AT_FDCWD, "./948", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 298] getdents64(4 [pid 302] <... openat resumed>) = 3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4878] <... openat resumed>) = 3 [pid 302] fstat(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] getdents64(3 [pid 300] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4 [pid 302] umount2("./948/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4877] chdir("./902" [pid 300] close(4 [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 4877] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./948/binderfs" [pid 300] rmdir("./920/tracing" [pid 298] rmdir("./880/tracing" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4878] write(3, "1000", 4) = 4 [pid 4878] close(3) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 302] unlink("./948/binderfs" [pid 4878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4878] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 300] getdents64(3 [pid 4877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] getdents64(3 [pid 4877] <... prctl resumed>) = 0 [pid 302] umount2("./948/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4878] <... write resumed>) = 18 [pid 4877] setpgid(0, 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] close(3 [pid 298] close(3 [pid 4877] <... setpgid resumed>) = 0 [pid 302] umount2("./948/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./920" [pid 298] rmdir("./880" [pid 302] newfstatat(AT_FDCWD, "./948/tracing" [pid 4878] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4878] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 300] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./948/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./921", 0777 [pid 298] mkdir("./881", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4878] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4878] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] openat(AT_FDCWD, "./948/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... mkdir resumed>) = 0 [pid 4878] <... openat resumed>) = 3 [pid 4878] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 298] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] fstat(4 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4877] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(4 [pid 4878] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4878] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4878] exit_group(0) = ? [pid 4878] +++ exited with 0 +++ [pid 4877] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4879 [pid 4877] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4880 [pid 4877] close(3 [pid 302] close(4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4877] <... close resumed>) = 0 [pid 302] rmdir("./948/tracing" [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4879 attached [pid 4879] set_robust_list(0x555557559760, 24) = 0 [pid 4879] rt_sigprocmask(SIG_SETMASK, [] [pid 4877] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 302] getdents64(3 [pid 4879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4877] <... symlink resumed>) = 0 [pid 302] close(3 [pid 4879] chdir("./921" [pid 4877] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 4879] <... chdir resumed>) = 0 [pid 4877] <... write resumed>) = 18 [pid 302] rmdir("./948" [pid 4879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4879] setpgid(0, 0) = 0 executing program [pid 4879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 4877] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] mkdir("./949", 0777 [pid 4879] <... openat resumed>) = 3 [pid 4879] write(3, "1000", 4) = 4 [pid 4879] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 4877] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4879] <... close resumed>) = 0 [pid 4877] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4879] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4879] <... symlink resumed>) = 0 [pid 4879] write(1, "executing program\n", 18) = 18 [pid 4879] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4881 [pid 4879] <... close_range resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4879] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4881 attached [pid 4879] <... mkdirat resumed>) = 0 [pid 4877] <... mkdirat resumed>) = 0 [pid 4879] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4877] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4879] <... mount resumed>) = 0 [pid 4877] <... mount resumed>) = 0 [pid 4879] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 executing program [pid 4877] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4881] set_robust_list(0x555557559760, 24ci2-android-5-10/strace-static-x86_64: Process 4880 attached [pid 4879] write(3, "p:s/p ./file0:0", 15 [pid 4877] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4880] set_robust_list(0x555557559760, 24 [pid 4877] write(3, "p:s/p ./file0:0", 15 [pid 4879] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] umount2("./920", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4877] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4880] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4877] openat(AT_FDCWD, NULL, O_WRONLY [pid 4880] rt_sigprocmask(SIG_SETMASK, [] [pid 4877] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... openat resumed>) = 3 [pid 4879] openat(AT_FDCWD, NULL, O_WRONLY [pid 4877] creat(NULL, 0732 [pid 301] fstat(3 [pid 4879] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4877] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4879] creat(NULL, 0732 [pid 301] getdents64(3 [pid 4877] exit_group(0 [pid 4879] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4877] <... exit_group resumed>) = ? [pid 4879] exit_group(0 [pid 301] umount2("./920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4880] chdir("./881" [pid 4879] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4881] <... set_robust_list resumed>) = 0 [pid 4880] <... chdir resumed>) = 0 [pid 4879] +++ exited with 0 +++ [pid 4877] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./920/binderfs" [pid 4881] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4881] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] unlink("./920/binderfs" [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4880] <... prctl resumed>) = 0 [pid 4881] chdir("./949" [pid 4880] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 4881] <... chdir resumed>) = 0 [pid 4880] <... setpgid resumed>) = 0 [pid 301] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = 0 [pid 4881] <... prctl resumed>) = 0 [pid 4881] setpgid(0, 0) = 0 [pid 4880] <... openat resumed>) = 3 [pid 301] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4880] write(3, "1000", 4 [pid 301] newfstatat(AT_FDCWD, "./920/tracing" [pid 4881] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4880] <... write resumed>) = 4 [pid 301] umount2("./920/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4881] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4881] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./920/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4881] close(3) = 0 [pid 301] <... openat resumed>) = 4 [pid 4881] symlink("/dev/binderfs", "./binderfs" [pid 301] fstat(4 [pid 4880] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4881] <... symlink resumed>) = 0 [pid 4880] <... close resumed>) = 0 [pid 301] getdents64(4 [pid 4881] write(1, "executing program\n", 18 [pid 4880] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4880] <... symlink resumed>) = 0 [pid 301] getdents64(4 [pid 4881] <... write resumed>) = 18 executing program [pid 4880] write(1, "executing program\n", 18 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4880] <... write resumed>) = 18 [pid 301] close(4 [pid 4880] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... close resumed>) = 0 executing program [pid 4880] <... close_range resumed>) = 0 [pid 301] rmdir("./920/tracing" [pid 4881] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4880] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 4881] <... close_range resumed>) = 0 [pid 4880] <... mkdirat resumed>) = 0 [pid 301] getdents64(3 [pid 4880] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4881] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4880] <... mount resumed>) = 0 [pid 301] close(3 [pid 4880] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... close resumed>) = 0 [pid 4880] <... openat resumed>) = 3 [pid 301] rmdir("./920" [pid 4881] <... mkdirat resumed>) = 0 [pid 4880] write(3, "p:s/p ./file0:0", 15 [pid 301] <... rmdir resumed>) = 0 [pid 4881] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4880] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] mkdir("./921", 0777 [pid 4881] <... mount resumed>) = 0 [pid 4880] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... mkdir resumed>) = 0 [pid 4881] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4880] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4880] creat(NULL, 0732 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4880] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4881] <... openat resumed>) = 3 [pid 4880] exit_group(0) = ? [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4882 ci2-android-5-10/strace-static-x86_64: Process 4882 attached [pid 4881] write(3, "p:s/p ./file0:0", 15 [pid 4880] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4882] set_robust_list(0x555557559760, 24) = 0 [pid 4882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4882] chdir("./921") = 0 [pid 4881] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4882] setpgid(0, 0) = 0 [pid 4882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4881] openat(AT_FDCWD, NULL, O_WRONLY [pid 4882] <... openat resumed>) = 3 [pid 4882] write(3, "1000", 4) = 4 [pid 4882] close(3 [pid 4881] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4882] <... close resumed>) = 0 [pid 4881] creat(NULL, 0732 [pid 4882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4881] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4882] write(1, "executing program\n", 18 [pid 4881] exit_group(0 [pid 4882] <... write resumed>) = 18 [pid 4881] <... exit_group resumed>) = ? [pid 4882] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4882] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 executing program [pid 4882] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4881] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 4882] <... mount resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 4882] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 300] umount2("./921", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4882] write(3, "p:s/p ./file0:0", 15 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./902", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4882] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] openat(AT_FDCWD, "./921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4882] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... openat resumed>) = 3 [pid 299] openat(AT_FDCWD, "./902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4882] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(3 [pid 299] <... openat resumed>) = 3 [pid 4882] creat(NULL, 0732 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(3 [pid 298] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4882] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] getdents64(3 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4882] exit_group(0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] getdents64(3 [pid 298] <... openat resumed>) = 3 [pid 4882] <... exit_group resumed>) = ? [pid 300] umount2("./921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] fstat(3 [pid 4882] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./921/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./902/binderfs" [pid 298] getdents64(3 [pid 300] unlink("./921/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] unlink("./902/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./921/tracing" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./881/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./902/tracing" [pid 300] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./902/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./881/binderfs" [pid 300] openat(AT_FDCWD, "./921/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 299] openat(AT_FDCWD, "./902/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 299] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] fstat(4 [pid 298] <... unlink resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 298] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] getdents64(4 [pid 298] <... umount2 resumed>) = 0 [pid 300] close(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 299] close(4 [pid 300] rmdir("./921/tracing" [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./902/tracing" [pid 298] newfstatat(AT_FDCWD, "./881/tracing" [pid 300] getdents64(3 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... close resumed>) = 0 [pid 299] close(3 [pid 298] umount2("./881/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rmdir("./921" [pid 299] <... close resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 299] rmdir("./902" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] mkdir("./922", 0777 [pid 299] <... rmdir resumed>) = 0 [pid 300] <... mkdir resumed>) = 0 [pid 299] mkdir("./903", 0777 [pid 298] openat(AT_FDCWD, "./881/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... mkdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... openat resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] fstat(4 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4883 attached [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4883 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4884 [pid 301] umount2("./921", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] openat(AT_FDCWD, "./921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./921/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./921/binderfs") = 0 [pid 4883] set_robust_list(0x555557559760, 24 [pid 301] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4883] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = 0 [pid 298] getdents64(4 [pid 301] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4884 attached ) = -1 EINVAL (Invalid argument) [pid 4884] set_robust_list(0x555557559760, 24 [pid 301] newfstatat(AT_FDCWD, "./921/tracing" [pid 4884] <... set_robust_list resumed>) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4884] rt_sigprocmask(SIG_SETMASK, [] [pid 301] umount2("./921/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4884] chdir("./903" [pid 4883] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./921/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4884] <... chdir resumed>) = 0 [pid 302] umount2("./949", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 4 [pid 4884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] fstat(4 [pid 4884] <... prctl resumed>) = 0 [pid 302] openat(AT_FDCWD, "./949", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4884] setpgid(0, 0 [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(4 [pid 4884] <... setpgid resumed>) = 0 [pid 302] fstat(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4883] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4 [pid 298] close(4 [pid 4884] <... openat resumed>) = 3 [pid 4883] chdir("./922" [pid 302] getdents64(3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4884] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] close(4 [pid 298] <... close resumed>) = 0 [pid 4884] <... write resumed>) = 4 [pid 302] umount2("./949/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 4884] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./921/tracing" [pid 298] rmdir("./881/tracing" [pid 4884] <... close resumed>) = 0 [pid 4883] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./949/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 4884] symlink("/dev/binderfs", "./binderfs" [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3 [pid 4884] <... symlink resumed>) = 0 [pid 4883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./949/binderfs" [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 4884] write(1, "executing program\n", 18 [pid 302] <... unlink resumed>) = 0 [pid 301] close(3 [pid 4884] <... write resumed>) = 18 [pid 4883] <... prctl resumed>) = 0 executing program [pid 302] umount2("./949/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 4884] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = 0 [pid 301] rmdir("./921" [pid 4884] <... close_range resumed>) = 0 [pid 4883] setpgid(0, 0 [pid 302] umount2("./949/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4884] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4883] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./922", 0777 [pid 298] close(3 [pid 4884] <... mkdirat resumed>) = 0 [pid 4883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] newfstatat(AT_FDCWD, "./949/tracing" [pid 301] <... mkdir resumed>) = 0 [pid 4884] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 4884] <... mount resumed>) = 0 [pid 302] umount2("./949/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4884] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4884] <... openat resumed>) = 3 [pid 4883] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./949/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] rmdir("./881" [pid 4884] write(3, "p:s/p ./file0:0", 15 [pid 4883] write(3, "1000", 4 [pid 302] <... openat resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4885 [pid 4884] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4884] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4884] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 4884] creat(NULL, 0732 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4884] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 4884] exit_group(0 [pid 4883] <... write resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4884] <... exit_group resumed>) = ? [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4885 attached [pid 4884] +++ exited with 0 +++ [pid 4883] close(3 [pid 302] <... close resumed>) = 0 [pid 298] mkdir("./882", 0777 [pid 302] rmdir("./949/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4883] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4883] symlink("/dev/binderfs", "./binderfs" [pid 302] close(3 [pid 298] <... mkdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./949") = 0 [pid 302] mkdir("./950", 0777 [pid 4885] set_robust_list(0x555557559760, 24 [pid 4883] <... symlink resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4885] <... set_robust_list resumed>) = 0 [pid 4883] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4886 executing program [pid 4883] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./903", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(3 [pid 4883] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] umount2("./903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./903/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./903/binderfs") = 0 [pid 4883] <... close_range resumed>) = 0 [pid 299] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 299] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./903/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./903/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4883] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4887 [pid 299] openat(AT_FDCWD, "./903/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 299] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(4) = 0 [pid 299] rmdir("./903/tracing" [pid 4883] <... mkdirat resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./903"ci2-android-5-10/strace-static-x86_64: Process 4886 attached [pid 4885] rt_sigprocmask(SIG_SETMASK, [] [pid 4883] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] mkdir("./904", 0777) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4883] <... mount resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4886] set_robust_list(0x555557559760, 24 [pid 4885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4883] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4888 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4887 attached [pid 4887] set_robust_list(0x555557559760, 24) = 0 [pid 4885] chdir("./922" [pid 4887] rt_sigprocmask(SIG_SETMASK, [] [pid 4883] <... openat resumed>) = 3 [pid 4887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4887] chdir("./882" [pid 4885] <... chdir resumed>) = 0 [pid 4883] write(3, "p:s/p ./file0:0", 15 [pid 4887] <... chdir resumed>) = 0 [pid 4887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4883] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4887] setpgid(0, 0) = 0 [pid 4887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4886] <... set_robust_list resumed>) = 0 [pid 4885] <... prctl resumed>) = 0 [pid 4883] openat(AT_FDCWD, NULL, O_WRONLY [pid 4887] <... openat resumed>) = 3 [pid 4885] setpgid(0, 0 [pid 4883] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4887] write(3, "1000", 4) = 4 [pid 4887] close(3) = 0 [pid 4887] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4888 attached ) = 0 [pid 4886] rt_sigprocmask(SIG_SETMASK, [] [pid 4885] <... setpgid resumed>) = 0 [pid 4883] creat(NULL, 0732 [pid 4887] write(1, "executing program\n", 18) = 18 executing program [pid 4887] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4887] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4883] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4888] set_robust_list(0x555557559760, 24 [pid 4887] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4887] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4883] exit_group(0 [pid 4887] <... openat resumed>) = 3 [pid 4887] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4885] <... openat resumed>) = 3 [pid 4883] <... exit_group resumed>) = ? [pid 4887] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4887] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4887] exit_group(0) = ? [pid 4887] +++ exited with 0 +++ [pid 4883] +++ exited with 0 +++ [pid 4885] write(3, "1000", 4 [pid 4886] chdir("./950") = 0 [pid 4885] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4886] setpgid(0, 0 [pid 4885] close(3 [pid 4886] <... setpgid resumed>) = 0 [pid 4886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4885] <... close resumed>) = 0 [pid 4886] write(3, "1000", 4) = 4 [pid 4886] close(3) = 0 [pid 4886] symlink("/dev/binderfs", "./binderfs" [pid 4888] <... set_robust_list resumed>) = 0 [pid 4886] <... symlink resumed>) = 0 [pid 4885] symlink("/dev/binderfs", "./binderfs" [pid 4886] write(1, "executing program\n", 18) = 18 [pid 4886] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4886] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4885] <... symlink resumed>) = 0 [pid 4888] rt_sigprocmask(SIG_SETMASK, [] [pid 4886] <... mkdirat resumed>) = 0 [pid 4885] write(1, "executing program\n", 18 executing program [pid 4886] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4885] <... write resumed>) = 18 [pid 4888] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4886] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4885] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4886] <... openat resumed>) = 3 [pid 4885] <... close_range resumed>) = 0 [pid 4886] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4885] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4886] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4886] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4886] exit_group(0) = ? [pid 4888] chdir("./904" [pid 4886] +++ exited with 0 +++ [pid 4885] <... mkdirat resumed>) = 0 [pid 4888] <... chdir resumed>) = 0 [pid 4885] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4885] <... mount resumed>) = 0 [pid 4885] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4888] <... prctl resumed>) = 0 [pid 4885] <... openat resumed>) = 3 [pid 4888] setpgid(0, 0 [pid 4885] write(3, "p:s/p ./file0:0", 15 [pid 302] umount2("./950", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4888] <... setpgid resumed>) = 0 [pid 4885] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4885] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] openat(AT_FDCWD, "./950", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4885] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 4885] creat(NULL, 0732 [pid 302] fstat(3 [pid 4888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4885] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 4888] <... openat resumed>) = 3 [pid 4885] exit_group(0 [pid 302] getdents64(3 [pid 4885] <... exit_group resumed>) = ? [pid 4888] write(3, "1000", 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4888] <... write resumed>) = 4 [pid 302] umount2("./950/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4888] close(3) = 0 [pid 4888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4888] write(1, "executing program\n", 18 [pid 4885] +++ exited with 0 +++ [pid 4888] <... write resumed>) = 18 [pid 300] umount2("./922", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4888] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 4888] <... close_range resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./950/binderfs" [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4888] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] openat(AT_FDCWD, "./922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./950/binderfs" [pid 4888] <... mkdirat resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] umount2("./950/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 4888] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = 0 [pid 300] getdents64(3 [pid 302] umount2("./950/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4888] <... mount resumed>) = 0 [pid 4888] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4888] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] umount2("./922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./950/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./950/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./922/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4888] write(3, "p:s/p ./file0:0", 15 [pid 302] openat(AT_FDCWD, "./950/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 298] umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] unlink("./922/binderfs" [pid 4888] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] fstat(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4888] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4888] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4888] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 298] <... openat resumed>) = 3 [pid 4888] exit_group(0) = ? [pid 300] <... umount2 resumed>) = 0 [pid 298] fstat(3 [pid 4888] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./922/tracing" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./882/binderfs" [pid 302] rmdir("./950/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./882/binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./922/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 300] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] fstat(4 [pid 298] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./950" [pid 300] getdents64(4 [pid 298] newfstatat(AT_FDCWD, "./882/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./882/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./882/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] mkdir("./951", 0777 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] close(4 [pid 302] <... mkdir resumed>) = 0 [pid 300] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./882/tracing" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] umount2("./922", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(4 [pid 298] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 301] openat(AT_FDCWD, "./922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] close(3 [pid 301] fstat(3 [pid 298] <... close resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] rmdir("./882" [pid 301] getdents64(3 [pid 300] rmdir("./922/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4889 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] mkdir("./883", 0777 [pid 301] umount2("./922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] newfstatat(AT_FDCWD, "./922/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./922/binderfs" [pid 300] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 300] rmdir("./922" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4890 [pid 301] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4890 attached [pid 301] <... umount2 resumed>) = 0 [pid 300] <... rmdir resumed>) = 0 [pid 301] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./922/tracing" [pid 300] mkdir("./923", 0777 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./922/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./922/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./922/tracing") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] close(3) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rmdir("./922" [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4890] set_robust_list(0x555557559760, 24 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./923", 0777) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4891 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4890] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4892 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4889 attached [pid 4889] set_robust_list(0x555557559760, 24) = 0 [pid 4889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4889] chdir("./951") = 0 [pid 4889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4889] setpgid(0, 0) = 0 [pid 4890] rt_sigprocmask(SIG_SETMASK, [] [pid 4889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 4892 attached ) = 3 [pid 4890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4889] write(3, "1000", 4) = 4 [pid 4889] close(3) = 0 [pid 4889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4889] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 4889] <... write resumed>) = 18 [pid 4889] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4889] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 299] umount2("./904", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4892] set_robust_list(0x555557559760, 24 [pid 4890] chdir("./883" [pid 4889] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4889] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 299] openat(AT_FDCWD, "./904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4889] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... openat resumed>) = 3 [pid 4890] <... chdir resumed>) = 0 [pid 4892] <... set_robust_list resumed>) = 0 [pid 4889] <... openat resumed>) = 3 [pid 299] fstat(3 [pid 4889] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4889] openat(AT_FDCWD, NULL, O_WRONLY [pid 299] getdents64(3 [pid 4889] <... openat resumed>) = -1 EFAULT (Bad address) [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4889] creat(NULL, 0732 [pid 299] umount2("./904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4889] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4889] exit_group(0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4889] <... exit_group resumed>) = ? [pid 299] newfstatat(AT_FDCWD, "./904/binderfs" [pid 4892] rt_sigprocmask(SIG_SETMASK, [] [pid 4890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4889] +++ exited with 0 +++ [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./904/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 4891 attached [pid 4891] set_robust_list(0x555557559760, 24) = 0 [pid 4891] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... unlink resumed>) = 0 [pid 4891] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4891] chdir("./923" [pid 299] <... umount2 resumed>) = 0 [pid 4891] <... chdir resumed>) = 0 [pid 299] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4891] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4891] <... setpgid resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./904/tracing" [pid 4891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4891] <... openat resumed>) = 3 [pid 4890] <... prctl resumed>) = 0 [pid 299] umount2("./904/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4891] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4891] close(3 [pid 4890] setpgid(0, 0 [pid 299] openat(AT_FDCWD, "./904/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4891] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 4890] <... setpgid resumed>) = 0 [pid 299] fstat(4 [pid 4891] symlink("/dev/binderfs", "./binderfs" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4891] <... symlink resumed>) = 0 [pid 4890] <... openat resumed>) = 3 [pid 299] getdents64(4 [pid 4891] write(1, "executing program\n", 18 [pid 4890] write(3, "1000", 4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4891] <... write resumed>) = 18 [pid 4890] <... write resumed>) = 4 executing program [pid 299] getdents64(4 [pid 4891] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4890] close(3 [pid 4891] <... close_range resumed>) = 0 [pid 299] close(4 [pid 4890] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 4890] symlink("/dev/binderfs", "./binderfs" [pid 299] rmdir("./904/tracing" [pid 4891] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4890] <... symlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 4891] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 299] getdents64(3 [pid 4890] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4891] <... mount resumed>) = 0 [pid 4890] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] close(3 [pid 4891] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 299] <... close resumed>) = 0 executing program [pid 4891] <... openat resumed>) = 3 [pid 4890] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 299] rmdir("./904" [pid 4890] <... close_range resumed>) = 0 [pid 302] umount2("./951", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4891] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4891] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./905", 0777 [pid 4890] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] openat(AT_FDCWD, "./951", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4891] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 302] fstat(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] getdents64(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4891] exit_group(0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4891] <... exit_group resumed>) = ? [pid 4891] +++ exited with 0 +++ [pid 4890] <... mkdirat resumed>) = 0 [pid 302] umount2("./951/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./951/binderfs" [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4893 [pid 4890] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./951/binderfs" [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4893 attached [pid 4893] set_robust_list(0x555557559760, 24 [pid 302] <... unlink resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] umount2("./951/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4890] <... mount resumed>) = 0 [pid 4893] <... set_robust_list resumed>) = 0 [pid 4893] rt_sigprocmask(SIG_SETMASK, [] [pid 4890] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... umount2 resumed>) = 0 [pid 4893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4893] chdir("./905" [pid 302] umount2("./951/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4890] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4893] <... chdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./951/tracing" [pid 4890] write(3, "p:s/p ./file0:0", 15 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./951/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4893] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4890] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./951/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4893] setpgid(0, 0 [pid 4890] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 4893] <... setpgid resumed>) = 0 [pid 302] fstat(4 [pid 4890] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4890] creat(NULL, 0732 [pid 302] getdents64(4 [pid 4892] chdir("./923" [pid 4893] <... openat resumed>) = 3 [pid 4890] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4892] <... chdir resumed>) = 0 [pid 4893] write(3, "1000", 4) = 4 [pid 4893] close(3) = 0 [pid 302] getdents64(4 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4 [pid 4893] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4890] exit_group(0 [pid 302] <... close resumed>) = 0 [pid 300] umount2("./923", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4890] <... exit_group resumed>) = ? [pid 302] rmdir("./951/tracing" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4893] write(1, "executing program\n", 18) = 18 [pid 4893] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4893] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 4893] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] close(3 [pid 300] fstat(3 [pid 4893] <... mount resumed>) = 0 executing program [pid 4890] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./951" [pid 4893] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4893] <... openat resumed>) = 3 [pid 4893] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] mkdir("./952", 0777 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4893] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4893] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4893] exit_group(0 [pid 302] <... mkdir resumed>) = 0 [pid 300] umount2("./923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] newfstatat(AT_FDCWD, "./923/binderfs" [pid 4893] <... exit_group resumed>) = ? [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4893] +++ exited with 0 +++ [pid 4892] <... prctl resumed>) = 0 [pid 300] unlink("./923/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4894 ci2-android-5-10/strace-static-x86_64: Process 4894 attached [pid 4894] set_robust_list(0x555557559760, 24 [pid 300] <... unlink resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4894] <... set_robust_list resumed>) = 0 [pid 4894] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... umount2 resumed>) = 0 [pid 4894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4894] chdir("./952" [pid 300] newfstatat(AT_FDCWD, "./923/tracing" [pid 4892] setpgid(0, 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4894] <... chdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] openat(AT_FDCWD, "./923/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4892] <... setpgid resumed>) = 0 [pid 300] <... openat resumed>) = 4 [pid 299] umount2("./905", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(4 [pid 298] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 300] getdents64(4 [pid 299] openat(AT_FDCWD, "./905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] fstat(3 [pid 4892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(4 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] fstat(3 [pid 4894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] close(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] <... close resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] rmdir("./923/tracing" [pid 298] umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3 [pid 4894] <... prctl resumed>) = 0 [pid 4894] setpgid(0, 0) = 0 [pid 4894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4892] <... openat resumed>) = 3 [pid 4894] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] newfstatat(AT_FDCWD, "./883/binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] umount2("./905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] close(3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./883/binderfs" [pid 300] rmdir("./923" [pid 299] newfstatat(AT_FDCWD, "./905/binderfs" [pid 4892] write(3, "1000", 4) = 4 [pid 298] <... unlink resumed>) = 0 [pid 4894] write(3, "1000", 4 [pid 4892] close(3 [pid 4894] <... write resumed>) = 4 [pid 4892] <... close resumed>) = 0 [pid 4894] close(3 [pid 300] <... rmdir resumed>) = 0 executing program executing program [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] mkdir("./924", 0777 [pid 4894] <... close resumed>) = 0 [pid 4892] symlink("/dev/binderfs", "./binderfs" [pid 299] unlink("./905/binderfs" [pid 4892] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 4894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 300] <... mkdir resumed>) = 0 [pid 298] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... unlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4894] write(1, "executing program\n", 18 [pid 4892] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4894] <... write resumed>) = 18 [pid 4892] <... write resumed>) = 18 [pid 4894] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4892] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4894] <... close_range resumed>) = 0 [pid 4892] <... close_range resumed>) = 0 [pid 4894] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4892] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] newfstatat(AT_FDCWD, "./883/tracing" [pid 4894] <... mkdirat resumed>) = 0 [pid 4892] <... mkdirat resumed>) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4894] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4892] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4895 [pid 299] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./883/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./905/tracing" [pid 298] openat(AT_FDCWD, "./883/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 4 [pid 299] umount2("./905/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4895 attached [pid 4894] <... mount resumed>) = 0 [pid 4892] <... mount resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(4 [pid 299] openat(AT_FDCWD, "./905/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] getdents64(4 [pid 299] fstat(4 [pid 4894] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4892] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(4 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4894] <... openat resumed>) = 3 [pid 4892] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] close(4 [pid 299] getdents64(4 [pid 298] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rmdir("./883/tracing" [pid 299] close(4 [pid 4894] write(3, "p:s/p ./file0:0", 15 [pid 4892] write(3, "p:s/p ./file0:0", 15 [pid 4894] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4892] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3 [pid 299] rmdir("./905/tracing" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4894] openat(AT_FDCWD, NULL, O_WRONLY [pid 4892] openat(AT_FDCWD, NULL, O_WRONLY [pid 4894] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4892] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4894] creat(NULL, 0732 [pid 4892] creat(NULL, 0732 [pid 4894] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4892] <... creat resumed>) = -1 EFAULT (Bad address) [pid 299] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 299] getdents64(3 [pid 4894] exit_group(0 [pid 4892] exit_group(0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... close resumed>) = 0 [pid 299] close(3 [pid 298] rmdir("./883" [pid 299] <... close resumed>) = 0 [pid 4894] <... exit_group resumed>) = ? [pid 4892] <... exit_group resumed>) = ? [pid 4895] set_robust_list(0x555557559760, 24 [pid 4892] +++ exited with 0 +++ [pid 299] rmdir("./905" [pid 298] <... rmdir resumed>) = 0 [pid 4894] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rmdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] mkdir("./906", 0777 [pid 298] mkdir("./884", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4895] <... set_robust_list resumed>) = 0 [pid 4895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4895] chdir("./924" [pid 299] <... mkdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4895] <... chdir resumed>) = 0 [pid 4895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4895] setpgid(0, 0) = 0 executing program [pid 4895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4895] <... openat resumed>) = 3 [pid 4895] write(3, "1000", 4) = 4 [pid 4895] close(3) = 0 [pid 4895] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4895] write(1, "executing program\n", 18 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4896 [pid 4895] <... write resumed>) = 18 [pid 4895] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4895] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4897 [pid 4895] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4895] <... mount resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4895] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4895] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4895] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4897 attached [pid 4895] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 4895] exit_group(0 [pid 301] umount2("./923", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4895] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4896 attached [pid 4897] set_robust_list(0x555557559760, 24 [pid 4895] +++ exited with 0 +++ [pid 302] umount2("./952", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./923/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./923/binderfs") = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4897] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./952", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 301] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./923/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./923/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./923/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 301] rmdir("./923/tracing" [pid 302] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] fstat(3 [pid 301] getdents64(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3 [pid 301] close(3) = 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] rmdir("./923" [pid 302] umount2("./952/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./924", 0777 [pid 4897] rt_sigprocmask(SIG_SETMASK, [] [pid 4896] set_robust_list(0x555557559760, 24 [pid 302] newfstatat(AT_FDCWD, "./952/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] unlink("./952/binderfs" [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4896] <... set_robust_list resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4898 attached [pid 302] umount2("./952/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4898 [pid 4898] set_robust_list(0x555557559760, 24 [pid 302] <... umount2 resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4898] <... set_robust_list resumed>) = 0 [pid 302] umount2("./952/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4898] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] newfstatat(AT_FDCWD, "./952/tracing" [pid 300] umount2("./924", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./952/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4898] chdir("./924" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./952/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4898] <... chdir resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 4 [pid 300] fstat(3 [pid 302] fstat(4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 302] getdents64(4 [pid 4898] <... prctl resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] umount2("./924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] newfstatat(AT_FDCWD, "./924/binderfs" [pid 302] close(4 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] unlink("./924/binderfs" [pid 302] rmdir("./952/tracing" [pid 4898] setpgid(0, 0) = 0 [pid 4898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... unlink resumed>) = 0 [pid 4898] <... openat resumed>) = 3 [pid 4898] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3 [pid 4898] <... write resumed>) = 4 [pid 4898] close(3) = 0 [pid 4898] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 302] close(3 [pid 300] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./952" [pid 300] newfstatat(AT_FDCWD, "./924/tracing" [pid 4898] <... symlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./953", 0777 [pid 300] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4898] write(1, "executing program\n", 18) = 18 [pid 4898] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4898] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4897] chdir("./884" [pid 302] <... mkdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4898] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] openat(AT_FDCWD, "./924/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4897] <... chdir resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... openat resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4897] <... prctl resumed>) = 0 [pid 300] fstat(4 [pid 4898] <... mount resumed>) = 0 [pid 4898] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4898] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4897] setpgid(0, 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4897] <... setpgid resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4899 [pid 4898] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 300] getdents64(4 [pid 4898] creat(NULL, 0732 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 4898] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] getdents64(4 [pid 4898] exit_group(0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4898] <... exit_group resumed>) = ? [pid 300] close(4 [pid 4897] <... openat resumed>) = 3 [pid 300] <... close resumed>) = 0 [pid 4897] write(3, "1000", 4 [pid 300] rmdir("./924/tracing" [pid 4898] +++ exited with 0 +++ [pid 4897] <... write resumed>) = 4 [pid 300] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(3 [pid 4897] close(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3ci2-android-5-10/strace-static-x86_64: Process 4899 attached [pid 4897] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 300] rmdir("./924" [pid 4899] set_robust_list(0x555557559760, 24) = 0 [pid 4899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4899] chdir("./953" [pid 4897] symlink("/dev/binderfs", "./binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./925", 0777 [pid 4899] <... chdir resumed>) = 0 [pid 4899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4899] setpgid(0, 0) = 0 [pid 4899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4899] <... openat resumed>) = 3 [pid 4897] <... symlink resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4899] write(3, "1000", 4 [pid 4897] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4899] <... write resumed>) = 4 [pid 4899] close(3) = 0 [pid 4899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4897] <... write resumed>) = 18 [pid 4899] write(1, "executing program\n", 18 executing program [pid 4897] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4900 [pid 4899] <... write resumed>) = 18 [pid 4899] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4897] <... close_range resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4899] <... close_range resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4900 attached [pid 4897] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4899] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4897] <... mkdirat resumed>) = 0 [pid 4899] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4897] mount(NULL, "./tracing", "tracefs", 0, NULL executing program [pid 4896] rt_sigprocmask(SIG_SETMASK, [] [pid 4900] set_robust_list(0x555557559760, 24 [pid 4897] <... mount resumed>) = 0 [pid 4896] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4897] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4899] <... mount resumed>) = 0 [pid 4897] <... openat resumed>) = 3 [pid 4897] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4897] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4897] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4899] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4897] exit_group(0 [pid 4900] <... set_robust_list resumed>) = 0 [pid 4896] chdir("./906" [pid 4899] <... openat resumed>) = 3 [pid 4897] <... exit_group resumed>) = ? [pid 4900] rt_sigprocmask(SIG_SETMASK, [] [pid 4899] write(3, "p:s/p ./file0:0", 15 [pid 4896] <... chdir resumed>) = 0 [pid 4899] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4899] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4899] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4899] exit_group(0 [pid 4897] +++ exited with 0 +++ [pid 4899] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4899] +++ exited with 0 +++ [pid 4900] chdir("./925" [pid 4896] <... prctl resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4900] <... chdir resumed>) = 0 [pid 4900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4896] setpgid(0, 0 [pid 4900] setpgid(0, 0) = 0 [pid 4900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4896] <... setpgid resumed>) = 0 [pid 4900] <... openat resumed>) = 3 [pid 4896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4900] write(3, "1000", 4) = 4 [pid 4900] close(3) = 0 [pid 4900] symlink("/dev/binderfs", "./binderfs" [pid 4896] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 4900] <... symlink resumed>) = 0 [pid 301] umount2("./924", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3 [pid 4900] write(1, "executing program\n", 18 [pid 4896] write(3, "1000", 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4896] <... write resumed>) = 4 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4900] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./924/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./924/binderfs" [pid 4900] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4896] close(3 [pid 301] <... unlink resumed>) = 0 [pid 4896] <... close resumed>) = 0 [pid 301] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... umount2 resumed>) = 0 [pid 4900] <... close_range resumed>) = 0 [pid 301] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4896] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4900] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] newfstatat(AT_FDCWD, "./924/tracing" [pid 4896] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4896] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] umount2("./924/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4896] <... close_range resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4900] <... mkdirat resumed>) = 0 [pid 4896] mkdirat(AT_FDCWD, "./tracing", 0777 executing program [pid 301] openat(AT_FDCWD, "./924/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4900] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... openat resumed>) = 4 [pid 4896] <... mkdirat resumed>) = 0 [pid 301] fstat(4 [pid 4900] <... mount resumed>) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4896] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] getdents64(4 [pid 4900] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4896] <... mount resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4896] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4900] write(3, "p:s/p ./file0:0", 15 [pid 301] getdents64(4 [pid 4896] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4900] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] close(4 [pid 4896] write(3, "p:s/p ./file0:0", 15 [pid 4900] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... close resumed>) = 0 [pid 4900] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4896] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] rmdir("./924/tracing" [pid 4896] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4896] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 302] <... restart_syscall resumed>) = 0 [pid 4900] creat(NULL, 0732 [pid 4896] exit_group(0 [pid 301] <... rmdir resumed>) = 0 [pid 4900] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4896] <... exit_group resumed>) = ? [pid 301] getdents64(3 [pid 4900] exit_group(0 [pid 4896] +++ exited with 0 +++ [pid 302] umount2("./953", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4900] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./953", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... openat resumed>) = 3 [pid 301] rmdir("./924" [pid 299] <... restart_syscall resumed>) = 0 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3 [pid 301] <... rmdir resumed>) = 0 [pid 299] umount2("./906", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] mkdir("./925", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4900] +++ exited with 0 +++ [pid 302] umount2("./953/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./953/binderfs" [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] fstat(3 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./953/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] getdents64(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./953/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4901 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] fstat(3 [pid 302] umount2("./953/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./906/binderfs" [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./925", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3 [pid 302] newfstatat(AT_FDCWD, "./953/tracing" [pid 300] openat(AT_FDCWD, "./925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./906/binderfs" [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./953/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] fstat(3 [pid 299] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./884/binderfs" [pid 302] openat(AT_FDCWD, "./953/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] getdents64(3 [pid 299] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 4 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] unlink("./884/binderfs" [pid 302] fstat(4 [pid 300] umount2("./925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./906/tracing" [pid 298] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] newfstatat(AT_FDCWD, "./925/binderfs" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = 0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./906/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(4 [pid 300] unlink("./925/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./884/tracing" [pid 302] close(4 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./906/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./884/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./953/tracing" [pid 300] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 299] fstat(4 [pid 298] openat(AT_FDCWD, "./884/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3 [pid 300] <... umount2 resumed>) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(4 [pid 298] fstat(4 [pid 302] close(3 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 300] newfstatat(AT_FDCWD, "./925/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(4 [pid 302] rmdir("./953" [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] <... rmdir resumed>) = 0 [pid 300] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] getdents64(4 [pid 302] mkdir("./954", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 ci2-android-5-10/strace-static-x86_64: Process 4901 attached [pid 302] <... mkdir resumed>) = 0 [pid 300] openat(AT_FDCWD, "./925/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 298] close(4 [pid 4901] set_robust_list(0x555557559760, 24 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... openat resumed>) = 4 [pid 299] rmdir("./906/tracing" [pid 298] <... close resumed>) = 0 [pid 4901] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] fstat(4 [pid 298] rmdir("./884/tracing" [pid 4901] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4902 attached [pid 4901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 298] getdents64(3 [pid 4901] chdir("./925" [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4902 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4901] <... chdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 4901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... close resumed>) = 0 [pid 4901] <... prctl resumed>) = 0 [pid 300] close(4 [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./884" [pid 4902] set_robust_list(0x555557559760, 24 [pid 4901] setpgid(0, 0 [pid 300] <... close resumed>) = 0 [pid 299] rmdir("./906" [pid 298] <... rmdir resumed>) = 0 [pid 4901] <... setpgid resumed>) = 0 [pid 300] rmdir("./925/tracing" [pid 298] mkdir("./885", 0777 [pid 4901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4902] <... set_robust_list resumed>) = 0 [pid 300] getdents64(3 [pid 299] mkdir("./907", 0777 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] close(3 [pid 299] <... mkdir resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4903 [pid 300] rmdir("./925" [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4903 attached [pid 300] <... rmdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./926", 0777 [pid 4903] set_robust_list(0x555557559760, 24) = 0 [pid 4903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4903] chdir("./885") = 0 [pid 4903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... mkdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4904 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4903] <... prctl resumed>) = 0 [pid 4903] setpgid(0, 0) = 0 [pid 4903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4905 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4905 attached [pid 4902] rt_sigprocmask(SIG_SETMASK, [] [pid 4901] <... openat resumed>) = 3 [pid 4903] <... openat resumed>) = 3 [pid 4903] write(3, "1000", 4) = 4 [pid 4903] close(3) = 0 [pid 4903] symlink("/dev/binderfs", "./binderfs" [pid 4901] write(3, "1000", 4 [pid 4902] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4901] <... write resumed>) = 4 [pid 4903] <... symlink resumed>) = 0 [pid 4902] chdir("./954" [pid 4901] close(3 [pid 4903] write(1, "executing program\n", 18) = 18 executing program [pid 4903] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4903] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4901] <... close resumed>) = 0 [pid 4905] set_robust_list(0x555557559760, 24 [pid 4902] <... chdir resumed>) = 0 [pid 4901] symlink("/dev/binderfs", "./binderfs" [pid 4903] <... mkdirat resumed>) = 0 [pid 4903] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4901] <... symlink resumed>) = 0 [pid 4901] write(1, "executing program\n", 18 [pid 4902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4905] <... set_robust_list resumed>) = 0 [pid 4903] <... mount resumed>) = 0 [pid 4903] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND executing program [pid 4902] <... prctl resumed>) = 0 [pid 4901] <... write resumed>) = 18 [pid 4903] <... openat resumed>) = 3 [pid 4905] rt_sigprocmask(SIG_SETMASK, [] [pid 4902] setpgid(0, 0 [pid 4901] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4903] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4905] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4902] <... setpgid resumed>) = 0 [pid 4901] <... close_range resumed>) = 0 [pid 4903] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4901] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4903] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4903] exit_group(0) = ? [pid 4901] <... mkdirat resumed>) = 0 [pid 4902] <... openat resumed>) = 3 [pid 4901] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4902] write(3, "1000", 4 [pid 4905] chdir("./926" [pid 4901] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4902] <... write resumed>) = 4 [pid 4903] +++ exited with 0 +++ [pid 4902] close(3 [pid 4901] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4904 attached [pid 4904] set_robust_list(0x555557559760, 24 [pid 4905] <... chdir resumed>) = 0 [pid 4902] <... close resumed>) = 0 [pid 4901] write(3, "p:s/p ./file0:0", 15 [pid 4904] <... set_robust_list resumed>) = 0 [pid 4904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4902] symlink("/dev/binderfs", "./binderfs" [pid 4901] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4901] openat(AT_FDCWD, NULL, O_WRONLY [pid 4902] <... symlink resumed>) = 0 [pid 4901] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4901] creat(NULL, 0732 [pid 4902] write(1, "executing program\n", 18 [pid 4901] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4904] chdir("./907" executing program [pid 4901] exit_group(0 [pid 4902] <... write resumed>) = 18 [pid 4901] <... exit_group resumed>) = ? [pid 4904] <... chdir resumed>) = 0 [pid 4904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4904] setpgid(0, 0) = 0 [pid 4904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4901] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4902] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4904] <... openat resumed>) = 3 [pid 4905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4902] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4904] write(3, "1000", 4) = 4 [pid 4904] close(3) = 0 [pid 4904] symlink("/dev/binderfs", "./binderfs" [pid 4902] <... mkdirat resumed>) = 0 [pid 4905] <... prctl resumed>) = 0 [pid 4904] <... symlink resumed>) = 0 [pid 4905] setpgid(0, 0 [pid 4902] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4905] <... setpgid resumed>) = 0 [pid 4904] write(1, "executing program\n", 18) = 18 executing program [pid 4904] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4904] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4902] <... mount resumed>) = 0 [pid 4905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4902] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4904] <... mkdirat resumed>) = 0 [pid 4905] <... openat resumed>) = 3 [pid 4902] write(3, "p:s/p ./file0:0", 15 [pid 4904] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4902] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4905] write(3, "1000", 4 [pid 4902] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4905] <... write resumed>) = 4 [pid 4902] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4905] close(3 [pid 4902] exit_group(0 [pid 4905] <... close resumed>) = 0 [pid 4904] <... mount resumed>) = 0 [pid 4904] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4905] symlink("/dev/binderfs", "./binderfs" [pid 4902] <... exit_group resumed>) = ? [pid 4904] write(3, "p:s/p ./file0:0", 15 [pid 298] <... restart_syscall resumed>) = 0 [pid 4902] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4905] <... symlink resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4905] write(1, "executing program\n", 18 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] getdents64(3 [pid 4905] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4905] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4905] <... close_range resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./885/binderfs" [pid 4905] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./885/binderfs" [pid 4905] <... mkdirat resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4905] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 298] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4905] <... mount resumed>) = 0 [pid 301] umount2("./925", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 4905] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4905] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./885/tracing" [pid 4905] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4905] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(3 [pid 298] umount2("./885/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4905] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3 [pid 298] openat(AT_FDCWD, "./885/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4905] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... openat resumed>) = 4 [pid 4905] creat(NULL, 0732 [pid 301] umount2("./925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] fstat(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4905] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./925/binderfs" [pid 298] getdents64(4 [pid 4905] exit_group(0 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4905] <... exit_group resumed>) = ? [pid 301] unlink("./925/binderfs" [pid 298] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(4) = 0 [pid 301] <... unlink resumed>) = 0 [pid 298] rmdir("./885/tracing" [pid 301] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 298] getdents64(3 [pid 4905] +++ exited with 0 +++ [pid 4904] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4904] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... umount2 resumed>) = 0 [pid 298] close(3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4904] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4904] creat(NULL, 0732 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./885" [pid 4904] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] newfstatat(AT_FDCWD, "./925/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4904] exit_group(0 [pid 298] mkdir("./886", 0777 [pid 4904] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4904] +++ exited with 0 +++ [pid 301] umount2("./925/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] openat(AT_FDCWD, "./925/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4906 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(4ci2-android-5-10/strace-static-x86_64: Process 4906 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] getdents64(4 [pid 4906] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4906] <... set_robust_list resumed>) = 0 [pid 301] getdents64(4 [pid 4906] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4906] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] close(4 [pid 4906] chdir("./886" [pid 301] <... close resumed>) = 0 [pid 4906] <... chdir resumed>) = 0 [pid 301] rmdir("./925/tracing" [pid 4906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4906] setpgid(0, 0) = 0 [pid 4906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rmdir resumed>) = 0 [pid 4906] <... openat resumed>) = 3 [pid 301] getdents64(3 [pid 4906] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 4906] <... write resumed>) = 4 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4906] close(3) = 0 [pid 302] umount2("./954", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 4906] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4906] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./954", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 4906] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 executing program [pid 4906] <... write resumed>) = 18 [pid 302] fstat(3 [pid 301] rmdir("./925" [pid 4906] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4906] <... close_range resumed>) = 0 [pid 302] getdents64(3 [pid 4906] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] <... rmdir resumed>) = 0 [pid 4906] <... mkdirat resumed>) = 0 [pid 302] umount2("./954/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4906] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./926", 0777 [pid 4906] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./954/binderfs" [pid 4906] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4906] <... openat resumed>) = 3 [pid 302] unlink("./954/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 4906] write(3, "p:s/p ./file0:0", 15 [pid 302] <... unlink resumed>) = 0 [pid 4906] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./954/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... umount2 resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4906] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] umount2("./954/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4906] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-10/strace-static-x86_64: Process 4907 attached [pid 4906] creat(NULL, 0732 [pid 302] newfstatat(AT_FDCWD, "./954/tracing" [pid 299] <... restart_syscall resumed>) = 0 [pid 4907] set_robust_list(0x555557559760, 24 [pid 4906] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4907 [pid 4906] exit_group(0 [pid 302] umount2("./954/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4906] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4907] <... set_robust_list resumed>) = 0 [pid 4906] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./954/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] umount2("./907", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] fstat(4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] openat(AT_FDCWD, "./907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(4 [pid 300] umount2("./926", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... openat resumed>) = 3 [pid 302] getdents64(4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] fstat(3 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] openat(AT_FDCWD, "./926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 302] rmdir("./954/tracing" [pid 299] getdents64(3 [pid 300] fstat(3 [pid 4907] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rmdir resumed>) = 0 [pid 4907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] getdents64(3 [pid 299] umount2("./907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4907] chdir("./926" [pid 302] close(3 [pid 4907] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rmdir("./954" [pid 300] umount2("./926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./907/binderfs" [pid 4907] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./955", 0777 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] newfstatat(AT_FDCWD, "./926/binderfs" [pid 4907] setpgid(0, 0 [pid 302] <... mkdir resumed>) = 0 [pid 299] unlink("./907/binderfs" [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4907] <... setpgid resumed>) = 0 [pid 300] unlink("./926/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4908 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... unlink resumed>) = 0 [pid 299] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4908 attached [pid 4908] set_robust_list(0x555557559760, 24 [pid 299] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 299] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... set_robust_list resumed>) = 0 [pid 4908] rt_sigprocmask(SIG_SETMASK, [] [pid 4907] <... openat resumed>) = 3 [pid 300] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4908] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4907] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./907/tracing" [pid 298] <... restart_syscall resumed>) = 0 [pid 4908] chdir("./955" [pid 4907] <... write resumed>) = 4 [pid 300] newfstatat(AT_FDCWD, "./926/tracing" [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4908] <... chdir resumed>) = 0 [pid 4907] close(3 [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./907/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4907] <... close resumed>) = 0 [pid 300] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... prctl resumed>) = 0 [pid 4907] symlink("/dev/binderfs", "./binderfs" [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./907/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4908] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./926/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4908] <... setpgid resumed>) = 0 [pid 4907] <... symlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] <... openat resumed>) = 3 [pid 4908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4907] write(1, "executing program\n", 18 [pid 300] <... openat resumed>) = 4 [pid 299] fstat(4 executing program [pid 298] fstat(3 [pid 4908] <... openat resumed>) = 3 [pid 4907] <... write resumed>) = 18 [pid 300] fstat(4 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4908] write(3, "1000", 4 [pid 4907] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] getdents64(4 [pid 298] getdents64(3 [pid 4908] <... write resumed>) = 4 [pid 4907] <... close_range resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4908] close(3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] getdents64(4 [pid 4907] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... close resumed>) = 0 [pid 300] getdents64(4 [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4908] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] newfstatat(AT_FDCWD, "./886/binderfs" [pid 4908] <... symlink resumed>) = 0 [pid 4907] <... mkdirat resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4908] write(1, "executing program\n", 18 [pid 300] close(4 [pid 299] close(4 [pid 298] unlink("./886/binderfs" [pid 4908] <... write resumed>) = 18 executing program [pid 4907] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 4908] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4907] <... mount resumed>) = 0 [pid 300] rmdir("./926/tracing" [pid 299] rmdir("./907/tracing" [pid 298] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... close_range resumed>) = 0 [pid 4907] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 298] <... umount2 resumed>) = 0 [pid 4908] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 298] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... mkdirat resumed>) = 0 [pid 4907] <... openat resumed>) = 3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4908] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4907] write(3, "p:s/p ./file0:0", 15 [pid 300] getdents64(3 [pid 299] getdents64(3 [pid 298] newfstatat(AT_FDCWD, "./886/tracing" [pid 4908] <... mount resumed>) = 0 [pid 4907] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4908] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4907] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] close(3 [pid 299] close(3 [pid 298] umount2("./886/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4908] <... openat resumed>) = 3 [pid 4907] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4908] write(3, "p:s/p ./file0:0", 15 [pid 4907] creat(NULL, 0732 [pid 300] rmdir("./926" [pid 299] rmdir("./907" [pid 298] openat(AT_FDCWD, "./886/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4908] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4907] <... creat resumed>) = -1 EFAULT (Bad address) [pid 298] <... openat resumed>) = 4 [pid 4908] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... rmdir resumed>) = 0 [pid 298] fstat(4 [pid 4908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4908] creat(NULL, 0732 [pid 299] <... rmdir resumed>) = 0 [pid 298] getdents64(4 [pid 4908] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4907] exit_group(0 [pid 300] mkdir("./927", 0777 [pid 299] mkdir("./908", 0777 [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4908] exit_group(0 [pid 4907] <... exit_group resumed>) = ? [pid 298] getdents64(4 [pid 4908] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4908] +++ exited with 0 +++ [pid 300] <... mkdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 298] close(4 [pid 4907] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rmdir("./886/tracing" [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3 [pid 301] umount2("./926", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./886" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4909 [pid 298] mkdir("./887", 0777ci2-android-5-10/strace-static-x86_64: Process 4909 attached [pid 301] <... openat resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4910 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... mkdir resumed>) = 0 [pid 301] fstat(3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4911 attached [pid 4909] set_robust_list(0x555557559760, 24 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4911 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4910 attached [pid 4909] <... set_robust_list resumed>) = 0 [pid 301] umount2("./926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 4911] set_robust_list(0x555557559760, 24 [pid 4909] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./955", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./955", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4911] <... set_robust_list resumed>) = 0 [pid 4909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] fstat(3 [pid 301] newfstatat(AT_FDCWD, "./926/binderfs" [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] umount2("./955/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./955/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4909] chdir("./908" [pid 302] unlink("./955/binderfs" [pid 301] unlink("./926/binderfs" [pid 4911] rt_sigprocmask(SIG_SETMASK, [] [pid 4909] <... chdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./955/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 302] umount2("./955/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./955/tracing" [pid 301] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./955/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./955/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] close(4) = 0 [pid 302] rmdir("./955/tracing" [pid 4911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 301] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... umount2 resumed>) = 0 [pid 4909] <... prctl resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./955" [pid 4911] chdir("./887" [pid 4909] setpgid(0, 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./956", 0777 [pid 301] newfstatat(AT_FDCWD, "./926/tracing" [pid 4911] <... chdir resumed>) = 0 [pid 4909] <... setpgid resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./926/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4912 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] openat(AT_FDCWD, "./926/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4910] set_robust_list(0x555557559760, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4910] <... set_robust_list resumed>) = 0 [pid 4909] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4912 attached [pid 4911] <... prctl resumed>) = 0 [pid 4910] rt_sigprocmask(SIG_SETMASK, [] [pid 4909] write(3, "1000", 4 [pid 4910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4910] chdir("./927" [pid 301] fstat(4 [pid 4909] <... write resumed>) = 4 [pid 4910] <... chdir resumed>) = 0 [pid 4910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4912] set_robust_list(0x555557559760, 24 [pid 4911] setpgid(0, 0 [pid 4909] close(3 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4910] <... prctl resumed>) = 0 [pid 4910] setpgid(0, 0) = 0 [pid 4910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(4 [pid 4909] <... close resumed>) = 0 [pid 4912] <... set_robust_list resumed>) = 0 [pid 4911] <... setpgid resumed>) = 0 [pid 4910] <... openat resumed>) = 3 [pid 4909] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4910] write(3, "1000", 4) = 4 [pid 4910] close(3) = 0 [pid 301] getdents64(4 [pid 4910] symlink("/dev/binderfs", "./binderfs" [pid 4909] <... symlink resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4910] <... symlink resumed>) = 0 [pid 4909] write(1, "executing program\n", 18 [pid 301] close(4 [pid 4910] write(1, "executing program\n", 18) = 18 [pid 4910] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4910] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4909] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 executing program executing program [pid 4912] rt_sigprocmask(SIG_SETMASK, [] [pid 4911] <... openat resumed>) = 3 [pid 4910] <... mkdirat resumed>) = 0 [pid 4909] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rmdir("./926/tracing" [pid 4910] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4910] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4909] <... close_range resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 4910] <... openat resumed>) = 3 [pid 4909] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] getdents64(3 [pid 4910] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4910] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4909] <... mkdirat resumed>) = 0 [pid 4910] creat(NULL, 0732 [pid 4909] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4910] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] close(3 [pid 4910] exit_group(0 [pid 4909] <... mount resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 4910] <... exit_group resumed>) = ? [pid 4909] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] rmdir("./926" [pid 4910] +++ exited with 0 +++ [pid 4909] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 4909] write(3, "p:s/p ./file0:0", 15 [pid 301] mkdir("./927", 0777 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4909] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4912] chdir("./956") = 0 [pid 4912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 4912] <... prctl resumed>) = 0 [pid 4912] setpgid(0, 0 [pid 4909] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4912] <... setpgid resumed>) = 0 [pid 4909] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] umount2("./927", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4909] creat(NULL, 0732 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4911] write(3, "1000", 4 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4912] <... openat resumed>) = 3 [pid 4909] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4912] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4911] <... write resumed>) = 4 [pid 4909] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4913 [pid 4911] close(3 [pid 4909] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 3 [pid 4912] <... write resumed>) = 4 [pid 4912] close(3) = 0 [pid 4912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4909] +++ exited with 0 +++ [pid 300] fstat(3 [pid 4912] write(1, "executing program\n", 18 [pid 4911] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4912] <... write resumed>) = 18 [pid 300] getdents64(3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4911] symlink("/dev/binderfs", "./binderfs" [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4912] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4912] <... close_range resumed>) = 0 executing program [pid 300] newfstatat(AT_FDCWD, "./927/binderfs" [pid 4912] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4911] <... symlink resumed>) = 0 [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4912] <... mkdirat resumed>) = 0 [pid 4911] write(1, "executing program\n", 18 [pid 300] unlink("./927/binderfs" [pid 4912] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4911] <... write resumed>) = 18 [pid 300] <... unlink resumed>) = 0 executing program [pid 4912] <... mount resumed>) = 0 [pid 4911] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4912] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4911] <... close_range resumed>) = 0 [pid 300] <... umount2 resumed>) = 0 [pid 4912] write(3, "p:s/p ./file0:0", 15 [pid 300] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4911] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4912] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] newfstatat(AT_FDCWD, "./927/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4912] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4911] <... mkdirat resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4912] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4911] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] openat(AT_FDCWD, "./927/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4912] creat(NULL, 0732 [pid 300] <... openat resumed>) = 4 [pid 4912] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] fstat(4 [pid 4911] <... mount resumed>) = 0 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4912] exit_group(0 [pid 4911] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] getdents64(4 [pid 4912] <... exit_group resumed>) = ? [pid 4911] <... openat resumed>) = 3 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4912] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4913 attached [pid 4913] set_robust_list(0x555557559760, 24 [pid 4911] write(3, "p:s/p ./file0:0", 15 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 4913] <... set_robust_list resumed>) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4913] rt_sigprocmask(SIG_SETMASK, [] [pid 300] close(4 [pid 4911] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] umount2("./956", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4911] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./927/tracing" [pid 302] openat(AT_FDCWD, "./956", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4913] chdir("./927") = 0 [pid 4913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rmdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 300] getdents64(3 [pid 4911] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4911] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] close(3 [pid 4913] <... prctl resumed>) = 0 [pid 302] getdents64(3 [pid 4911] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... close resumed>) = 0 [pid 4913] setpgid(0, 0 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] rmdir("./927" [pid 4911] exit_group(0 [pid 302] umount2("./956/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4913] <... setpgid resumed>) = 0 [pid 4913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4911] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./956/binderfs" [pid 300] mkdir("./928", 0777 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4913] write(3, "1000", 4) = 4 [pid 4913] close(3) = 0 [pid 4913] symlink("/dev/binderfs", "./binderfs" [pid 302] unlink("./956/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 4913] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] umount2("./956/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4913] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = 0 [pid 4913] <... write resumed>) = 18 [pid 4913] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4913] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 302] umount2("./956/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4911] +++ exited with 0 +++ [pid 4913] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4914 executing program [pid 4913] <... mount resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./956/tracing" [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4913] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4913] <... openat resumed>) = 3 [pid 302] umount2("./956/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4913] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4913] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "./956/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4913] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] <... openat resumed>) = 4 [pid 4913] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] fstat(4 [pid 4913] creat(NULL, 0732 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4913] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] getdents64(4 [pid 4913] exit_group(0 [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4913] <... exit_group resumed>) = ? [pid 302] getdents64(4 [pid 4913] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] close(4ci2-android-5-10/strace-static-x86_64: Process 4914 attached ) = 0 [pid 302] rmdir("./956/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] umount2("./908", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4914] set_robust_list(0x555557559760, 24) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 299] <... openat resumed>) = 3 [pid 298] umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 299] fstat(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./956" [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 299] getdents64(3 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] mkdir("./957", 0777 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./887/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] umount2("./908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./887/binderfs" [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./908/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./927", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4914] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... umount2 resumed>) = 0 [pid 4914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4914] chdir("./928" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./908/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4914] <... chdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4915 [pid 301] openat(AT_FDCWD, "./927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./887/tracing" [pid 4914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4914] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] fstat(3 [pid 299] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./887/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4914] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4914] <... setpgid resumed>) = 0 [pid 301] getdents64(3 [pid 299] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./887/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 4915 attached [pid 4914] <... openat resumed>) = 3 [pid 301] umount2("./927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./908/tracing" [pid 298] fstat(4 [pid 4914] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4914] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./927/binderfs" [pid 299] umount2("./908/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(4 [pid 4915] set_robust_list(0x555557559760, 24 [pid 4914] close(3 [pid 301] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 4914] <... close resumed>) = 0 [pid 301] unlink("./927/binderfs" [pid 299] openat(AT_FDCWD, "./908/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] getdents64(4 [pid 4914] symlink("/dev/binderfs", "./binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4915] <... set_robust_list resumed>) = 0 [pid 4914] <... symlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] close(4 [pid 4914] write(1, "executing program\n", 18 [pid 301] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] fstat(4 [pid 298] <... close resumed>) = 0 [pid 4914] <... write resumed>) = 18 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 298] rmdir("./887/tracing" [pid 4915] rt_sigprocmask(SIG_SETMASK, [] [pid 4914] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] <... umount2 resumed>) = 0 [pid 299] getdents64(4 [pid 298] <... rmdir resumed>) = 0 [pid 4914] <... close_range resumed>) = 0 [pid 301] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] getdents64(3 [pid 4914] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(4 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 4914] <... mkdirat resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./927/tracing" [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 4914] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 301] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] close(4 [pid 298] <... close resumed>) = 0 [pid 4915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4914] <... mount resumed>) = 0 [pid 301] umount2("./927/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... close resumed>) = 0 [pid 298] rmdir("./887" [pid 4915] chdir("./957" [pid 4914] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] rmdir("./908/tracing" [pid 298] <... rmdir resumed>) = 0 [pid 4914] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./927/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] mkdir("./888", 0777 [pid 4915] <... chdir resumed>) = 0 [pid 4914] write(3, "p:s/p ./file0:0", 15 [pid 301] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 4915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4914] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 301] fstat(4 [pid 299] getdents64(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4915] <... prctl resumed>) = 0 [pid 4914] openat(AT_FDCWD, NULL, O_WRONLY [pid 301] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4915] setpgid(0, 0 [pid 4914] <... openat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 299] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4915] <... setpgid resumed>) = 0 [pid 4914] creat(NULL, 0732 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4916 attached [pid 4915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4914] <... creat resumed>) = -1 EFAULT (Bad address) [pid 301] getdents64(4 [pid 299] rmdir("./908" [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4916 [pid 4914] exit_group(0 [pid 301] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 4915] <... openat resumed>) = 3 [pid 4914] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4916] set_robust_list(0x555557559760, 24 [pid 4915] write(3, "1000", 4 [pid 4914] +++ exited with 0 +++ [pid 301] close(4 [pid 299] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 299] mkdir("./909", 0777 [pid 301] rmdir("./927/tracing" [pid 4915] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4916] <... set_robust_list resumed>) = 0 [pid 4916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4916] chdir("./888") = 0 [pid 4916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rmdir resumed>) = 0 [pid 4915] close(3 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] getdents64(3 [pid 4916] <... prctl resumed>) = 0 [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 4915] <... close resumed>) = 0 [pid 301] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4916] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 4916] <... setpgid resumed>) = 0 [pid 4916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4916] write(3, "1000", 4 [pid 301] rmdir("./927" [pid 4915] symlink("/dev/binderfs", "./binderfs" [pid 4916] <... write resumed>) = 4 [pid 4916] close(3) = 0 [pid 4916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4915] <... symlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4917 [pid 4916] write(1, "executing program\n", 18 [pid 301] mkdir("./928", 0777 [pid 4915] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 4916] <... write resumed>) = 18 [pid 4916] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4916] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 4915] <... write resumed>) = 18 [pid 4916] <... mkdirat resumed>) = 0 [pid 4915] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4915] <... close_range resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4916] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 [pid 4916] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4915] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4918 [pid 4916] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 4916] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4916] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4916] exit_group(0 [pid 4915] <... mkdirat resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4915] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4916] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 4918 attached [pid 4916] +++ exited with 0 +++ [pid 4915] <... mount resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 4917 attached [pid 4917] set_robust_list(0x555557559760, 24) = 0 [pid 4917] rt_sigprocmask(SIG_SETMASK, [] [pid 4915] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4918] set_robust_list(0x555557559760, 24 [pid 4915] <... openat resumed>) = 3 [pid 4917] chdir("./909") = 0 [pid 4917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4917] setpgid(0, 0) = 0 [pid 4917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4918] <... set_robust_list resumed>) = 0 [pid 4915] write(3, "p:s/p ./file0:0", 15 [pid 4917] <... openat resumed>) = 3 [pid 4915] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4917] write(3, "1000", 4) = 4 [pid 4917] close(3) = 0 [pid 4917] symlink("/dev/binderfs", "./binderfs" [pid 4918] rt_sigprocmask(SIG_SETMASK, [] [pid 4917] <... symlink resumed>) = 0 [pid 4915] openat(AT_FDCWD, NULL, O_WRONLY [pid 4917] write(1, "executing program\n", 18) = 18 executing program [pid 4917] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4917] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4918] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4917] <... mkdirat resumed>) = 0 [pid 4915] <... openat resumed>) = -1 EFAULT (Bad address) [pid 4917] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4915] creat(NULL, 0732 [pid 4917] <... mount resumed>) = 0 [pid 4915] <... creat resumed>) = -1 EFAULT (Bad address) [pid 4917] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4915] exit_group(0 [pid 4917] <... openat resumed>) = 3 [pid 4915] <... exit_group resumed>) = ? [pid 4918] chdir("./928" [pid 4917] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4917] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4917] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4917] exit_group(0 [pid 4915] +++ exited with 0 +++ [pid 4917] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4918] <... chdir resumed>) = 0 [pid 4917] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4918] <... prctl resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4918] setpgid(0, 0) = 0 [pid 4918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4918] write(3, "1000", 4) = 4 [pid 4918] close(3) = 0 [pid 4918] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4918] write(1, "executing program\n", 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 300] umount2("./928", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4918] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] openat(AT_FDCWD, "./928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 298] fstat(3 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4918] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 300] getdents64(3 [pid 298] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] umount2("./928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] newfstatat(AT_FDCWD, "./928/binderfs" [pid 298] newfstatat(AT_FDCWD, "./888/binderfs" [pid 300] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] unlink("./928/binderfs" [pid 298] unlink("./888/binderfs" [pid 4918] <... close_range resumed>) = 0 [pid 300] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 300] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4918] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 300] <... umount2 resumed>) = 0 [pid 300] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] newfstatat(AT_FDCWD, "./928/tracing" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./888/tracing" [pid 300] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./909", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./888/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4918] <... mkdirat resumed>) = 0 [pid 300] openat(AT_FDCWD, "./928/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... openat resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./888/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] fstat(4 [pid 299] fstat(3 [pid 298] <... openat resumed>) = 4 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] fstat(4 [pid 4918] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... restart_syscall resumed>) = 0 [pid 300] getdents64(4 [pid 299] getdents64(3 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 298] getdents64(4 [pid 4918] <... mount resumed>) = 0 [pid 300] getdents64(4 [pid 299] umount2("./909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 302] umount2("./957", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] close(4 [pid 299] newfstatat(AT_FDCWD, "./909/binderfs" [pid 298] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./957", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 300] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] close(4 [pid 302] <... openat resumed>) = 3 [pid 300] rmdir("./928/tracing" [pid 299] unlink("./909/binderfs" [pid 298] <... close resumed>) = 0 [pid 4918] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] fstat(3 [pid 300] <... rmdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 298] rmdir("./888/tracing" [pid 4918] <... openat resumed>) = 3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 300] getdents64(3 [pid 299] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 4918] write(3, "p:s/p ./file0:0", 15 [pid 302] getdents64(3 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] getdents64(3 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 300] close(3 [pid 299] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] umount2("./957/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... close resumed>) = 0 [pid 4918] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] rmdir("./928" [pid 299] newfstatat(AT_FDCWD, "./909/tracing" [pid 298] <... close resumed>) = 0 [pid 4918] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./957/binderfs" [pid 300] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] rmdir("./888" [pid 4918] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 300] mkdir("./929", 0777 [pid 299] umount2("./909/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 4918] creat(NULL, 0732 [pid 302] unlink("./957/binderfs" [pid 300] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] mkdir("./889", 0777 [pid 4918] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] <... unlink resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] openat(AT_FDCWD, "./909/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... mkdir resumed>) = 0 [pid 4918] exit_group(0 [pid 302] umount2("./957/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... openat resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4918] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] fstat(4 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] umount2("./957/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 4920 attached [pid 4918] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4919 [pid 299] getdents64(4 [pid 302] newfstatat(AT_FDCWD, "./957/tracing" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... clone resumed>, child_tidptr=0x555557559750) = 4920 [pid 4920] set_robust_list(0x555557559760, 24 [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] getdents64(4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] umount2("./957/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] close(4 [pid 302] openat(AT_FDCWD, "./957/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... close resumed>) = 0 [pid 4920] <... set_robust_list resumed>) = 0 [pid 299] rmdir("./909/tracing" [pid 4920] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... openat resumed>) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 299] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 302] fstat(4 [pid 299] close(3 [pid 302] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./909" [pid 4920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] getdents64(4 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./910", 0777 [pid 4920] chdir("./889" [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 299] <... mkdir resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4920] <... chdir resumed>) = 0 [pid 302] getdents64(4 [pid 299] <... clone resumed>, child_tidptr=0x555557559750) = 4921 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 4919 attached [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 4919] set_robust_list(0x555557559760, 24) = 0 [pid 4919] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 4921 attached [pid 4920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] close(4 [pid 4919] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4919] chdir("./929") = 0 [pid 4919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4919] setpgid(0, 0) = 0 [pid 4920] <... prctl resumed>) = 0 [pid 4919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 4921] set_robust_list(0x555557559760, 24 [pid 4919] <... openat resumed>) = 3 [pid 4919] write(3, "1000", 4) = 4 [pid 4919] close(3) = 0 [pid 4919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] rmdir("./957/tracing" [pid 4921] <... set_robust_list resumed>) = 0 [pid 4920] setpgid(0, 0 [pid 4919] write(1, "executing program\n", 18) = 18 [pid 4919] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 executing program [pid 4919] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4920] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] umount2("./928", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(3, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 301] umount2("./928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./928/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./928/binderfs" [pid 4920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./957" [pid 301] <... umount2 resumed>) = 0 [pid 301] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./928/tracing", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./928/tracing", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./928/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 301] <... openat resumed>) = 4 [pid 302] mkdir("./958", 0777 [pid 301] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 301] getdents64(4, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 301] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 301] close(4) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./928/tracing" [pid 4920] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rmdir resumed>) = 0 [pid 4920] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] getdents64(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./928" [pid 4920] <... write resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 4920] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4922 [pid 301] mkdir("./929", 0777 [pid 4920] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... mkdir resumed>) = 0 [pid 4920] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4921] rt_sigprocmask(SIG_SETMASK, [] [pid 4920] <... symlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555557559750) = 4923 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4920] write(1, "executing program\n", 18 [pid 4921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4919] <... mkdirat resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 4923 attached [pid 4919] mount(NULL, "./tracing", "tracefs", 0, NULL) = 0 executing program [pid 4919] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4923] set_robust_list(0x555557559760, 24 [pid 4921] chdir("./910" [pid 4920] <... write resumed>) = 18 [pid 4919] <... openat resumed>) = 3 [pid 4919] write(3, "p:s/p ./file0:0", 15 [pid 4920] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4919] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 4919] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4919] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4919] exit_group(0 [pid 4920] <... close_range resumed>) = 0 [pid 4919] <... exit_group resumed>) = ? [pid 4923] <... set_robust_list resumed>) = 0 [pid 4921] <... chdir resumed>) = 0 [pid 4920] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 4919] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 4922 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4922] set_robust_list(0x555557559760, 24) = 0 [pid 4922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4922] chdir("./958" [pid 4920] <... mkdirat resumed>) = 0 [pid 4922] <... chdir resumed>) = 0 [pid 4922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4922] setpgid(0, 0) = 0 [pid 4922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4920] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 300] umount2("./929", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4922] <... openat resumed>) = 3 [pid 4920] <... mount resumed>) = 0 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4922] write(3, "1000", 4 [pid 300] openat(AT_FDCWD, "./929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4920] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 300] <... openat resumed>) = 3 [pid 4922] <... write resumed>) = 4 [pid 4920] <... openat resumed>) = 3 [pid 300] fstat(3 [pid 4922] close(3 [pid 4920] write(3, "p:s/p ./file0:0", 15 [pid 300] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4922] <... close resumed>) = 0 [pid 4922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4920] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 300] getdents64(3 [pid 4921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4922] write(1, "executing program\n", 18 [pid 300] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4920] openat(AT_FDCWD, NULL, O_WRONLY [pid 300] umount2("./929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4922] <... write resumed>) = 18 [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 4920] <... openat resumed>) = -1 EFAULT (Bad address) [pid 300] newfstatat(AT_FDCWD, "./929/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4920] creat(NULL, 0732 [pid 300] unlink("./929/binderfs" [pid 4922] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE) = 0 [pid 4922] mkdirat(AT_FDCWD, "./tracing", 0777) = 0 [pid 4921] <... prctl resumed>) = 0 [pid 4920] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... unlink resumed>) = 0 [pid 4923] rt_sigprocmask(SIG_SETMASK, [] [pid 300] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4920] exit_group(0 [pid 4922] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 4920] <... exit_group resumed>) = ? [pid 300] <... umount2 resumed>) = 0 [pid 4922] <... mount resumed>) = 0 [pid 300] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4922] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND) = 3 [pid 4922] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 4920] +++ exited with 0 +++ [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4922] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] newfstatat(AT_FDCWD, "./929/tracing" [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4922] creat(NULL, 0732 [pid 300] umount2("./929/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4922] <... creat resumed>) = -1 EFAULT (Bad address) [pid 300] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4922] exit_group(0 [pid 4921] setpgid(0, 0 [pid 300] openat(AT_FDCWD, "./929/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4922] <... exit_group resumed>) = ? [pid 300] <... openat resumed>) = 4 [pid 4923] chdir("./929" [pid 4922] +++ exited with 0 +++ [pid 4921] <... setpgid resumed>) = 0 [pid 300] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] getdents64(4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 300] getdents64(4, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 300] close(4) = 0 [pid 300] rmdir("./929/tracing" [pid 4921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... rmdir resumed>) = 0 [pid 300] getdents64(3, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 300] close(3) = 0 [pid 4921] <... openat resumed>) = 3 [pid 300] rmdir("./929" [pid 4921] write(3, "1000", 4 [pid 300] <... rmdir resumed>) = 0 [pid 300] mkdir("./930", 0777 [pid 4921] <... write resumed>) = 4 [pid 4921] close(3 [pid 300] <... mkdir resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 4921] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4921] symlink("/dev/binderfs", "./binderfs"ci2-android-5-10/strace-static-x86_64: Process 4924 attached [pid 4924] set_robust_list(0x555557559760, 24) = 0 [pid 4924] rt_sigprocmask(SIG_SETMASK, [] [pid 4921] <... symlink resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555557559750) = 4924 [pid 4924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4924] chdir("./930") = 0 [pid 4924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4924] setpgid(0, 0) = 0 [pid 4924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 4921] write(1, "executing program\n", 18 [pid 4923] <... chdir resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 4921] <... write resumed>) = 18 executing program [pid 4924] <... openat resumed>) = 3 [pid 4924] write(3, "1000", 4) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 4921] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 4924] close(3) = 0 [pid 4921] <... close_range resumed>) = 0 [pid 4924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4921] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] umount2("./958", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4924] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4924] <... write resumed>) = 18 [pid 302] openat(AT_FDCWD, "./958", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4924] close_range(4294967295, 4294967295, CLOSE_RANGE_UNSHARE [pid 302] getdents64(3 [pid 4924] <... close_range resumed>) = 0 [pid 4924] mkdirat(AT_FDCWD, "./tracing", 0777 [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 4921] <... mkdirat resumed>) = 0 executing program [pid 302] umount2("./958/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4924] <... mkdirat resumed>) = 0 [pid 4921] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4924] mount(NULL, "./tracing", "tracefs", 0, NULL [pid 302] newfstatat(AT_FDCWD, "./958/binderfs" [pid 4924] <... mount resumed>) = 0 [pid 4921] <... mount resumed>) = 0 [pid 302] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 4924] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 4921] openat(AT_FDCWD, "./tracing/uprobe_events", O_WRONLY|O_APPEND [pid 302] unlink("./958/binderfs" [pid 4924] <... openat resumed>) = 3 [pid 4924] write(3, "p:s/p ./file0:0", 15) = -1 ENOENT (No such file or directory) [pid 302] <... unlink resumed>) = 0 [pid 4921] <... openat resumed>) = 3 [pid 302] umount2("./958/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4924] openat(AT_FDCWD, NULL, O_WRONLY) = -1 EFAULT (Bad address) [pid 4924] creat(NULL, 0732) = -1 EFAULT (Bad address) [pid 4921] write(3, "p:s/p ./file0:0", 15 [pid 302] <... umount2 resumed>) = 0 [pid 4924] exit_group(0 [pid 302] umount2("./958/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 4921] <... write resumed>) = -1 ENOENT (No such file or directory) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4924] <... exit_group resumed>) = ? [pid 4921] openat(AT_FDCWD, NULL, O_WRONLY [pid 302] newfstatat(AT_FDCWD, "./958/tracing" [pid 4924] +++ exited with 0 +++ [pid 4923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4921] <... openat resumed>) = -1 EFAULT (Bad address) [pid 302] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./958/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4921] creat(NULL, 0732 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 4921] <... creat resumed>) = -1 EFAULT (Bad address) [pid 302] openat(AT_FDCWD, "./958/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4921] exit_group(0 [pid 302] <... openat resumed>) = 4 [pid 4921] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 302] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] getdents64(4 [pid 298] umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x555557562850 /* 2 entries */, 32768) = 48 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(4 [pid 298] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>, 0x555557562850 /* 0 entries */, 32768) = 0 [pid 298] <... openat resumed>) = 3 [pid 302] close(4 [pid 298] fstat(3 [pid 302] <... close resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 302] rmdir("./958/tracing" [pid 298] getdents64(3 [pid 302] <... rmdir resumed>) = 0 [pid 298] <... getdents64 resumed>, 0x55555755a810 /* 4 entries */, 32768) = 112 [pid 302] getdents64(3 [pid 298] umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>, 0x55555755a810 /* 0 entries */, 32768) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] close(3 [pid 298] newfstatat(AT_FDCWD, "./889/binderfs" [pid 302] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] rmdir("./958" [pid 298] unlink("./889/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 302] mkdir("./959", 0777 [pid 298] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4921] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... umount2 resumed>) = 0 [pid 298] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555557559750) = 4925 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] newfstatat(AT_FDCWD, "./889/tracing" [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./889/tracing", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-10/strace-static-x86_64: Process 4925 attached ) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./889/tracing", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4925] set_robust_list(0x555557559760, 24 [pid 298] <... openat resumed>) = 4 [pid 4925] <... set_robust_list resumed>) = 0 [pid 298] fstat(4 [pid 4925] rt_sigprocmask(SIG_SETMASK, [] [pid 4923] <... prctl resumed>) = 0 [pid 298] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4923] setpgid(0, 0 [pid 4925] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] getdents64(4 [pid 4923] <... setpgid resumed>) = 0 [pid 4925] chdir("./959" [pid 4923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... getdents64 resumed>, 0x555557562850 /* 2 entries */,